syzkaller login: [ 522.315297][ T31] kauditd_printk_skb: 5 callbacks suppressed [ 522.315540][ T31] audit: type=1400 audit(522.250:58): avc: denied { read write } for pid=3097 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 522.327544][ T31] audit: type=1400 audit(522.260:59): avc: denied { open } for pid=3097 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]:29450' (ED25519) to the list of known hosts. [ 555.535925][ T31] audit: type=1400 audit(555.470:60): avc: denied { execute } for pid=3110 comm="sh" name="syz-executor3184116490" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 555.539454][ T31] audit: type=1400 audit(555.480:61): avc: denied { execute_no_trans } for pid=3110 comm="sh" path="/syz-executor3184116490" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 555.571806][ T31] audit: type=1400 audit(555.510:62): avc: denied { execmem } for pid=3110 comm="syz-executor318" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program [ 555.591760][ T31] audit: type=1400 audit(555.530:63): avc: denied { prog_load } for pid=3111 comm="syz-executor318" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 555.592854][ T31] audit: type=1400 audit(555.530:64): avc: denied { bpf } for pid=3111 comm="syz-executor318" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 555.593882][ T31] audit: type=1400 audit(555.530:65): avc: denied { perfmon } for pid=3111 comm="syz-executor318" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 555.607828][ T31] audit: type=1400 audit(555.540:66): avc: denied { prog_run } for pid=3111 comm="syz-executor318" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.058100][ T32] INFO: task kworker/0:2:47 blocked for more than 450 seconds. [ 1324.058568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.058832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.059002][ T32] task:kworker/0:2 state:D stack:0 pid:47 tgid:47 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.059549][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.060772][ T32] Call trace: [ 1324.061129][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.061538][ T32] r10:8291a684 r9:df921d84 r8:00000002 r7:60000113 r6:df921d8c r5:833d4800 [ 1324.061648][ T32] r4:833d4800 [ 1324.061747][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.061847][ T32] r5:833d4800 r4:8291a680 [ 1324.062002][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.062081][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.062153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df921e08 [ 1324.062179][ T32] r4:00000000 [ 1324.062198][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.062233][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.062303][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.062379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e31dc0 [ 1324.062436][ T32] r4:00000000 [ 1324.062490][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.062896][ T32] r9:83018005 r8:833d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1324.062973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.063074][ T32] r5:00001000 r4:ed6c1000 [ 1324.063111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.063189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.063237][ T32] r5:85dbcf8c r4:85dbcc00 [ 1324.063256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.063304][ T32] r7:dddced80 r6:83018000 r5:85dbcf8c r4:83366d00 [ 1324.063581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.063694][ T32] r10:61c88647 r9:833d4800 r8:83366d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.063720][ T32] r4:83366d00 [ 1324.063740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.063823][ T32] r10:00000000 r9:83366d00 r8:80287e08 r7:df83de60 r6:83366d80 r5:833d4800 [ 1324.063848][ T32] r4:00000001 [ 1324.063868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.063981][ T32] Exception stack(0xdf921fb0 to 0xdf921ff8) [ 1324.064125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.064212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.064277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.064334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.064360][ T32] r4:83369540 [ 1324.065278][ T32] INFO: task kworker/0:2:47 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.065391][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.065769][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.065893][ T32] Call trace: [ 1324.065962][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.066070][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.066116][ T32] r4:00000000 [ 1324.066155][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.066234][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.066291][ T32] 5d20: d6a3d000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.066350][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.066404][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.066452][ T32] r5:800f0013 r4:80239bb0 [ 1324.066570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.066667][ T32] r4:82ac21e4 [ 1324.066719][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.066821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.066868][ T32] r4:e0165dc0 [ 1324.066908][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.066999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.067058][ T32] r4:00000000 [ 1324.067105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.067757][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.088850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.089006][ T32] r5:00001000 r4:dffd9000 [ 1324.089102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.089196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.089284][ T32] r5:848bff8c r4:848bfc00 [ 1324.089452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.089696][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.089788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.089894][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.089951][ T32] r4:849f2c80 [ 1324.089996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.090239][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.090309][ T32] r4:00000001 [ 1324.090416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.090647][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.090726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.090999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.091069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.091131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.091177][ T32] r4:84790c00 [ 1324.091553][ T32] INFO: task kworker/1:2:95 blocked for more than 450 seconds. [ 1324.091668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.091739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.091786][ T32] task:kworker/1:2 state:D stack:0 pid:95 tgid:95 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.092346][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.092554][ T32] Call trace: [ 1324.092674][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.092941][ T32] r10:8291a684 r9:df991d84 r8:00000002 r7:60000113 r6:df991d8c r5:83b43c00 [ 1324.093003][ T32] r4:83b43c00 [ 1324.093052][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.093350][ T32] r5:83b43c00 r4:8291a680 [ 1324.093409][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.093495][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.093904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df991e08 [ 1324.093981][ T32] r4:00000000 [ 1324.094025][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.094099][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.094178][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.094688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab040 [ 1324.094751][ T32] r4:00000000 [ 1324.094813][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.094953][ T32] r9:83018205 r8:83b43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1324.095007][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.095112][ T32] r5:00001000 r4:dfb07000 [ 1324.095220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.095310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.095440][ T32] r5:84b05b8c r4:84b05800 [ 1324.095548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.095773][ T32] r7:ddde2d80 r6:83018200 r5:84b05b8c r4:83999600 [ 1324.095865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.095971][ T32] r10:61c88647 r9:83b43c00 r8:8399962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.096572][ T32] r4:83999600 [ 1324.096632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.096718][ T32] r10:00000000 r9:83999600 r8:80287e08 r7:df879e60 r6:83886900 r5:83b43c00 [ 1324.096768][ T32] r4:00000001 [ 1324.096832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.096912][ T32] Exception stack(0xdf991fb0 to 0xdf991ff8) [ 1324.096976][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.097056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.097125][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.097182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.097331][ T32] r4:8399bac0 [ 1324.099582][ T32] INFO: task kworker/1:2:95 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.099966][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.100783][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.100920][ T32] Call trace: [ 1324.100997][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.101104][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.101451][ T32] r4:00000000 [ 1324.101526][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.101630][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.101695][ T32] 5d20: d7208000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.101760][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.101811][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.101859][ T32] r5:800f0013 r4:80239bb0 [ 1324.101944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.102060][ T32] r4:82ac21e4 [ 1324.102109][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.102611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.102734][ T32] r4:e0165dc0 [ 1324.102800][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.102900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.102954][ T32] r4:00000000 [ 1324.103094][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.103198][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.103263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.103352][ T32] r5:00001000 r4:dffd9000 [ 1324.103410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.103513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.103602][ T32] r5:848bff8c r4:848bfc00 [ 1324.103650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.103749][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.103798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.103894][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.104044][ T32] r4:849f2c80 [ 1324.104164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.104271][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.104319][ T32] r4:00000001 [ 1324.104382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.104503][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.104625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.104695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.104753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.104809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.104856][ T32] r4:84790c00 [ 1324.104947][ T32] INFO: task kworker/1:3:111 blocked for more than 450 seconds. [ 1324.105013][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.105062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.105103][ T32] task:kworker/1:3 state:D stack:0 pid:111 tgid:111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.105234][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.105315][ T32] Call trace: [ 1324.105418][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.105534][ T32] r10:8291a684 r9:df999d84 r8:00000002 r7:60000113 r6:df999d8c r5:83800c00 [ 1324.105718][ T32] r4:83800c00 [ 1324.105956][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.106175][ T32] r5:83800c00 r4:8291a680 [ 1324.106382][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.106474][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.106581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df999e08 [ 1324.106632][ T32] r4:00000000 [ 1324.106670][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.106907][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.106994][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.107152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4b00 [ 1324.107261][ T32] r4:00000000 [ 1324.118073][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.118207][ T32] r9:83018205 r8:83800c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.118276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.118375][ T32] r5:00001000 r4:eae6b000 [ 1324.118460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.118705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.118821][ T32] r5:8555ff8c r4:8555fc00 [ 1324.118946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.119055][ T32] r7:ddde2d80 r6:83018200 r5:8555ff8c r4:83999b80 [ 1324.119163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.119264][ T32] r10:61c88647 r9:83800c00 r8:83999bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.119310][ T32] r4:83999b80 [ 1324.119352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.119446][ T32] r10:00000000 r9:83999b80 r8:80287e08 r7:df991e60 r6:83886980 r5:83800c00 [ 1324.119496][ T32] r4:00000001 [ 1324.119538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.119692][ T32] Exception stack(0xdf999fb0 to 0xdf999ff8) [ 1324.119959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.120030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.120088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.120148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.120192][ T32] r4:839e5600 [ 1324.121004][ T32] INFO: task kworker/1:3:111 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.121121][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.121284][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.121386][ T32] Call trace: [ 1324.121694][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.122012][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.122075][ T32] r4:00000000 [ 1324.122239][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.122334][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.122488][ T32] 5d20: d75d5000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.122569][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.122713][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.122788][ T32] r5:800f0013 r4:80239bb0 [ 1324.122838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.122925][ T32] r4:82ac21e4 [ 1324.122974][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.123062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.123108][ T32] r4:e0165dc0 [ 1324.123149][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.123268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.123325][ T32] r4:00000000 [ 1324.123369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.123504][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.123575][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.123713][ T32] r5:00001000 r4:dffd9000 [ 1324.123767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.124374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.124480][ T32] r5:848bff8c r4:848bfc00 [ 1324.124523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.124781][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.125018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.125570][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.125644][ T32] r4:849f2c80 [ 1324.125693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.125926][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.126009][ T32] r4:00000001 [ 1324.126201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.126353][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.126469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.126538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.126607][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.127323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.139223][ T32] r4:84790c00 [ 1324.139566][ T32] INFO: task kworker/0:5:3123 blocked for more than 450 seconds. [ 1324.139678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.139757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.139806][ T32] task:kworker/0:5 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.139908][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.140012][ T32] Call trace: [ 1324.140082][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.140239][ T32] r10:8291a684 r9:df9c5d84 r8:00000002 r7:60000113 r6:df9c5d8c r5:83803c00 [ 1324.140294][ T32] r4:83803c00 [ 1324.140370][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.140465][ T32] r5:83803c00 r4:8291a680 [ 1324.140507][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.140604][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.140699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 [ 1324.140747][ T32] r4:00000000 [ 1324.140786][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.140857][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.140935][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.141020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9240 [ 1324.141133][ T32] r4:00000000 [ 1324.141185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.141279][ T32] r9:83018005 r8:83803c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.141450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.141548][ T32] r5:00001000 r4:df965000 [ 1324.141606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.141692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.142020][ T32] r5:84b78b8c r4:84b78800 [ 1324.142080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.142177][ T32] r7:dddced80 r6:83018000 r5:84b78b8c r4:84739e80 [ 1324.142242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.142345][ T32] r10:61c88647 r9:83803c00 r8:84739eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.142393][ T32] r4:84739e80 [ 1324.142434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.142546][ T32] r10:00000000 r9:84739e80 r8:80287e08 r7:df845e60 r6:84739080 r5:83803c00 [ 1324.142606][ T32] r4:00000001 [ 1324.142647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.142735][ T32] Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) [ 1324.142841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.142940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.143040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.143269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.143337][ T32] r4:845b2040 [ 1324.144084][ T32] INFO: task kworker/0:5:3123 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.144170][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.144281][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.144368][ T32] Call trace: [ 1324.144427][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.144529][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.144590][ T32] r4:00000000 [ 1324.144634][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.144767][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.144834][ T32] 5d20: d7a1c000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.144892][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.144946][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.144999][ T32] r5:800f0013 r4:80239bb0 [ 1324.145043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.145187][ T32] r4:82ac21e4 [ 1324.145239][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.145328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.145375][ T32] r4:e0165dc0 [ 1324.145414][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.145574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.145629][ T32] r4:00000000 [ 1324.145672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.145786][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.145832][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.145949][ T32] r5:00001000 r4:dffd9000 [ 1324.146002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.146119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.146210][ T32] r5:848bff8c r4:848bfc00 [ 1324.146255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.146438][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.146492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.146599][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.146645][ T32] r4:849f2c80 [ 1324.146716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.146837][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.146886][ T32] r4:00000001 [ 1324.146924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.146997][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.147051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.147106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.147163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.147222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.158000][ T32] r4:84790c00 [ 1324.158099][ T32] INFO: task kworker/0:6:3124 blocked for more than 450 seconds. [ 1324.158162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.158310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.158485][ T32] task:kworker/0:6 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.158608][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.158725][ T32] Call trace: [ 1324.158934][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.158998][ T32] r10:8291a684 r9:df881d84 r8:00000002 r7:60000113 r6:df881d8c r5:83801800 [ 1324.159021][ T32] r4:83801800 [ 1324.159056][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.159101][ T32] r5:83801800 r4:8291a680 [ 1324.159155][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.159230][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.159290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df881e08 [ 1324.159353][ T32] r4:00000000 [ 1324.159375][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.159446][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.159485][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.159526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56740 [ 1324.159548][ T32] r4:00000000 [ 1324.159611][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.159671][ T32] r9:83018005 r8:83801800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1324.159716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.159761][ T32] r5:00001000 r4:e04f3000 [ 1324.159780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.159818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.159878][ T32] r5:848fd38c r4:848fd000 [ 1324.159900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.159980][ T32] r7:dddced80 r6:83018000 r5:848fd38c r4:84739600 [ 1324.160003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.160052][ T32] r10:61c88647 r9:83801800 r8:8473962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.160090][ T32] r4:84739600 [ 1324.160111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.160188][ T32] r10:00000000 r9:84739600 r8:80287e08 r7:df9c5e60 r6:84739200 r5:83801800 [ 1324.160212][ T32] r4:00000001 [ 1324.160230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.160266][ T32] Exception stack(0xdf881fb0 to 0xdf881ff8) [ 1324.160292][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.160319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.160348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.160376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.160397][ T32] r4:845b2040 [ 1324.160751][ T32] INFO: task kworker/0:6:3124 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.160817][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.160874][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.160915][ T32] Call trace: [ 1324.160974][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.161026][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.161048][ T32] r4:00000000 [ 1324.161087][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.161144][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.161175][ T32] 5d20: d7dda000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.161203][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.161227][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.161249][ T32] r5:800f0013 r4:80239bb0 [ 1324.161269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.161340][ T32] r4:82ac21e4 [ 1324.161363][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.161443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.161499][ T32] r4:e0165dc0 [ 1324.161541][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.161594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.161639][ T32] r4:00000000 [ 1324.161696][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.161744][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.161768][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.161840][ T32] r5:00001000 r4:dffd9000 [ 1324.161903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.161977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.162021][ T32] r5:848bff8c r4:848bfc00 [ 1324.162071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.162118][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.162138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.162184][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.162206][ T32] r4:849f2c80 [ 1324.162224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.162284][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.162338][ T32] r4:00000001 [ 1324.162389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.162427][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.162483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.162512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.162578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.162609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.162631][ T32] r4:84790c00 [ 1324.162679][ T32] INFO: task kworker/1:1:3125 blocked for more than 450 seconds. [ 1324.162743][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.162788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.162852][ T32] task:kworker/1:1 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.162948][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.162992][ T32] Call trace: [ 1324.163044][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.163106][ T32] r10:8291a684 r9:df9ddd84 r8:00000002 r7:60000113 r6:df9ddd8c r5:83b59800 [ 1324.163130][ T32] r4:83b59800 [ 1324.163163][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.163223][ T32] r5:83b59800 r4:8291a680 [ 1324.163244][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.163283][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.163356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9dde08 [ 1324.163381][ T32] r4:00000000 [ 1324.163399][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.163464][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.163500][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.163565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563afc0 [ 1324.163592][ T32] r4:00000000 [ 1324.163613][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.163660][ T32] r9:83018205 r8:83b59800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.163716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.163763][ T32] r5:00001000 r4:eb46b000 [ 1324.163783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.163821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.163861][ T32] r5:85576f8c r4:85576c00 [ 1324.163883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.163929][ T32] r7:ddde2d80 r6:83018200 r5:85576f8c r4:847d6c00 [ 1324.163949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.163993][ T32] r10:61c88647 r9:83b59800 r8:847d6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.164014][ T32] r4:847d6c00 [ 1324.164031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.164106][ T32] r10:00000000 r9:847d6c00 r8:80287e08 r7:df991e60 r6:847d6c80 r5:83b59800 [ 1324.164130][ T32] r4:00000001 [ 1324.164150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.164198][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1324.164238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.164267][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.164307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.164337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.164358][ T32] r4:84793140 [ 1324.164566][ T32] INFO: task kworker/1:1:3125 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.164600][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.164705][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.164749][ T32] Call trace: [ 1324.164811][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.164862][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.164885][ T32] r4:00000000 [ 1324.164903][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.164955][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.164984][ T32] 5d20: d7dda000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.165012][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.165037][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.165059][ T32] r5:800f0013 r4:80239bb0 [ 1324.165077][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.165151][ T32] r4:82ac21e4 [ 1324.165173][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.165216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.165237][ T32] r4:e0165dc0 [ 1324.165287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.165332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.165353][ T32] r4:00000000 [ 1324.165372][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.165451][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.165474][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.165516][ T32] r5:00001000 r4:dffd9000 [ 1324.165534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.165582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.165622][ T32] r5:848bff8c r4:848bfc00 [ 1324.165658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.165715][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.165777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.165859][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.165883][ T32] r4:849f2c80 [ 1324.165915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.165965][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.165987][ T32] r4:00000001 [ 1324.166005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.166039][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.166065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.166092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.166117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.166144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.166165][ T32] r4:84790c00 [ 1324.166186][ T32] INFO: task kworker/0:7:3126 blocked for more than 450 seconds. [ 1324.166235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.166260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.166280][ T32] task:kworker/0:7 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.166356][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.166395][ T32] Call trace: [ 1324.166423][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.166467][ T32] r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:83b5d400 [ 1324.166519][ T32] r4:83b5d400 [ 1324.166542][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.166623][ T32] r5:83b5d400 r4:8291a680 [ 1324.166645][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.166688][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.166764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1324.166820][ T32] r4:00000000 [ 1324.166841][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.166876][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.166941][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.167000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e03c0 [ 1324.167024][ T32] r4:00000000 [ 1324.167044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.167119][ T32] r9:83018005 r8:83b5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1324.167142][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.167183][ T32] r5:00001000 r4:e075d000 [ 1324.167235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.167290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.177955][ T32] r5:84b9638c r4:84b96000 [ 1324.177996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.178058][ T32] r7:dddced80 r6:83018000 r5:84b9638c r4:838ff880 [ 1324.178079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.178127][ T32] r10:61c88647 r9:83b5d400 r8:838ff8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.178149][ T32] r4:838ff880 [ 1324.178168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.178213][ T32] r10:00000000 r9:838ff880 r8:80287e08 r7:df881e60 r6:847d6d00 r5:83b5d400 [ 1324.178235][ T32] r4:00000001 [ 1324.178253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.178288][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1324.178315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.178343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.178370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.178430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.178454][ T32] r4:845b2040 [ 1324.178811][ T32] INFO: task kworker/0:7:3126 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.178848][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.178974][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.179023][ T32] Call trace: [ 1324.179081][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.179135][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.179189][ T32] r4:00000000 [ 1324.179211][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.179252][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.179279][ T32] 5d20: d8666000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.179307][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.179330][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.179354][ T32] r5:800f0013 r4:80239bb0 [ 1324.179414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.179458][ T32] r4:82ac21e4 [ 1324.179515][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.179567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.179590][ T32] r4:e0165dc0 [ 1324.179608][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.179680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.179711][ T32] r4:00000000 [ 1324.179731][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.179776][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.179797][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.179876][ T32] r5:00001000 r4:dffd9000 [ 1324.179928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.179995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.180039][ T32] r5:848bff8c r4:848bfc00 [ 1324.180075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.180137][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.180160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.180206][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.180228][ T32] r4:849f2c80 [ 1324.180280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.180362][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.180387][ T32] r4:00000001 [ 1324.180435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.180473][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.180529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.180600][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.180628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.180656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.180690][ T32] r4:84790c00 [ 1324.180905][ T32] INFO: task kworker/1:4:3127 blocked for more than 450 seconds. [ 1324.180941][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.180995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.181019][ T32] task:kworker/1:4 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.181064][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.181139][ T32] Call trace: [ 1324.181184][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.181238][ T32] r10:8291a684 r9:df9e5d84 r8:00000002 r7:60000013 r6:df9e5d8c r5:83b5b000 [ 1324.181261][ T32] r4:83b5b000 [ 1324.181280][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.181322][ T32] r5:83b5b000 r4:8291a680 [ 1324.181341][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.181379][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.181452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 [ 1324.181476][ T32] r4:00000000 [ 1324.181494][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.181529][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.181572][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.181613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85646040 [ 1324.181634][ T32] r4:00000000 [ 1324.181669][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.181722][ T32] r9:83018205 r8:83b5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1324.181742][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.181783][ T32] r5:00001000 r4:eb1e3000 [ 1324.181802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.181865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.181909][ T32] r5:85574b8c r4:85574800 [ 1324.181960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.182009][ T32] r7:ddde2d80 r6:83018200 r5:85574b8c r4:847d6d80 [ 1324.182029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.182075][ T32] r10:61c88647 r9:83b5b000 r8:847d6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.182115][ T32] r4:847d6d80 [ 1324.182136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.182214][ T32] r10:00000000 r9:847d6d80 r8:80287e08 r7:df9dde60 r6:847d6e00 r5:83b5b000 [ 1324.182238][ T32] r4:00000001 [ 1324.182256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.182323][ T32] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1324.182351][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.182400][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.182440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.182483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.182536][ T32] r4:84793140 [ 1324.182745][ T32] INFO: task kworker/1:4:3127 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.182846][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.182911][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.182953][ T32] Call trace: [ 1324.182980][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.183029][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.183051][ T32] r4:00000000 [ 1324.183069][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.183136][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.183196][ T32] 5d20: d8666000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.183227][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.183283][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.183309][ T32] r5:800f0013 r4:80239bb0 [ 1324.183368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.183440][ T32] r4:82ac21e4 [ 1324.183463][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.183506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.183577][ T32] r4:e0165dc0 [ 1324.183630][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.183717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.183742][ T32] r4:00000000 [ 1324.183763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.183807][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.183827][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.183867][ T32] r5:00001000 r4:dffd9000 [ 1324.183886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.183961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.184005][ T32] r5:848bff8c r4:848bfc00 [ 1324.184058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.184107][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.184160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.184208][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.184231][ T32] r4:849f2c80 [ 1324.184249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.184294][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.184348][ T32] r4:00000001 [ 1324.184398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.184475][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.184515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.184544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.184578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.184609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.184631][ T32] r4:84790c00 [ 1324.184652][ T32] INFO: task kworker/0:8:3131 blocked for more than 450 seconds. [ 1324.184678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.184707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.184726][ T32] task:kworker/0:8 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.184841][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.184889][ T32] Call trace: [ 1324.184918][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.184966][ T32] r10:8291a684 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:83bac800 [ 1324.185019][ T32] r4:83bac800 [ 1324.185042][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.185100][ T32] r5:83bac800 r4:8291a680 [ 1324.185121][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.185160][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.185240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 [ 1324.185265][ T32] r4:00000000 [ 1324.185283][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.185318][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.185384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.185428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dfc40 [ 1324.185450][ T32] r4:00000000 [ 1324.185469][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.185512][ T32] r9:83018005 r8:83bac800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1324.185566][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.185611][ T32] r5:00001000 r4:e06a7000 [ 1324.185632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.185670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.185742][ T32] r5:85041f8c r4:85041c00 [ 1324.185764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.185832][ T32] r7:dddced80 r6:83018000 r5:85041f8c r4:838ff080 [ 1324.185886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.185934][ T32] r10:61c88647 r9:83bac800 r8:838ff0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.185958][ T32] r4:838ff080 [ 1324.186001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.186052][ T32] r10:00000000 r9:838ff080 r8:80287e08 r7:df9e1e60 r6:847d6e80 r5:83bac800 [ 1324.186075][ T32] r4:00000001 [ 1324.186093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.186129][ T32] Exception stack(0xdfa01fb0 to 0xdfa01ff8) [ 1324.186188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.186219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.186244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.186272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.186293][ T32] r4:845b23c0 [ 1324.186445][ T32] INFO: task kworker/0:8:3131 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.186475][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.186572][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.186648][ T32] Call trace: [ 1324.186698][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.186747][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.186826][ T32] r4:00000000 [ 1324.186854][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.186895][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.186953][ T32] 5d20: d8666000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.186986][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.187032][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.187059][ T32] r5:800f0013 r4:80239bb0 [ 1324.187078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.187148][ T32] r4:82ac21e4 [ 1324.187171][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.187231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.187330][ T32] r4:e0165dc0 [ 1324.200297][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.200369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.200430][ T32] r4:00000000 [ 1324.200454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.200534][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.200568][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.200646][ T32] r5:00001000 r4:dffd9000 [ 1324.200704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.200749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.200791][ T32] r5:848bff8c r4:848bfc00 [ 1324.200843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.200894][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.200915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.200998][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.201023][ T32] r4:849f2c80 [ 1324.201075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.201157][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.201182][ T32] r4:00000001 [ 1324.201201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.201238][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.201267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.201295][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.201320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.201350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.201371][ T32] r4:84790c00 [ 1324.201397][ T32] INFO: task kworker/0:9:3132 blocked for more than 450 seconds. [ 1324.201427][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.201450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.201470][ T32] task:kworker/0:9 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.201576][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.201657][ T32] Call trace: [ 1324.201711][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.201794][ T32] r10:8291a684 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:83ba8000 [ 1324.201834][ T32] r4:83ba8000 [ 1324.201856][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.201899][ T32] r5:83ba8000 r4:8291a680 [ 1324.201949][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.201993][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.202073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1324.202097][ T32] r4:00000000 [ 1324.202116][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.202149][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.202181][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.202238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af4b80 [ 1324.202275][ T32] r4:00000000 [ 1324.202295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.202340][ T32] r9:83018005 r8:83ba8000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1324.202361][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.202402][ T32] r5:00001000 r4:e0711000 [ 1324.202453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.202494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.202536][ T32] r5:84b9578c r4:84b95400 [ 1324.202555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.202607][ T32] r7:dddced80 r6:83018000 r5:84b9578c r4:830cc300 [ 1324.202668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.202721][ T32] r10:61c88647 r9:83ba8000 r8:830cc32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.202798][ T32] r4:830cc300 [ 1324.202822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.202896][ T32] r10:00000000 r9:830cc300 r8:80287e08 r7:dfa01e60 r6:847d6f00 r5:83ba8000 [ 1324.202921][ T32] r4:00000001 [ 1324.202939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.203002][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1324.203030][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.203059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.203086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.203113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.203135][ T32] r4:845b2540 [ 1324.203482][ T32] INFO: task kworker/0:9:3132 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.203528][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.203632][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.203679][ T32] Call trace: [ 1324.203757][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.203808][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.203830][ T32] r4:00000000 [ 1324.203848][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.203887][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.203915][ T32] 5d20: d8f58000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.203975][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.204004][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.204028][ T32] r5:800f0013 r4:80239bb0 [ 1324.204048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.204088][ T32] r4:82ac21e4 [ 1324.204107][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.204179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.204204][ T32] r4:e0165dc0 [ 1324.204260][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.204305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.204327][ T32] r4:00000000 [ 1324.204383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.204432][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.204467][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.204511][ T32] r5:00001000 r4:dffd9000 [ 1324.204532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.204580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.204652][ T32] r5:848bff8c r4:848bfc00 [ 1324.204711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.204761][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.204812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.204882][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.204938][ T32] r4:849f2c80 [ 1324.204959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.205006][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.205028][ T32] r4:00000001 [ 1324.205078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.205117][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.205143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.205171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.205196][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.205252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.205309][ T32] r4:84790c00 [ 1324.205396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.205475][ T32] INFO: task kworker/0:10:3133 blocked for more than 450 seconds. [ 1324.205522][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.205549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.205593][ T32] task:kworker/0:10 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.205671][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.205750][ T32] Call trace: [ 1324.205782][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.205862][ T32] r10:8291a684 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:83bae000 [ 1324.205887][ T32] r4:83bae000 [ 1324.205908][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.205981][ T32] r5:83bae000 r4:8291a680 [ 1324.206004][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.206042][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.206114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 [ 1324.206139][ T32] r4:00000000 [ 1324.206189][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.206227][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.206261][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.206300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af4fc0 [ 1324.206321][ T32] r4:00000000 [ 1324.206339][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.206381][ T32] r9:83018005 r8:83bae000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1324.206401][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.206475][ T32] r5:00001000 r4:dfb2b000 [ 1324.206528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.206608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.206652][ T32] r5:84b95b8c r4:84b95800 [ 1324.206671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.206723][ T32] r7:dddced80 r6:83018000 r5:84b95b8c r4:830cc280 [ 1324.206743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.206803][ T32] r10:61c88647 r9:83bae000 r8:830cc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.206859][ T32] r4:830cc280 [ 1324.206881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.206926][ T32] r10:00000000 r9:830cc280 r8:80287e08 r7:dfa01e60 r6:847d6f80 r5:83bae000 [ 1324.206965][ T32] r4:00000001 [ 1324.206986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.207021][ T32] Exception stack(0xdfa09fb0 to 0xdfa09ff8) [ 1324.207045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.207072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.207098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.207127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.207148][ T32] r4:845b2540 [ 1324.227802][ T32] INFO: task kworker/0:10:3133 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.227872][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.227937][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.227992][ T32] Call trace: [ 1324.228056][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.228116][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.228177][ T32] r4:00000000 [ 1324.228200][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.228242][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.228271][ T32] 5d20: d9609000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.228299][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.228323][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.228383][ T32] r5:800f0013 r4:80239bb0 [ 1324.228406][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.228447][ T32] r4:82ac21e4 [ 1324.228502][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.228547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.228615][ T32] r4:e0165dc0 [ 1324.228667][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.228751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.228775][ T32] r4:00000000 [ 1324.228827][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.228894][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.228950][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.228995][ T32] r5:00001000 r4:dffd9000 [ 1324.229037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.229091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.229135][ T32] r5:848bff8c r4:848bfc00 [ 1324.229155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.229234][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.229276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.229326][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.229367][ T32] r4:849f2c80 [ 1324.229388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.229434][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.229456][ T32] r4:00000001 [ 1324.229474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.229508][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.229533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.229567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.229625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.229656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.229677][ T32] r4:84790c00 [ 1324.229703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.229728][ T32] INFO: task kworker/0:11:3137 blocked for more than 450 seconds. [ 1324.229757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.229779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.229837][ T32] task:kworker/0:11 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.229916][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.230004][ T32] Call trace: [ 1324.230036][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.230083][ T32] r10:8291a684 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:83b5e000 [ 1324.230105][ T32] r4:83b5e000 [ 1324.230124][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.230165][ T32] r5:83b5e000 r4:8291a680 [ 1324.230234][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.230276][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.230318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1324.230354][ T32] r4:00000000 [ 1324.230374][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.230440][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.230507][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.230552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85067140 [ 1324.230583][ T32] r4:00000000 [ 1324.230631][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.230703][ T32] r9:83018005 r8:83b5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1324.230738][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.230799][ T32] r5:00001000 r4:eab91000 [ 1324.230819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.230885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.230943][ T32] r5:848fdf8c r4:848fdc00 [ 1324.230964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.231010][ T32] r7:dddced80 r6:83018000 r5:848fdf8c r4:830cc100 [ 1324.231051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1324.231203][ T32] r10:00000000 r9:830cc100 r8:80287e08 r7:dfa01e60 r6:847d6b00 r5:83b5e000 ** 24 printk messages dropped ** [ 1324.232582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.232607][ T32] r4:e0165dc0 [ 1324.232626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.232668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.232694][ T32] r4:00000000 [ 1324.232713][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.232789][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.232828][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.232872][ T32] r5:00001000 r4:dffd9000 [ 1324.232892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.232934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.232976][ T32] r5:848bff8c r4:848bfc00 [ 1324.233027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.233092][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.233114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1324.233409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1324.234140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 ** 12 printk messages dropped ** [ 1324.234644][ T32] r5:851a578c r4:851a5400 ** 10 printk messages dropped ** [ 1324.235069][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1324.235987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 21 printk messages dropped ** [ 1324.236782][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1324.263535][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.263648][ T32] Call trace: [ 1324.263728][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.263825][ T32] r10:8291a684 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:83bab000 [ 1324.263852][ T32] r4:83bab000 [ 1324.263903][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.263979][ T32] r5:83bab000 r4:8291a680 [ 1324.264033][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.264076][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.264150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1324.264176][ T32] r4:00000000 [ 1324.264227][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.264267][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.264304][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.264345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aba80 [ 1324.264366][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1324.264429][ T32] r9:83018005 r8:83bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 8 printk messages dropped ** [ 1324.264881][ T32] r10:61c88647 r9:83bab000 r8:830cc42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1324.266100][ T32] Exception stack(0xe0165d28 to 0xe0165d70) ** 14 printk messages dropped ** [ 1324.266634][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1324.280242][ T32] INFO: task kworker/0:14:3142 blocked for more than 450 seconds. ** 3 printk messages dropped ** [ 1324.280371][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.280423][ T32] Call trace: [ 1324.280453][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.280505][ T32] r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:83bad400 [ 1324.280527][ T32] r4:83bad400 [ 1324.280582][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.280661][ T32] r5:83bad400 r4:8291a680 [ 1324.280704][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.280778][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.280826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 ** 12 printk messages dropped ** [ 1324.281292][ T32] r5:851a6b8c r4:851a6800 ** 1 printk messages dropped ** [ 1324.281397][ T32] r7:dddced80 r6:83018000 r5:851a6b8c r4:830cc380 ** 15 printk messages dropped ** [ 1324.282323][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1324.283111][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 20 printk messages dropped ** [ 1324.284068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1324.284711][ T32] r5:83ba8c00 r4:8291a680 [ 1324.284729][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.284797][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.284885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1324.284949][ T32] r4:00000000 [ 1324.284974][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.285014][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.285082][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.285128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50dc0 [ 1324.285151][ T32] r4:00000000 [ 1324.285171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.285246][ T32] r9:83018005 r8:83ba8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.285282][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1324.285421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1324.285942][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) ** 15 printk messages dropped ** [ 1324.286922][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 ** 21 printk messages dropped ** [ 1324.310653][ T32] r4:849f2c80 ** 12 printk messages dropped ** [ 1324.311221][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 15 printk messages dropped ** [ 1324.311918][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1324.312148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.312192][ T32] r5:00001000 r4:e89cf000 [ 1324.312244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.312315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.312360][ T32] r5:851ed38c r4:851ed000 [ 1324.312399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.312447][ T32] r7:dddced80 r6:83018000 r5:851ed38c r4:830b8400 [ 1324.312467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.312545][ T32] r10:61c88647 r9:83bea400 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.312578][ T32] r4:830b8400 [ 1324.312597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1324.312926][ T32] r4:845b2e80 ** 11 printk messages dropped ** [ 1324.313667][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 17 printk messages dropped ** [ 1324.314429][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 ** 16 printk messages dropped ** [ 1324.315143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 19 printk messages dropped ** [ 1324.316066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1324.316762][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1324.328808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 ** 18 printk messages dropped ** [ 1324.329627][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1324.330144][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1324.330365][ T32] r4:83b43000 [ 1324.330387][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.330430][ T32] r5:83b43000 r4:8291a680 [ 1324.330448][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.330486][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.330548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 [ 1324.330581][ T32] r4:00000000 [ 1324.330601][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.330667][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.330716][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.330757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529b740 [ 1324.330793][ T32] r4:00000000 [ 1324.330813][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.330889][ T32] r9:83018005 r8:83b43000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.330913][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.330989][ T32] r5:00001000 r4:dfa3b000 [ 1324.331011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1324.331293][ T32] r10:61c88647 r9:83b43000 r8:830b872c r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1324.332502][ T32] Exception stack(0xe0165d28 to 0xe0165d70) ** 14 printk messages dropped ** [ 1324.333178][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1324.334101][ T32] INFO: task kworker/0:19:3151 blocked for more than 450 seconds. ** 16 printk messages dropped ** [ 1324.334912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1324.335591][ T32] r4:830b8580 [ 1324.335608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.335694][ T32] r10:00000000 r9:830b8580 r8:80287e08 r7:dfa39e60 r6:8461ad00 r5:83236000 [ 1324.335720][ T32] r4:00000001 [ 1324.335742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.335778][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1324.335803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.335830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.335885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.335916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.335969][ T32] r4:8425e0c0 [ 1324.336134][ T32] INFO: task kworker/0:19:3151 is blocked on a mutex likely owned by task kworker/1:220:3685. ** 1 printk messages dropped ** [ 1324.336284][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1324.337031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 18 printk messages dropped ** [ 1324.358151][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) ** 16 printk messages dropped ** [ 1324.358923][ T32] r5:84066000 r4:8291a680 ** 12 printk messages dropped ** [ 1324.359469][ T32] r5:00001000 r4:e050f000 ** 2 printk messages dropped ** [ 1324.359578][ T32] r5:853e8f8c r4:853e8c00 [ 1324.359598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.359643][ T32] r7:dddced80 r6:83018000 r5:853e8f8c r4:8461a180 [ 1324.359676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.359733][ T32] r10:61c88647 r9:84066000 r8:8461a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.359807][ T32] r4:8461a180 [ 1324.359829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.359876][ T32] r10:00000000 r9:8461a180 r8:80287e08 r7:dfa69e60 r6:83c58a80 r5:84066000 [ 1324.359919][ T32] r4:00000001 [ 1324.359941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.359978][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1324.360019][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.360050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.360107][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1324.360716][ T32] Call trace: ** 7 printk messages dropped ** [ 1324.361117][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.361143][ T32] r5:800f0013 r4:80239bb0 [ 1324.361164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.361205][ T32] r4:82ac21e4 [ 1324.361225][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.361266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.361323][ T32] r4:e0165dc0 [ 1324.361345][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1324.361787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 23 printk messages dropped ** [ 1324.362604][ T32] r4:84060000 ** 8 printk messages dropped ** [ 1324.363092][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1324.363668][ T32] r10:61c88647 r9:84060000 r8:8442a02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1324.364599][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1324.365220][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 20 printk messages dropped ** [ 1324.366095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1324.366937][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 16 printk messages dropped ** [ 1324.395920][ T32] r10:00000000 r9:8442a100 r8:80287e08 r7:dfa81e60 r6:847d6800 r5:8406e000 ** 11 printk messages dropped ** [ 1324.396885][ T32] Call trace: [ 1324.396958][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.397010][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.397049][ T32] r4:00000000 [ 1324.397071][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.397111][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.397138][ T32] 5d20: dbeaa000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.397166][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.397220][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.397289][ T32] r5:800f0013 r4:80239bb0 [ 1324.410133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.410203][ T32] r4:82ac21e4 [ 1324.410224][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.410267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.410290][ T32] r4:e0165dc0 [ 1324.410309][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.410354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.410417][ T32] r4:00000000 [ 1324.410441][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1324.410972][ T32] r4:849f2c80 ** 12 printk messages dropped ** [ 1324.411498][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 14 printk messages dropped ** [ 1324.412243][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1324.412796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1324.414066][ T32] Exception stack(0xe0165d28 to 0xe0165d70) ** 19 printk messages dropped ** [ 1324.415041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 23 printk messages dropped ** [ 1324.416161][ T32] r4:84068000 ** 11 printk messages dropped ** [ 1324.416713][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1324.417339][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1324.427052][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 23 printk messages dropped ** [ 1324.441025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1324.441140][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.441194][ T32] r4:849f2c80 [ 1324.441216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.441263][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.441284][ T32] r4:00000001 [ 1324.441302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.441337][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.441362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.441390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.441431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.441495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.441531][ T32] r4:84790c00 [ 1324.441555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.441600][ T32] INFO: task kworker/0:25:3164 blocked for more than 450 seconds. [ 1324.441662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.441715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.441770][ T32] task:kworker/0:25 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.441888][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.441935][ T32] Call trace: [ 1324.441966][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.442048][ T32] r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:8406b000 [ 1324.442074][ T32] r4:8406b000 [ 1324.442105][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.442150][ T32] r5:8406b000 r4:8291a680 [ 1324.442183][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.442224][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.442266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 ** 8 printk messages dropped ** [ 1324.442646][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1324.443236][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1324.444132][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 23 printk messages dropped ** [ 1324.445032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1324.445827][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1324.446346][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1324.446887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1324.458730][ T32] Exception stack(0xe0165d28 to 0xe0165d70) ** 13 printk messages dropped ** [ 1324.459277][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 22 printk messages dropped ** [ 1324.460254][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 15 printk messages dropped ** [ 1324.461015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1324.461718][ T32] r10:00000000 r9:847d6380 r8:80287e08 r7:df9dde60 r6:847d6300 r5:83b92400 ** 3 printk messages dropped ** [ 1324.461926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.461956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.462015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.462076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.462100][ T32] r4:84774780 [ 1324.462274][ T32] INFO: task kworker/1:5:3172 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.462335][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.462392][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.462433][ T32] Call trace: [ 1324.462494][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.462545][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.462610][ T32] r4:00000000 [ 1324.462632][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.462689][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.462720][ T32] 5d20: dcde6000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.462748][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.462798][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.462856][ T32] r5:800f0013 r4:80239bb0 [ 1324.462902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.462945][ T32] r4:82ac21e4 [ 1324.462965][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.463006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.463028][ T32] r4:e0165dc0 [ 1324.463046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.463086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.463107][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1324.463435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1324.464316][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1324.465034][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1324.465468][ T32] r10:61c88647 r9:83b90c00 r8:847d622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1324.466499][ T32] Exception stack(0xe0165d28 to 0xe0165d70) ** 14 printk messages dropped ** [ 1324.467093][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1324.498207][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.498239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.498296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.498325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.498383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.498436][ T32] r4:84790c00 [ 1324.498491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.498551][ T32] INFO: task kworker/1:7:3176 blocked for more than 451 seconds. [ 1324.498593][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.498617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.498663][ T32] task:kworker/1:7 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.498754][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.498840][ T32] Call trace: ** 1 printk messages dropped ** [ 1324.498983][ T32] r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:8393bc00 ** 18 printk messages dropped ** [ 1324.499758][ T32] r5:856ad38c r4:856ad000 ** 6 printk messages dropped ** [ 1324.500082][ T32] r10:00000000 r9:847d6280 r8:80287e08 r7:dfaf1e60 r6:847d6080 r5:8393bc00 ** 19 printk messages dropped ** [ 1324.501330][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 18 printk messages dropped ** [ 1324.502059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.502109][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.502131][ T32] r4:849f2c80 [ 1324.502181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.502230][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 [ 1324.502252][ T32] r4:00000001 [ 1324.502270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.502334][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1324.502378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.502409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.502459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1324.502629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 20 printk messages dropped ** [ 1324.503482][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1324.503990][ T32] r4:847d6000 ** 12 printk messages dropped ** [ 1324.504634][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1324.505281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 ** 22 printk messages dropped ** [ 1324.506165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1324.507079][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1324.528274][ T32] r10:61c88647 r9:83938c00 r8:8442a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1324.528706][ T32] r4:8425ef00 ** 2 printk messages dropped ** [ 1324.529188][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.529266][ T32] Call trace: [ 1324.529306][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.529360][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.529413][ T32] r4:00000000 [ 1324.529436][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.529500][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.529551][ T32] 5d20: ddf66000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.529590][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.529643][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.529715][ T32] r5:800f0013 r4:80239bb0 [ 1324.529769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.529814][ T32] r4:82ac21e4 [ 1324.529834][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.529875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 [ 1324.529897][ T32] r4:e0165dc0 [ 1324.529952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.529998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842edf80 [ 1324.530038][ T32] r4:00000000 [ 1324.530090][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.530137][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1324.530191][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.530235][ T32] r5:00001000 r4:dffd9000 [ 1324.530254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.530326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.530386][ T32] r5:848bff8c r4:848bfc00 [ 1324.530408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.530454][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 [ 1324.530474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.530520][ T32] r10:61c88647 r9:84b39800 r8:849f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.530583][ T32] r4:849f2c80 [ 1324.530605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.530652][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 ** 4 printk messages dropped ** [ 1324.530872][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.531235][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1324.531422][ T32] r10:8291a684 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:83939800 [ 1324.531447][ T32] r4:83939800 [ 1324.531468][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.531510][ T32] r5:83939800 r4:8291a680 [ 1324.531554][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.531605][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.531678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1324.531731][ T32] r4:00000000 [ 1324.531752][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.531786][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.531849][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.531913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8440 [ 1324.531937][ T32] r4:00000000 [ 1324.531988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.532036][ T32] r9:83018205 r8:83939800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 7 printk messages dropped ** [ 1324.532345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1324.532865][ T32] r4:84774f80 ** 2 printk messages dropped ** [ 1324.533227][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1324.533529][ T32] Exception stack(0xe0165d28 to 0xe0165d70) ** 5 printk messages dropped ** [ 1324.533713][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1324.533909][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 22 printk messages dropped ** [ 1324.534789][ T32] INFO: task kworker/1:10:3183 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1324.535335][ T32] r5:83238000 r4:8291a680 ** 2 printk messages dropped ** [ 1324.535436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 ** 12 printk messages dropped ** [ 1324.535967][ T32] r5:85854b8c r4:85854800 ** 9 printk messages dropped ** [ 1324.536360][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) ** 13 printk messages dropped ** [ 1324.537150][ T32] Exception stack(0xe0165d28 to 0xe0165d70) ** 12 printk messages dropped ** [ 1324.569959][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 20 printk messages dropped ** [ 1324.570871][ T32] r4:84790c00 [ 1324.570893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.570929][ T32] INFO: task kworker/1:11:3185 blocked for more than 451 seconds. [ 1324.570961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.570985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.571006][ T32] task:kworker/1:11 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.571072][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.571120][ T32] Call trace: [ 1324.571181][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.571236][ T32] r10:8291a684 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:83243c00 [ 1324.571288][ T32] r4:83243c00 [ 1324.571310][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.571382][ T32] r5:83243c00 r4:8291a680 [ 1324.571405][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.571445][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.571517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 [ 1324.571572][ T32] r4:00000000 [ 1324.571595][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.571630][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.571691][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.571765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591a400 [ 1324.571818][ T32] r4:00000000 [ 1324.571840][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.571935][ T32] r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.571990][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.572038][ T32] r5:00001000 r4:eb79b000 [ 1324.572059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.572097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.572138][ T32] r5:85855f8c r4:85855c00 [ 1324.572187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.572239][ T32] r7:ddde2d80 r6:83018200 r5:85855f8c r4:83886800 [ 1324.572262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.572309][ T32] r10:61c88647 r9:83243c00 r8:8388682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.572331][ T32] r4:83886800 [ 1324.572349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.572393][ T32] r10:00000000 r9:83886800 r8:80287e08 r7:dfb19e60 r6:8442a580 r5:83243c00 ** 5 printk messages dropped ** [ 1324.572620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1324.574045][ T32] r4:e0165dc0 ** 12 printk messages dropped ** [ 1324.574582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1324.575247][ T32] Workqueue: events bpf_prog_free_deferred ** 18 printk messages dropped ** [ 1324.576251][ T32] r5:00001000 r4:ec64f000 ** 7 printk messages dropped ** [ 1324.576586][ T32] r4:83886480 ** 11 printk messages dropped ** [ 1324.600694][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 32 printk messages dropped ** [ 1324.602128][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 ** 12 printk messages dropped ** [ 1324.602611][ T32] task:kworker/1:13 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.602674][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.602764][ T32] Call trace: [ 1324.602826][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.602875][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:83242400 [ 1324.602929][ T32] r4:83242400 [ 1324.602965][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.603014][ T32] r5:83242400 r4:8291a680 [ 1324.603034][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.603074][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.603146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1324.603173][ T32] r4:00000000 [ 1324.603192][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.603226][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.603291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.603366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85993800 [ 1324.603422][ T32] r4:00000000 [ 1324.603444][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.603488][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.603509][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.603573][ T32] r5:00001000 r4:eba95000 [ 1324.603596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.603661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.603715][ T32] r5:8581e38c r4:8581e000 [ 1324.603734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.603780][ T32] r7:ddde2d80 r6:83018200 r5:8581e38c r4:83999480 [ 1324.603833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.603912][ T32] r10:61c88647 r9:83242400 r8:839994ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.603947][ T32] r4:83999480 [ 1324.603968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1324.604164][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) ** 14 printk messages dropped ** [ 1324.605107][ T32] 5d20: df255000 dffab000 00000001 80239b98 7f8d5000 00000001 ** 22 printk messages dropped ** [ 1324.606021][ T32] r4:849f2c80 ** 11 printk messages dropped ** [ 1324.606479][ T32] INFO: task kworker/1:14:3191 blocked for more than 451 seconds. [ 1324.606509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.606532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.606551][ T32] task:kworker/1:14 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.606603][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.606695][ T32] Call trace: [ 1324.606725][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.606809][ T32] r10:8291a684 r9:dfb51d84 r8:00000002 r7:60000113 r6:dfb51d8c r5:83bec800 [ 1324.606836][ T32] r4:83bec800 [ 1324.606856][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.606933][ T32] r5:83bec800 r4:8291a680 [ 1324.606956][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1324.618437][ T32] r5:844a4b8c r4:844a4800 ** 3 printk messages dropped ** [ 1324.618652][ T32] r10:61c88647 r9:83bec800 r8:8477202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1324.619837][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1324.620244][ T32] r4:e0165dc0 ** 12 printk messages dropped ** [ 1324.620791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1324.621420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.621481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.621541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.621622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.621767][ T32] r4:84790c00 [ 1324.621822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.621941][ T32] INFO: task kworker/1:15:3192 blocked for more than 451 seconds. [ 1324.621999][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.622027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1324.622436][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1324.623124][ T32] r5:85aa638c r4:85aa6000 ** 12 printk messages dropped ** [ 1324.623746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1324.624755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0165dc0 r5:e0165e08 ** 18 printk messages dropped ** [ 1324.625523][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1324.625993][ T32] task:kworker/1:16 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1324.626936][ T32] r5:00001000 r4:ec9c1000 ** 7 printk messages dropped ** [ 1324.649719][ T32] r4:84772100 ** 11 printk messages dropped ** [ 1324.650634][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1324.652080][ T32] r7:ddde2d80 r6:83018200 r5:848bff8c r4:849f2c80 ** 15 printk messages dropped ** [ 1324.652869][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 15 printk messages dropped ** [ 1324.653980][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1324.654689][ T32] r5:844a538c r4:844a5000 [ 1324.654741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.654828][ T32] r7:ddde2d80 r6:83018200 r5:844a538c r4:84772180 [ 1324.654883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.654937][ T32] r10:61c88647 r9:8490a400 r8:847721ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.654988][ T32] r4:84772180 [ 1324.655010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.655056][ T32] r10:00000000 r9:84772180 r8:80287e08 r7:dfb59e60 r6:8442a880 r5:8490a400 [ 1324.655079][ T32] r4:00000001 [ 1324.655128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.655167][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1324.655193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.655220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.655277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.655308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.655330][ T32] r4:847e3680 [ 1324.655504][ T32] INFO: task kworker/1:17:3197 is blocked on a mutex likely owned by task kworker/1:220:3685. [ 1324.655535][ T32] task:kworker/1:220 state:R running task stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.655642][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.655709][ T32] Call trace: [ 1324.655775][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.655828][ T32] r10:82ac21c4 r9:84b39800 r8:80200be4 r7:e0165d5c r6:ffffffff r5:84b39800 [ 1324.655851][ T32] r4:00000000 [ 1324.655911][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.655956][ T32] Exception stack(0xe0165d28 to 0xe0165d70) [ 1324.655983][ T32] 5d20: dfb9d000 dffab000 00000001 80239b98 7f8d5000 00000001 [ 1324.656010][ T32] 5d40: 82ac15a0 7f8d5000 dffab000 8280c928 82ac21c4 e0165da4 e0165da8 e0165d78 [ 1324.656034][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.656058][ T32] r5:800f0013 r4:80239bb0 [ 1324.656134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1324.656647][ T32] r5:00001000 r4:dffd9000 ** 9 printk messages dropped ** [ 1324.657071][ T32] r10:00000000 r9:849f2c80 r8:80287e08 r7:e0161e60 r6:849f2d00 r5:84b39800 ** 13 printk messages dropped ** [ 1324.680669][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1324.681039][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1324.681392][ T32] r9:83018205 r8:84908c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 1324.681632][ T32] r5:85a4d78c r4:85a4d400 ** 1 printk messages dropped ** [ 1324.681774][ T32] r7:ddde2d80 r6:83018200 r5:85a4d78c r4:84772200 [ 1324.681820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.681900][ T32] r10:61c88647 r9:84908c00 r8:8477222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.681925][ T32] r4:84772200 [ 1324.681947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.681996][ T32] r10:00000000 r9:84772200 r8:80287e08 r7:dfb59e60 r6:8442a900 r5:84908c00 [ 1324.682054][ T32] r4:00000001 [ 1324.682105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.682177][ T32] Exception stack(0xdfb79fb0 to 0xdfb79ff8) [ 1324.682207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.682236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.682262][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.682305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.682358][ T32] r4:847e3680 ** 1 printk messages dropped ** [ 1324.682797][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1324.683975][ T32] r5:84b0438c r4:84b04000 ** 13 printk messages dropped ** [ 1324.684507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1324.685227][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.685302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 1324.685327][ T32] r4:00000000 [ 1324.685374][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.685412][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.685446][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.685486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c05000 [ 1324.685550][ T32] r4:00000000 [ 1324.685580][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.685625][ T32] r9:83018205 r8:84909800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1324.685662][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.685765][ T32] r5:00001000 r4:ecd8f000 [ 1324.685812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.685907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.685999][ T32] r5:85a6938c r4:85a69000 ** 3 printk messages dropped ** [ 1324.686406][ T32] r10:61c88647 r9:84909800 r8:847722ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1324.707110][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 15 printk messages dropped ** [ 1324.712854][ T32] r5:00001000 r4:e0027000 ** 10 printk messages dropped ** [ 1324.713273][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1324.713768][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1324.714335][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1324.714739][ T32] r7:ddde2d80 r6:83018200 r5:85a6878c r4:84772300 ** 15 printk messages dropped ** [ 1324.715781][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1324.716610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 18 printk messages dropped ** [ 1324.729966][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1324.730912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 ** 14 printk messages dropped ** [ 1324.731537][ T32] r7:ddde2d80 r6:83018200 r5:85a69b8c r4:84772380 ** 12 printk messages dropped ** [ 1324.732069][ T32] r4:847e3d40 ** 10 printk messages dropped ** [ 1324.732967][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 15 printk messages dropped ** [ 1324.733582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.733629][ T32] r5:84b0438c r4:84b04000 [ 1324.733652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.733706][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1324.733727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.733773][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.733794][ T32] r4:849f2f80 [ 1324.733843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.733922][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1324.733947][ T32] r4:00000001 [ 1324.733996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.734033][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1324.734060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.734111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.734139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.734193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.734239][ T32] r4:842ee080 [ 1324.734273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.734298][ T32] INFO: task kworker/1:22:3207 blocked for more than 451 seconds. [ 1324.734326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.734348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.734396][ T32] task:kworker/1:22 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.734474][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.734517][ T32] Call trace: [ 1324.734545][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1324.734657][ T32] r4:8490d400 ** 10 printk messages dropped ** [ 1324.735099][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.735384][ T32] r5:85c9e38c r4:85c9e000 ** 6 printk messages dropped ** [ 1324.735611][ T32] r10:00000000 r9:84772400 r8:80287e08 r7:dfba9e60 r6:8442ab00 r5:8490d400 ** 19 printk messages dropped ** [ 1324.736746][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 18 printk messages dropped ** [ 1324.760309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1324.761044][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1324.761860][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1324.762921][ T32] r7:ddde2d80 r6:83018200 r5:85c9df8c r4:84772480 ** 12 printk messages dropped ** [ 1324.763543][ T32] r4:847e3e00 ** 10 printk messages dropped ** [ 1324.764514][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 20 printk messages dropped ** [ 1324.765483][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1324.765569][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1324.765623][ T32] r4:00000001 [ 1324.765670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.765714][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1324.765740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.765805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.765835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.765878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.765929][ T32] r4:842ee080 [ 1324.765954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.766009][ T32] INFO: task kworker/0:29:3210 blocked for more than 451 seconds. [ 1324.766071][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.766097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.766146][ T32] task:kworker/0:29 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.766208][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.766273][ T32] Call trace: [ 1324.766306][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.766353][ T32] r10:8291a684 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:8490ec00 ** 4 printk messages dropped ** [ 1324.766490][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1324.767105][ T32] r5:85d0af8c r4:85d0ac00 ** 11 printk messages dropped ** [ 1324.779393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1324.781467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 22 printk messages dropped ** [ 1324.783041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1324.784340][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1324.785092][ T32] r5:85c9eb8c r4:85c9e800 ** 6 printk messages dropped ** [ 1324.785421][ T32] r10:00000000 r9:84772500 r8:80287e08 r7:dfbade60 r6:8442ad00 r5:844d0c00 ** 18 printk messages dropped ** [ 1324.786414][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 23 printk messages dropped ** [ 1324.821413][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 17 printk messages dropped ** [ 1324.822267][ T32] r4:844d1800 ** 10 printk messages dropped ** [ 1324.822704][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.823002][ T32] r5:85c9f38c r4:85c9f000 ** 3 printk messages dropped ** [ 1324.823137][ T32] r10:61c88647 r9:844d1800 r8:847725ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.823158][ T32] r4:84772580 [ 1324.823216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.823277][ T32] r10:00000000 r9:84772580 r8:80287e08 r7:dfbcde60 r6:8442ad80 r5:844d1800 [ 1324.823315][ T32] r4:00000001 [ 1324.823335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.823387][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1324.823416][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.823443][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.823469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.823496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.823547][ T32] r4:830b5940 [ 1324.823991][ T32] INFO: task kworker/1:25:3214 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1324.824058][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.824117][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.824159][ T32] Call trace: [ 1324.824221][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.824305][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1324.824343][ T32] r4:00000000 [ 1324.824364][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.824405][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1324.824471][ T32] 1d20: 8143c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1324.824522][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1324.824608][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.824635][ T32] r5:800f0013 r4:80239bb0 [ 1324.824655][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.824734][ T32] r4:82ac21e4 [ 1324.824788][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.824864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1324.824971][ T32] r4:e0171dc0 [ 1324.824995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.825038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1324.825091][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1324.825418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1324.826449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 21 printk messages dropped ** [ 1324.837993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1324.838322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1324.840333][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 15 printk messages dropped ** [ 1324.841074][ T32] r5:00001000 r4:e0027000 ** 10 printk messages dropped ** [ 1324.841674][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1324.842239][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1324.842981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bf6cc0 ** 13 printk messages dropped ** [ 1324.843543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1324.844612][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 13 printk messages dropped ** [ 1324.845295][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 6 printk messages dropped ** [ 1324.845622][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1324.845643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.845693][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.845746][ T32] r4:849f2f80 [ 1324.845804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.845888][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1324.845944][ T32] r4:00000001 [ 1324.845998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.846036][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1324.846093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.846123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.846148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.846214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.846256][ T32] r4:842ee080 [ 1324.846278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.846300][ T32] INFO: task kworker/1:28:3222 blocked for more than 451 seconds. [ 1324.846363][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.846388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1324.846862][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1324.865625][ T32] r5:85c9fb8c r4:85c9f800 ** 5 printk messages dropped ** [ 1324.866007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1324.877845][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 21 printk messages dropped ** [ 1324.878910][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 12 printk messages dropped ** [ 1324.879396][ T32] r4:842ee080 ** 11 printk messages dropped ** [ 1324.879996][ T32] r5:847e8000 r4:8291a680 ** 13 printk messages dropped ** [ 1324.880591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1324.881199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 20 printk messages dropped ** [ 1324.882649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 21 printk messages dropped ** [ 1324.884535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 19 printk messages dropped ** [ 1324.886189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1324.886707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.886808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.886892][ T32] r5:85ca078c r4:85ca0400 [ 1324.886933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.887027][ T32] r7:ddde2d80 r6:83018200 r5:85ca078c r4:84772a80 [ 1324.887068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.887190][ T32] r10:61c88647 r9:847e8c00 r8:84772aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.887240][ T32] r4:84772a80 [ 1324.887343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.911153][ T32] r10:00000000 r9:84772a80 r8:80287e08 r7:dfbf9e60 r6:84772b00 r5:847e8c00 [ 1324.911203][ T32] r4:00000001 [ 1324.911228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.911288][ T32] Exception stack(0xdfc01fb0 to 0xdfc01ff8) [ 1324.911319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.911347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.911373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.911402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.911424][ T32] r4:8477c680 [ 1324.911838][ T32] INFO: task kworker/1:30:3226 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1324.911876][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.911943][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.912023][ T32] Call trace: [ 1324.912090][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.912145][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1324.912198][ T32] r4:00000000 [ 1324.912222][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.912264][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1324.912325][ T32] 1d20: 82857000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1324.912398][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1324.912427][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.912451][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1324.912781][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1324.913460][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 16 printk messages dropped ** [ 1324.914155][ T32] r10:8291a684 r9:dfbc1d84 r8:00000002 r7:60000113 r6:dfbc1d8c r5:847e9800 ** 17 printk messages dropped ** [ 1324.914963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1324.915570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1324.916530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 5 printk messages dropped ** [ 1324.916803][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.916825][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.916866][ T32] r5:00001000 r4:e0027000 [ 1324.916885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.916962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.917038][ T32] r5:84b0438c r4:84b04000 [ 1324.917061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.917108][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1324.917128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.917174][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.917196][ T32] r4:849f2f80 [ 1324.917247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.933361][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1324.933454][ T32] r4:00000001 [ 1324.933481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1324.934110][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 19 printk messages dropped ** [ 1324.935144][ T32] r5:85dbd78c r4:85dbd400 ** 4 printk messages dropped ** [ 1324.935319][ T32] r4:8442ae00 ** 11 printk messages dropped ** [ 1324.936126][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1324.936933][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.936978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.937023][ T32] r5:00001000 r4:e0027000 [ 1324.937054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.937096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.937138][ T32] r5:84b0438c r4:84b04000 [ 1324.937157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.937203][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1324.937254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.937350][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.951597][ T32] r4:849f2f80 ** 1 printk messages dropped ** [ 1324.951720][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 16 printk messages dropped ** [ 1324.952486][ T32] r10:8291a684 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:847eb000 ** 17 printk messages dropped ** [ 1324.953305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1324.953822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1324.954903][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1324.955690][ T32] r5:84b0438c r4:84b04000 ** 13 printk messages dropped ** [ 1324.956297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 19 printk messages dropped ** [ 1324.957189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1324.973602][ T32] r10:61c88647 r9:847ebc00 r8:84772eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1324.974799][ T32] 1d20: 83a4e000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 7 printk messages dropped ** [ 1324.975167][ T32] r4:e0171dc0 [ 1324.975188][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.975231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1324.975252][ T32] r4:00000000 [ 1324.975302][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.975383][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.975438][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.975485][ T32] r5:00001000 r4:e0027000 [ 1324.975504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.975576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.975652][ T32] r5:84b0438c r4:84b04000 [ 1324.975703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.975787][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1324.975811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.975859][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.975917][ T32] r4:849f2f80 [ 1324.975939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.975987][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1324.976044][ T32] r4:00000001 [ 1324.976066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.976130][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1324.976198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.976229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.976270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.976339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1324.976800][ T32] r10:8291a684 r9:dfc29d84 r8:00000002 r7:60000113 r6:dfc29d8c r5:847ec800 ** 4 printk messages dropped ** [ 1324.977012][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.977087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 [ 1324.977112][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1324.977180][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1324.983422][ T32] r5:85ca3f8c r4:85ca3c00 ** 11 printk messages dropped ** [ 1324.983999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1324.985070][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1324.985557][ T32] r5:84b0438c r4:84b04000 ** 11 printk messages dropped ** [ 1324.986078][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1324.987000][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1325.003389][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1325.004256][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 19 printk messages dropped ** [ 1325.005038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1325.005707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.005733][ T32] r4:842ee080 [ 1325.005754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.005807][ T32] INFO: task kworker/1:36:3238 blocked for more than 451 seconds. [ 1325.005866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.005915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.005938][ T32] task:kworker/1:36 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.005982][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.006036][ T32] Call trace: [ 1325.006102][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.006149][ T32] r10:8291a684 r9:dfc41d84 r8:00000002 r7:60000113 r6:dfc41d8c r5:847eec00 [ 1325.006171][ T32] r4:847eec00 [ 1325.006190][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.006231][ T32] r5:847eec00 r4:8291a680 [ 1325.006249][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.006287][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.006358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 ** 10 printk messages dropped ** [ 1325.006713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.007123][ T32] r10:00000000 r9:847de100 r8:80287e08 r7:dfc3de60 r6:847de180 r5:847eec00 ** 19 printk messages dropped ** [ 1325.021037][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 17 printk messages dropped ** [ 1325.021655][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 14 printk messages dropped ** [ 1325.022296][ T32] INFO: task kworker/1:37:3240 blocked for more than 451 seconds. ** 18 printk messages dropped ** [ 1325.023081][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.023501][ T32] r7:ddde2d80 r6:83018200 r5:85ca038c r4:847de200 ** 12 printk messages dropped ** [ 1325.023965][ T32] r4:847dc300 ** 11 printk messages dropped ** [ 1325.024748][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 20 printk messages dropped ** [ 1325.025788][ T32] r4:849f2f80 ** 11 printk messages dropped ** [ 1325.026312][ T32] INFO: task kworker/1:38:3243 blocked for more than 451 seconds. ** 18 printk messages dropped ** [ 1325.027176][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.042229][ T32] r7:ddde2d80 r6:83018200 r5:85ca2b8c r4:847de280 ** 3 printk messages dropped ** [ 1325.042371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.042418][ T32] r10:00000000 r9:847de280 r8:80287e08 r7:dfc51e60 r6:8442af00 r5:844d5400 [ 1325.042440][ T32] r4:00000001 [ 1325.042458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.042493][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1325.042521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.042599][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.042629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.042661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.042702][ T32] r4:847dc180 [ 1325.043054][ T32] INFO: task kworker/1:38:3243 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.043120][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.043252][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.043301][ T32] Call trace: [ 1325.043363][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.043418][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.043441][ T32] r4:00000000 [ 1325.043493][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.043536][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.043563][ T32] 1d20: 849bd000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.043623][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 11 printk messages dropped ** [ 1325.044082][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 16 printk messages dropped ** [ 1325.044789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 22 printk messages dropped ** [ 1325.045933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c13f00 ** 11 printk messages dropped ** [ 1325.046559][ T32] r10:61c88647 r9:844d4800 r8:847de32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1325.063811][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1325.064222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 18 printk messages dropped ** [ 1325.064991][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1325.065447][ T32] task:kworker/1:40 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1325.066555][ T32] r5:85ca238c r4:85ca2000 ** 3 printk messages dropped ** [ 1325.066730][ T32] r10:61c88647 r9:844d6c00 r8:847de3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.066802][ T32] r4:847de380 [ 1325.066832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.066879][ T32] r10:00000000 r9:847de380 r8:80287e08 r7:dfc7de60 r6:8442a400 r5:844d6c00 [ 1325.066933][ T32] r4:00000001 [ 1325.066988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.067027][ T32] Exception stack(0xdfc81fb0 to 0xdfc81ff8) [ 1325.067054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.067112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.067141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.067184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.067238][ T32] r4:847dc380 [ 1325.075893][ T32] INFO: task kworker/1:40:3247 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.075966][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.076063][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.076157][ T32] Call trace: [ 1325.076260][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.076319][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.076344][ T32] r4:00000000 [ 1325.076364][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.076443][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.076507][ T32] 1d20: 852fc000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.076551][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.076597][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.076651][ T32] r5:800f0013 r4:80239bb0 [ 1325.076675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 16 printk messages dropped ** [ 1325.089971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1325.090633][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1325.091333][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.091662][ T32] r5:85ca178c r4:85ca1400 ** 6 printk messages dropped ** [ 1325.091976][ T32] r10:00000000 r9:847de400 r8:80287e08 r7:dfc81e60 r6:844d8000 r5:844d2400 ** 18 printk messages dropped ** [ 1325.093022][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.093047][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.093070][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1325.093129][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1325.093739][ T32] r5:84b0438c r4:84b04000 ** 13 printk messages dropped ** [ 1325.094384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 19 printk messages dropped ** [ 1325.095176][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1325.095745][ T32] r7:ddde2d80 r6:83018200 r5:85ca1f8c r4:847de480 ** 14 printk messages dropped ** [ 1325.096502][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1325.118789][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1325.119550][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1325.120238][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.120732][ T32] r7:ddde2d80 r6:83018200 r5:85ca1b8c r4:847de500 ** 14 printk messages dropped ** [ 1325.121705][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1325.122515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.122537][ T32] r4:00000000 [ 1325.122589][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.122667][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.122711][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.122757][ T32] r5:00001000 r4:e0027000 [ 1325.122792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.122834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.122874][ T32] r5:84b0438c r4:84b04000 [ 1325.122894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.122980][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.123005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.123052][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.123073][ T32] r4:849f2f80 [ 1325.123124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.123207][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.123232][ T32] r4:00000001 [ 1325.123251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.123320][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.123361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.123392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.123429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.123472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.123496][ T32] r4:842ee080 [ 1325.123515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.123537][ T32] INFO: task kworker/1:44:3255 blocked for more than 451 seconds. [ 1325.123579][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.123604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.123623][ T32] task:kworker/1:44 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1325.123952][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1325.124711][ T32] r5:85ca138c r4:85ca1000 ** 5 printk messages dropped ** [ 1325.124915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 19 printk messages dropped ** [ 1325.125912][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 20 printk messages dropped ** [ 1325.126700][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.127022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.127048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.127076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.127097][ T32] r4:842ee080 [ 1325.127116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.127139][ T32] INFO: task kworker/1:45:3256 blocked for more than 451 seconds. [ 1325.127195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.127252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.127309][ T32] task:kworker/1:45 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.147703][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.147816][ T32] Call trace: [ 1325.147851][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.147938][ T32] r10:8291a684 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:83238c00 [ 1325.147965][ T32] r4:83238c00 [ 1325.148027][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.148086][ T32] r5:83238c00 r4:8291a680 [ 1325.148110][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1325.148264][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1325.148841][ T32] r10:61c88647 r9:83238c00 r8:847de62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1325.149894][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1325.150347][ T32] r4:e0171dc0 ** 12 printk messages dropped ** [ 1325.150930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 19 printk messages dropped ** [ 1325.151799][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1325.152613][ T32] r5:00001000 r4:ed2eb000 ** 6 printk messages dropped ** [ 1325.152930][ T32] r10:61c88647 r9:8490b000 r8:847de6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1325.153786][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 19 printk messages dropped ** [ 1325.154523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 20 printk messages dropped ** [ 1325.155212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 18 printk messages dropped ** [ 1325.155940][ T32] r9:83018205 r8:8496a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 ** 6 printk messages dropped ** [ 1325.156265][ T32] r7:ddde2d80 r6:83018200 r5:85cb038c r4:847de700 [ 1325.156285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.156330][ T32] r10:61c88647 r9:8496a400 r8:847de72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.156351][ T32] r4:847de700 [ 1325.156369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.156413][ T32] r10:00000000 r9:847de700 r8:80287e08 r7:dfa15e60 r6:847de780 r5:8496a400 [ 1325.156459][ T32] r4:00000001 [ 1325.156483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.156520][ T32] Exception stack(0xdfc55fb0 to 0xdfc55ff8) [ 1325.156547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.156592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.156619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.156647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.156669][ T32] r4:847dcec0 [ 1325.156831][ T32] INFO: task kworker/1:47:3262 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.156894][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.157004][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.157071][ T32] Call trace: [ 1325.157132][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.157184][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.157207][ T32] r4:00000000 [ 1325.157227][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.157265][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.157343][ T32] 1d20: 866ed000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.181241][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.181312][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.181373][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1325.181623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 8 printk messages dropped ** [ 1325.181970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1325.182740][ T32] INFO: task kworker/1:48:3263 blocked for more than 451 seconds. ** 16 printk messages dropped ** [ 1325.183568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.184028][ T32] r5:844a678c r4:844a6400 ** 4 printk messages dropped ** [ 1325.184238][ T32] r4:847de800 ** 8 printk messages dropped ** [ 1325.184643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1325.185764][ T32] r4:e0171dc0 [ 1325.185784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.185862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.185887][ T32] r4:00000000 [ 1325.185907][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.185973][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.185997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.186039][ T32] r5:00001000 r4:e0027000 [ 1325.186060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.186099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.186170][ T32] r5:84b0438c r4:84b04000 [ 1325.186196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.186245][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.186299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.186350][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.186428][ T32] r4:849f2f80 [ 1325.186450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.186551][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 2 printk messages dropped ** [ 1325.186696][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 9 printk messages dropped ** [ 1325.186970][ T32] task:kworker/1:49 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1325.204259][ T32] r5:85cb078c r4:85cb0400 ** 3 printk messages dropped ** [ 1325.204419][ T32] r10:61c88647 r9:8496bc00 r8:847de92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1325.205320][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1325.205956][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1325.206304][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 12 printk messages dropped ** [ 1325.206976][ T32] r4:00000001 [ 1325.206994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.207059][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.207117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.207168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.207202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.207230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.207252][ T32] r4:842ee080 [ 1325.207272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.207296][ T32] INFO: task kworker/1:50:3268 blocked for more than 451 seconds. [ 1325.207346][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.220131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.220167][ T32] task:kworker/1:50 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.220261][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.220318][ T32] Call trace: [ 1325.220363][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.220433][ T32] r10:8291a684 r9:dfa4dd84 r8:00000002 r7:60000113 r6:dfa4dd8c r5:84968c00 [ 1325.220462][ T32] r4:84968c00 [ 1325.220482][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.220559][ T32] r5:84968c00 r4:8291a680 [ 1325.220583][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.220657][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.220709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 [ 1325.220732][ T32] r4:00000000 [ 1325.220751][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.220784][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.220820][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.220861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4d340 [ 1325.220918][ T32] r4:00000000 [ 1325.220976][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.221054][ T32] r9:83018205 r8:84968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1325.221315][ T32] r5:85cb138c r4:85cb1000 ** 6 printk messages dropped ** [ 1325.221597][ T32] r10:00000000 r9:847dea00 r8:80287e08 r7:dfaa1e60 r6:847dea80 r5:84968c00 ** 10 printk messages dropped ** [ 1325.222365][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1325.222947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 17 printk messages dropped ** [ 1325.223714][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 11 printk messages dropped ** [ 1325.224212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.224234][ T32] task:kworker/1:51 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.224309][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.224382][ T32] Call trace: [ 1325.224414][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.224502][ T32] r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:8496c800 [ 1325.224527][ T32] r4:8496c800 [ 1325.224547][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.224590][ T32] r5:8496c800 r4:8291a680 [ 1325.224608][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.224645][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.224724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1325.224782][ T32] r4:00000000 [ 1325.224804][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.224838][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.224894][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.224939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4d140 [ 1325.225005][ T32] r4:00000000 [ 1325.225027][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.225072][ T32] r9:83018205 r8:8496c800 r7:00000000 r6:83018200 r5:00001000 r4:7f10f000 [ 1325.225092][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.225137][ T32] r5:00001000 r4:ed551000 [ 1325.225156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.225193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.225245][ T32] r5:85cb0b8c r4:85cb0800 [ 1325.225267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.225313][ T32] r7:ddde2d80 r6:83018200 r5:85cb0b8c r4:847deb00 [ 1325.225333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.225378][ T32] r10:61c88647 r9:8496c800 r8:847deb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.225400][ T32] r4:847deb00 [ 1325.225418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.225469][ T32] r10:00000000 r9:847deb00 r8:80287e08 r7:dfa4de60 r6:847deb80 r5:8496c800 [ 1325.225550][ T32] r4:00000001 [ 1325.225594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.225639][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1325.225703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.225771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.225832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.225874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.225930][ T32] r4:845d51c0 [ 1325.226093][ T32] INFO: task kworker/1:51:3269 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.226138][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.226226][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.226271][ T32] Call trace: [ 1325.226335][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.226402][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.226427][ T32] r4:00000000 [ 1325.226446][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.226517][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.226608][ T32] 1d20: 87925000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.226677][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.226737][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.226805][ T32] r5:800f0013 r4:80239bb0 [ 1325.226849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.226938][ T32] r4:82ac21e4 [ 1325.226981][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.227073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.227196][ T32] r4:e0171dc0 [ 1325.227251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.251825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.251928][ T32] r4:00000000 [ 1325.252291][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.252412][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.252461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.252551][ T32] r5:00001000 r4:e0027000 [ 1325.252592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.252668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.253090][ T32] r5:84b0438c r4:84b04000 [ 1325.253323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.253428][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.253472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.253563][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.253917][ T32] r4:849f2f80 [ 1325.253970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.254069][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.254117][ T32] r4:00000001 [ 1325.254451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.254532][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.254591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.254647][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.254711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.254899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.255044][ T32] r4:842ee080 [ 1325.255119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.255226][ T32] INFO: task kworker/1:52:3272 blocked for more than 451 seconds. [ 1325.255290][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.255339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.255387][ T32] task:kworker/1:52 state:D stack:0 pid:3272 tgid:3272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.255484][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.255910][ T32] Call trace: [ 1325.256009][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.256113][ T32] r10:8291a684 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:8496d400 [ 1325.256159][ T32] r4:8496d400 [ 1325.256200][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.256506][ T32] r5:8496d400 r4:8291a680 [ 1325.256571][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.256657][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.256756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 [ 1325.256810][ T32] r4:00000000 [ 1325.256850][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.256920][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.256992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.257075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4d240 [ 1325.257121][ T32] r4:00000000 [ 1325.257162][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.257251][ T32] r9:83018205 r8:8496d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1325.266404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.266536][ T32] r5:00001000 r4:dfb9f000 [ 1325.266598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.266677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.266761][ T32] r5:85cb0f8c r4:85cb0c00 [ 1325.266846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.266900][ T32] r7:ddde2d80 r6:83018200 r5:85cb0f8c r4:847dec00 [ 1325.266921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.266967][ T32] r10:61c88647 r9:8496d400 r8:847dec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.266989][ T32] r4:847dec00 [ 1325.267008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.267093][ T32] r10:00000000 r9:847dec00 r8:80287e08 r7:dfa4de60 r6:847dec80 r5:8496d400 [ 1325.267120][ T32] r4:00000001 [ 1325.267152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.267214][ T32] Exception stack(0xdfc35fb0 to 0xdfc35ff8) [ 1325.267243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.267312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.267712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.267795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.267822][ T32] r4:845d51c0 [ 1325.268211][ T32] INFO: task kworker/1:52:3272 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.268249][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.268312][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.268363][ T32] Call trace: [ 1325.268422][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.268515][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.268554][ T32] r4:00000000 [ 1325.268577][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.268619][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.268678][ T32] 1d20: 88149000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.268985][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.269051][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.269104][ T32] r5:800f0013 r4:80239bb0 [ 1325.269147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1325.269617][ T32] r4:e0171dc0 ** 2 printk messages dropped ** [ 1325.269909][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.270066][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1325.270439][ T32] r5:84b0438c r4:84b04000 ** 4 printk messages dropped ** [ 1325.270945][ T32] r4:849f2f80 ** 2 printk messages dropped ** [ 1325.271135][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1325.271252][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.271477][ T32] INFO: task kworker/1:53:3274 blocked for more than 451 seconds. ** 3 printk messages dropped ** [ 1325.271693][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1325.271857][ T32] r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:8496e000 ** 1 printk messages dropped ** [ 1325.271932][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.272017][ T32] r5:8496e000 r4:8291a680 [ 1325.272040][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.272081][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.272123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 1325.272144][ T32] r4:00000000 [ 1325.272180][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.272277][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.272315][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.272387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4dc00 [ 1325.272432][ T32] r4:00000000 [ 1325.272454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.272539][ T32] r9:83018205 r8:8496e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1325.272590][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.272674][ T32] r5:00001000 r4:ed039000 [ 1325.272720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.272800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.273263][ T32] r5:85cb1f8c r4:85cb1c00 [ 1325.273315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.273414][ T32] r7:ddde2d80 r6:83018200 r5:85cb1f8c r4:847ded00 [ 1325.273458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.273558][ T32] r10:61c88647 r9:8496e000 r8:847ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.273607][ T32] r4:847ded00 [ 1325.273653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.273736][ T32] r10:00000000 r9:847ded00 r8:80287e08 r7:dfa4de60 r6:847ded80 r5:8496e000 [ 1325.273793][ T32] r4:00000001 [ 1325.273846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.273898][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 1325.273928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.273962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.274022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.274055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.274078][ T32] r4:845d57c0 [ 1325.274297][ T32] INFO: task kworker/1:53:3274 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.274367][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.274484][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.274551][ T32] Call trace: [ 1325.274593][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.274644][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.274667][ T32] r4:00000000 [ 1325.274692][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.274733][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.274788][ T32] 1d20: 88149000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.274835][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.274860][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.274918][ T32] r5:800f0013 r4:80239bb0 [ 1325.274978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.275056][ T32] r4:82ac21e4 [ 1325.275087][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.275132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.275184][ T32] r4:e0171dc0 [ 1325.275224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.275273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.275327][ T32] r4:00000000 [ 1325.275380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.275469][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.275493][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.275600][ T32] r5:00001000 r4:e0027000 [ 1325.275631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.275704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.275783][ T32] r5:84b0438c r4:84b04000 [ 1325.275834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.275911][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.275940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.275989][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.276042][ T32] r4:849f2f80 [ 1325.276095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.276164][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.276228][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1325.276289][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 3 printk messages dropped ** [ 1325.276486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1325.276711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1325.276991][ T32] r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:8496ec00 ** 4 printk messages dropped ** [ 1325.277186][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.309664][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.309718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4da40 [ 1325.309743][ T32] r4:00000000 [ 1325.309763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.309809][ T32] r9:83018205 r8:8496ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1325.309831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.309886][ T32] r5:00001000 r4:ecffb000 [ 1325.309910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.309976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.310042][ T32] r5:85cb178c r4:85cb1400 [ 1325.310096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.310148][ T32] r7:ddde2d80 r6:83018200 r5:85cb178c r4:847dee00 [ 1325.310169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.310216][ T32] r10:61c88647 r9:8496ec00 r8:847dee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.310239][ T32] r4:847dee00 [ 1325.310257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.310302][ T32] r10:00000000 r9:847dee00 r8:80287e08 r7:dfaa9e60 r6:847dee80 r5:8496ec00 [ 1325.310324][ T32] r4:00000001 [ 1325.310342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.310407][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1325.310477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.310509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.310535][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.310565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.310587][ T32] r4:845d57c0 [ 1325.311022][ T32] INFO: task kworker/1:54:3275 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.311088][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.311181][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.311262][ T32] Call trace: [ 1325.311324][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.311377][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.311435][ T32] r4:00000000 [ 1325.311457][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.311497][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.311525][ T32] 1d20: 88b72000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.311553][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.311578][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.311639][ T32] r5:800f0013 r4:80239bb0 [ 1325.311663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.311710][ T32] r4:82ac21e4 [ 1325.311729][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.311771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.311792][ T32] r4:e0171dc0 [ 1325.311841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.311886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.311908][ T32] r4:00000000 [ 1325.311927][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.311982][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.312005][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.312080][ T32] r5:00001000 r4:e0027000 [ 1325.312102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.312142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.312183][ T32] r5:84b0438c r4:84b04000 [ 1325.312231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.312280][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.312328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.312378][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.312399][ T32] r4:849f2f80 [ 1325.312419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.312465][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.312486][ T32] r4:00000001 [ 1325.312505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.312568][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.312597][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.312625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.312651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.312712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.312738][ T32] r4:842ee080 [ 1325.312758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.312783][ T32] INFO: task kworker/1:55:3278 blocked for more than 451 seconds. [ 1325.312813][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.312836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.312855][ T32] task:kworker/1:55 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.312988][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.313267][ T32] r4:84969800 ** 3 printk messages dropped ** [ 1325.313427][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.313626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1325.313839][ T32] r5:00001000 r4:ed053000 ** 2 printk messages dropped ** [ 1325.313936][ T32] r5:85cf638c r4:85cf6000 [ 1325.313954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.314062][ T32] r10:61c88647 r9:84969800 r8:847def2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1325.314252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1325.314393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.314452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.314507][ T32] r4:845d5b40 [ 1325.314694][ T32] INFO: task kworker/1:55:3278 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.314763][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.314913][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.314996][ T32] Call trace: [ 1325.315026][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.315077][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.315100][ T32] r4:00000000 [ 1325.315119][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.315178][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.315209][ T32] 1d20: 88b72000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.315239][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.315263][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.315318][ T32] r5:800f0013 r4:80239bb0 [ 1325.315363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.315406][ T32] r4:82ac21e4 [ 1325.315425][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.315468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.315491][ T32] r4:e0171dc0 [ 1325.315509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.315550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.315571][ T32] r4:00000000 [ 1325.315604][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.315665][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.315694][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.315767][ T32] r5:00001000 r4:e0027000 [ 1325.315791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.315831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.315872][ T32] r5:84b0438c r4:84b04000 [ 1325.315892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.315936][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.315987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.316057][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.316111][ T32] r4:849f2f80 [ 1325.316132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.316180][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.316202][ T32] r4:00000001 [ 1325.316253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.316292][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.316351][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.316382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.316409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.316471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.316507][ T32] r4:842ee080 [ 1325.316550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.316608][ T32] INFO: task kworker/1:56:3280 blocked for more than 451 seconds. [ 1325.316639][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.316665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.316690][ T32] task:kworker/1:56 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.316735][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.316798][ T32] Call trace: [ 1325.316861][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.316912][ T32] r10:8291a684 r9:dfcadd84 r8:00000002 r7:60000113 r6:dfcadd8c r5:84968000 [ 1325.316948][ T32] r4:84968000 [ 1325.316972][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.317049][ T32] r5:84968000 r4:8291a680 [ 1325.317071][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.317139][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.317185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 1325.317207][ T32] r4:00000000 [ 1325.317226][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.317259][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.317291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.343204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4dd00 [ 1325.343249][ T32] r4:00000000 [ 1325.343302][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1325.343643][ T32] r5:85cb238c r4:85cb2000 [ 1325.343679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.343747][ T32] r7:ddde2d80 r6:83018200 r5:85cb238c r4:844dd000 ** 4 printk messages dropped ** [ 1325.343976][ T32] r10:00000000 r9:844dd000 r8:80287e08 r7:dfab9e60 r6:844dd080 r5:84968000 ** 5 printk messages dropped ** [ 1325.344267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.345046][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.345189][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 6 printk messages dropped ** [ 1325.345492][ T32] r4:e0171dc0 ** 4 printk messages dropped ** [ 1325.345665][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.345702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.345748][ T32] r5:00001000 r4:e0027000 [ 1325.345768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.345807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.345849][ T32] r5:84b0438c r4:84b04000 [ 1325.345904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.345954][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.346009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.346059][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.346080][ T32] r4:849f2f80 [ 1325.346098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.346144][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.346166][ T32] r4:00000001 [ 1325.346225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.346295][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.346350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.346412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.346441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.346469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.346492][ T32] r4:842ee080 [ 1325.346553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.346588][ T32] INFO: task kworker/1:57:3282 blocked for more than 451 seconds. [ 1325.346649][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.346693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.346719][ T32] task:kworker/1:57 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.346799][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.346845][ T32] Call trace: [ 1325.346899][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.346949][ T32] r10:8291a684 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:847ed400 [ 1325.346973][ T32] r4:847ed400 [ 1325.347006][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.347086][ T32] r5:847ed400 r4:8291a680 [ 1325.347110][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.347152][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.347217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 [ 1325.347243][ T32] r4:00000000 [ 1325.347264][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.353559][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.353621][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1325.353731][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.354105][ T32] r5:85cb2b8c r4:85cb2800 [ 1325.354141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.354438][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.354734][ T32] r4:847dcfc0 ** 6 printk messages dropped ** [ 1325.355421][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.355599][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.355879][ T32] r4:e0171dc0 [ 1325.355929][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.355976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.356010][ T32] r4:00000000 [ 1325.356032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.356101][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.356164][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.356209][ T32] r5:00001000 r4:e0027000 [ 1325.356229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.356268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.356309][ T32] r5:84b0438c r4:84b04000 [ 1325.356328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.356374][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.356394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.356440][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.356463][ T32] r4:849f2f80 [ 1325.356494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.356543][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.356611][ T32] r4:00000001 [ 1325.356633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.356670][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.356701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.356729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.356970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1325.367797][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.368304][ T32] r5:00001000 r4:ed1ad000 ** 2 printk messages dropped ** [ 1325.368485][ T32] r5:85cf738c r4:85cf7000 ** 1 printk messages dropped ** [ 1325.368600][ T32] r7:ddde2d80 r6:83018200 r5:85cf738c r4:844dd200 ** 5 printk messages dropped ** [ 1325.368849][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.369126][ T32] r4:845d5280 ** 2 printk messages dropped ** [ 1325.369595][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.369641][ T32] Call trace: [ 1325.369725][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.369776][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.369799][ T32] r4:00000000 [ 1325.369849][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.369893][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.369922][ T32] 1d20: 8985f000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.369950][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.369975][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.369999][ T32] r5:800f0013 r4:80239bb0 [ 1325.370031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.370078][ T32] r4:82ac21e4 [ 1325.370099][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.370142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.370196][ T32] r4:e0171dc0 [ 1325.370217][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.370260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.370316][ T32] r4:00000000 [ 1325.370338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.370383][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.370405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.370445][ T32] r5:00001000 r4:e0027000 [ 1325.370464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.370533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.370578][ T32] r5:84b0438c r4:84b04000 [ 1325.370601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.370649][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.370670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.370748][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.370817][ T32] r4:849f2f80 [ 1325.370839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.370888][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.370911][ T32] r4:00000001 [ 1325.370966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.371006][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1325.371213][ T32] INFO: task kworker/1:59:3287 blocked for more than 451 seconds. ** 11 printk messages dropped ** [ 1325.371768][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.372201][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.372387][ T32] r5:85cb278c r4:85cb2400 ** 3 printk messages dropped ** [ 1325.372679][ T32] r10:61c88647 r9:8499a400 r8:844dd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.372729][ T32] r4:844dd300 [ 1325.372803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.372856][ T32] r10:00000000 r9:844dd300 r8:80287e08 r7:dfcb5e60 r6:844dd380 r5:8499a400 [ 1325.372878][ T32] r4:00000001 [ 1325.372897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.372968][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) [ 1325.373000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.373028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.373089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.373151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.373177][ T32] r4:849ac100 [ 1325.373375][ T32] INFO: task kworker/1:59:3287 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.373409][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.373499][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.373579][ T32] Call trace: [ 1325.373609][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.373694][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.373721][ T32] r4:00000000 [ 1325.373769][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.373813][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.373840][ T32] 1d20: 8985f000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.373891][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.373955][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.373983][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1325.374106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 9 printk messages dropped ** [ 1325.374543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.375007][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.375283][ T32] r4:842ee080 ** 6 printk messages dropped ** [ 1325.375621][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.375967][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.376333][ T32] r9:83018205 r8:84998c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1325.376382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.376456][ T32] r5:00001000 r4:ec933000 [ 1325.376508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.376597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.376644][ T32] r5:85cb2f8c r4:85cb2c00 [ 1325.376663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.376714][ T32] r7:ddde2d80 r6:83018200 r5:85cb2f8c r4:844dd400 [ 1325.376734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.376781][ T32] r10:61c88647 r9:84998c00 r8:844dd42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.376802][ T32] r4:844dd400 [ 1325.376820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.376864][ T32] r10:00000000 r9:844dd400 r8:80287e08 r7:dfcb5e60 r6:844dd480 r5:84998c00 [ 1325.376885][ T32] r4:00000001 [ 1325.376948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.377021][ T32] Exception stack(0xdfcc1fb0 to 0xdfcc1ff8) [ 1325.377067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.377127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.377156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.377195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.377233][ T32] r4:849ac100 [ 1325.401501][ T32] INFO: task kworker/1:60:3288 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.401611][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.402229][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.402468][ T32] r4:e0171dc0 ** 8 printk messages dropped ** [ 1325.402910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.403357][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 9 printk messages dropped ** [ 1325.404017][ T32] task:kworker/1:61 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.404078][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.404161][ T32] Call trace: [ 1325.404208][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.404258][ T32] r10:8291a684 r9:dfcc9d84 r8:00000002 r7:60000013 r6:dfcc9d8c r5:84999800 [ 1325.404281][ T32] r4:84999800 [ 1325.404301][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.404382][ T32] r5:84999800 r4:8291a680 [ 1325.404404][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.404444][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.404486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 [ 1325.404508][ T32] r4:00000000 [ 1325.404526][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.404591][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.404630][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.404673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e180 [ 1325.404720][ T32] r4:00000000 [ 1325.404761][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.404810][ T32] r9:83018205 r8:84999800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.404831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.404884][ T32] r5:00001000 r4:ecefd000 [ 1325.404930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.405014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.405125][ T32] r5:85cb3b8c r4:85cb3800 [ 1325.405169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.405257][ T32] r7:ddde2d80 r6:83018200 r5:85cb3b8c r4:844dd500 [ 1325.405310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.405361][ T32] r10:61c88647 r9:84999800 r8:844dd52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.405426][ T32] r4:844dd500 [ 1325.405475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.405573][ T32] r10:00000000 r9:844dd500 r8:80287e08 r7:dfcc1e60 r6:844dd580 r5:84999800 [ 1325.405948][ T32] r4:00000001 [ 1325.406087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.406168][ T32] Exception stack(0xdfcc9fb0 to 0xdfcc9ff8) [ 1325.406224][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.406392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.406507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.406573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.406821][ T32] r4:849ac140 [ 1325.407184][ T32] INFO: task kworker/1:61:3290 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.407254][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.424321][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.424411][ T32] Call trace: [ 1325.424478][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.424534][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.424587][ T32] r4:00000000 [ 1325.424645][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.424727][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.424760][ T32] 1d20: 8a780000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.424789][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.424835][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.424862][ T32] r5:800f0013 r4:80239bb0 [ 1325.424883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.424962][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.425149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 15 printk messages dropped ** [ 1325.425978][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1325.426303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1325.426760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 ** 12 printk messages dropped ** [ 1325.427302][ T32] r5:85cb338c r4:85cb3000 ** 9 printk messages dropped ** [ 1325.437968][ T32] Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) ** 11 printk messages dropped ** [ 1325.438858][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1325.439228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 17 printk messages dropped ** [ 1325.439935][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1325.440188][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.440250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.440285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.440338][ T32] r4:842ee080 [ 1325.440362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.440417][ T32] INFO: task kworker/1:63:3294 blocked for more than 451 seconds. [ 1325.440451][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.440475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.440495][ T32] task:kworker/1:63 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.440568][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.440674][ T32] Call trace: [ 1325.440711][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.440759][ T32] r10:8291a684 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:8499b000 [ 1325.440806][ T32] r4:8499b000 [ 1325.440829][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.440894][ T32] r5:8499b000 r4:8291a680 [ 1325.440947][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.441014][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.441059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 [ 1325.441083][ T32] r4:00000000 [ 1325.441101][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.441139][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.441175][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.441228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e840 [ 1325.441253][ T32] r4:00000000 [ 1325.441273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.441317][ T32] r9:83018205 r8:8499b000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1325.441370][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.441415][ T32] r5:00001000 r4:ed2a7000 [ 1325.441435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.441473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.441514][ T32] r5:844a6f8c r4:844a6c00 [ 1325.441532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.441606][ T32] r7:ddde2d80 r6:83018200 r5:844a6f8c r4:844dd700 [ 1325.441631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.441716][ T32] r10:61c88647 r9:8499b000 r8:844dd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.441742][ T32] r4:844dd700 [ 1325.441760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.441805][ T32] r10:00000000 r9:844dd700 r8:80287e08 r7:dfcc9e60 r6:844dd780 r5:8499b000 [ 1325.441828][ T32] r4:00000001 [ 1325.441846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.441896][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1325.441925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.441953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.441978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.442007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.442028][ T32] r4:849ac100 [ 1325.442230][ T32] INFO: task kworker/1:63:3294 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.442263][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.442316][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.442356][ T32] Call trace: [ 1325.442384][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.442433][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.442486][ T32] r4:00000000 [ 1325.442538][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.442581][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.442609][ T32] 1d20: 8a94c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.442637][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.442662][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.442720][ T32] r5:800f0013 r4:80239bb0 [ 1325.442744][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.442797][ T32] r4:82ac21e4 [ 1325.442818][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1325.442945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 4 printk messages dropped ** [ 1325.443158][ T32] r5:00001000 r4:e0027000 [ 1325.443179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.443218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.443261][ T32] r5:84b0438c r4:84b04000 [ 1325.443311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.443361][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.443383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.443459][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.443515][ T32] r4:849f2f80 [ 1325.443548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.443599][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.443623][ T32] r4:00000001 [ 1325.443646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.443736][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.443796][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.443864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.443893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.443922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.443944][ T32] r4:842ee080 [ 1325.443992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.444018][ T32] INFO: task kworker/1:64:3296 blocked for more than 451 seconds. [ 1325.444046][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.444068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.444088][ T32] task:kworker/1:64 state:D stack:0 pid:3296 tgid:3296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.444165][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.444206][ T32] Call trace: [ 1325.444267][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.444316][ T32] r10:8291a684 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:8499e000 [ 1325.444338][ T32] r4:8499e000 [ 1325.444358][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.444427][ T32] r5:8499e000 r4:8291a680 [ 1325.444450][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.444489][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.444531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 [ 1325.444553][ T32] r4:00000000 [ 1325.444571][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.444605][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.444637][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.444679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e740 [ 1325.444739][ T32] r4:00000000 [ 1325.444790][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.444839][ T32] r9:83018205 r8:8499e000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.444861][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.444902][ T32] r5:00001000 r4:ed293000 [ 1325.444922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.444960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.445002][ T32] r5:85cb3f8c r4:85cb3c00 [ 1325.445020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.445065][ T32] r7:ddde2d80 r6:83018200 r5:85cb3f8c r4:844dd800 [ 1325.445115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.445166][ T32] r10:61c88647 r9:8499e000 r8:844dd82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.445217][ T32] r4:844dd800 [ 1325.445239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.445284][ T32] r10:00000000 r9:844dd800 r8:80287e08 r7:dfcd9e60 r6:844dd880 r5:8499e000 [ 1325.445308][ T32] r4:00000001 [ 1325.445355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.445424][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) [ 1325.445453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.445481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.445507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.445535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.445586][ T32] r4:849acb80 [ 1325.445765][ T32] INFO: task kworker/1:64:3296 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.445799][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.445852][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.445893][ T32] Call trace: [ 1325.445922][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1325.446070][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1325.446260][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1325.446342][ T32] r4:e0171dc0 ** 4 printk messages dropped ** [ 1325.446522][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1325.446755][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1325.447058][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 5 printk messages dropped ** [ 1325.447246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.469498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.469562][ T32] r4:842ee080 [ 1325.469618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.469652][ T32] INFO: task kworker/1:65:3300 blocked for more than 451 seconds. [ 1325.469726][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.469783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.469808][ T32] task:kworker/1:65 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.469889][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.469945][ T32] Call trace: [ 1325.469991][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.470048][ T32] r10:8291a684 r9:dfcf9d84 r8:00000002 r7:60000113 r6:dfcf9d8c r5:845a0000 [ 1325.470072][ T32] r4:845a0000 [ 1325.470120][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.470168][ T32] r5:845a0000 r4:8291a680 [ 1325.470188][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.470227][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.470273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 [ 1325.470297][ T32] r4:00000000 [ 1325.470317][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.470384][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.470427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.470500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4e940 [ 1325.470527][ T32] r4:00000000 [ 1325.470576][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.470630][ T32] r9:83018205 r8:845a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.470652][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.470699][ T32] r5:00001000 r4:ed2d1000 [ 1325.470720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.470760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.470820][ T32] r5:844a6b8c r4:844a6800 [ 1325.470840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.470920][ T32] r7:ddde2d80 r6:83018200 r5:844a6b8c r4:844dd900 [ 1325.470944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.471021][ T32] r10:61c88647 r9:845a0000 r8:844dd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.471078][ T32] r4:844dd900 [ 1325.471112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.471161][ T32] r10:00000000 r9:844dd900 r8:80287e08 r7:dfcd9e60 r6:844d8480 r5:845a0000 [ 1325.471184][ T32] r4:00000001 [ 1325.471218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.471258][ T32] Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) ** 2 printk messages dropped ** [ 1325.471376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.471891][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.472208][ T32] 1d20: 8b0da000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 1 printk messages dropped ** [ 1325.472265][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.472317][ T32] r5:800f0013 r4:80239bb0 [ 1325.472340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.472410][ T32] r4:82ac21e4 [ 1325.472433][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.472476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.472498][ T32] r4:e0171dc0 [ 1325.472517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.472558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.472580][ T32] r4:00000000 [ 1325.472599][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.472665][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.472694][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.472738][ T32] r5:00001000 r4:e0027000 [ 1325.472758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.472797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.472839][ T32] r5:84b0438c r4:84b04000 [ 1325.472859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.472916][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.472940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.472988][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.473009][ T32] r4:849f2f80 [ 1325.473028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.473073][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.473120][ T32] r4:00000001 [ 1325.473141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.473177][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.473202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.473230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.473256][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.473284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.473305][ T32] r4:842ee080 [ 1325.473355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.473381][ T32] INFO: task kworker/1:66:3302 blocked for more than 451 seconds. [ 1325.473409][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.473457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.473480][ T32] task:kworker/1:66 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.473553][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.473626][ T32] Call trace: [ 1325.473691][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.473742][ T32] r10:8291a684 r9:dfce5d84 r8:00000002 r7:60000013 r6:dfce5d8c r5:8499ec00 [ 1325.473765][ T32] r4:8499ec00 [ 1325.473786][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.473828][ T32] r5:8499ec00 r4:8291a680 [ 1325.473876][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.473918][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.473960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce5e08 [ 1325.473983][ T32] r4:00000000 [ 1325.474002][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.474064][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.474101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.474171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d5c3c0 [ 1325.474235][ T32] r4:00000000 [ 1325.474259][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.474321][ T32] r9:83018205 r8:8499ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1325.474345][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.474387][ T32] r5:00001000 r4:ebb4f000 [ 1325.474407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.474445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.474524][ T32] r5:85c9e78c r4:85c9e400 [ 1325.474549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.474597][ T32] r7:ddde2d80 r6:83018200 r5:85c9e78c r4:844dd980 [ 1325.474618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.474706][ T32] r10:61c88647 r9:8499ec00 r8:844dd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.474734][ T32] r4:844dd980 [ 1325.474755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.474827][ T32] r10:00000000 r9:844dd980 r8:80287e08 r7:dfcf9e60 r6:844dda00 r5:8499ec00 ** 5 printk messages dropped ** [ 1325.475075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.475405][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.475774][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.475806][ T32] 1d20: 8b0da000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.475835][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.475890][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.475917][ T32] r5:800f0013 r4:80239bb0 [ 1325.475938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.475977][ T32] r4:82ac21e4 [ 1325.475997][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.476039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.476094][ T32] r4:e0171dc0 [ 1325.476126][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.476203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.476229][ T32] r4:00000000 [ 1325.476248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.476293][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.476313][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.476354][ T32] r5:00001000 r4:e0027000 [ 1325.476374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.476413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.476457][ T32] r5:84b0438c r4:84b04000 [ 1325.476508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.476602][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.476640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.476724][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.476752][ T32] r4:849f2f80 [ 1325.476796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.476846][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.476869][ T32] r4:00000001 [ 1325.476887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.476923][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.476973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.477006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.477032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.477060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.477112][ T32] r4:842ee080 [ 1325.477136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.477158][ T32] INFO: task kworker/1:67:3304 blocked for more than 451 seconds. [ 1325.477207][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.477233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1325.497038][ T32] Call trace: ** 3 printk messages dropped ** [ 1325.497207][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1325.498088][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.498318][ T32] r5:00001000 r4:ed415000 ** 2 printk messages dropped ** [ 1325.498418][ T32] r5:85d0a78c r4:85d0a400 [ 1325.498438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.498484][ T32] r7:ddde2d80 r6:83018200 r5:85d0a78c r4:844dda80 [ 1325.498504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.498582][ T32] r10:61c88647 r9:84ac8c00 r8:844ddaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.498640][ T32] r4:844dda80 [ 1325.498663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.498716][ T32] r10:00000000 r9:844dda80 r8:80287e08 r7:dfce5e60 r6:844ddb00 r5:84ac8c00 [ 1325.498797][ T32] r4:00000001 [ 1325.498822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.498892][ T32] Exception stack(0xdfd0dfb0 to 0xdfd0dff8) [ 1325.498952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.498996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.499039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.499082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.499107][ T32] r4:849acf40 [ 1325.499409][ T32] INFO: task kworker/1:67:3304 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.499465][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.499575][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.499654][ T32] Call trace: [ 1325.499692][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.499781][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.499811][ T32] r4:00000000 [ 1325.499862][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.499935][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.499997][ T32] 1d20: 8b9b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.500030][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.500055][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.500108][ T32] r5:800f0013 r4:80239bb0 [ 1325.500132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.500177][ T32] r4:82ac21e4 [ 1325.500236][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.500283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.500331][ T32] r4:e0171dc0 [ 1325.500353][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.500397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.500420][ T32] r4:00000000 [ 1325.500439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.500513][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.500567][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.500656][ T32] r5:00001000 r4:e0027000 [ 1325.500709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.500782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.500829][ T32] r5:84b0438c r4:84b04000 [ 1325.500871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.500921][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.500973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.501024][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.501047][ T32] r4:849f2f80 [ 1325.501066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.501112][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.501135][ T32] r4:00000001 [ 1325.501153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.501188][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.501242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.501277][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.501305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.501336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.501361][ T32] r4:842ee080 [ 1325.501382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.501407][ T32] INFO: task kworker/1:68:3306 blocked for more than 452 seconds. [ 1325.501436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.501460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.501479][ T32] task:kworker/1:68 state:D stack:0 pid:3306 tgid:3306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.501547][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.501622][ T32] Call trace: [ 1325.501679][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1325.501856][ T32] r5:84aca400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.502119][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1325.502373][ T32] r9:83018205 r8:84aca400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1325.502624][ T32] r5:85cbc78c r4:85cbc400 [ 1325.502646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.502698][ T32] r7:ddde2d80 r6:83018200 r5:85cbc78c r4:844ddb80 [ 1325.502719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.502789][ T32] r10:61c88647 r9:84aca400 r8:844ddbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.502816][ T32] r4:844ddb80 [ 1325.502879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.502951][ T32] r10:00000000 r9:844ddb80 r8:80287e08 r7:dfce5e60 r6:844ddc00 r5:84aca400 [ 1325.502989][ T32] r4:00000001 [ 1325.503011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.503048][ T32] Exception stack(0xdfd1dfb0 to 0xdfd1dff8) [ 1325.503074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.503103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.503159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.503220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.503246][ T32] r4:844df340 [ 1325.503435][ T32] INFO: task kworker/1:68:3306 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.503467][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.503559][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.503646][ T32] Call trace: [ 1325.503731][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.503781][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.503805][ T32] r4:00000000 [ 1325.503824][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.503862][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.503890][ T32] 1d20: 8b9b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.503956][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.503984][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.504048][ T32] r5:800f0013 r4:80239bb0 [ 1325.504072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.504143][ T32] r4:82ac21e4 [ 1325.504177][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.504253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.504278][ T32] r4:e0171dc0 [ 1325.504343][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.504389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.504411][ T32] r4:00000000 [ 1325.504430][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.504475][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.504496][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.504569][ T32] r5:00001000 r4:e0027000 [ 1325.504592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.504633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.504855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.505121][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1325.505335][ T32] INFO: task kworker/1:69:3308 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.505718][ T32] r4:84ac9800 ** 3 printk messages dropped ** [ 1325.505940][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.506281][ T32] r9:83018205 r8:84ac9800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1325.506471][ T32] r5:85cbc38c r4:85cbc000 [ 1325.506493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.506608][ T32] r10:61c88647 r9:84ac9800 r8:844ddcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1325.506846][ T32] Exception stack(0xdfd09fb0 to 0xdfd09ff8) ** 4 printk messages dropped ** [ 1325.507000][ T32] r4:844df140 ** 2 printk messages dropped ** [ 1325.507327][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.537618][ T32] Call trace: [ 1325.537662][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.537737][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.537763][ T32] r4:00000000 [ 1325.537797][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.537843][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.537906][ T32] 1d20: 8c4d2000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.537939][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.537966][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.538013][ T32] r5:800f0013 r4:80239bb0 [ 1325.538067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.538113][ T32] r4:82ac21e4 [ 1325.538162][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.538208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.538252][ T32] r4:e0171dc0 [ 1325.538275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.538318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.538365][ T32] r4:00000000 [ 1325.538387][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.538433][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.538484][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.538532][ T32] r5:00001000 r4:e0027000 [ 1325.538553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.538591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.538662][ T32] r5:84b0438c r4:84b04000 [ 1325.538693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.538743][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.538764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.538826][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.538850][ T32] r4:849f2f80 [ 1325.538869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.538914][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.538936][ T32] r4:00000001 [ 1325.538988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.539028][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.539053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.539113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.539142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.539172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.539194][ T32] r4:842ee080 [ 1325.539228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.539301][ T32] INFO: task kworker/1:70:3310 blocked for more than 452 seconds. [ 1325.539336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.539392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.539444][ T32] task:kworker/1:70 state:D stack:0 pid:3310 tgid:3310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.539557][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.539664][ T32] Call trace: [ 1325.539703][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.539784][ T32] r10:8291a684 r9:dfd29d84 r8:00000002 r7:60000113 r6:dfd29d8c r5:84acbc00 [ 1325.539824][ T32] r4:84acbc00 [ 1325.539882][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.539946][ T32] r5:84acbc00 r4:8291a680 [ 1325.539971][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.540012][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.540080][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd29e08 [ 1325.540106][ T32] r4:00000000 [ 1325.540125][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.540190][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.540228][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.540269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d5c680 [ 1325.540292][ T32] r4:00000000 [ 1325.540310][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.540353][ T32] r9:83018205 r8:84acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1325.540374][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.540578][ T32] r5:85cbcb8c r4:85cbc800 [ 1325.540601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.540647][ T32] r7:ddde2d80 r6:83018200 r5:85cbcb8c r4:844ddd80 ** 1 printk messages dropped ** [ 1325.540739][ T32] r10:61c88647 r9:84acbc00 r8:844dddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.541063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.541661][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.541980][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.542008][ T32] 1d20: 8c4d2000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.542036][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.542085][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.542112][ T32] r5:800f0013 r4:80239bb0 [ 1325.542155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.542200][ T32] r4:82ac21e4 [ 1325.542220][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.542262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.542284][ T32] r4:e0171dc0 [ 1325.542332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.542408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.542463][ T32] r4:00000000 [ 1325.542486][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.542533][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.542584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.542630][ T32] r5:00001000 r4:e0027000 [ 1325.542665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.542711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.542754][ T32] r5:84b0438c r4:84b04000 [ 1325.542788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.542883][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.542909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.542956][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.542978][ T32] r4:849f2f80 [ 1325.543028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.543078][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.543124][ T32] r4:00000001 [ 1325.543146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.543181][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.543207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.543236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.543262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.543291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.543313][ T32] r4:842ee080 [ 1325.543365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.543392][ T32] INFO: task kworker/1:71:3312 blocked for more than 452 seconds. [ 1325.543419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.543479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.543501][ T32] task:kworker/1:71 state:D stack:0 pid:3312 tgid:3312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.543575][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.543663][ T32] Call trace: [ 1325.543733][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.543786][ T32] r10:8291a684 r9:dfd39d84 r8:00000002 r7:60000113 r6:dfd39d8c r5:84ac8000 [ 1325.543830][ T32] r4:84ac8000 [ 1325.543855][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.543900][ T32] r5:84ac8000 r4:8291a680 [ 1325.543919][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.543957][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.543999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd39e08 [ 1325.544053][ T32] r4:00000000 [ 1325.544112][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.544187][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.544225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1325.544404][ T32] r9:83018205 r8:84ac8000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1325.544618][ T32] r5:85cbd38c r4:85cbd000 [ 1325.544640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.544693][ T32] r7:ddde2d80 r6:83018200 r5:85cbd38c r4:844dde80 [ 1325.544715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.544790][ T32] r10:61c88647 r9:84ac8000 r8:844ddeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.544815][ T32] r4:844dde80 [ 1325.544869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.544918][ T32] r10:00000000 r9:844dde80 r8:80287e08 r7:dfd29e60 r6:844ddf00 r5:84ac8000 [ 1325.544941][ T32] r4:00000001 [ 1325.544974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.545011][ T32] Exception stack(0xdfd39fb0 to 0xdfd39ff8) [ 1325.545037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.545065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.545092][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.545120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.545141][ T32] r4:844df6c0 [ 1325.545318][ T32] INFO: task kworker/1:71:3312 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.545377][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.545463][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.545509][ T32] Call trace: [ 1325.545601][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.545654][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.545677][ T32] r4:00000000 [ 1325.545701][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.545773][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.545834][ T32] 1d20: 8c4d2000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.545865][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.545890][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.545926][ T32] r5:800f0013 r4:80239bb0 [ 1325.545952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.545994][ T32] r4:82ac21e4 [ 1325.546015][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.546085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.546111][ T32] r4:e0171dc0 [ 1325.546159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1325.546392][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1325.546590][ T32] r5:84b0438c r4:84b04000 ** 2 printk messages dropped ** [ 1325.546706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.546932][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1325.547145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1325.567838][ T32] INFO: task kworker/1:72:3313 blocked for more than 452 seconds. ** 2 printk messages dropped ** [ 1325.567958][ T32] task:kworker/1:72 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1325.568181][ T32] r10:8291a684 r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:84acb000 ** 4 printk messages dropped ** [ 1325.568428][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1325.568567][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.568750][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1325.568943][ T32] r9:83018205 r8:84acb000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 3 printk messages dropped ** [ 1325.569123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.569165][ T32] r5:85cbcf8c r4:85cbcc00 [ 1325.569185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.569232][ T32] r7:ddde2d80 r6:83018200 r5:85cbcf8c r4:844ddf80 ** 1 printk messages dropped ** [ 1325.569321][ T32] r10:61c88647 r9:84acb000 r8:844ddfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.569442][ T32] r10:00000000 r9:844ddf80 r8:80287e08 r7:dfd39e60 r6:844db000 r5:84acb000 ** 1 printk messages dropped ** [ 1325.569491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.569532][ T32] Exception stack(0xdfd3dfb0 to 0xdfd3dff8) [ 1325.569560][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.569614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.569644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.569709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.569736][ T32] r4:844df980 [ 1325.570104][ T32] INFO: task kworker/1:72:3313 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.570134][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.570254][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.570303][ T32] Call trace: [ 1325.570374][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.570429][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.570453][ T32] r4:00000000 [ 1325.570502][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.570546][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.570576][ T32] 1d20: 8cb16000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.570607][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.570660][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.570748][ T32] r5:800f0013 r4:80239bb0 [ 1325.570815][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.570861][ T32] r4:82ac21e4 [ 1325.570904][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.570952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.570976][ T32] r4:e0171dc0 [ 1325.570995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.571070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.571124][ T32] r4:00000000 [ 1325.571148][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.571235][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.571260][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.571303][ T32] r5:00001000 r4:e0027000 [ 1325.571324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.571379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.571438][ T32] r5:84b0438c r4:84b04000 [ 1325.571461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.571508][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.571584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.571635][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.571694][ T32] r4:849f2f80 [ 1325.571718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.571795][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.571851][ T32] r4:00000001 [ 1325.571903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.571942][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.571968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.572026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.572085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.572117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.572163][ T32] r4:842ee080 [ 1325.572186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1325.572395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1325.572642][ T32] r10:8291a684 r9:e0131d84 r8:00000002 r7:60000013 r6:e0131d8c r5:84b4a400 ** 8 printk messages dropped ** [ 1325.572973][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1325.573229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.573412][ T32] r5:84b7938c r4:84b79000 [ 1325.573431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.573542][ T32] r10:61c88647 r9:84b4a400 r8:84811d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.573833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.574250][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1325.574490][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1325.574572][ T32] r4:82ac21e4 [ 1325.574592][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.574663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.574695][ T32] r4:e0171dc0 [ 1325.574715][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.574758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.574802][ T32] r4:00000000 [ 1325.574856][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.574905][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.574939][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.574985][ T32] r5:00001000 r4:e0027000 [ 1325.575027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.575071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.575113][ T32] r5:84b0438c r4:84b04000 [ 1325.575133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.575178][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.575231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.575281][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.575330][ T32] r4:849f2f80 [ 1325.575352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.575400][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.575437][ T32] r4:00000001 [ 1325.575471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.575511][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.575538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.575595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.575626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.575654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.575676][ T32] r4:842ee080 [ 1325.575701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.575724][ T32] INFO: task kworker/0:66:3666 blocked for more than 452 seconds. [ 1325.575751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.575774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.575821][ T32] task:kworker/0:66 state:D stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.575869][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.575945][ T32] Call trace: [ 1325.575978][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.576025][ T32] r10:8291a684 r9:e012dd84 r8:00000002 r7:60000013 r6:e012dd8c r5:84b4b000 [ 1325.576047][ T32] r4:84b4b000 [ 1325.576066][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.576121][ T32] r5:84b4b000 r4:8291a680 [ 1325.576143][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.576182][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.576253][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e012de08 [ 1325.576310][ T32] r4:00000000 [ 1325.576361][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.576399][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1325.576496][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.576766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.576807][ T32] r5:84b78f8c r4:84b78c00 [ 1325.576857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.577028][ T32] r4:84811e00 ** 4 printk messages dropped ** [ 1325.577215][ T32] Exception stack(0xe012dfb0 to 0xe012dff8) ** 6 printk messages dropped ** [ 1325.602010][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.602535][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.602808][ T32] r4:e0171dc0 ** 4 printk messages dropped ** [ 1325.603027][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 7 printk messages dropped ** [ 1325.603361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.603533][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.603557][ T32] r4:00000001 [ 1325.603577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.603614][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.603665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.603733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.603763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.603791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.603813][ T32] r4:842ee080 [ 1325.603869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.603932][ T32] INFO: task kworker/1:222:3689 blocked for more than 452 seconds. [ 1325.603966][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.603991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.604044][ T32] task:kworker/1:222 state:D stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.604106][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.604147][ T32] Call trace: [ 1325.604176][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.604224][ T32] r10:8291a684 r9:e0175d84 r8:00000002 r7:60000113 r6:e0175d8c r5:84b3bc00 [ 1325.604247][ T32] r4:84b3bc00 [ 1325.604296][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.604343][ T32] r5:84b3bc00 r4:8291a680 [ 1325.604363][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.604402][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.604443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0175e08 [ 1325.604467][ T32] r4:00000000 [ 1325.604485][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.604556][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.604594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.604635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1325.604701][ T32] r4:00000000 [ 1325.604725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.604801][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.604826][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.604868][ T32] r5:00001000 r4:e0039000 [ 1325.604899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.604969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.605016][ T32] r5:84b0478c r4:84b04400 [ 1325.605059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.605107][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1325.605158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.605208][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.605231][ T32] r4:849f2e80 [ 1325.605280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.605328][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1325.605350][ T32] r4:00000001 [ 1325.605390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.605428][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1325.605487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.605548][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.605579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.605608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.605646][ T32] r4:848f9140 [ 1325.605818][ T32] INFO: task kworker/1:222:3689 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.605861][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.605974][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.606046][ T32] Call trace: [ 1325.606076][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.606126][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.606149][ T32] r4:00000000 [ 1325.606169][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.606207][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.606235][ T32] 1d20: 8d193000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.606263][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 3 printk messages dropped ** [ 1325.606423][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.606632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1325.607063][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 4 printk messages dropped ** [ 1325.607218][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 5 printk messages dropped ** [ 1325.623404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.623752][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.624042][ T32] r5:84b3d400 r4:8291a680 ** 3 printk messages dropped ** [ 1325.624288][ T32] r4:00000000 [ 1325.624339][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.624407][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.624478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.624524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1325.624548][ T32] r4:00000000 [ 1325.624567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.624614][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1325.624649][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.624700][ T32] r5:00001000 r4:e004f000 [ 1325.624722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.624762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.624803][ T32] r5:84b04b8c r4:84b04800 [ 1325.624823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.624906][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1325.624930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.625010][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.625035][ T32] r4:84aec000 [ 1325.625055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.625102][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1325.625124][ T32] r4:00000001 [ 1325.625143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.625179][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1325.625204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.625233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.625259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.625287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.625309][ T32] r4:842ee480 [ 1325.625623][ T32] INFO: task kworker/1:224:3693 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.625690][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.625764][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.625807][ T32] Call trace: [ 1325.625836][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.625886][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.625937][ T32] r4:00000000 [ 1325.625961][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1325.626116][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1325.626505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1325.626998][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 4 printk messages dropped ** [ 1325.627225][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1325.640066][ T32] INFO: task kworker/1:225:3695 blocked for more than 452 seconds. ** 4 printk messages dropped ** [ 1325.640343][ T32] Call trace: [ 1325.640393][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.640477][ T32] r10:8291a684 r9:e017dd84 r8:00000002 r7:60000113 r6:e017dd8c r5:84b3e000 [ 1325.640503][ T32] r4:84b3e000 [ 1325.640547][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.640594][ T32] r5:84b3e000 r4:8291a680 [ 1325.640615][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.640654][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.640729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e017de08 [ 1325.640756][ T32] r4:00000000 [ 1325.640778][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.640814][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.640851][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.640891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee500 [ 1325.640913][ T32] r4:00000000 [ 1325.640965][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.641027][ T32] r9:83018205 r8:84b3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1325.641052][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.641095][ T32] r5:00001000 r4:e005d000 [ 1325.641145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.641227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.641272][ T32] r5:84b04f8c r4:84b04c00 [ 1325.641322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.641401][ T32] r7:ddde2d80 r6:83018200 r5:84b04f8c r4:84aec100 [ 1325.641427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.641503][ T32] r10:61c88647 r9:84b3e000 r8:84aec12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.641529][ T32] r4:84aec100 [ 1325.641579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.641658][ T32] r10:00000000 r9:84aec100 r8:80287e08 r7:e0179e60 r6:84aec180 r5:84b3e000 [ 1325.641705][ T32] r4:00000001 [ 1325.641727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1325.641881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.641910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.641932][ T32] r4:842ee300 [ 1325.642243][ T32] INFO: task kworker/1:225:3695 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.642273][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.642371][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.642417][ T32] Call trace: [ 1325.642479][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.642564][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.642622][ T32] r4:00000000 [ 1325.642645][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.642690][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.642720][ T32] 1d20: 8dd45000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.642749][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.642787][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.642813][ T32] r5:800f0013 r4:80239bb0 [ 1325.642872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.642917][ T32] r4:82ac21e4 [ 1325.642937][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.642979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.643002][ T32] r4:e0171dc0 [ 1325.643033][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.643078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.643101][ T32] r4:00000000 [ 1325.643145][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.643195][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.643217][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.643258][ T32] r5:00001000 r4:e0027000 [ 1325.643310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.643381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.643426][ T32] r5:84b0438c r4:84b04000 [ 1325.643447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.643492][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.643513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1325.643672][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.643807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.644099][ T32] task:kworker/1:226 state:D stack:0 pid:3697 tgid:3697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.644147][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.644187][ T32] Call trace: [ 1325.644251][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.644320][ T32] r10:8291a684 r9:e0189d84 r8:00000002 r7:60000113 r6:e0189d8c r5:84b3ec00 [ 1325.644376][ T32] r4:84b3ec00 [ 1325.644415][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.644461][ T32] r5:84b3ec00 r4:8291a680 [ 1325.644481][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.644520][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.644561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0189e08 [ 1325.644584][ T32] r4:00000000 [ 1325.644602][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.644665][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.644726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.644770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab540 [ 1325.644793][ T32] r4:00000000 [ 1325.644845][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.644892][ T32] r9:83018205 r8:84b3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.644913][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1325.645067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.645211][ T32] r7:ddde2d80 r6:83018200 r5:84b06b8c r4:84aec200 ** 5 printk messages dropped ** [ 1325.645452][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.645610][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.645930][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.646039][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.646083][ T32] Call trace: [ 1325.646114][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.646164][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.646187][ T32] r4:00000000 [ 1325.646206][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.646249][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.646278][ T32] 1d20: 8dd45000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.646306][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.646361][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.646388][ T32] r5:800f0013 r4:80239bb0 [ 1325.646435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.646534][ T32] r4:82ac21e4 [ 1325.646574][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.646620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.646645][ T32] r4:e0171dc0 [ 1325.646695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.646742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.646795][ T32] r4:00000000 [ 1325.646851][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.646902][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.646924][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.646967][ T32] r5:00001000 r4:e0027000 [ 1325.646987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.647061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.647119][ T32] r5:84b0438c r4:84b04000 [ 1325.647142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.647211][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.647247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.665580][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 2 printk messages dropped ** [ 1325.665712][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 4 printk messages dropped ** [ 1325.665847][ T32] r4:842ee080 ** 2 printk messages dropped ** [ 1325.665980][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1325.666143][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.666399][ T32] r4:84888000 ** 1 printk messages dropped ** [ 1325.666464][ T32] r5:84888000 r4:8291a680 ** 2 printk messages dropped ** [ 1325.666602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0499e08 ** 4 printk messages dropped ** [ 1325.666862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9540 ** 4 printk messages dropped ** [ 1325.667138][ T32] r5:00001000 r4:dfa3d000 ** 2 printk messages dropped ** [ 1325.667344][ T32] r5:84b7978c r4:84b79400 [ 1325.679896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.679975][ T32] r7:dddced80 r6:83018000 r5:84b7978c r4:84811f80 [ 1325.680029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.680099][ T32] r10:61c88647 r9:84888000 r8:84811fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.680157][ T32] r4:84811f80 [ 1325.680210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.680292][ T32] r10:00000000 r9:84811f80 r8:80287e08 r7:e0131e60 r6:84aec300 r5:84888000 [ 1325.680320][ T32] r4:00000001 [ 1325.680371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.680438][ T32] Exception stack(0xe0499fb0 to 0xe0499ff8) [ 1325.680470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.680499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.680525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.680574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.680599][ T32] r4:84ae93c0 [ 1325.680976][ T32] INFO: task kworker/0:67:3702 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.681035][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.681132][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.681199][ T32] Call trace: [ 1325.681233][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.681359][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.681386][ T32] r4:00000000 [ 1325.681437][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.681481][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.681509][ T32] 1d20: 8e934000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.681538][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.681566][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.681626][ T32] r5:800f0013 r4:80239bb0 [ 1325.681662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.681744][ T32] r4:82ac21e4 [ 1325.681768][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.681835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.681863][ T32] r4:e0171dc0 [ 1325.681884][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.681948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.681996][ T32] r4:00000000 [ 1325.682020][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.682096][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.682153][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.682201][ T32] r5:00001000 r4:e0027000 [ 1325.682221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.682295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.682341][ T32] r5:84b0438c r4:84b04000 [ 1325.682393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.682443][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.682464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.682542][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.682568][ T32] r4:849f2f80 [ 1325.682609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.682704][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.682731][ T32] r4:00000001 [ 1325.682752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.682814][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.682842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.682871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.682932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.682978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.683003][ T32] r4:842ee080 [ 1325.683023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.683061][ T32] INFO: task kworker/0:68:3704 blocked for more than 452 seconds. [ 1325.683095][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.683118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.683170][ T32] task:kworker/0:68 state:D stack:0 pid:3704 tgid:3704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.683243][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.683333][ T32] Call trace: [ 1325.683395][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.683446][ T32] r10:8291a684 r9:e049dd84 r8:00000002 r7:60000013 r6:e049dd8c r5:84888c00 [ 1325.683470][ T32] r4:84888c00 [ 1325.683490][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.683535][ T32] r5:84888c00 r4:8291a680 [ 1325.683577][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.683621][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.683668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e049de08 [ 1325.683695][ T32] r4:00000000 [ 1325.683716][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.683752][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.683785][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.683856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9600 [ 1325.683912][ T32] r4:00000000 [ 1325.683961][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.684027][ T32] r9:83018005 r8:84888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1325.684052][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.684116][ T32] r5:00001000 r4:dfa85000 [ 1325.684139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.684181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.684223][ T32] r5:84b79b8c r4:84b79800 [ 1325.684243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.684292][ T32] r7:dddced80 r6:83018000 r5:84b79b8c r4:84813000 [ 1325.684314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.684361][ T32] r10:61c88647 r9:84888c00 r8:8481302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.684383][ T32] r4:84813000 [ 1325.684434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.684483][ T32] r10:00000000 r9:84813000 r8:80287e08 r7:e0499e60 r6:84aec380 r5:84888c00 [ 1325.684536][ T32] r4:00000001 [ 1325.684558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.684595][ T32] Exception stack(0xe049dfb0 to 0xe049dff8) [ 1325.684621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.684650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.684676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.684713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.684735][ T32] r4:84ae94c0 [ 1325.684930][ T32] INFO: task kworker/0:68:3704 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.684963][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.685120][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.685192][ T32] Call trace: [ 1325.685225][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.685275][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.685297][ T32] r4:00000000 [ 1325.685316][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.685355][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.685416][ T32] 1d20: 8e934000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.685480][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.685508][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.685568][ T32] r5:800f0013 r4:80239bb0 [ 1325.685594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.685636][ T32] r4:82ac21e4 [ 1325.685655][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.685702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.685758][ T32] r4:e0171dc0 [ 1325.685792][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.685841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.685865][ T32] r4:00000000 [ 1325.685884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.685929][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.685950][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.685991][ T32] r5:00001000 r4:e0027000 [ 1325.686011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.686081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.686127][ T32] r5:84b0438c r4:84b04000 [ 1325.686148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.686195][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.686247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.686329][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.686354][ T32] r4:849f2f80 [ 1325.686374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.686436][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.686462][ T32] r4:00000001 [ 1325.686481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.686516][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.686541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.686569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.686594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.686622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.686644][ T32] r4:842ee080 [ 1325.686664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.686727][ T32] INFO: task kworker/1:227:3705 blocked for more than 452 seconds. [ 1325.686783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.686811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.686867][ T32] task:kworker/1:227 state:D stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.686915][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.686994][ T32] Call trace: [ 1325.687057][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.687105][ T32] r10:8291a684 r9:e04a1d84 r8:00000002 r7:60000113 r6:e04a1d8c r5:8488a400 [ 1325.687167][ T32] r4:8488a400 [ 1325.687191][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.687235][ T32] r5:8488a400 r4:8291a680 [ 1325.687258][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.707897][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.708051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a1e08 [ 1325.708083][ T32] r4:00000000 [ 1325.708105][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.708142][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.708180][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.708223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9a00 [ 1325.708245][ T32] r4:00000000 [ 1325.708264][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.708310][ T32] r9:83018205 r8:8488a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1325.708332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.708376][ T32] r5:00001000 r4:dfcc5000 [ 1325.708396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.708435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.708511][ T32] r5:84b7a38c r4:84b7a000 [ 1325.708536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.708620][ T32] r7:ddde2d80 r6:83018200 r5:84b7a38c r4:84aec400 [ 1325.708645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.708698][ T32] r10:61c88647 r9:8488a400 r8:84aec42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.708722][ T32] r4:84aec400 [ 1325.708776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.708863][ T32] r10:00000000 r9:84aec400 r8:80287e08 r7:e0189e60 r6:84aec480 r5:8488a400 [ 1325.708889][ T32] r4:00000001 [ 1325.708909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.708948][ T32] Exception stack(0xe04a1fb0 to 0xe04a1ff8) ** 1 printk messages dropped ** [ 1325.709049][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.709076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.709126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.709151][ T32] r4:842eeac0 [ 1325.709503][ T32] INFO: task kworker/1:227:3705 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.709567][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.709666][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.709718][ T32] Call trace: [ 1325.709749][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.709800][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.709823][ T32] r4:00000000 [ 1325.709842][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.709881][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.709909][ T32] 1d20: 8f223000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.709937][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.709961][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.710016][ T32] r5:800f0013 r4:80239bb0 [ 1325.710041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.710083][ T32] r4:82ac21e4 [ 1325.710133][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.710183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.710206][ T32] r4:e0171dc0 [ 1325.710225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.710280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.710306][ T32] r4:00000000 [ 1325.710353][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.710402][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.710424][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.710465][ T32] r5:00001000 r4:e0027000 [ 1325.710486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.710554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.710602][ T32] r5:84b0438c r4:84b04000 [ 1325.710622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.710679][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.710708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.710782][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.710811][ T32] r4:849f2f80 [ 1325.710849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.710901][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.710944][ T32] r4:00000001 [ 1325.710966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.711003][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.711060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.711096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.711153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.711215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.711271][ T32] r4:842ee080 [ 1325.711295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.711321][ T32] INFO: task kworker/0:69:3706 blocked for more than 452 seconds. [ 1325.711385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.711446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.711469][ T32] task:kworker/0:69 state:D stack:0 pid:3706 tgid:3706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.711582][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.711638][ T32] Call trace: [ 1325.711723][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.711802][ T32] r10:8291a684 r9:e0191d84 r8:00000002 r7:60000113 r6:e0191d8c r5:84b4ec00 [ 1325.711859][ T32] r4:84b4ec00 [ 1325.711895][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.711960][ T32] r5:84b4ec00 r4:8291a680 [ 1325.712011][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.712082][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.712129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0191e08 [ 1325.712152][ T32] r4:00000000 [ 1325.712170][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.712204][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.712257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.712303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9800 [ 1325.712357][ T32] r4:00000000 [ 1325.712380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.712425][ T32] r9:83018005 r8:84b4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1325.712446][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.712525][ T32] r5:00001000 r4:dfabd000 [ 1325.712548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.712588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.712658][ T32] r5:84b79f8c r4:84b79c00 [ 1325.712680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.712733][ T32] r7:dddced80 r6:83018000 r5:84b79f8c r4:84813080 [ 1325.712760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.712840][ T32] r10:61c88647 r9:84b4ec00 r8:848130ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.712867][ T32] r4:84813080 [ 1325.712886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.712953][ T32] r10:00000000 r9:84813080 r8:80287e08 r7:e049de60 r6:84813100 r5:84b4ec00 [ 1325.712980][ T32] r4:00000001 [ 1325.713000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.713037][ T32] Exception stack(0xe0191fb0 to 0xe0191ff8) [ 1325.713063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.713091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.713118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.713147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.713202][ T32] r4:84ae9940 [ 1325.713399][ T32] INFO: task kworker/0:69:3706 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.713433][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.713489][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.713563][ T32] Call trace: [ 1325.713629][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.713717][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.713746][ T32] r4:00000000 [ 1325.713786][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.713832][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.713896][ T32] 1d20: 8f223000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.713929][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.713954][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.713977][ T32] r5:800f0013 r4:80239bb0 [ 1325.714027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.714072][ T32] r4:82ac21e4 [ 1325.714092][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.714150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.714175][ T32] r4:e0171dc0 [ 1325.714227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.714272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.714295][ T32] r4:00000000 [ 1325.714315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.714360][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.714382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.714422][ T32] r5:00001000 r4:e0027000 [ 1325.714472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.714516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.714559][ T32] r5:84b0438c r4:84b04000 [ 1325.714578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.714624][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.714644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.714728][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.714756][ T32] r4:849f2f80 [ 1325.714788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.714838][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.714861][ T32] r4:00000001 [ 1325.714879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.714936][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.714969][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.714999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.715026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.715054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.715076][ T32] r4:842ee080 [ 1325.715096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.715133][ T32] INFO: task kworker/0:70:3708 blocked for more than 452 seconds. [ 1325.715184][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.715210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.715231][ T32] task:kworker/0:70 state:D stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.715302][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.715379][ T32] Call trace: [ 1325.715424][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.715509][ T32] r10:8291a684 r9:e018dd84 r8:00000002 r7:60000013 r6:e018dd8c r5:84b4e000 [ 1325.715536][ T32] r4:84b4e000 [ 1325.715557][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.715601][ T32] r5:84b4e000 r4:8291a680 [ 1325.715621][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.715660][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.715708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e018de08 [ 1325.715731][ T32] r4:00000000 [ 1325.715750][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.715819][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.715889][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.715954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9b00 [ 1325.715979][ T32] r4:00000000 [ 1325.716025][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.716072][ T32] r9:83018005 r8:84b4e000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1325.716093][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.716135][ T32] r5:00001000 r4:dfceb000 [ 1325.716170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.716214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.716295][ T32] r5:84b7a78c r4:84b7a400 [ 1325.716317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.716393][ T32] r7:dddced80 r6:83018000 r5:84b7a78c r4:84813180 [ 1325.716433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.716483][ T32] r10:61c88647 r9:84b4e000 r8:848131ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.716505][ T32] r4:84813180 [ 1325.716523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.716584][ T32] r10:00000000 r9:84813180 r8:80287e08 r7:e0191e60 r6:84813200 r5:84b4e000 [ 1325.716609][ T32] r4:00000001 [ 1325.716627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.716695][ T32] Exception stack(0xe018dfb0 to 0xe018dff8) [ 1325.716726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.716787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.716817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.716847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.716869][ T32] r4:84ae9700 [ 1325.717039][ T32] INFO: task kworker/0:70:3708 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.717069][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.717122][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.717187][ T32] Call trace: [ 1325.717264][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.739447][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.739520][ T32] r4:00000000 [ 1325.739560][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.739619][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.739681][ T32] 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.739719][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.739745][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.739768][ T32] r5:800f0013 r4:80239bb0 [ 1325.739789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.739847][ T32] r4:82ac21e4 [ 1325.739871][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.739951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.739978][ T32] r4:e0171dc0 [ 1325.739997][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.740039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.740061][ T32] r4:00000000 [ 1325.740137][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.740217][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.740273][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.740364][ T32] r5:00001000 r4:e0027000 [ 1325.740418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.740462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.740505][ T32] r5:84b0438c r4:84b04000 [ 1325.740556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.740636][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.740660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.740713][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.740736][ T32] r4:849f2f80 [ 1325.740787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.740838][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.740891][ T32] r4:00000001 [ 1325.740946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.740985][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.741038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.741070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.741127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.741189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.741215][ T32] r4:842ee080 [ 1325.741237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.741296][ T32] INFO: task kworker/0:71:3711 blocked for more than 452 seconds. [ 1325.741329][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.741353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.741374][ T32] task:kworker/0:71 state:D stack:0 pid:3711 tgid:3711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.741425][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.741549][ T32] Call trace: [ 1325.741579][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.741627][ T32] r10:8291a684 r9:e04a5d84 r8:00000002 r7:60000113 r6:e04a5d8c r5:8488bc00 [ 1325.741650][ T32] r4:8488bc00 [ 1325.741698][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.741747][ T32] r5:8488bc00 r4:8291a680 [ 1325.741767][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.741806][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.741847][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a5e08 [ 1325.741906][ T32] r4:00000000 [ 1325.741928][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.741964][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.741997][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.742037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9c80 [ 1325.742086][ T32] r4:00000000 [ 1325.742109][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.742154][ T32] r9:83018005 r8:8488bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1325.742207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.742252][ T32] r5:00001000 r4:dfd0f000 [ 1325.742303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.742344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.742386][ T32] r5:84b7ab8c r4:84b7a800 [ 1325.742405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.742471][ T32] r7:dddced80 r6:83018000 r5:84b7ab8c r4:84813280 [ 1325.742494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.742542][ T32] r10:61c88647 r9:8488bc00 r8:848132ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.742576][ T32] r4:84813280 [ 1325.742599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.742646][ T32] r10:00000000 r9:84813280 r8:80287e08 r7:e018de60 r6:84aec500 r5:8488bc00 [ 1325.742667][ T32] r4:00000001 [ 1325.742686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.742726][ T32] Exception stack(0xe04a5fb0 to 0xe04a5ff8) [ 1325.742799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.742833][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.742860][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.742888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.742948][ T32] r4:84ae9dc0 [ 1325.743293][ T32] INFO: task kworker/0:71:3711 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.743357][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.743416][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.743493][ T32] Call trace: [ 1325.743527][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.743631][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.743662][ T32] r4:00000000 [ 1325.743682][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.743749][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.743782][ T32] 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 4 printk messages dropped ** [ 1325.743956][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1325.744040][ T32] r4:e0171dc0 ** 4 printk messages dropped ** [ 1325.744299][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 6 printk messages dropped ** [ 1325.744651][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 4 printk messages dropped ** [ 1325.744820][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1325.745133][ T32] r4:842ee080 ** 2 printk messages dropped ** [ 1325.745203][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.745226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.745289][ T32] task:kworker/1:228 state:D stack:0 pid:3713 tgid:3713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.745370][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.745441][ T32] Call trace: [ 1325.745504][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.745551][ T32] r10:8291a684 r9:e04a9d84 r8:00000002 r7:60000113 r6:e04a9d8c r5:8488c800 [ 1325.745574][ T32] r4:8488c800 [ 1325.745594][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.745635][ T32] r5:8488c800 r4:8291a680 [ 1325.745658][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.745740][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.745847][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a9e08 [ 1325.745873][ T32] r4:00000000 [ 1325.745894][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.745959][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.746000][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.746044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e94c0 [ 1325.746067][ T32] r4:00000000 [ 1325.746086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.746130][ T32] r9:83018205 r8:8488c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1325.746151][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.746192][ T32] r5:00001000 r4:dff6f000 [ 1325.746212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.746288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.746335][ T32] r5:84b0578c r4:84b05400 [ 1325.746356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.746427][ T32] r7:ddde2d80 r6:83018200 r5:84b0578c r4:84aec580 [ 1325.746451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.746498][ T32] r10:61c88647 r9:8488c800 r8:84aec5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.746520][ T32] r4:84aec580 [ 1325.746567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.746645][ T32] r10:00000000 r9:84aec580 r8:80287e08 r7:e0189e60 r6:84aec600 r5:8488c800 [ 1325.746673][ T32] r4:00000001 [ 1325.746696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.746762][ T32] Exception stack(0xe04a9fb0 to 0xe04a9ff8) [ 1325.746805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.746836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.746864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.746893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.746914][ T32] r4:842eed00 [ 1325.747107][ T32] INFO: task kworker/1:228:3713 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.747157][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.747246][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.762277][ T32] Call trace: [ 1325.762326][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.762388][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.762412][ T32] r4:00000000 [ 1325.762433][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.762475][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.762509][ T32] 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.762540][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.762567][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.762592][ T32] r5:800f0013 r4:80239bb0 [ 1325.762612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.762683][ T32] r4:82ac21e4 [ 1325.762713][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.762783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.762810][ T32] r4:e0171dc0 [ 1325.762830][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.762873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.762927][ T32] r4:00000000 [ 1325.762967][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.763050][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.763075][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.763151][ T32] r5:00001000 r4:e0027000 [ 1325.763175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.763216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.763258][ T32] r5:84b0438c r4:84b04000 [ 1325.763277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.763347][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.763372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.763421][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.763479][ T32] r4:849f2f80 [ 1325.763531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.763613][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.763657][ T32] r4:00000001 [ 1325.763694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.763757][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.763813][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.763846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.763872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.763962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.763988][ T32] r4:842ee080 [ 1325.764040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.764070][ T32] INFO: task kworker/0:72:3714 blocked for more than 452 seconds. [ 1325.764100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.764139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.764185][ T32] task:kworker/0:72 state:D stack:0 pid:3714 tgid:3714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.764239][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.764307][ T32] Call trace: [ 1325.764364][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.764413][ T32] r10:8291a684 r9:e04add84 r8:00000002 r7:60000013 r6:e04add8c r5:8488d400 [ 1325.764436][ T32] r4:8488d400 [ 1325.764458][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.764503][ T32] r5:8488d400 r4:8291a680 [ 1325.764535][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.764579][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.764621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ade08 [ 1325.764672][ T32] r4:00000000 [ 1325.764701][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.764737][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.764771][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.764841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9080 [ 1325.764867][ T32] r4:00000000 [ 1325.764886][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.764956][ T32] r9:83018005 r8:8488d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.764987][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.765031][ T32] r5:00001000 r4:dfd6b000 [ 1325.765081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.765126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.765167][ T32] r5:84b7b78c r4:84b7b400 [ 1325.765186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.765259][ T32] r7:dddced80 r6:83018000 r5:84b7b78c r4:84813300 [ 1325.765311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.765362][ T32] r10:61c88647 r9:8488d400 r8:8481332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.765416][ T32] r4:84813300 [ 1325.765441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.765488][ T32] r10:00000000 r9:84813300 r8:80287e08 r7:e04a5e60 r6:84aec680 r5:8488d400 [ 1325.765512][ T32] r4:00000001 [ 1325.765530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.765565][ T32] Exception stack(0xe04adfb0 to 0xe04adff8) [ 1325.765620][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.765683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.765739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.765773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.765822][ T32] r4:84ae9bc0 [ 1325.766158][ T32] INFO: task kworker/0:72:3714 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.766190][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.766283][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.766357][ T32] Call trace: [ 1325.766452][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.766505][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.766528][ T32] r4:00000000 [ 1325.766564][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.766606][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.766634][ T32] 1d20: 8fa12000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.766702][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.766731][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.766755][ T32] r5:800f0013 r4:80239bb0 [ 1325.766802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.766847][ T32] r4:82ac21e4 [ 1325.766868][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.766945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.766971][ T32] r4:e0171dc0 [ 1325.766990][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.767032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.767055][ T32] r4:00000000 [ 1325.767073][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.767146][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.767205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.767281][ T32] r5:00001000 r4:e0027000 [ 1325.767361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.779195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.779294][ T32] r5:84b0438c r4:84b04000 [ 1325.779321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.779373][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.779394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.779441][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.779499][ T32] r4:849f2f80 [ 1325.779522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.779600][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.779626][ T32] r4:00000001 [ 1325.779662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.779708][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.779736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.779797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.779843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.779875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.779897][ T32] r4:842ee080 [ 1325.779918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.779954][ T32] INFO: task kworker/0:73:3716 blocked for more than 452 seconds. [ 1325.779984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.780008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.780028][ T32] task:kworker/0:73 state:D stack:0 pid:3716 tgid:3716 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1325.780184][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.780419][ T32] r5:8488e000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.780654][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.780699][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.780765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9e40 [ 1325.780792][ T32] r4:00000000 [ 1325.780835][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.780917][ T32] r9:83018005 r8:8488e000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1325.780942][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.780984][ T32] r5:00001000 r4:dfd2d000 [ 1325.781004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.781071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.781117][ T32] r5:84b7af8c r4:84b7ac00 [ 1325.781166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.781246][ T32] r7:dddced80 r6:83018000 r5:84b7af8c r4:84813380 [ 1325.781282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.781335][ T32] r10:61c88647 r9:8488e000 r8:848133ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.781357][ T32] r4:84813380 [ 1325.781376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.781420][ T32] r10:00000000 r9:84813380 r8:80287e08 r7:e04ade60 r6:84aec700 r5:8488e000 [ 1325.781473][ T32] r4:00000001 [ 1325.781495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.781531][ T32] Exception stack(0xe04b1fb0 to 0xe04b1ff8) [ 1325.781556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.781622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.781724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.781764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.781788][ T32] r4:84ae9b80 [ 1325.782088][ T32] INFO: task kworker/0:73:3716 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.782118][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.782171][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.782234][ T32] Call trace: [ 1325.782290][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.782344][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.782396][ T32] r4:00000000 [ 1325.782448][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.782491][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.782549][ T32] 1d20: 903a6000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.782581][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.782607][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.782631][ T32] r5:800f0013 r4:80239bb0 [ 1325.782651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.782696][ T32] r4:82ac21e4 [ 1325.782717][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.782759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.782798][ T32] r4:e0171dc0 [ 1325.782818][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1325.783017][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1325.783629][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1325.783876][ T32] INFO: task kworker/0:74:3717 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1325.784025][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.784091][ T32] Call trace: [ 1325.784167][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.784218][ T32] r10:8291a684 r9:e04b5d84 r8:00000002 r7:60000113 r6:e04b5d8c r5:8488ec00 [ 1325.784244][ T32] r4:8488ec00 [ 1325.784266][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.784339][ T32] r5:8488ec00 r4:8291a680 [ 1325.784364][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.784405][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.784476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b5e08 [ 1325.784531][ T32] r4:00000000 [ 1325.784553][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.784609][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.784647][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.784688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9fc0 [ 1325.784719][ T32] r4:00000000 [ 1325.784738][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.784783][ T32] r9:83018005 r8:8488ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1325.784804][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.784844][ T32] r5:00001000 r4:dfd4d000 [ 1325.784863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.784902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.784943][ T32] r5:84b7b38c r4:84b7b000 [ 1325.785005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.785056][ T32] r7:dddced80 r6:83018000 r5:84b7b38c r4:84813400 [ 1325.785107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.785157][ T32] r10:61c88647 r9:8488ec00 r8:8481342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.785179][ T32] r4:84813400 [ 1325.785227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.785305][ T32] r10:00000000 r9:84813400 r8:80287e08 r7:e04ade60 r6:84aec780 r5:8488ec00 [ 1325.785371][ T32] r4:00000001 [ 1325.785395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.785431][ T32] Exception stack(0xe04b5fb0 to 0xe04b5ff8) [ 1325.785490][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.785554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.785596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.785627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.785651][ T32] r4:84ae9b80 [ 1325.785813][ T32] INFO: task kworker/0:74:3717 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.785845][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.785943][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.786021][ T32] Call trace: [ 1325.786072][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.786151][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.786207][ T32] r4:00000000 [ 1325.786258][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.786330][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.786362][ T32] 1d20: 903a6000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.786391][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.786415][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.786438][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1325.786531][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1325.786640][ T32] r4:e0171dc0 ** 2 printk messages dropped ** [ 1325.786791][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.786912][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.787159][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 4 printk messages dropped ** [ 1325.811838][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1325.811878][ T32] r4:00000001 [ 1325.811901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.811958][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1325.812017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.812054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.812114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.812147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.812201][ T32] r4:842ee080 [ 1325.812226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.812284][ T32] INFO: task kworker/0:75:3720 blocked for more than 452 seconds. [ 1325.812348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.812407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.812460][ T32] task:kworker/0:75 state:D stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.812529][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.812575][ T32] Call trace: [ 1325.812606][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.812658][ T32] r10:8291a684 r9:e04c1d84 r8:00000002 r7:60000113 r6:e04c1d8c r5:84b3b000 [ 1325.812681][ T32] r4:84b3b000 [ 1325.812734][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.812813][ T32] r5:84b3b000 r4:8291a680 [ 1325.812837][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.812879][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.812970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c1e08 [ 1325.812997][ T32] r4:00000000 [ 1325.813048][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.813115][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.813189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.813235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1040 [ 1325.813290][ T32] r4:00000000 [ 1325.813313][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.813362][ T32] r9:83018005 r8:84b3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.813384][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.813426][ T32] r5:00001000 r4:dfd93000 [ 1325.813446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.813486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.813528][ T32] r5:84b7bb8c r4:84b7b800 [ 1325.813561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.813646][ T32] r7:dddced80 r6:83018000 r5:84b7bb8c r4:84813480 [ 1325.813672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.813721][ T32] r10:61c88647 r9:84b3b000 r8:848134ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1325.813899][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.814295][ T32] r4:84ae9b80 ** 4 printk messages dropped ** [ 1325.814886][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1325.815389][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.815540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1325.816049][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 7 printk messages dropped ** [ 1325.816427][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 8 printk messages dropped ** [ 1325.816811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1325.837822][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1325.838415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.838597][ T32] r10:61c88647 r9:8488b000 r8:8481352c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.838845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.839625][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.839847][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1325.840255][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.840560][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1325.840880][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1325.841280][ T32] INFO: task kworker/0:77:3723 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.841627][ T32] r4:84889800 ** 5 printk messages dropped ** [ 1325.841964][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.842203][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.842486][ T32] r5:84b7bf8c r4:84b7bc00 [ 1325.842527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.842595][ T32] r7:dddced80 r6:83018000 r5:84b7bf8c r4:84813580 [ 1325.842620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.842701][ T32] r10:61c88647 r9:84889800 r8:848135ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.842728][ T32] r4:84813580 [ 1325.842807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.842860][ T32] r10:00000000 r9:84813580 r8:80287e08 r7:e04c5e60 r6:84aec900 r5:84889800 [ 1325.842884][ T32] r4:00000001 [ 1325.842907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.842954][ T32] Exception stack(0xe04c9fb0 to 0xe04c9ff8) [ 1325.842997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.843031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.843059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.843121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.843177][ T32] r4:84af1100 [ 1325.843343][ T32] INFO: task kworker/0:77:3723 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.843414][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.843481][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.843559][ T32] Call trace: [ 1325.843610][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.843670][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.843697][ T32] r4:00000000 [ 1325.843792][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.843839][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.843886][ T32] 1d20: 91450000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.843956][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.844017][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.844073][ T32] r5:800f0013 r4:80239bb0 [ 1325.844099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.844171][ T32] r4:82ac21e4 [ 1325.844228][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.844276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1325.844330][ T32] r4:e0171dc0 [ 1325.844384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.844432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.844456][ T32] r4:00000000 [ 1325.844476][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.844556][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.844583][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.844628][ T32] r5:00001000 r4:e0027000 [ 1325.844649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.844690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.844731][ T32] r5:84b0438c r4:84b04000 [ 1325.844752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.844821][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1325.844877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.844928][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.845217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1325.845758][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1325.846273][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.846575][ T32] r5:84b8038c r4:84b80000 [ 1325.846634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.846923][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.847136][ T32] r4:84af1340 ** 6 printk messages dropped ** [ 1325.878317][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.878592][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1325.878994][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 17 printk messages dropped ** [ 1325.881913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1325.882944][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.882988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d1e08 [ 1325.883013][ T32] r4:00000000 [ 1325.883033][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.883068][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.883103][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.883143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1580 [ 1325.883165][ T32] r4:00000000 [ 1325.883200][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.883249][ T32] r9:83018005 r8:84890c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.883270][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.883327][ T32] r5:00001000 r4:dff1f000 [ 1325.883350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.883430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.883541][ T32] r5:84b8078c r4:84b80400 [ 1325.883637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.883689][ T32] r7:dddced80 r6:83018000 r5:84b8078c r4:84813680 [ 1325.883723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.883859][ T32] r10:61c88647 r9:84890c00 r8:848136ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.883886][ T32] r4:84813680 [ 1325.883906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.884101][ T32] r10:00000000 r9:84813680 r8:80287e08 r7:e04cde60 r6:84aeca00 r5:84890c00 ** 4 printk messages dropped ** [ 1325.884618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.886082][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1325.886365][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.886605][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.886967][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1325.908139][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 5 printk messages dropped ** [ 1325.908387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.909849][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.910788][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.912329][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.912616][ T32] r7:dddced80 r6:83018000 r5:84b0538c r4:84813700 [ 1325.912677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.912730][ T32] r10:61c88647 r9:84891800 r8:8481372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.912753][ T32] r4:84813700 [ 1325.912791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.912843][ T32] r10:00000000 r9:84813700 r8:80287e08 r7:e04d1e60 r6:84aeca80 r5:84891800 [ 1325.912866][ T32] r4:00000001 [ 1325.912886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.912938][ T32] Exception stack(0xe04d5fb0 to 0xe04d5ff8) [ 1325.912973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.913017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.913047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.913078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.913100][ T32] r4:84af15c0 [ 1325.913633][ T32] INFO: task kworker/0:80:3730 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1325.913671][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.913755][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.913798][ T32] Call trace: [ 1325.914071][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.914127][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1325.914150][ T32] r4:00000000 [ 1325.914170][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.914288][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1325.914321][ T32] 1d20: 91d80000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1325.914409][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1325.914438][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1325.914914][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.915901][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 14 printk messages dropped ** [ 1325.916978][ T32] INFO: task kworker/0:81:3732 blocked for more than 452 seconds. ** 13 printk messages dropped ** [ 1325.948958][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.949444][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.950897][ T32] r10:61c88647 r9:84892400 r8:848137ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1325.951866][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1325.953034][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1325.953707][ T32] r4:e0171dc0 [ 1325.953731][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.953777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1325.953801][ T32] r4:00000000 [ 1325.953821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.954239][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 3 printk messages dropped ** [ 1325.954414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1325.955499][ T32] r4:842ee080 ** 8 printk messages dropped ** [ 1325.956173][ T32] r10:8291a684 r9:e04ddd84 r8:00000002 r7:60000113 r6:e04ddd8c r5:84893000 ** 14 printk messages dropped ** [ 1325.982386][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.983185][ T32] r10:61c88647 r9:84893000 r8:8481382c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1325.984839][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1325.985890][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1325.986613][ T32] r5:00001000 r4:e0027000 ** 10 printk messages dropped ** [ 1326.008181][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1326.008836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1326.010199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af18c0 ** 11 printk messages dropped ** [ 1326.011118][ T32] r10:61c88647 r9:84893c00 r8:848138ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1326.012581][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.012710][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.012790][ T32] Call trace: [ 1326.012845][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.012974][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.013026][ T32] r4:00000000 [ 1326.013099][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.013179][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.013233][ T32] 1d20: 92842000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.013303][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.013375][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.013427][ T32] r5:800f0013 r4:80239bb0 [ 1326.013468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.013543][ T32] r4:82ac21e4 [ 1326.013582][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.013681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.013744][ T32] r4:e0171dc0 [ 1326.013785][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.013867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.013940][ T32] r4:00000000 [ 1326.013984][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.014071][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.014113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.014222][ T32] r5:00001000 r4:e0027000 [ 1326.014266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.014341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.014417][ T32] r5:84b0438c r4:84b04000 [ 1326.014457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.014540][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.014579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.014670][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.014721][ T32] r4:849f2f80 [ 1326.014816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.014923][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.014982][ T32] r4:00000001 [ 1326.015025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.015098][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.015173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.015257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.015319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.015395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.015452][ T32] r4:842ee080 [ 1326.015496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.015547][ T32] INFO: task kworker/1:229:3737 blocked for more than 452 seconds. [ 1326.015604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.015651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.015699][ T32] task:kworker/1:229 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.015795][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.015879][ T32] Call trace: [ 1326.015975][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.016065][ T32] r10:8291a684 r9:e04e1d84 r8:00000002 r7:60000113 r6:e04e1d8c r5:84894800 [ 1326.016110][ T32] r4:84894800 [ 1326.016154][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.016240][ T32] r5:84894800 r4:8291a680 [ 1326.016302][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1326.017106][ T32] r9:83018205 r8:84894800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1326.030231][ T32] r5:84b05f8c r4:84b05c00 ** 7 printk messages dropped ** [ 1326.030821][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1326.032056][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1326.033507][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 14 printk messages dropped ** [ 1326.034564][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 11 printk messages dropped ** [ 1326.035334][ T32] Call trace: ** 10 printk messages dropped ** [ 1326.036106][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.036830][ T32] r5:84b8138c r4:84b81000 [ 1326.036873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.037020][ T32] r7:dddced80 r6:83018000 r5:84b8138c r4:84813900 [ 1326.037066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.037210][ T32] r10:61c88647 r9:84895400 r8:8481392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.037329][ T32] r4:84813900 [ 1326.058442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.058601][ T32] r10:00000000 r9:84813900 r8:80287e08 r7:e04d9e60 r6:84aecd80 r5:84895400 [ 1326.058669][ T32] r4:00000001 [ 1326.058716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.058814][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1326.058872][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.058996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.059057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.059130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.059205][ T32] r4:84af1b80 [ 1326.059931][ T32] INFO: task kworker/0:84:3739 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.060000][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.060157][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.060310][ T32] Call trace: [ 1326.060404][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.060532][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.060583][ T32] r4:00000000 [ 1326.060638][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.060718][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.060775][ T32] 1d20: 92ac4000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.060830][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.060879][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.060945][ T32] r5:800f0013 r4:80239bb0 [ 1326.061016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.061109][ T32] r4:82ac21e4 [ 1326.061190][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.061280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.061376][ T32] r4:e0171dc0 [ 1326.061428][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.061530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.061598][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.061732][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1326.061853][ T32] r5:00001000 r4:e0027000 [ 1326.061894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.061998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.062083][ T32] r5:84b0438c r4:84b04000 [ 1326.062125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.062209][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.062270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.062362][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.062405][ T32] r4:849f2f80 [ 1326.062442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.062567][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.062617][ T32] r4:00000001 [ 1326.062655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.062725][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.062805][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.062864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.062915][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.062976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.063036][ T32] r4:842ee080 [ 1326.063081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.063134][ T32] INFO: task kworker/0:85:3741 blocked for more than 452 seconds. [ 1326.063193][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.063240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.063279][ T32] task:kworker/0:85 state:D stack:0 pid:3741 tgid:3741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.063361][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.063441][ T32] Call trace: [ 1326.063518][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.063609][ T32] r10:8291a684 r9:e04e9d84 r8:00000002 r7:60000013 r6:e04e9d8c r5:84896000 [ 1326.063659][ T32] r4:84896000 [ 1326.063702][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.063781][ T32] r5:84896000 r4:8291a680 [ 1326.063820][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.063894][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.064499][ T32] r9:83018005 r8:84896000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 8 printk messages dropped ** [ 1326.065123][ T32] r10:61c88647 r9:84896000 r8:848139ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1326.066436][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.067123][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 8 printk messages dropped ** [ 1326.097056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 12 printk messages dropped ** [ 1326.099279][ T32] r4:849f2f80 ** 5 printk messages dropped ** [ 1326.099618][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.100138][ T32] task:kworker/0:86 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.101210][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.101592][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.102077][ T32] r5:84b8278c r4:84b82400 [ 1326.102116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.102377][ T32] r10:61c88647 r9:84898c00 r8:84813a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.102497][ T32] r4:84813a00 [ 1326.102554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.102794][ T32] r10:00000000 r9:84813a00 r8:80287e08 r7:e04d9e60 r6:84aece80 r5:84898c00 [ 1326.102851][ T32] r4:00000001 [ 1326.102890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.103160][ T32] Exception stack(0xe04f9fb0 to 0xe04f9ff8) [ 1326.103219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.103276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.103330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.103387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.103431][ T32] r4:84af1c40 [ 1326.104101][ T32] INFO: task kworker/0:86:3744 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.104167][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.104271][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.104350][ T32] Call trace: [ 1326.104406][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.104499][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.104572][ T32] r4:00000000 [ 1326.104766][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.104850][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.104905][ T32] 1d20: 92cf1000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.105059][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.105171][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.105225][ T32] r5:800f0013 r4:80239bb0 [ 1326.105266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.105344][ T32] r4:82ac21e4 [ 1326.105383][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.105462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.105507][ T32] r4:e0171dc0 [ 1326.105544][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.105623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.105670][ T32] r4:00000000 [ 1326.105716][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.105815][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.105867][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.106005][ T32] r5:00001000 r4:e0027000 [ 1326.106072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.106306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.106410][ T32] r5:84b0438c r4:84b04000 [ 1326.106457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.106683][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.106740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.106854][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.106899][ T32] r4:849f2f80 [ 1326.107014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.107110][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.107156][ T32] r4:00000001 [ 1326.107194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.107270][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.107356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.138657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.138799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.138867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.138914][ T32] r4:842ee080 [ 1326.138967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.139036][ T32] INFO: task kworker/0:87:3745 blocked for more than 452 seconds. [ 1326.139117][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.139219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1326.139566][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.140158][ T32] r4:84899800 ** 2 printk messages dropped ** [ 1326.140320][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.140839][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1326.141322][ T32] r9:83018005 r8:84899800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1326.141854][ T32] r5:84b81f8c r4:84b81c00 [ 1326.141952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.142048][ T32] r7:dddced80 r6:83018000 r5:84b81f8c r4:84813a80 [ 1326.142168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1326.142387][ T32] r4:84813a80 ** 2 printk messages dropped ** [ 1326.142704][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.143344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.144295][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.145355][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 3 printk messages dropped ** [ 1326.145571][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1326.146050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 3 printk messages dropped ** [ 1326.146363][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.146870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.147178][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.147226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.147316][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.147445][ T32] r4:849f2f80 [ 1326.168386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.168527][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.168576][ T32] r4:00000001 [ 1326.168674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.168803][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.168863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.168947][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.169004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.169060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.169102][ T32] r4:842ee080 [ 1326.169145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.169238][ T32] INFO: task kworker/0:88:3748 blocked for more than 452 seconds. [ 1326.169355][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.169406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.169567][ T32] task:kworker/0:88 state:D stack:0 pid:3748 tgid:3748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.169851][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.170037][ T32] Call trace: [ 1326.170347][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.170523][ T32] r10:8291a684 r9:e0515d84 r8:00000002 r7:60000113 r6:e0515d8c r5:84898000 [ 1326.170596][ T32] r4:84898000 [ 1326.170638][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.170719][ T32] r5:84898000 r4:8291a680 [ 1326.170759][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.170853][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.170931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0515e08 [ 1326.171025][ T32] r4:00000000 [ 1326.171068][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.171324][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.171460][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.171675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1f40 [ 1326.171730][ T32] r4:00000000 [ 1326.171773][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.171865][ T32] r9:83018005 r8:84898000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1326.171908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.172120][ T32] r5:00001000 r4:e0507000 [ 1326.172334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.172545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.172629][ T32] r5:84b8238c r4:84b82000 [ 1326.172826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.172944][ T32] r7:dddced80 r6:83018000 r5:84b8238c r4:84813b00 [ 1326.172990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.173184][ T32] r10:61c88647 r9:84898000 r8:84813b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.173311][ T32] r4:84813b00 [ 1326.173353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.173442][ T32] r10:00000000 r9:84813b00 r8:80287e08 r7:e04f9e60 r6:84aecf80 r5:84898000 [ 1326.173486][ T32] r4:00000001 [ 1326.173522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.173587][ T32] Exception stack(0xe0515fb0 to 0xe0515ff8) [ 1326.173751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.173970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.174027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.174208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.174313][ T32] r4:84af1dc0 [ 1326.175147][ T32] INFO: task kworker/0:88:3748 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 2 printk messages dropped ** [ 1326.175823][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.176724][ T32] 1d20: 93206000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 9 printk messages dropped ** [ 1326.207203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1326.209447][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 7 printk messages dropped ** [ 1326.210117][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 7 printk messages dropped ** [ 1326.210760][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1326.211891][ T32] r4:8489a400 ** 4 printk messages dropped ** [ 1326.212592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 ** 7 printk messages dropped ** [ 1326.213389][ T32] r9:83018005 r8:8489a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1326.213809][ T32] r5:84b82f8c r4:84b82c00 ** 3 printk messages dropped ** [ 1326.214513][ T32] r10:61c88647 r9:8489a400 r8:84813bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.215406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.217172][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.248989][ T32] 1d20: 93747000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 9 printk messages dropped ** [ 1326.250254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1326.251160][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 2 printk messages dropped ** [ 1326.251366][ T32] r4:849f2f80 [ 1326.251472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.251574][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.251752][ T32] r4:00000001 [ 1326.251874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.252204][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.252313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.252427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.252485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.252543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.252634][ T32] r4:842ee080 [ 1326.252727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.252800][ T32] INFO: task kworker/0:90:3752 blocked for more than 452 seconds. [ 1326.252858][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.252903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.253081][ T32] task:kworker/0:90 state:D stack:0 pid:3752 tgid:3752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.253528][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.253759][ T32] Call trace: [ 1326.254149][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.254245][ T32] r10:8291a684 r9:e0531d84 r8:00000002 r7:60000013 r6:e0531d8c r5:8489b000 [ 1326.254399][ T32] r4:8489b000 [ 1326.254510][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.254593][ T32] r5:8489b000 r4:8291a680 [ 1326.254713][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.254828][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.254910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0531e08 [ 1326.254962][ T32] r4:00000000 [ 1326.254999][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.255063][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.255186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.255307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae11c0 [ 1326.255420][ T32] r4:00000000 [ 1326.255543][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.255658][ T32] r9:83018005 r8:8489b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1326.255718][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.255806][ T32] r5:00001000 r4:e0523000 [ 1326.255958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.256060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.256217][ T32] r5:84b82b8c r4:84b82800 [ 1326.256271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.256423][ T32] r7:dddced80 r6:83018000 r5:84b82b8c r4:84813c00 [ 1326.256480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.256615][ T32] r10:61c88647 r9:8489b000 r8:84813c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.256962][ T32] r4:84813c00 [ 1326.257013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.257183][ T32] r10:00000000 r9:84813c00 r8:80287e08 r7:e0521e60 r6:845d6080 r5:8489b000 [ 1326.257232][ T32] r4:00000001 [ 1326.257329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.278792][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.278877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.278946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.278999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.279121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.279232][ T32] r4:84ae1180 [ 1326.279948][ T32] INFO: task kworker/0:90:3752 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.280010][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.280218][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.280479][ T32] Call trace: [ 1326.280695][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.280816][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.280867][ T32] r4:00000000 [ 1326.281037][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1326.281744][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1326.282281][ T32] r4:e0171dc0 ** 6 printk messages dropped ** [ 1326.283307][ T32] r5:00001000 r4:e0027000 ** 6 printk messages dropped ** [ 1326.284530][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.285387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.286258][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.287013][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.315624][ T32] r9:83018005 r8:8489bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1326.316127][ T32] r5:84b8378c r4:84b83400 ** 3 printk messages dropped ** [ 1326.316386][ T32] r10:61c88647 r9:8489bc00 r8:84813cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.316909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.329090][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.329613][ T32] 1d20: 93bf0000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 7 printk messages dropped ** [ 1326.330251][ T32] r4:e0171dc0 ** 6 printk messages dropped ** [ 1326.330825][ T32] r5:00001000 r4:e0027000 ** 6 printk messages dropped ** [ 1326.331113][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.331621][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.332135][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.332668][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.333216][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.333503][ T32] r5:84b8338c r4:84b83000 [ 1326.333523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.333640][ T32] r10:61c88647 r9:8489c800 r8:84813d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.333757][ T32] r4:84813d00 [ 1326.333781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.333827][ T32] r10:00000000 r9:84813d00 r8:80287e08 r7:e0535e60 r6:845d6180 r5:8489c800 [ 1326.333906][ T32] r4:00000001 [ 1326.333941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.333981][ T32] Exception stack(0xe0541fb0 to 0xe0541ff8) [ 1326.334040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.334072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.334101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.334130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.334152][ T32] r4:84ae1240 [ 1326.334350][ T32] INFO: task kworker/0:92:3755 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.334494][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.334568][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.334613][ T32] Call trace: [ 1326.334642][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.334691][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.334713][ T32] r4:00000000 [ 1326.334817][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.334870][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.334901][ T32] 1d20: 93bf0000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.334930][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.334961][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.334986][ T32] r5:800f0013 r4:80239bb0 [ 1326.335064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.335176][ T32] r4:82ac21e4 [ 1326.335200][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.335244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.335300][ T32] r4:e0171dc0 [ 1326.335415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.335461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.335484][ T32] r4:00000000 [ 1326.335503][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.335549][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.335592][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.335637][ T32] r5:00001000 r4:e0027000 [ 1326.335731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.335775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.335838][ T32] r5:84b0438c r4:84b04000 [ 1326.336005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.336056][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.336097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.336148][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.336291][ T32] r4:849f2f80 [ 1326.336352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.336403][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.336426][ T32] r4:00000001 [ 1326.336445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.336485][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.336512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.336597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.336634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.336665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.336688][ T32] r4:842ee080 [ 1326.336801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.336830][ T32] INFO: task kworker/0:93:3758 blocked for more than 452 seconds. [ 1326.336914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.336948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.337004][ T32] task:kworker/0:93 state:D stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.337056][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.337100][ T32] Call trace: [ 1326.337150][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.337277][ T32] r10:8291a684 r9:e054dd84 r8:00000002 r7:60000113 r6:e054dd8c r5:8489e000 [ 1326.337304][ T32] r4:8489e000 [ 1326.337497][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.365604][ T32] r5:8489e000 r4:8291a680 [ 1326.365762][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.365895][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.365997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e054de08 [ 1326.366055][ T32] r4:00000000 [ 1326.366101][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.366243][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1326.366540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56b80 ** 7 printk messages dropped ** [ 1326.367161][ T32] r5:84b9478c r4:84b94400 [ 1326.367211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.372048][ T32] r4:84813d80 ** 4 printk messages dropped ** [ 1326.372514][ T32] Exception stack(0xe054dfb0 to 0xe054dff8) ** 6 printk messages dropped ** [ 1326.373659][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.374935][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.375325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1326.376501][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.377190][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.395735][ T32] task:kworker/0:94 state:D stack:0 pid:3759 tgid:3759 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.396698][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.410687][ T32] r9:83018005 r8:8489ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1326.411137][ T32] r5:84b83b8c r4:84b83800 ** 3 printk messages dropped ** [ 1326.411441][ T32] r10:61c88647 r9:8489ec00 r8:84813e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.412053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.413229][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.413606][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1326.413994][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1326.414135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.414187][ T32] r4:e0171dc0 [ 1326.414230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.414323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.414396][ T32] r4:00000000 [ 1326.414466][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.414573][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.414624][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.414723][ T32] r5:00001000 r4:e0027000 [ 1326.414789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.414889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.414983][ T32] r5:84b0438c r4:84b04000 [ 1326.415051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.415157][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.415206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.415303][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.415352][ T32] r4:849f2f80 [ 1326.415395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.415494][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.415545][ T32] r4:00000001 [ 1326.415648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.415742][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.415802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.416159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.416230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.416295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.416346][ T32] r4:842ee080 [ 1326.416393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.416449][ T32] INFO: task kworker/1:230:3763 blocked for more than 452 seconds. [ 1326.416511][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.416614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.416677][ T32] task:kworker/1:230 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.416783][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.416870][ T32] Call trace: [ 1326.416952][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.417059][ T32] r10:8291a684 r9:e0549d84 r8:00000002 r7:60000013 r6:e0549d8c r5:8489d400 [ 1326.417110][ T32] r4:8489d400 [ 1326.417156][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.417249][ T32] r5:8489d400 r4:8291a680 [ 1326.417293][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.431762][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.431921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0549e08 [ 1326.431980][ T32] r4:00000000 [ 1326.432045][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.432135][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.432221][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.432313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab240 [ 1326.432418][ T32] r4:00000000 [ 1326.432472][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.432578][ T32] r9:83018205 r8:8489d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1326.432669][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.432792][ T32] r5:00001000 r4:dfb87000 [ 1326.432860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.432960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.433056][ T32] r5:84b0638c r4:84b06000 [ 1326.433144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.433256][ T32] r7:ddde2d80 r6:83018200 r5:84b0638c r4:845d6300 [ 1326.433309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.433413][ T32] r10:61c88647 r9:8489d400 r8:845d632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.433464][ T32] r4:845d6300 [ 1326.433530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.433646][ T32] r10:00000000 r9:845d6300 r8:80287e08 r7:e0189e60 r6:845d6380 r5:8489d400 [ 1326.433833][ T32] r4:00000001 [ 1326.433891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.434002][ T32] Exception stack(0xe0549fb0 to 0xe0549ff8) [ 1326.434126][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.434219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.434286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.434358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.434413][ T32] r4:849ab1c0 [ 1326.435188][ T32] INFO: task kworker/1:230:3763 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.435314][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.435455][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.435553][ T32] Call trace: [ 1326.435624][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.435739][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.435792][ T32] r4:00000000 [ 1326.435838][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.435925][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.435991][ T32] 1d20: 941a5000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.436054][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.436112][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.436187][ T32] r5:800f0013 r4:80239bb0 [ 1326.436244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.436363][ T32] r4:82ac21e4 [ 1326.436416][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.436508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.436576][ T32] r4:e0171dc0 [ 1326.436623][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.436721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.436774][ T32] r4:00000000 [ 1326.436819][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.436915][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.436967][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.437092][ T32] r5:00001000 r4:e0027000 [ 1326.437148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.437238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.455649][ T32] r5:84b0438c r4:84b04000 [ 1326.455751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.455922][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.455985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.456092][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.456145][ T32] r4:849f2f80 [ 1326.456193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.456355][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.456437][ T32] r4:00000001 [ 1326.456490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.456590][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.456653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.456726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.456787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.456851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.456901][ T32] r4:842ee080 [ 1326.456989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.457058][ T32] INFO: task kworker/1:231:3764 blocked for more than 452 seconds. [ 1326.457122][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.457177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.457260][ T32] task:kworker/1:231 state:D stack:0 pid:3764 tgid:3764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.471310][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.471464][ T32] Call trace: [ 1326.471540][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.471654][ T32] r10:8291a684 r9:e04bdd84 r8:00000002 r7:60000113 r6:e04bdd8c r5:84896c00 [ 1326.471757][ T32] r4:84896c00 [ 1326.471810][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.471907][ T32] r5:84896c00 r4:8291a680 [ 1326.472009][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.472106][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.472204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04bde08 [ 1326.472260][ T32] r4:00000000 [ 1326.472392][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.472479][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.472564][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.472659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab440 [ 1326.472722][ T32] r4:00000000 [ 1326.472770][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.472873][ T32] r9:83018205 r8:84896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1326.472926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.473055][ T32] r5:00001000 r4:dfbc3000 [ 1326.473111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.473263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.473362][ T32] r5:84b0678c r4:84b06400 [ 1326.473411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.473512][ T32] r7:ddde2d80 r6:83018200 r5:84b0678c r4:845d6400 [ 1326.473560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.473671][ T32] r10:61c88647 r9:84896c00 r8:845d642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.473756][ T32] r4:845d6400 [ 1326.473842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.473950][ T32] r10:00000000 r9:845d6400 r8:80287e08 r7:e0189e60 r6:845d6480 r5:84896c00 [ 1326.474004][ T32] r4:00000001 [ 1326.474049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.474172][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.474243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.474309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.474370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.474436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.474487][ T32] r4:849ab1c0 [ 1326.475185][ T32] INFO: task kworker/1:231:3764 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.475261][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.475511][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.475746][ T32] Call trace: [ 1326.475822][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.475929][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 2 printk messages dropped ** [ 1326.476145][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 3 printk messages dropped ** [ 1326.476431][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1326.476813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 6 printk messages dropped ** [ 1326.477247][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.492392][ T32] r5:84b0438c r4:84b04000 ** 4 printk messages dropped ** [ 1326.492781][ T32] r4:849f2f80 ** 1 printk messages dropped ** [ 1326.492978][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1326.493333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.493682][ T32] INFO: task kworker/1:232:3767 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1326.493996][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.494380][ T32] r4:848a0000 ** 2 printk messages dropped ** [ 1326.494583][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.495021][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1326.495292][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.495744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.495951][ T32] r5:84b0738c r4:84b07000 ** 2 printk messages dropped ** [ 1326.496184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1326.496342][ T32] r4:845d6500 ** 1 printk messages dropped ** [ 1326.496492][ T32] r10:00000000 r9:845d6500 r8:80287e08 r7:e0189e60 r6:845d6580 r5:848a0000 [ 1326.496547][ T32] r4:00000001 [ 1326.496609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.496689][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1326.496752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.496820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.496888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.496971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.497056][ T32] r4:849ab4c0 [ 1326.515568][ T32] INFO: task kworker/1:232:3767 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.515701][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.515841][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.515961][ T32] Call trace: [ 1326.516093][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.516254][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.516317][ T32] r4:00000000 [ 1326.516384][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.516500][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.516700][ T32] 1d20: 9465a000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.516815][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.516945][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.517013][ T32] r5:800f0013 r4:80239bb0 [ 1326.517061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.517153][ T32] r4:82ac21e4 [ 1326.517201][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.530937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.531065][ T32] r4:e0171dc0 [ 1326.531118][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.531239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.531292][ T32] r4:00000000 [ 1326.531340][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.531461][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.531522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.531621][ T32] r5:00001000 r4:e0027000 [ 1326.531672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.531761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.531978][ T32] r5:84b0438c r4:84b04000 [ 1326.532046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.532151][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.532200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.532321][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.532403][ T32] r4:849f2f80 [ 1326.532478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.532584][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.532670][ T32] r4:00000001 [ 1326.532725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.532811][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.532912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.532994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.533055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.533121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.533171][ T32] r4:842ee080 [ 1326.533220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.533298][ T32] INFO: task kworker/1:233:3769 blocked for more than 453 seconds. [ 1326.533365][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.533420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.533471][ T32] task:kworker/1:233 state:D stack:0 pid:3769 tgid:3769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.533604][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.533753][ T32] Call trace: [ 1326.533829][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.533945][ T32] r10:8291a684 r9:e055dd84 r8:00000002 r7:60000113 r6:e055dd8c r5:848a0c00 [ 1326.533997][ T32] r4:848a0c00 [ 1326.534044][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.534135][ T32] r5:848a0c00 r4:8291a680 [ 1326.534215][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.534333][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.534433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e055de08 [ 1326.534487][ T32] r4:00000000 [ 1326.534532][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.534644][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.534753][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.534868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab6c0 [ 1326.534941][ T32] r4:00000000 [ 1326.534993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.535091][ T32] r9:83018205 r8:848a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1326.535139][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.535227][ T32] r5:00001000 r4:dfc1b000 [ 1326.535273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.535359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.535465][ T32] r5:84b06f8c r4:84b06c00 [ 1326.535515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.535647][ T32] r7:ddde2d80 r6:83018200 r5:84b06f8c r4:845d6600 [ 1326.535705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.535803][ T32] r10:61c88647 r9:848a0c00 r8:845d662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.535877][ T32] r4:845d6600 [ 1326.535953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.536078][ T32] r10:00000000 r9:845d6600 r8:80287e08 r7:e0555e60 r6:845d6680 r5:848a0c00 [ 1326.536136][ T32] r4:00000001 [ 1326.536214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.536364][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.536466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.536533][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.536614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.536674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.536749][ T32] r4:849ab600 [ 1326.558035][ T32] INFO: task kworker/1:233:3769 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.558194][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.558339][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.558460][ T32] Call trace: [ 1326.558604][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.558729][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.558799][ T32] r4:00000000 [ 1326.558850][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.558998][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.559095][ T32] 1d20: 949ee000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.559189][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.559262][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.559358][ T32] r5:800f0013 r4:80239bb0 [ 1326.559414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.559507][ T32] r4:82ac21e4 [ 1326.559558][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.559655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.559708][ T32] r4:e0171dc0 [ 1326.559753][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.559846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.559902][ T32] r4:00000000 [ 1326.559991][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.560105][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.560161][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.560261][ T32] r5:00001000 r4:e0027000 [ 1326.560311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.560401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.560496][ T32] r5:84b0438c r4:84b04000 [ 1326.560565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.560675][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.560745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.560856][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.560916][ T32] r4:849f2f80 [ 1326.560978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.561088][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.561140][ T32] r4:00000001 [ 1326.561207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.561313][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.561410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.561490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.561553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.561674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.561743][ T32] r4:842ee080 [ 1326.561798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.561860][ T32] INFO: task kworker/1:234:3771 blocked for more than 453 seconds. [ 1326.561929][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.561996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.562045][ T32] task:kworker/1:234 state:D stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.562169][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.562277][ T32] Call trace: [ 1326.562346][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.562450][ T32] r10:8291a684 r9:e0561d84 r8:00000002 r7:60000113 r6:e0561d8c r5:848a1800 [ 1326.562520][ T32] r4:848a1800 [ 1326.562572][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.562668][ T32] r5:848a1800 r4:8291a680 [ 1326.562718][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.562818][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.562911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 [ 1326.563010][ T32] r4:00000000 [ 1326.563059][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.563127][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.563189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.563264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ab9c0 [ 1326.563305][ T32] r4:00000000 [ 1326.563346][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.563441][ T32] r9:83018205 r8:848a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1326.563491][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.563587][ T32] r5:00001000 r4:dfca3000 [ 1326.563634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.563721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.563810][ T32] r5:84b0778c r4:84b07400 [ 1326.563855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.563958][ T32] r7:ddde2d80 r6:83018200 r5:84b0778c r4:845d6700 [ 1326.564008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.564108][ T32] r10:61c88647 r9:848a1800 r8:845d672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.564191][ T32] r4:845d6700 [ 1326.564243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.564341][ T32] r10:00000000 r9:845d6700 r8:80287e08 r7:e0555e60 r6:845d6780 r5:848a1800 [ 1326.564392][ T32] r4:00000001 [ 1326.564438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.564516][ T32] Exception stack(0xe0561fb0 to 0xe0561ff8) [ 1326.564575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.564683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.564891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.564967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.565020][ T32] r4:849ab780 [ 1326.565802][ T32] INFO: task kworker/1:234:3771 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.565878][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.566031][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.566169][ T32] Call trace: [ 1326.566278][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.566407][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.566464][ T32] r4:00000000 [ 1326.566511][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.566597][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.566662][ T32] 1d20: 949ee000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.566754][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.566836][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.566893][ T32] r5:800f0013 r4:80239bb0 [ 1326.566946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.567034][ T32] r4:82ac21e4 [ 1326.567082][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.567178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.567229][ T32] r4:e0171dc0 [ 1326.567274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.598294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.598381][ T32] r4:00000000 [ 1326.598432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.598568][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.598624][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.598761][ T32] r5:00001000 r4:e0027000 [ 1326.598837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.598942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.599039][ T32] r5:84b0438c r4:84b04000 ** 1 printk messages dropped ** [ 1326.599199][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 3 printk messages dropped ** [ 1326.599464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1326.599764][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 3 printk messages dropped ** [ 1326.600079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1326.600692][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.601257][ T32] r4:848a2400 ** 3 printk messages dropped ** [ 1326.601667][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1326.602116][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1326.602534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.603009][ T32] r5:84b07b8c r4:84b07800 [ 1326.603064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.603164][ T32] r7:ddde2d80 r6:83018200 r5:84b07b8c r4:845d6800 [ 1326.603213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.603344][ T32] r10:61c88647 r9:848a2400 r8:845d682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.603402][ T32] r4:845d6800 [ 1326.603447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.603618][ T32] r10:00000000 r9:845d6800 r8:80287e08 r7:e0561e60 r6:845d6880 r5:848a2400 [ 1326.603677][ T32] r4:00000001 [ 1326.603727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.603805][ T32] Exception stack(0xe0565fb0 to 0xe0565ff8) [ 1326.603866][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.603930][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.603998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.604086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.604142][ T32] r4:849ab900 [ 1326.604878][ T32] INFO: task kworker/1:235:3774 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.604958][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.605125][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.605319][ T32] Call trace: [ 1326.605407][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.605516][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.605569][ T32] r4:00000000 [ 1326.605631][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.605792][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.605896][ T32] 1d20: 94caf000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.606012][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.606079][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.606139][ T32] r5:800f0013 r4:80239bb0 [ 1326.606188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.606276][ T32] r4:82ac21e4 [ 1326.606389][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.606498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.606550][ T32] r4:e0171dc0 [ 1326.606594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.606689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.606743][ T32] r4:00000000 [ 1326.606912][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.607028][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.607189][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.631346][ T32] r5:00001000 r4:e0027000 [ 1326.631503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.631659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.631762][ T32] r5:84b0438c r4:84b04000 [ 1326.631813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.631939][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.631996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.632099][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.632153][ T32] r4:849f2f80 [ 1326.632201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.632302][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.632590][ T32] r4:00000001 [ 1326.632649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.632738][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.632802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.632868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.632956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.633029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.633146][ T32] r4:842ee080 [ 1326.633248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.633318][ T32] INFO: task kworker/1:236:3775 blocked for more than 453 seconds. [ 1326.633384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.633480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.633668][ T32] task:kworker/1:236 state:D stack:0 pid:3775 tgid:3775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.633812][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.633910][ T32] Call trace: [ 1326.633991][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.634099][ T32] r10:8291a684 r9:e0571d84 r8:00000002 r7:60000113 r6:e0571d8c r5:848a3000 [ 1326.634150][ T32] r4:848a3000 [ 1326.634194][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.634285][ T32] r5:848a3000 r4:8291a680 [ 1326.634331][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.634450][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.634560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0571e08 [ 1326.634614][ T32] r4:00000000 [ 1326.634659][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.634738][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.634856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.634992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849abd00 [ 1326.635052][ T32] r4:00000000 [ 1326.635099][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.635198][ T32] r9:83018205 r8:848a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1326.635248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.635336][ T32] r5:00001000 r4:dfdef000 [ 1326.635380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.635463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.635553][ T32] r5:84b07f8c r4:84b07c00 [ 1326.635598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.635691][ T32] r7:ddde2d80 r6:83018200 r5:84b07f8c r4:845d6900 [ 1326.635739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.635835][ T32] r10:61c88647 r9:848a3000 r8:845d692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.635914][ T32] r4:845d6900 [ 1326.635971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.636068][ T32] r10:00000000 r9:845d6900 r8:80287e08 r7:e0565e60 r6:845d6980 r5:848a3000 [ 1326.636154][ T32] r4:00000001 [ 1326.636205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.636283][ T32] Exception stack(0xe0571fb0 to 0xe0571ff8) [ 1326.636382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.636454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.636514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.636598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.636651][ T32] r4:849abac0 [ 1326.648162][ T32] INFO: task kworker/1:236:3775 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.648296][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.648432][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.648541][ T32] Call trace: [ 1326.648614][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.648747][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.648828][ T32] r4:00000000 [ 1326.648893][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.649021][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.649105][ T32] 1d20: 94e64000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.649176][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.649241][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.649316][ T32] r5:800f0013 r4:80239bb0 [ 1326.649374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.649471][ T32] r4:82ac21e4 [ 1326.649524][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.649621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.649676][ T32] r4:e0171dc0 [ 1326.649788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.649895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.649959][ T32] r4:00000000 [ 1326.650011][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.650115][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.650167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.650280][ T32] r5:00001000 r4:e0027000 [ 1326.650372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.650466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.650557][ T32] r5:84b0438c r4:84b04000 [ 1326.650683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.650815][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.650870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.651206][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.651273][ T32] r4:849f2f80 [ 1326.651341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.651465][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.651521][ T32] r4:00000001 [ 1326.651569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.651652][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.651716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.651780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.651861][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.651939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.651999][ T32] r4:842ee080 [ 1326.652071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.652165][ T32] INFO: task kworker/1:237:3778 blocked for more than 453 seconds. [ 1326.652233][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.652294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.652364][ T32] task:kworker/1:237 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.652518][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.652606][ T32] Call trace: [ 1326.652698][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.652818][ T32] r10:8291a684 r9:e0575d84 r8:00000002 r7:60000113 r6:e0575d8c r5:848a3c00 [ 1326.652874][ T32] r4:848a3c00 [ 1326.652957][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.653068][ T32] r5:848a3c00 r4:8291a680 [ 1326.653113][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.653203][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.653297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0575e08 [ 1326.653354][ T32] r4:00000000 [ 1326.653403][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.653483][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.653567][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.653684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849abe00 [ 1326.653759][ T32] r4:00000000 [ 1326.653812][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.653999][ T32] r9:83018205 r8:848a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1326.654146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.654290][ T32] r5:00001000 r4:dfe0d000 [ 1326.654354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.654473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.654598][ T32] r5:8449fb8c r4:8449f800 [ 1326.654659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.654814][ T32] r7:ddde2d80 r6:83018200 r5:8449fb8c r4:845d6a00 [ 1326.654903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.655073][ T32] r10:61c88647 r9:848a3c00 r8:845d6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1326.655322][ T32] r10:00000000 r9:845d6a00 r8:80287e08 r7:e0571e60 r6:845d6a80 r5:848a3c00 ** 4 printk messages dropped ** [ 1326.655719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.655794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.655877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.655946][ T32] r4:849abcc0 [ 1326.656621][ T32] INFO: task kworker/1:237:3778 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.656693][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.656866][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.656976][ T32] Call trace: [ 1326.657074][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.657182][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.657332][ T32] r4:00000000 [ 1326.657455][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.688051][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.688153][ T32] 1d20: 9529a000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.688241][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.688307][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.688400][ T32] r5:800f0013 r4:80239bb0 [ 1326.688456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.688601][ T32] r4:82ac21e4 [ 1326.688656][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.688750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.688796][ T32] r4:e0171dc0 [ 1326.688842][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.688953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.689011][ T32] r4:00000000 [ 1326.689061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.689169][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.689256][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.689391][ T32] r5:00001000 r4:e0027000 [ 1326.689450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.689532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.689625][ T32] r5:84b0438c r4:84b04000 [ 1326.689675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.689777][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.689826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.689924][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.690065][ T32] r4:849f2f80 [ 1326.690118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.690267][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.690356][ T32] r4:00000001 [ 1326.690409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.690549][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.690645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.690714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.690794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.690894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.690988][ T32] r4:842ee080 [ 1326.691047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.691137][ T32] INFO: task kworker/1:238:3780 blocked for more than 453 seconds. [ 1326.691208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.691261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.691308][ T32] task:kworker/1:238 state:D stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.691419][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.691543][ T32] Call trace: [ 1326.691619][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.691726][ T32] r10:8291a684 r9:e057dd84 r8:00000002 r7:60000013 r6:e057dd8c r5:848a4800 [ 1326.691777][ T32] r4:848a4800 [ 1326.691821][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.691919][ T32] r5:848a4800 r4:8291a680 [ 1326.691971][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.692057][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.692342][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1326.692740][ T32] r9:83018205 r8:848a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1326.693105][ T32] r5:84b1c38c r4:84b1c000 [ 1326.693149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.693245][ T32] r7:ddde2d80 r6:83018200 r5:84b1c38c r4:845d6b00 [ 1326.693310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.693418][ T32] r10:61c88647 r9:848a4800 r8:845d6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1326.693607][ T32] r10:00000000 r9:845d6b00 r8:80287e08 r7:e0575e60 r6:845d6b80 r5:848a4800 ** 5 printk messages dropped ** [ 1326.694029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1326.694981][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1326.695763][ T32] 1d20: 9529a000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 4 printk messages dropped ** [ 1326.696130][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1326.696322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 6 printk messages dropped ** [ 1326.696781][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.697327][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 3 printk messages dropped ** [ 1326.728486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1326.728908][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.729327][ T32] r4:842ee080 ** 4 printk messages dropped ** [ 1326.729714][ T32] task:kworker/1:239 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.729904][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.730019][ T32] Call trace: [ 1326.730178][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.730292][ T32] r10:8291a684 r9:e0559d84 r8:00000002 r7:60000013 r6:e0559d8c r5:848a5400 [ 1326.730344][ T32] r4:848a5400 [ 1326.730390][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.730482][ T32] r5:848a5400 r4:8291a680 [ 1326.730558][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.730651][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.730744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0559e08 [ 1326.730815][ T32] r4:00000000 [ 1326.730861][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.730967][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.731099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.731198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea000 [ 1326.731249][ T32] r4:00000000 [ 1326.731294][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.731392][ T32] r9:83018205 r8:848a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.731441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.731568][ T32] r5:00001000 r4:dfe53000 [ 1326.731623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.731713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.731825][ T32] r5:84b1c78c r4:84b1c400 [ 1326.731877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.731981][ T32] r7:ddde2d80 r6:83018200 r5:84b1c78c r4:845d6c00 [ 1326.732029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.732128][ T32] r10:61c88647 r9:848a5400 r8:845d6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.732178][ T32] r4:845d6c00 [ 1326.732222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.732317][ T32] r10:00000000 r9:845d6c00 r8:80287e08 r7:e057de60 r6:845d6c80 r5:848a5400 [ 1326.732366][ T32] r4:00000001 [ 1326.732411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.732486][ T32] Exception stack(0xe0559fb0 to 0xe0559ff8) [ 1326.732544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.732606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.732665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.732730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.732779][ T32] r4:849abfc0 [ 1326.733508][ T32] INFO: task kworker/1:239:3781 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.733575][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.733698][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.733824][ T32] Call trace: [ 1326.733913][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.734037][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.734090][ T32] r4:00000000 [ 1326.734137][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.734221][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.734284][ T32] 1d20: 957ea000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.734348][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.734405][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.734459][ T32] r5:800f0013 r4:80239bb0 [ 1326.734506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.734594][ T32] r4:82ac21e4 [ 1326.734642][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.734737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.734810][ T32] r4:e0171dc0 [ 1326.734856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.734955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.735007][ T32] r4:00000000 [ 1326.735114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.735218][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.735265][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.735383][ T32] r5:00001000 r4:e0027000 ** 1 printk messages dropped ** [ 1326.735524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1326.736527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.737248][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.768704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0585e08 ** 8 printk messages dropped ** [ 1326.769461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.769803][ T32] r5:84b1cb8c r4:84b1c800 ** 4 printk messages dropped ** [ 1326.770200][ T32] r4:845d6d00 ** 6 printk messages dropped ** [ 1326.770676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.771891][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.772358][ T32] 1d20: 95bac000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 10 printk messages dropped ** [ 1326.773208][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.773672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.774375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.774959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1326.775746][ T32] r5:848a8000 r4:8291a680 ** 3 printk messages dropped ** [ 1326.776055][ T32] r4:00000000 [ 1326.776146][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.776228][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.776303][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.776406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea440 [ 1326.776464][ T32] r4:00000000 [ 1326.776509][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.776622][ T32] r9:83018205 r8:848a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.776705][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.776800][ T32] r5:00001000 r4:dfed3000 [ 1326.776873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.777006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.777106][ T32] r5:84b1cf8c r4:84b1cc00 [ 1326.777151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.777245][ T32] r7:ddde2d80 r6:83018200 r5:84b1cf8c r4:845d6e00 [ 1326.789199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.789389][ T32] r10:61c88647 r9:848a8000 r8:845d6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.789447][ T32] r4:845d6e00 [ 1326.789494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.789613][ T32] r10:00000000 r9:845d6e00 r8:80287e08 r7:e0585e60 r6:845d6e80 r5:848a8000 [ 1326.789674][ T32] r4:00000001 [ 1326.789729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.789817][ T32] Exception stack(0xe0589fb0 to 0xe0589ff8) [ 1326.789882][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.789964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.790030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.790131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.790191][ T32] r4:849ea100 [ 1326.790880][ T32] INFO: task kworker/1:241:3785 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.790981][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.791168][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.791309][ T32] Call trace: [ 1326.791381][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.791490][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.791546][ T32] r4:00000000 [ 1326.791609][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.791706][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.791772][ T32] 1d20: 95bac000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.791837][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.791894][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.791954][ T32] r5:800f0013 r4:80239bb0 [ 1326.792004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.792103][ T32] r4:82ac21e4 [ 1326.792153][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.792246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1326.792298][ T32] r4:e0171dc0 [ 1326.792342][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.792486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1326.792547][ T32] r4:00000000 [ 1326.792595][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.792699][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.792785][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.793008][ T32] r5:00001000 r4:e0027000 [ 1326.793066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.793225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.793323][ T32] r5:84b0438c r4:84b04000 [ 1326.793379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.793485][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1326.793580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.793693][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.793746][ T32] r4:849f2f80 [ 1326.793792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.793913][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1326.794027][ T32] r4:00000001 [ 1326.794079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.794160][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1326.794254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.794372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.794444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.794510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.794596][ T32] r4:842ee080 [ 1326.794707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.794806][ T32] INFO: task kworker/1:242:3787 blocked for more than 453 seconds. [ 1326.794885][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.794965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.795018][ T32] task:kworker/1:242 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.795116][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.795206][ T32] Call trace: [ 1326.795457][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.795610][ T32] r10:8291a684 r9:e058dd84 r8:00000002 r7:60000113 r6:e058dd8c r5:848a9800 [ 1326.795669][ T32] r4:848a9800 [ 1326.795718][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.796132][ T32] r5:848a9800 r4:8291a680 [ 1326.796186][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.796352][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.796575][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 [ 1326.796636][ T32] r4:00000000 [ 1326.796817][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.796901][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.796986][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.797081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea640 [ 1326.797172][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.822100][ T32] r9:83018205 r8:848a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1326.822746][ T32] r5:84b1d38c r4:84b1d000 [ 1326.822955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.823572][ T32] r10:00000000 r9:845d6f00 r8:80287e08 r7:e0589e60 r6:845d6f80 r5:848a9800 ** 8 printk messages dropped ** [ 1326.825100][ T32] INFO: task kworker/1:242:3787 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 10 printk messages dropped ** [ 1326.827098][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1326.852820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1326.854217][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.855420][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.855982][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.856868][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1326.879698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.880133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.884201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.886269][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 6 printk messages dropped ** [ 1326.887012][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.919522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1326.920963][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.922521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.922629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.922742][ T32] r4:842ee080 [ 1326.922978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.923086][ T32] INFO: task kworker/1:244:3791 blocked for more than 453 seconds. [ 1326.923163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.923218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.923284][ T32] task:kworker/1:244 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.923431][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.923562][ T32] Call trace: [ 1326.923707][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.923833][ T32] r10:8291a684 r9:e0595d84 r8:00000002 r7:60000113 r6:e0595d8c r5:848abc00 [ 1326.923909][ T32] r4:848abc00 [ 1326.923962][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.924072][ T32] r5:848abc00 r4:8291a680 [ 1326.924125][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.924213][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.924331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 [ 1326.924390][ T32] r4:00000000 [ 1326.924435][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.924528][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.924611][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.924706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ea840 [ 1326.924757][ T32] r4:00000000 [ 1326.924804][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.924944][ T32] r9:83018205 r8:848abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1326.925001][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.925093][ T32] r5:00001000 r4:dffa7000 [ 1326.925143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.925227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.925332][ T32] r5:84b1d78c r4:84b1d400 [ 1326.925462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.925573][ T32] r7:ddde2d80 r6:83018200 r5:84b1d78c r4:849eb100 [ 1326.925623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.925729][ T32] r10:61c88647 r9:848abc00 r8:849eb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.925796][ T32] r4:849eb100 [ 1326.925847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.925943][ T32] r10:00000000 r9:849eb100 r8:80287e08 r7:e0591e60 r6:849eb180 r5:848abc00 [ 1326.925996][ T32] r4:00000001 [ 1326.926144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.926233][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.926293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.926355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.926415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.926527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.926601][ T32] r4:849ea800 [ 1326.945412][ T32] INFO: task kworker/1:244:3791 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.945604][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.945863][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.945985][ T32] Call trace: [ 1326.946063][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.946184][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.946262][ T32] r4:00000000 [ 1326.946330][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.946445][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.946608][ T32] 1d20: 9648e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.946685][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1326.946754][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.946832][ T32] r5:800f0013 r4:80239bb0 [ 1326.946909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1326.962359][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.962981][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1326.963590][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1326.964240][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1326.964667][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.965225][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.966056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.966553][ T32] r7:ddde2d80 r6:83018200 r5:84b1db8c r4:849eb200 ** 6 printk messages dropped ** [ 1326.967113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.978958][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.980114][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.980599][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.981169][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1326.981788][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1326.982418][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1326.982943][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.983490][ T32] r5:84a38c00 r4:8291a680 [ 1326.983545][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.983656][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.983765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 [ 1326.983818][ T32] r4:00000000 [ 1326.983890][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.983993][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.984077][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.984169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eacc0 [ 1326.984222][ T32] r4:00000000 [ 1326.984287][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.984392][ T32] r9:83018205 r8:84a38c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1326.984457][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.984571][ T32] r5:00001000 r4:dffe5000 [ 1326.984625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.984719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.984834][ T32] r5:84b1df8c r4:84b1dc00 [ 1326.984889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.984992][ T32] r7:ddde2d80 r6:83018200 r5:84b1df8c r4:849eb300 [ 1326.985041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.985181][ T32] r10:61c88647 r9:84a38c00 r8:849eb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.985249][ T32] r4:849eb300 [ 1326.985296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.985397][ T32] r10:00000000 r9:849eb300 r8:80287e08 r7:e0591e60 r6:84813e80 r5:84a38c00 [ 1326.985449][ T32] r4:00000001 [ 1326.985493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.985571][ T32] Exception stack(0xe059dfb0 to 0xe059dff8) [ 1326.985631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.985707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.985773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.985838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.985890][ T32] r4:849ea780 [ 1326.986215][ T32] INFO: task kworker/1:246:3794 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1326.986303][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.986465][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.986664][ T32] Call trace: [ 1326.986856][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.986968][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1326.987023][ T32] r4:00000000 [ 1326.987087][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.987181][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1326.987245][ T32] 1d20: 966a1000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1326.987309][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 3 printk messages dropped ** [ 1327.010172][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.010666][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.011274][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1327.011854][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1327.012414][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1327.012885][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.013715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0581e08 ** 8 printk messages dropped ** [ 1327.014353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.014730][ T32] r5:84b1eb8c r4:84b1e800 ** 2 printk messages dropped ** [ 1327.015022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1327.015746][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.017115][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1327.045411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1327.046273][ T32] r5:84b0438c r4:84b04000 ** 7 printk messages dropped ** [ 1327.046924][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.047267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.055298][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.056050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a5e08 ** 10 printk messages dropped ** [ 1327.056970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.072004][ T32] r10:61c88647 r9:84a3bc00 r8:849eb42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.072819][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.074342][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1327.074957][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1327.075530][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 9 printk messages dropped ** [ 1327.076516][ T32] r4:849f2f80 ** 4 printk messages dropped ** [ 1327.076915][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1327.088015][ T32] INFO: task kworker/1:249:3802 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.089105][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.089213][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.089325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a9e08 [ 1327.089382][ T32] r4:00000000 [ 1327.089446][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.089535][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.089621][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.089743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3240 [ 1327.089812][ T32] r4:00000000 [ 1327.089859][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.089965][ T32] r9:83018205 r8:84a3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1327.090021][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.090118][ T32] r5:00001000 r4:e0567000 [ 1327.090179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.090269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.090360][ T32] r5:84b1ef8c r4:84b1ec00 [ 1327.090408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.090533][ T32] r7:ddde2d80 r6:83018200 r5:84b1ef8c r4:849eb480 [ 1327.090599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.090726][ T32] r10:61c88647 r9:84a3c800 r8:849eb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.090800][ T32] r4:849eb480 [ 1327.090852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.090958][ T32] r10:00000000 r9:849eb480 r8:80287e08 r7:e0581e60 r6:84ae6000 r5:84a3c800 [ 1327.091013][ T32] r4:00000001 [ 1327.091064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.091149][ T32] Exception stack(0xe05a9fb0 to 0xe05a9ff8) [ 1327.091214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.091282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.091374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.091450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.091505][ T32] r4:84af3040 [ 1327.092211][ T32] INFO: task kworker/1:249:3802 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.092291][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.092484][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.092586][ T32] Call trace: [ 1327.092660][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.092781][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.092846][ T32] r4:00000000 [ 1327.092900][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.092992][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.093057][ T32] 1d20: 96e06000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.093124][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.093184][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.093244][ T32] r5:800f0013 r4:80239bb0 [ 1327.093290][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.093395][ T32] r4:82ac21e4 [ 1327.093451][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.093544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.093593][ T32] r4:e0171dc0 [ 1327.093645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.093748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.093801][ T32] r4:00000000 [ 1327.093849][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.093969][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.094027][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.094119][ T32] r5:00001000 r4:e0027000 [ 1327.094167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.094249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.094335][ T32] r5:84b0438c r4:84b04000 [ 1327.094380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.094486][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.094533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.094631][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.094796][ T32] r4:849f2f80 [ 1327.094852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.094959][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.095011][ T32] r4:00000001 [ 1327.095062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.095141][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.095199][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.095261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.095397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.095473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.095523][ T32] r4:842ee080 [ 1327.095573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.095628][ T32] INFO: task kworker/0:95:3803 blocked for more than 453 seconds. ** 5 printk messages dropped ** [ 1327.096233][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1327.097214][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.126557][ T32] r5:84b83f8c r4:84b83c00 ** 1 printk messages dropped ** [ 1327.126721][ T32] r7:dddced80 r6:83018000 r5:84b83f8c r4:84ae6080 ** 6 printk messages dropped ** [ 1327.127280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.143338][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.144974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 9 printk messages dropped ** [ 1327.145679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.146503][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1327.147108][ T32] INFO: task kworker/1:250:3806 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.158953][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1327.159849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1327.160330][ T32] r7:ddde2d80 r6:83018200 r5:84b1f38c r4:849eb500 ** 5 printk messages dropped ** [ 1327.160790][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.161203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.162678][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1327.163223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 12 printk messages dropped ** [ 1327.164146][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 4 printk messages dropped ** [ 1327.164511][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.164607][ T32] r4:00000001 [ 1327.164659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.164747][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.164806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.164869][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.164929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.164995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.165045][ T32] r4:842ee080 [ 1327.165092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.165165][ T32] INFO: task kworker/0:96:3807 blocked for more than 453 seconds. [ 1327.165231][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.165285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.165330][ T32] task:kworker/0:96 state:D stack:0 pid:3807 tgid:3807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.165425][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.165512][ T32] Call trace: [ 1327.165601][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.165713][ T32] r10:8291a684 r9:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:84a3ec00 [ 1327.165793][ T32] r4:84a3ec00 [ 1327.165848][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.165942][ T32] r5:84a3ec00 r4:8291a680 [ 1327.165994][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.166081][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.166204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d1e08 [ 1327.166262][ T32] r4:00000000 [ 1327.166307][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.166386][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.166462][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.166549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56a80 [ 1327.166599][ T32] r4:00000000 [ 1327.166645][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.166747][ T32] r9:83018005 r8:84a3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.166815][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.166909][ T32] r5:00001000 r4:e0631000 [ 1327.166954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.167038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.167127][ T32] r5:84b9438c r4:84b94000 [ 1327.167171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.167267][ T32] r7:dddced80 r6:83018000 r5:84b9438c r4:84ae6200 [ 1327.167380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.193220][ T32] r10:61c88647 r9:84a3ec00 r8:84ae622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.193268][ T32] r4:84ae6200 [ 1327.193293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.193387][ T32] r10:00000000 r9:84ae6200 r8:80287e08 r7:e054de60 r6:84ae6280 r5:84a3ec00 [ 1327.193416][ T32] r4:00000001 [ 1327.193464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.193509][ T32] Exception stack(0xe05d1fb0 to 0xe05d1ff8) [ 1327.193540][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.193599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.193629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.193697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.193751][ T32] r4:84ae80c0 [ 1327.194178][ T32] INFO: task kworker/0:96:3807 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.194216][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1327.194376][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.194657][ T32] 1d20: 9767d000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 9 printk messages dropped ** [ 1327.195056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1327.195499][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 6 printk messages dropped ** [ 1327.195742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.196145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1327.196667][ T32] r5:84a3a400 r4:8291a680 ** 5 printk messages dropped ** [ 1327.197026][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.211910][ T32] r5:84b1fb8c r4:84b1f800 ** 2 printk messages dropped ** [ 1327.212102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.212681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.214041][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1327.214813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1327.215574][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1327.216169][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1327.216811][ T32] INFO: task kworker/1:252:3810 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.227763][ T32] r4:84a39800 ** 4 printk messages dropped ** [ 1327.228001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e9e08 ** 2 printk messages dropped ** [ 1327.228083][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.228120][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.228162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3600 [ 1327.228205][ T32] r4:00000000 [ 1327.228266][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.228328][ T32] r9:83018205 r8:84a39800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.228353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.228399][ T32] r5:00001000 r4:e05df000 [ 1327.228418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.228480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.228535][ T32] r5:84b1f78c r4:84b1f400 [ 1327.228567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.228633][ T32] r7:ddde2d80 r6:83018200 r5:84b1f78c r4:849eb600 [ 1327.228661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.228717][ T32] r10:61c88647 r9:84a39800 r8:849eb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.228740][ T32] r4:849eb600 [ 1327.228783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.228858][ T32] r10:00000000 r9:849eb600 r8:80287e08 r7:e05dde60 r6:84ae6380 r5:84a39800 [ 1327.228884][ T32] r4:00000001 [ 1327.228904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.228971][ T32] Exception stack(0xe05e9fb0 to 0xe05e9ff8) [ 1327.229026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.229057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.229104][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.229159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.229186][ T32] r4:84af35c0 [ 1327.229590][ T32] INFO: task kworker/1:252:3810 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.229627][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.229716][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.229769][ T32] Call trace: [ 1327.229824][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.229887][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.229914][ T32] r4:00000000 [ 1327.229936][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.229976][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.230005][ T32] 1d20: 97b3b000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.230034][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.230059][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.230115][ T32] r5:800f0013 r4:80239bb0 [ 1327.230139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.230194][ T32] r4:82ac21e4 [ 1327.230217][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.230290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.230332][ T32] r4:e0171dc0 [ 1327.230356][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.230400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.230437][ T32] r4:00000000 [ 1327.230480][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.230529][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.230567][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.230621][ T32] r5:00001000 r4:e0027000 [ 1327.230661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.230709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.230752][ T32] r5:84b0438c r4:84b04000 [ 1327.230795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.230867][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.230911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.230962][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.230985][ T32] r4:849f2f80 [ 1327.231004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.231051][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.231074][ T32] r4:00000001 [ 1327.231115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.231155][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.231215][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.231269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.231319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.231373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1327.231471][ T32] INFO: task kworker/1:253:3813 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.231958][ T32] r5:84a38000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.232163][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.232603][ T32] r5:84b1ff8c r4:84b1fc00 ** 2 printk messages dropped ** [ 1327.232717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.233023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1327.233768][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1327.234107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 12 printk messages dropped ** [ 1327.234616][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 7 printk messages dropped ** [ 1327.234969][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1327.235196][ T32] INFO: task kworker/1:254:3814 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.235662][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1327.236249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.236532][ T32] r10:61c88647 r9:84b4c800 r8:849eb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.236964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.261639][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1327.261908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1327.262374][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1327.262685][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 2 printk messages dropped ** [ 1327.262816][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.262842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.262869][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.262896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.262925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.262947][ T32] r4:842ee080 [ 1327.262997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.263030][ T32] INFO: task kworker/1:255:3817 blocked for more than 453 seconds. [ 1327.263061][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.263085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.263105][ T32] task:kworker/1:255 state:D stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.263150][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.263190][ T32] Call trace: [ 1327.263219][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.263266][ T32] r10:8291a684 r9:e05cdd84 r8:00000002 r7:60000013 r6:e05cdd8c r5:848ad400 [ 1327.263288][ T32] r4:848ad400 [ 1327.263308][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.263349][ T32] r5:848ad400 r4:8291a680 [ 1327.263368][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.263407][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.263448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05cde08 [ 1327.263471][ T32] r4:00000000 [ 1327.263489][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.263523][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.263557][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.263614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3780 [ 1327.263644][ T32] r4:00000000 [ 1327.263663][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.263715][ T32] r9:83018205 r8:848ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1327.263758][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.263806][ T32] r5:00001000 r4:df9c7000 [ 1327.263826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.263864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.263907][ T32] r5:8500c38c r4:8500c000 [ 1327.263925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.264004][ T32] r7:ddde2d80 r6:83018200 r5:8500c38c r4:849eb780 [ 1327.264050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.264100][ T32] r10:61c88647 r9:848ad400 r8:849eb7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.264122][ T32] r4:849eb780 [ 1327.264173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.264222][ T32] r10:00000000 r9:849eb780 r8:80287e08 r7:e04ede60 r6:849eb800 r5:848ad400 [ 1327.264244][ T32] r4:00000001 [ 1327.264264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.264325][ T32] Exception stack(0xe05cdfb0 to 0xe05cdff8) [ 1327.264362][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.264421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.264451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.264480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.264503][ T32] r4:84af38c0 [ 1327.264866][ T32] INFO: task kworker/1:255:3817 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.264899][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.265023][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.265069][ T32] Call trace: [ 1327.265098][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.265148][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.265180][ T32] r4:00000000 [ 1327.265204][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.265273][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.265303][ T32] 1d20: 9816e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.265332][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.265356][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.265380][ T32] r5:800f0013 r4:80239bb0 [ 1327.265399][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.265441][ T32] r4:82ac21e4 [ 1327.265460][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.265503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 6 printk messages dropped ** [ 1327.265737][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.266137][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1327.266390][ T32] INFO: task kworker/1:256:3819 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.266834][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.267230][ T32] r5:00001000 r4:dfa71000 ** 3 printk messages dropped ** [ 1327.282895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1327.283320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.284068][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.284206][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1327.284554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 4 printk messages dropped ** [ 1327.284739][ T32] r5:00001000 r4:e0027000 [ 1327.284760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.284800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.284863][ T32] r5:84b0438c r4:84b04000 [ 1327.284887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.284936][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.284957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.285003][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.285025][ T32] r4:849f2f80 [ 1327.285043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.285089][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.285132][ T32] r4:00000001 [ 1327.285155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.285191][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.285217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.285245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.285314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.285347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.285370][ T32] r4:842ee080 [ 1327.285390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.285426][ T32] INFO: task kworker/1:257:3821 blocked for more than 453 seconds. [ 1327.285457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.285492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.285538][ T32] task:kworker/1:257 state:D stack:0 pid:3821 tgid:3821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.285587][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.285673][ T32] Call trace: [ 1327.285711][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.285760][ T32] r10:8291a684 r9:e05fdd84 r8:00000002 r7:60000013 r6:e05fdd8c r5:84a28c00 [ 1327.285783][ T32] r4:84a28c00 [ 1327.285822][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.285879][ T32] r5:84a28c00 r4:8291a680 [ 1327.285901][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.285967][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.286115][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.286517][ T32] r5:8500db8c r4:8500d800 [ 1327.286547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.286806][ T32] r10:00000000 r9:849eb900 r8:80287e08 r7:e05f5e60 r6:84ae6580 r5:84a28c00 ** 9 printk messages dropped ** [ 1327.287302][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.302201][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1327.302435][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 10 printk messages dropped ** [ 1327.303028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1327.303155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.303195][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.303221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.303249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.303276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.303318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.303346][ T32] r4:842ee080 [ 1327.303368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.303493][ T32] INFO: task kworker/1:258:3823 blocked for more than 453 seconds. [ 1327.303528][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.303554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.303576][ T32] task:kworker/1:258 state:D stack:0 pid:3823 tgid:3823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.303622][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.303733][ T32] Call trace: [ 1327.303810][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.303862][ T32] r10:8291a684 r9:e0605d84 r8:00000002 r7:60000113 r6:e0605d8c r5:84a2b000 [ 1327.303885][ T32] r4:84a2b000 [ 1327.303905][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.303984][ T32] r5:84a2b000 r4:8291a680 [ 1327.304039][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.304083][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.304126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0605e08 [ 1327.304148][ T32] r4:00000000 [ 1327.304167][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.304235][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.304274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.304315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3d00 [ 1327.304393][ T32] r4:00000000 [ 1327.304416][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.304463][ T32] r9:83018205 r8:84a2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1327.304505][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.304584][ T32] r5:00001000 r4:dfadf000 [ 1327.304607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.304693][ T32] r5:8500cf8c r4:8500cc00 ** 1 printk messages dropped ** [ 1327.304798][ T32] r7:ddde2d80 r6:83018200 r5:8500cf8c r4:849eb980 ** 5 printk messages dropped ** [ 1327.305016][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.305240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.306046][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1327.306325][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.306616][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.307064][ T32] r5:84b0438c r4:84b04000 ** 5 printk messages dropped ** [ 1327.320398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.320894][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1327.321093][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.321455][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.321926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1327.322213][ T32] r7:ddde2d80 r6:83018200 r5:8500d38c r4:849eba00 ** 5 printk messages dropped ** [ 1327.322476][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.322639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1327.323267][ T32] Call trace: [ 1327.323326][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.323381][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.323404][ T32] r4:00000000 [ 1327.323444][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.323526][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.323557][ T32] 1d20: 98f86000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.323587][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.323612][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.323650][ T32] r5:800f0013 r4:80239bb0 [ 1327.323707][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.323753][ T32] r4:82ac21e4 [ 1327.323773][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.323842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.323868][ T32] r4:e0171dc0 [ 1327.323887][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.323957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.323982][ T32] r4:00000000 [ 1327.324004][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.324049][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.324070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.324125][ T32] r5:00001000 r4:e0027000 [ 1327.324188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.324233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.324312][ T32] r5:84b0438c r4:84b04000 [ 1327.324366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.324415][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.324436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.324484][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.324543][ T32] r4:849f2f80 [ 1327.324595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.324645][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.324668][ T32] r4:00000001 [ 1327.324705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.324765][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.324820][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.324851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.324880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.324909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.324930][ T32] r4:842ee080 [ 1327.324950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.324973][ T32] INFO: task kworker/1:260:3827 blocked for more than 453 seconds. [ 1327.325000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.325024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.325045][ T32] task:kworker/1:260 state:D stack:0 pid:3827 tgid:3827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.325088][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.325155][ T32] Call trace: [ 1327.325215][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.325266][ T32] r10:8291a684 r9:e0621d84 r8:00000002 r7:60000113 r6:e0621d8c r5:84a2a400 [ 1327.325288][ T32] r4:84a2a400 [ 1327.325335][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.325407][ T32] r5:84a2a400 r4:8291a680 ** 2 printk messages dropped ** [ 1327.325541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 ** 9 printk messages dropped ** [ 1327.325871][ T32] r5:00001000 r4:dfd11000 ** 2 printk messages dropped ** [ 1327.325971][ T32] r5:8500d78c r4:8500d400 [ 1327.325990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.326251][ T32] r10:00000000 r9:849eba80 r8:80287e08 r7:e05fde60 r6:84ae6700 r5:84a2a400 ** 10 printk messages dropped ** [ 1327.326880][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.327149][ T32] 1d20: 98f86000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 12 printk messages dropped ** [ 1327.350433][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 6 printk messages dropped ** [ 1327.350666][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.350825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.350892][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.350915][ T32] r4:849f2f80 [ 1327.350936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.350989][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.351011][ T32] r4:00000001 [ 1327.351031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.351068][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.351155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.351189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.351217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.351246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.351268][ T32] r4:842ee080 [ 1327.351290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.351317][ T32] INFO: task kworker/1:261:3829 blocked for more than 453 seconds. [ 1327.351348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.351372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.351393][ T32] task:kworker/1:261 state:D stack:0 pid:3829 tgid:3829 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.351696][ T32] r4:84a2c800 ** 4 printk messages dropped ** [ 1327.351861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 ** 7 printk messages dropped ** [ 1327.352096][ T32] r9:83018205 r8:84a2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1327.352320][ T32] r5:8500e38c r4:8500e000 ** 2 printk messages dropped ** [ 1327.352405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.352734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.353514][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.353784][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1327.354224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1327.354672][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 7 printk messages dropped ** [ 1327.355003][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1327.355263][ T32] INFO: task kworker/1:262:3830 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.355824][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.356361][ T32] r5:00001000 r4:dfd79000 ** 2 printk messages dropped ** [ 1327.356458][ T32] r5:8500df8c r4:8500dc00 ** 4 printk messages dropped ** [ 1327.356632][ T32] r4:849ebb80 ** 6 printk messages dropped ** [ 1327.356968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.374568][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.374922][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1327.375447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 12 printk messages dropped ** [ 1327.376805][ T32] r4:849f2f80 ** 4 printk messages dropped ** [ 1327.377188][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 7 printk messages dropped ** [ 1327.391257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1327.391577][ T32] r4:84a2ec00 ** 4 printk messages dropped ** [ 1327.391805][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 ** 3 printk messages dropped ** [ 1327.391931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.391978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee700 [ 1327.392003][ T32] r4:00000000 [ 1327.392024][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.392095][ T32] r9:83018205 r8:84a2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1327.392142][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.392192][ T32] r5:00001000 r4:e04fd000 [ 1327.392214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.392257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.392301][ T32] r5:8501078c r4:85010400 [ 1327.392322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.392372][ T32] r7:ddde2d80 r6:83018200 r5:8501078c r4:849ebc00 [ 1327.392404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.392481][ T32] r10:61c88647 r9:84a2ec00 r8:849ebc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.392545][ T32] r4:849ebc00 [ 1327.392600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.392654][ T32] r10:00000000 r9:849ebc00 r8:80287e08 r7:e0619e60 r6:84ae6880 r5:84a2ec00 [ 1327.392713][ T32] r4:00000001 [ 1327.392739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.392782][ T32] Exception stack(0xe063dfb0 to 0xe063dff8) [ 1327.392812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.392843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.392872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.392901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.392925][ T32] r4:849e1300 [ 1327.393329][ T32] INFO: task kworker/1:263:3833 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.393387][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.393447][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.393557][ T32] Call trace: [ 1327.393642][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.393704][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.393729][ T32] r4:00000000 [ 1327.393790][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.393863][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.393896][ T32] 1d20: 997f7000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.393965][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.394024][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.394051][ T32] r5:800f0013 r4:80239bb0 [ 1327.394072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.394142][ T32] r4:82ac21e4 [ 1327.394166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.394239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.394264][ T32] r4:e0171dc0 [ 1327.394284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.394351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.394377][ T32] r4:00000000 [ 1327.394397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.394461][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.394486][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.394528][ T32] r5:00001000 r4:e0027000 [ 1327.394548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.394587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.394629][ T32] r5:84b0438c r4:84b04000 [ 1327.394649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.394710][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.394757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.394850][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.394876][ T32] r4:849f2f80 [ 1327.394895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.394962][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.394989][ T32] r4:00000001 [ 1327.395008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.395044][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.395072][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.395101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.395128][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.395157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.395178][ T32] r4:842ee080 [ 1327.395208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.395235][ T32] INFO: task kworker/1:264:3834 blocked for more than 453 seconds. [ 1327.395283][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.395331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.395354][ T32] task:kworker/1:264 state:D stack:0 pid:3834 tgid:3834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.395400][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.395440][ T32] Call trace: [ 1327.395490][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.395541][ T32] r10:8291a684 r9:e064dd84 r8:00000002 r7:60000013 r6:e064dd8c r5:84a2bc00 ** 5 printk messages dropped ** [ 1327.395785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 ** 10 printk messages dropped ** [ 1327.396248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.396515][ T32] r10:61c88647 r9:84a2bc00 r8:849ebcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.396824][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.417754][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.418108][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.418554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1327.419375][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.420024][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1327.420736][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1327.421579][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.422291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.422726][ T32] r10:61c88647 r9:84a2e000 r8:849ebd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.422805][ T32] r4:849ebd00 [ 1327.422850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.422978][ T32] r10:00000000 r9:849ebd00 r8:80287e08 r7:e063de60 r6:84ae6980 r5:84a2e000 [ 1327.423053][ T32] r4:00000001 [ 1327.423097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.423186][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1327.423241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.423323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.423414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.423487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.423530][ T32] r4:849e16c0 [ 1327.424181][ T32] INFO: task kworker/1:265:3836 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.424253][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.424368][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.424583][ T32] Call trace: [ 1327.424648][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.424762][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.424815][ T32] r4:00000000 [ 1327.424862][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.424946][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.425003][ T32] 1d20: 99e5d000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.425070][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.425127][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.425169][ T32] r5:800f0013 r4:80239bb0 [ 1327.425213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.425292][ T32] r4:82ac21e4 [ 1327.425329][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.425412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.425456][ T32] r4:e0171dc0 [ 1327.425498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.425581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.425622][ T32] r4:00000000 [ 1327.425707][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.425799][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.425838][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.425919][ T32] r5:00001000 r4:e0027000 [ 1327.425967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.426042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.426122][ T32] r5:84b0438c r4:84b04000 [ 1327.426191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.426287][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.426338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.426495][ T32] r4:849f2f80 ** 5 printk messages dropped ** [ 1327.426894][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.427270][ T32] INFO: task kworker/1:266:3839 blocked for more than 453 seconds. [ 1327.449511][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.449632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.449710][ T32] task:kworker/1:266 state:D stack:0 pid:3839 tgid:3839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.449784][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.449881][ T32] Call trace: [ 1327.449941][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.450013][ T32] r10:8291a684 r9:e0689d84 r8:00000002 r7:60000113 r6:e0689d8c r5:84a20c00 [ 1327.450041][ T32] r4:84a20c00 [ 1327.450092][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.450143][ T32] r5:84a20c00 r4:8291a680 [ 1327.450196][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.450241][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.450287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0689e08 [ 1327.450310][ T32] r4:00000000 [ 1327.450329][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.450365][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.450404][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.450448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1640 [ 1327.450471][ T32] r4:00000000 [ 1327.450492][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.450554][ T32] r9:83018205 r8:84a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.450581][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1327.450649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.450760][ T32] r5:8500ef8c r4:8500ec00 ** 3 printk messages dropped ** [ 1327.450955][ T32] r10:61c88647 r9:84a20c00 r8:849ebdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1327.452142][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 16 printk messages dropped ** [ 1327.452690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1327.453399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1327.453759][ T32] r4:84a20000 [ 1327.453783][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.453827][ T32] r5:84a20000 r4:8291a680 [ 1327.453846][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.453885][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.453927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0691e08 [ 1327.453948][ T32] r4:00000000 [ 1327.453968][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1327.454077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e17c0 ** 11 printk messages dropped ** [ 1327.454836][ T32] r10:61c88647 r9:84a20000 r8:849ebe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1327.455788][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 19 printk messages dropped ** [ 1327.456447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1327.457079][ T32] r4:842ee080 ** 15 printk messages dropped ** [ 1327.478694][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1327.479322][ T32] r7:ddde2d80 r6:83018200 r5:8500f78c r4:849ebe80 ** 13 printk messages dropped ** [ 1327.480113][ T32] INFO: task kworker/1:268:3843 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 8 printk messages dropped ** [ 1327.480508][ T32] 1d20: 9a864000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.480585][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.480638][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.480695][ T32] r5:800f0013 r4:80239bb0 [ 1327.480724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.480766][ T32] r4:82ac21e4 [ 1327.480787][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.480830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.480852][ T32] r4:e0171dc0 [ 1327.480870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.480914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.480936][ T32] r4:00000000 [ 1327.480955][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.481016][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.481139][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.481186][ T32] r5:00001000 r4:e0027000 [ 1327.481206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.481246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.481294][ T32] r5:84b0438c r4:84b04000 [ 1327.481317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.481365][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.481576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.481630][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.481683][ T32] r4:849f2f80 [ 1327.481710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.481764][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.481788][ T32] r4:00000001 [ 1327.481808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.481844][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.481871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.481899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.481943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.482230][ T32] task:kworker/1:269 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.482657][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.483091][ T32] r5:8500fb8c r4:8500f800 [ 1327.483115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.483164][ T32] r7:ddde2d80 r6:83018200 r5:8500fb8c r4:849ebf00 [ 1327.483185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.483233][ T32] r10:61c88647 r9:84a23c00 r8:849ebf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.483255][ T32] r4:849ebf00 [ 1327.483273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.483317][ T32] r10:00000000 r9:849ebf00 r8:80287e08 r7:e063de60 r6:84ae6b80 r5:84a23c00 [ 1327.483339][ T32] r4:00000001 [ 1327.483386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.483426][ T32] Exception stack(0xe069dfb0 to 0xe069dff8) [ 1327.483455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.483484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.483817][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1327.484591][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1327.485047][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1327.485542][ T32] task:kworker/1:270 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1327.486250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.486592][ T32] r10:61c88647 r9:84a23000 r8:849ebfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1327.508898][ T32] Call trace: ** 10 printk messages dropped ** [ 1327.509295][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1327.509660][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.509684][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.509741][ T32] r5:00001000 r4:e0027000 [ 1327.509764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.509805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.509847][ T32] r5:84b0438c r4:84b04000 [ 1327.509868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.509944][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.509972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.510021][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.510046][ T32] r4:849f2f80 [ 1327.510065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.510111][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.510134][ T32] r4:00000001 [ 1327.510153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.510224][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.510280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.510313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.510382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.510443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.510469][ T32] r4:842ee080 [ 1327.510494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.510557][ T32] INFO: task kworker/1:271:3848 blocked for more than 454 seconds. [ 1327.510592][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.510617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1327.510708][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.510878][ T32] r4:84a24800 [ 1327.510898][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.510948][ T32] r5:84a24800 r4:8291a680 [ 1327.510967][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.511267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1d40 ** 8 printk messages dropped ** [ 1327.511620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1327.512518][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1327.513021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 16 printk messages dropped ** [ 1327.513588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 18 printk messages dropped ** [ 1327.514286][ T32] r4:84a22400 ** 8 printk messages dropped ** [ 1327.514697][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1327.515275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1327.516061][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.516103][ T32] Call trace: [ 1327.516179][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.516233][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.516255][ T32] r4:00000000 [ 1327.516275][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.516314][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.516343][ T32] 1d20: 9ac69000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.516370][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.516396][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.516419][ T32] r5:800f0013 r4:80239bb0 [ 1327.516439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.516478][ T32] r4:82ac21e4 [ 1327.516497][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.516601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.516629][ T32] r4:e0171dc0 [ 1327.516649][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.516736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.516763][ T32] r4:00000000 [ 1327.516784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.516855][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.516890][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.516933][ T32] r5:00001000 r4:e0027000 [ 1327.516954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.517025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.517071][ T32] r5:84b0438c r4:84b04000 [ 1327.517092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.517137][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.517187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.517241][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.551033][ T32] r4:849f2f80 [ 1327.551124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.551241][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1327.551522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.552054][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.552365][ T32] r4:84a26000 [ 1327.552401][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.552488][ T32] r5:84a26000 r4:8291a680 [ 1327.552589][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.552674][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.552764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ade08 [ 1327.552814][ T32] r4:00000000 [ 1327.552854][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.552924][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.552994][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.553076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee9c0 [ 1327.553126][ T32] r4:00000000 [ 1327.553165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.553255][ T32] r9:83018205 r8:84a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 2 printk messages dropped ** [ 1327.553429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.553510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.553593][ T32] r5:8501138c r4:85011000 [ 1327.553637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.553731][ T32] r7:ddde2d80 r6:83018200 r5:8501138c r4:84b54100 [ 1327.553772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.553867][ T32] r10:61c88647 r9:84a26000 r8:84b5412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1327.554118][ T32] r10:00000000 r9:84b54100 r8:80287e08 r7:e06b5e60 r6:84ae6d80 r5:84a26000 ** 8 printk messages dropped ** [ 1327.555217][ T32] INFO: task kworker/1:273:3854 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 9 printk messages dropped ** [ 1327.556073][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 8 printk messages dropped ** [ 1327.556679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1327.566815][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.567763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.568073][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.568105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.568169][ T32] task:kworker/1:274 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.568290][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.568405][ T32] Call trace: [ 1327.568472][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.568573][ T32] r10:8291a684 r9:e06b9d84 r8:00000002 r7:60000013 r6:e06b9d8c r5:84a26c00 [ 1327.568649][ T32] r4:84a26c00 [ 1327.568721][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.568807][ T32] r5:84a26c00 r4:8291a680 [ 1327.568847][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.568927][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.569041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 1327.569093][ T32] r4:00000000 [ 1327.569132][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.569204][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.569276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.569358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae8e80 ** 7 printk messages dropped ** [ 1327.569953][ T32] r5:85010f8c r4:85010c00 [ 1327.569997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.570223][ T32] r10:61c88647 r9:84a26c00 r8:84b541ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.570825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1327.571526][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.571774][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1327.572052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1327.572445][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 6 printk messages dropped ** [ 1327.572850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.573390][ T32] INFO: task kworker/1:275:3857 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1327.573992][ T32] r4:84a25400 [ 1327.574040][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.574147][ T32] r5:84a25400 r4:8291a680 [ 1327.574189][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.574269][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.574358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06bde08 [ 1327.574404][ T32] r4:00000000 [ 1327.574446][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.574533][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.574605][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.574687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53480 [ 1327.574741][ T32] r4:00000000 [ 1327.574821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.574915][ T32] r9:83018205 r8:84a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1327.574957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.575055][ T32] r5:00001000 r4:e06d7000 [ 1327.575122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.575218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.575305][ T32] r5:8501178c r4:85011400 [ 1327.575348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.575490][ T32] r7:ddde2d80 r6:83018200 r5:8501178c r4:84b54200 [ 1327.575538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.575626][ T32] r10:61c88647 r9:84a25400 r8:84b5422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.575681][ T32] r4:84b54200 [ 1327.575734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.575822][ T32] r10:00000000 r9:84b54200 r8:80287e08 r7:e06ade60 r6:84ae6e80 r5:84a25400 [ 1327.575866][ T32] r4:00000001 [ 1327.575908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.575995][ T32] Exception stack(0xe06bdfb0 to 0xe06bdff8) [ 1327.576058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.576115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.576163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.576250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.576332][ T32] r4:849e1ec0 [ 1327.576627][ T32] INFO: task kworker/1:275:3857 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.576710][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.576913][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.577088][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.607996][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1327.608428][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1327.609243][ T32] r5:84b0438c r4:84b04000 ** 5 printk messages dropped ** [ 1327.609606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1327.610733][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1327.611776][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1327.612706][ T32] r10:61c88647 r9:84b4d400 r8:84b542ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.613281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.613334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.613387][ T32] r4:84ae8e40 [ 1327.613914][ T32] INFO: task kworker/1:276:3859 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.613982][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.614109][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.614198][ T32] Call trace: [ 1327.614319][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.614437][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.614492][ T32] r4:00000000 [ 1327.614531][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.614614][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.614665][ T32] 1d20: 9b847000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.614790][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.614854][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.614901][ T32] r5:800f0013 r4:80239bb0 [ 1327.614945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.615264][ T32] r4:82ac21e4 [ 1327.615338][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.615448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.615511][ T32] r4:e0171dc0 [ 1327.615638][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.615823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.615902][ T32] r4:00000000 [ 1327.615960][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.616107][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 9 printk messages dropped ** [ 1327.617133][ T32] r4:849f2f80 ** 8 printk messages dropped ** [ 1327.637224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1327.638396][ T32] r5:848a8c00 r4:8291a680 ** 8 printk messages dropped ** [ 1327.639040][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.639496][ T32] r5:84b95f8c r4:84b95c00 ** 3 printk messages dropped ** [ 1327.639771][ T32] r10:61c88647 r9:848a8c00 r8:84ae6fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.639992][ T32] r10:00000000 r9:84ae6f80 r8:80287e08 r7:e054de60 r6:84b54300 r5:848a8c00 [ 1327.640045][ T32] r4:00000001 [ 1327.640082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.640158][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1327.640208][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.640266][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.640318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.640376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.640423][ T32] r4:84b56b00 [ 1327.641085][ T32] INFO: task kworker/0:97:3862 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.641153][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.641260][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.641346][ T32] Call trace: [ 1327.641404][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.641509][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.641558][ T32] r4:00000000 [ 1327.641600][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.641682][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.641741][ T32] 1d20: 9ba4c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.641803][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.641863][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.641915][ T32] r5:800f0013 r4:80239bb0 [ 1327.641955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.642036][ T32] r4:82ac21e4 [ 1327.642082][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.642180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.642225][ T32] r4:e0171dc0 [ 1327.642268][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.642349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.642395][ T32] r4:00000000 [ 1327.642436][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.642521][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.642600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.642685][ T32] r5:00001000 r4:e0027000 [ 1327.642736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.642826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.642909][ T32] r5:84b0438c r4:84b04000 [ 1327.642948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.643039][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.643087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.643179][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.643229][ T32] r4:849f2f80 [ 1327.643276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.643388][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.643445][ T32] r4:00000001 [ 1327.643484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.643554][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.643602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.643694][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.643754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.643860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.643911][ T32] r4:842ee080 [ 1327.643959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.644007][ T32] INFO: task kworker/0:98:3863 blocked for more than 454 seconds. [ 1327.644077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.644121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.644169][ T32] task:kworker/0:98 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.644255][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.644334][ T32] Call trace: [ 1327.644395][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.644529][ T32] r10:8291a684 r9:e06cdd84 r8:00000002 r7:60000113 r6:e06cdd8c r5:848aa400 [ 1327.644582][ T32] r4:848aa400 [ 1327.644645][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.644734][ T32] r5:848aa400 r4:8291a680 [ 1327.644780][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.644859][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.644950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 [ 1327.644995][ T32] r4:00000000 [ 1327.645057][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.645152][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.645227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.645320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56d00 [ 1327.645371][ T32] r4:00000000 [ 1327.645410][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.645533][ T32] r9:83018005 r8:848aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1327.645609][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.645700][ T32] r5:00001000 r4:e066d000 [ 1327.645740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.645822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.645908][ T32] r5:84b94b8c r4:84b94800 [ 1327.645946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.646038][ T32] r7:dddced80 r6:83018000 r5:84b94b8c r4:84b5a000 [ 1327.646084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.646174][ T32] r10:61c88647 r9:848aa400 r8:84b5a02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.646217][ T32] r4:84b5a000 [ 1327.646280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.646378][ T32] r10:00000000 r9:84b5a000 r8:80287e08 r7:e06c9e60 r6:84b54380 r5:848aa400 [ 1327.646437][ T32] r4:00000001 [ 1327.646511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.646584][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1327.646641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.646719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.646800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.646853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.646902][ T32] r4:84b56b00 [ 1327.647262][ T32] INFO: task kworker/0:98:3863 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.680445][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.680644][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.680769][ T32] Call trace: [ 1327.680829][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.680950][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.681001][ T32] r4:00000000 [ 1327.681046][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.681124][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.681185][ T32] 1d20: 9c38c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.681242][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.681291][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.681340][ T32] r5:800f0013 r4:80239bb0 [ 1327.681380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.681498][ T32] r4:82ac21e4 [ 1327.681584][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.681672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.681725][ T32] r4:e0171dc0 [ 1327.681769][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.681852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.681895][ T32] r4:00000000 [ 1327.681936][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.682030][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.682076][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.682161][ T32] r5:00001000 r4:e0027000 [ 1327.682200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.682280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.682364][ T32] r5:84b0438c r4:84b04000 [ 1327.682406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.682495][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.682543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.682633][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.682685][ T32] r4:849f2f80 [ 1327.682731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.682837][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.682886][ T32] r4:00000001 [ 1327.682927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.683002][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.683049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.683112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.683179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.683244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.683285][ T32] r4:842ee080 [ 1327.683334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.683408][ T32] INFO: task kworker/0:99:3864 blocked for more than 454 seconds. [ 1327.683472][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.683519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.683582][ T32] task:kworker/0:99 state:D stack:0 pid:3864 tgid:3864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.683695][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.683792][ T32] Call trace: [ 1327.683856][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.683949][ T32] r10:8291a684 r9:e06d5d84 r8:00000002 r7:60000113 r6:e06d5d8c r5:848a6000 [ 1327.683992][ T32] r4:848a6000 [ 1327.684040][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.684123][ T32] r5:848a6000 r4:8291a680 [ 1327.684161][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.684243][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.684326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 [ 1327.684368][ T32] r4:00000000 [ 1327.684405][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.684472][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.684545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.684629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56500 [ 1327.684674][ T32] r4:00000000 [ 1327.684772][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.684875][ T32] r9:83018005 r8:848a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1327.684917][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.685000][ T32] r5:00001000 r4:e06fb000 [ 1327.685047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.685166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.685253][ T32] r5:84b94f8c r4:84b94c00 [ 1327.685289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.685374][ T32] r7:dddced80 r6:83018000 r5:84b94f8c r4:84b5a080 [ 1327.685446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.685544][ T32] r10:61c88647 r9:848a6000 r8:84b5a0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.685606][ T32] r4:84b5a080 [ 1327.685644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.685770][ T32] r10:00000000 r9:84b5a080 r8:80287e08 r7:e06c9e60 r6:84b54400 r5:848a6000 [ 1327.685819][ T32] r4:00000001 [ 1327.685881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.685957][ T32] Exception stack(0xe06d5fb0 to 0xe06d5ff8) [ 1327.686011][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.686066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.686121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.686172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.686224][ T32] r4:84b56c40 [ 1327.686891][ T32] INFO: task kworker/0:99:3864 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.686960][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.687069][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.687156][ T32] Call trace: [ 1327.687212][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.699978][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.700081][ T32] r4:00000000 [ 1327.700127][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.700228][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.700326][ T32] 1d20: 9c38c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.700443][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.700500][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.700550][ T32] r5:800f0013 r4:80239bb0 [ 1327.700593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.700675][ T32] r4:82ac21e4 [ 1327.700729][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.700812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.700862][ T32] r4:e0171dc0 [ 1327.700898][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.700986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.701036][ T32] r4:00000000 [ 1327.701102][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.701194][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.701243][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.701334][ T32] r5:00001000 r4:e0027000 [ 1327.701371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.701473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.701560][ T32] r5:84b0438c r4:84b04000 [ 1327.701642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.701744][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.701806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.701923][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.701978][ T32] r4:849f2f80 [ 1327.702018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.702135][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.702205][ T32] r4:00000001 [ 1327.702248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.702322][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.702376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.702428][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.702484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.702537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.702587][ T32] r4:842ee080 [ 1327.702642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.702719][ T32] INFO: task kworker/1:277:3868 blocked for more than 454 seconds. [ 1327.702793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.702841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.702892][ T32] task:kworker/1:277 state:D stack:0 pid:3868 tgid:3868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.703004][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.703091][ T32] Call trace: [ 1327.703149][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.703241][ T32] r10:8291a684 r9:e06d1d84 r8:00000002 r7:60000013 r6:e06d1d8c r5:848aec00 [ 1327.703290][ T32] r4:848aec00 [ 1327.703350][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.703435][ T32] r5:848aec00 r4:8291a680 [ 1327.703500][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.703583][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.703671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 [ 1327.703722][ T32] r4:00000000 [ 1327.703765][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.703882][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.703959][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.704040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53840 [ 1327.704104][ T32] r4:00000000 [ 1327.704159][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.704245][ T32] r9:83018205 r8:848aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.704290][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.704375][ T32] r5:00001000 r4:e06e9000 [ 1327.704411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.704513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.704599][ T32] r5:8501238c r4:85012000 [ 1327.704708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.704800][ T32] r7:ddde2d80 r6:83018200 r5:8501238c r4:84b54500 [ 1327.704839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.704933][ T32] r10:61c88647 r9:848aec00 r8:84b5452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.704986][ T32] r4:84b54500 [ 1327.705023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.705111][ T32] r10:00000000 r9:84b54500 r8:80287e08 r7:e06c1e60 r6:84b54580 r5:848aec00 [ 1327.705157][ T32] r4:00000001 [ 1327.705196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.705308][ T32] Exception stack(0xe06d1fb0 to 0xe06d1ff8) [ 1327.705366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.705490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.705555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.705610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.705659][ T32] r4:84b535c0 [ 1327.706309][ T32] INFO: task kworker/1:277:3868 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.706370][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.706508][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.706593][ T32] Call trace: [ 1327.706825][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.706927][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.706974][ T32] r4:00000000 [ 1327.707021][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.707098][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.707177][ T32] 1d20: 9c38c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.707289][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.727810][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.727864][ T32] r5:800f0013 r4:80239bb0 [ 1327.727915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.728000][ T32] r4:82ac21e4 [ 1327.728034][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.728109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.728150][ T32] r4:e0171dc0 [ 1327.728184][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.728262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.728328][ T32] r4:00000000 [ 1327.728366][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.728457][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.728501][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.728587][ T32] r5:00001000 r4:e0027000 [ 1327.728632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.728719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.728801][ T32] r5:84b0438c r4:84b04000 [ 1327.728849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.728943][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.728973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.729028][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.729051][ T32] r4:849f2f80 [ 1327.729071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.729119][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.729143][ T32] r4:00000001 [ 1327.729162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.729200][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.729228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.729276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.729308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.729338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.729362][ T32] r4:842ee080 [ 1327.729386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.729417][ T32] INFO: task kworker/1:278:3869 blocked for more than 454 seconds. [ 1327.729450][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.729475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.729497][ T32] task:kworker/1:278 state:D stack:0 pid:3869 tgid:3869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.729570][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.729650][ T32] Call trace: [ 1327.729717][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.729806][ T32] r10:8291a684 r9:e0625d84 r8:00000002 r7:60000113 r6:e0625d8c r5:848ae000 [ 1327.729833][ T32] r4:848ae000 [ 1327.729877][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.729954][ T32] r5:848ae000 r4:8291a680 [ 1327.729998][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.730076][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.730158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0625e08 [ 1327.730203][ T32] r4:00000000 [ 1327.730239][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.730308][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.730377][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.730458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53600 [ 1327.730502][ T32] r4:00000000 [ 1327.730539][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.730624][ T32] r9:83018205 r8:848ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.730783][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.730874][ T32] r5:00001000 r4:e06e3000 [ 1327.730919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.730998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.731080][ T32] r5:85011f8c r4:85011c00 [ 1327.731125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.731225][ T32] r7:ddde2d80 r6:83018200 r5:85011f8c r4:84b54600 [ 1327.731279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.731391][ T32] r10:61c88647 r9:848ae000 r8:84b5462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.731450][ T32] r4:84b54600 [ 1327.731487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.731581][ T32] r10:00000000 r9:84b54600 r8:80287e08 r7:e06d1e60 r6:84b54680 r5:848ae000 [ 1327.731699][ T32] r4:00000001 [ 1327.731753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.731842][ T32] Exception stack(0xe0625fb0 to 0xe0625ff8) [ 1327.731920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.732011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.732065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.732163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.732227][ T32] r4:84b535c0 [ 1327.732925][ T32] INFO: task kworker/1:278:3869 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.733015][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.733140][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.733242][ T32] Call trace: [ 1327.733339][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.733436][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.733490][ T32] r4:00000000 [ 1327.733530][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.733609][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.733674][ T32] 1d20: 9c817000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.733734][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.733788][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.733834][ T32] r5:800f0013 r4:80239bb0 [ 1327.733876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.733957][ T32] r4:82ac21e4 [ 1327.734015][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.734114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.734185][ T32] r4:e0171dc0 [ 1327.734223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.734312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.734357][ T32] r4:00000000 [ 1327.734399][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.734488][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.734528][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.734612][ T32] r5:00001000 r4:e0027000 [ 1327.734659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.734755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.734849][ T32] r5:84b0438c r4:84b04000 [ 1327.734896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.734989][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.735033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.735123][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.735192][ T32] r4:849f2f80 [ 1327.735257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.735351][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.735458][ T32] r4:00000001 [ 1327.735504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.735576][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.735627][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.735701][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.735762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.735815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.735864][ T32] r4:842ee080 [ 1327.735903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.735966][ T32] INFO: task kworker/1:279:3872 blocked for more than 454 seconds. [ 1327.736021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.736083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.736119][ T32] task:kworker/1:279 state:D stack:0 pid:3872 tgid:3872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.736205][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.736301][ T32] Call trace: [ 1327.736388][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.736479][ T32] r10:8291a684 r9:e0505d84 r8:00000002 r7:60000113 r6:e0505d8c r5:84bd0000 [ 1327.736521][ T32] r4:84bd0000 [ 1327.736586][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.736668][ T32] r5:84bd0000 r4:8291a680 [ 1327.736761][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.736842][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.736925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0505e08 [ 1327.736972][ T32] r4:00000000 [ 1327.737010][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.737092][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.737201][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.737285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a040 [ 1327.767795][ T32] r4:00000000 [ 1327.767839][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.767954][ T32] r9:83018205 r8:84bd0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1327.768008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.768105][ T32] r5:00001000 r4:dfb61000 [ 1327.768150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.768403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.768502][ T32] r5:8501378c r4:85013400 [ 1327.768597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.768704][ T32] r7:ddde2d80 r6:83018200 r5:8501378c r4:84b54700 [ 1327.768757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.768919][ T32] r10:61c88647 r9:84bd0000 r8:84b5472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.768975][ T32] r4:84b54700 [ 1327.769019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.769111][ T32] r10:00000000 r9:84b54700 r8:80287e08 r7:e06d1e60 r6:84b54780 r5:84bd0000 [ 1327.769157][ T32] r4:00000001 [ 1327.769198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.769278][ T32] Exception stack(0xe0505fb0 to 0xe0505ff8) [ 1327.769342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.769400][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.769453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.769513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.769558][ T32] r4:84b53800 [ 1327.770288][ T32] INFO: task kworker/1:279:3872 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.770360][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.770490][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.770663][ T32] Call trace: [ 1327.770747][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.770856][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.770887][ T32] r4:00000000 [ 1327.770907][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.770984][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.771055][ T32] 1d20: 9cf6e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.771088][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.771114][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.771181][ T32] r5:800f0013 r4:80239bb0 [ 1327.771205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.771247][ T32] r4:82ac21e4 [ 1327.771267][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.771311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.771334][ T32] r4:e0171dc0 [ 1327.771380][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.771463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.771489][ T32] r4:00000000 [ 1327.771548][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.771599][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.771621][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.771664][ T32] r5:00001000 r4:e0027000 [ 1327.771705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.771749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.771792][ T32] r5:84b0438c r4:84b04000 [ 1327.771811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.771856][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.771886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.771938][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.771990][ T32] r4:849f2f80 [ 1327.772014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.772062][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.772084][ T32] r4:00000001 [ 1327.772126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.772165][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.772192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.772219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.772245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.772310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.772336][ T32] r4:842ee080 [ 1327.772357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.772396][ T32] INFO: task kworker/1:280:3873 blocked for more than 454 seconds. [ 1327.772467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.772504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.772525][ T32] task:kworker/1:280 state:D stack:0 pid:3873 tgid:3873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.772571][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.772612][ T32] Call trace: [ 1327.772675][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.772733][ T32] r10:8291a684 r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:84bd0c00 [ 1327.772757][ T32] r4:84bd0c00 [ 1327.772802][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.772869][ T32] r5:84bd0c00 r4:8291a680 [ 1327.772893][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.772955][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.773003][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 [ 1327.773027][ T32] r4:00000000 [ 1327.773059][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.773098][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.773143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.773189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53a40 [ 1327.773213][ T32] r4:00000000 [ 1327.773253][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.773302][ T32] r9:83018205 r8:84bd0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1327.773334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.773399][ T32] r5:00001000 r4:e0701000 [ 1327.773423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.773464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.773505][ T32] r5:8501278c r4:85012400 [ 1327.773534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.773584][ T32] r7:ddde2d80 r6:83018200 r5:8501278c r4:84b54800 [ 1327.773618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.773709][ T32] r10:61c88647 r9:84bd0c00 r8:84b5482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.773738][ T32] r4:84b54800 [ 1327.773757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.773803][ T32] r10:00000000 r9:84b54800 r8:80287e08 r7:e0505e60 r6:84b54880 r5:84bd0c00 [ 1327.773845][ T32] r4:00000001 [ 1327.773876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.773939][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1327.773968][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.774013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.774065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.774105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.774143][ T32] r4:84b53800 [ 1327.774360][ T32] INFO: task kworker/1:280:3873 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.774390][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.774454][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.774526][ T32] Call trace: [ 1327.774584][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.774638][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.774662][ T32] r4:00000000 [ 1327.774682][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.774727][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.774755][ T32] 1d20: 9cf6e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.774819][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.774851][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.774877][ T32] r5:800f0013 r4:80239bb0 [ 1327.774898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.774942][ T32] r4:82ac21e4 [ 1327.774967][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.775033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.775061][ T32] r4:e0171dc0 [ 1327.775100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.775148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.775201][ T32] r4:00000000 [ 1327.775225][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.775272][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.775294][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.775337][ T32] r5:00001000 r4:e0027000 [ 1327.775378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.775422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.775464][ T32] r5:84b0438c r4:84b04000 [ 1327.775484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.775530][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.775551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.775618][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.775644][ T32] r4:849f2f80 [ 1327.775663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.775718][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.775742][ T32] r4:00000001 [ 1327.775792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.775840][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.775869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.775897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.775947][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.776000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.776027][ T32] r4:842ee080 [ 1327.776057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.776104][ T32] INFO: task kworker/0:100:3876 blocked for more than 454 seconds. [ 1327.776163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.776192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.776215][ T32] task:kworker/0:100 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.776285][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.776348][ T32] Call trace: [ 1327.776383][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.776433][ T32] r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000113 r6:e06f9d8c r5:84bd1800 [ 1327.776456][ T32] r4:84bd1800 [ 1327.776501][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.776548][ T32] r5:84bd1800 r4:8291a680 [ 1327.776588][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.776628][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.776670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 [ 1327.776698][ T32] r4:00000000 [ 1327.776722][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.776767][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.776805][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.776848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056100 [ 1327.776870][ T32] r4:00000000 [ 1327.776911][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.776960][ T32] r9:83018005 r8:84bd1800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1327.776981][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.777023][ T32] r5:00001000 r4:dfdb3000 [ 1327.777042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.777080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.777142][ T32] r5:84b9538c r4:84b95000 [ 1327.777173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.777222][ T32] r7:dddced80 r6:83018000 r5:84b9538c r4:84b5a100 [ 1327.777243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.794655][ T32] r10:61c88647 r9:84bd1800 r8:84b5a12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.794742][ T32] r4:84b5a100 [ 1327.794791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.794874][ T32] r10:00000000 r9:84b5a100 r8:80287e08 r7:e06c9e60 r6:84b54900 r5:84bd1800 [ 1327.794899][ T32] r4:00000001 [ 1327.794918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.794962][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) [ 1327.795015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.795049][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.795077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.795127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.795153][ T32] r4:84b56440 [ 1327.795550][ T32] INFO: task kworker/0:100:3876 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.795608][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.795676][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.795744][ T32] Call trace: [ 1327.795776][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.795830][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.795854][ T32] r4:00000000 [ 1327.795890][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.795935][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.795968][ T32] 1d20: 9d1ea000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.796018][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.796047][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.796071][ T32] r5:800f0013 r4:80239bb0 [ 1327.796093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.796135][ T32] r4:82ac21e4 [ 1327.796167][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.796213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.796236][ T32] r4:e0171dc0 [ 1327.796274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.796321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.796344][ T32] r4:00000000 [ 1327.796363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.796409][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.796431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.796475][ T32] r5:00001000 r4:e0027000 [ 1327.796495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.796534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.796596][ T32] r5:84b0438c r4:84b04000 [ 1327.796617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.796687][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.796718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.796777][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.796815][ T32] r4:849f2f80 [ 1327.796837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.796885][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.796926][ T32] r4:00000001 [ 1327.796950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.796986][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.797047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.797099][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.797130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.797179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.797204][ T32] r4:842ee080 [ 1327.797237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.797303][ T32] INFO: task kworker/1:281:3878 blocked for more than 454 seconds. [ 1327.809883][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.809939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.809965][ T32] task:kworker/1:281 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.810020][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.810073][ T32] Call trace: [ 1327.810105][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.810158][ T32] r10:8291a684 r9:e070dd84 r8:00000002 r7:60000113 r6:e070dd8c r5:84bd2400 [ 1327.810182][ T32] r4:84bd2400 [ 1327.810202][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.810245][ T32] r5:84bd2400 r4:8291a680 [ 1327.810285][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.810339][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.810386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 [ 1327.810430][ T32] r4:00000000 [ 1327.810454][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.810490][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.810528][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.810570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53b40 [ 1327.810592][ T32] r4:00000000 [ 1327.810611][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.810684][ T32] r9:83018205 r8:84bd2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1327.810716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.810760][ T32] r5:00001000 r4:e0709000 [ 1327.810797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.810842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.810887][ T32] r5:85012b8c r4:85012800 [ 1327.810908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.810955][ T32] r7:ddde2d80 r6:83018200 r5:85012b8c r4:84b54980 [ 1327.811001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.811054][ T32] r10:61c88647 r9:84bd2400 r8:84b549ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.811078][ T32] r4:84b54980 [ 1327.811107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.811158][ T32] r10:00000000 r9:84b54980 r8:80287e08 r7:e0505e60 r6:84b54a00 r5:84bd2400 [ 1327.811181][ T32] r4:00000001 [ 1327.811209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.811250][ T32] Exception stack(0xe070dfb0 to 0xe070dff8) [ 1327.811289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.811322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.811349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.811387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.811414][ T32] r4:84b53ac0 [ 1327.811800][ T32] INFO: task kworker/1:281:3878 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.811854][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.811925][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.811969][ T32] Call trace: [ 1327.812027][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.812079][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.812103][ T32] r4:00000000 [ 1327.812123][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.812164][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.812192][ T32] 1d20: 9d6e4000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.812220][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.812246][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.812269][ T32] r5:800f0013 r4:80239bb0 [ 1327.812289][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.812348][ T32] r4:82ac21e4 [ 1327.812373][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.812417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.812439][ T32] r4:e0171dc0 [ 1327.812457][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.812498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.812521][ T32] r4:00000000 [ 1327.812540][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.812597][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.812623][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.812675][ T32] r5:00001000 r4:e0027000 [ 1327.812703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.812744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.812807][ T32] r5:84b0438c r4:84b04000 [ 1327.812841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.812892][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.812914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.812962][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.812984][ T32] r4:849f2f80 [ 1327.813012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.813063][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.813086][ T32] r4:00000001 [ 1327.813105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.813140][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.813165][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.813193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.813229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.813261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.813283][ T32] r4:842ee080 [ 1327.813304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.813329][ T32] INFO: task kworker/1:282:3879 blocked for more than 454 seconds. [ 1327.813383][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.813411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.813432][ T32] task:kworker/1:282 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.813493][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.813547][ T32] Call trace: [ 1327.813615][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.813670][ T32] r10:8291a684 r9:e0719d84 r8:00000002 r7:60000113 r6:e0719d8c r5:84bd3000 [ 1327.813698][ T32] r4:84bd3000 [ 1327.813719][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.813763][ T32] r5:84bd3000 r4:8291a680 [ 1327.813784][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.813845][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.813892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0719e08 [ 1327.813915][ T32] r4:00000000 [ 1327.813970][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.814028][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.814067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.814117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b53e00 [ 1327.814143][ T32] r4:00000000 [ 1327.814163][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.814228][ T32] r9:83018205 r8:84bd3000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1327.814254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.814317][ T32] r5:00001000 r4:df983000 [ 1327.814340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.814380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.814421][ T32] r5:85012f8c r4:85012c00 [ 1327.814441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.814485][ T32] r7:ddde2d80 r6:83018200 r5:85012f8c r4:84b54a80 [ 1327.814505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.814550][ T32] r10:61c88647 r9:84bd3000 r8:84b54aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.814573][ T32] r4:84b54a80 [ 1327.814591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.814635][ T32] r10:00000000 r9:84b54a80 r8:80287e08 r7:e0505e60 r6:84b54b00 r5:84bd3000 [ 1327.814657][ T32] r4:00000001 [ 1327.814675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.814716][ T32] Exception stack(0xe0719fb0 to 0xe0719ff8) [ 1327.814742][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.814806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.814857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.814890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.814912][ T32] r4:84b53ac0 [ 1327.815110][ T32] INFO: task kworker/1:282:3879 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.815140][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.815193][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.815236][ T32] Call trace: [ 1327.815266][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.815316][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.815340][ T32] r4:00000000 [ 1327.815369][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.815414][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.815463][ T32] 1d20: 9d6e4000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.815495][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.815521][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.815545][ T32] r5:800f0013 r4:80239bb0 [ 1327.815578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.815633][ T32] r4:82ac21e4 [ 1327.815688][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.815749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.815780][ T32] r4:e0171dc0 [ 1327.815799][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.815841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.815873][ T32] r4:00000000 [ 1327.815916][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.815980][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.816005][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.816057][ T32] r5:00001000 r4:e0027000 [ 1327.816115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.816159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.816221][ T32] r5:84b0438c r4:84b04000 [ 1327.816255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.816302][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.816323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.816369][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.816391][ T32] r4:849f2f80 [ 1327.816441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.816511][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.816538][ T32] r4:00000001 [ 1327.816591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.816632][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.816660][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.816703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.816733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.816762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.816783][ T32] r4:842ee080 [ 1327.816803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.816827][ T32] INFO: task kworker/1:283:3881 blocked for more than 454 seconds. [ 1327.816874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.816901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.816922][ T32] task:kworker/1:283 state:D stack:0 pid:3881 tgid:3881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.816991][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.817087][ T32] Call trace: [ 1327.817121][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.817170][ T32] r10:8291a684 r9:e0715d84 r8:00000002 r7:60000113 r6:e0715d8c r5:84bd3c00 [ 1327.817193][ T32] r4:84bd3c00 [ 1327.817212][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.817254][ T32] r5:84bd3c00 r4:8291a680 [ 1327.817329][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.839915][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.840001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0715e08 [ 1327.840027][ T32] r4:00000000 [ 1327.840047][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.840084][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.840143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.840191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b56e00 [ 1327.840229][ T32] r4:00000000 [ 1327.840251][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.840299][ T32] r9:83018205 r8:84bd3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1327.840342][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.840415][ T32] r5:00001000 r4:dfaf5000 [ 1327.840439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.840480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.840521][ T32] r5:8501338c r4:85013000 [ 1327.840541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.840587][ T32] r7:ddde2d80 r6:83018200 r5:8501338c r4:84b54b80 [ 1327.840608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.840673][ T32] r10:61c88647 r9:84bd3c00 r8:84b54bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.840722][ T32] r4:84b54b80 [ 1327.840746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.840794][ T32] r10:00000000 r9:84b54b80 r8:80287e08 r7:e0505e60 r6:84b54c00 r5:84bd3c00 [ 1327.840816][ T32] r4:00000001 [ 1327.840835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.840873][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 1327.840924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.840957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.840983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.841012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.841035][ T32] r4:84b53dc0 [ 1327.841414][ T32] INFO: task kworker/1:283:3881 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.841448][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.841513][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.841595][ T32] Call trace: [ 1327.841650][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.841710][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.841735][ T32] r4:00000000 [ 1327.841754][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.841811][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.841843][ T32] 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.841881][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.841911][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.841935][ T32] r5:800f0013 r4:80239bb0 [ 1327.841964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.842008][ T32] r4:82ac21e4 [ 1327.842028][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.842070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.842091][ T32] r4:e0171dc0 [ 1327.842109][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.842150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.842172][ T32] r4:00000000 [ 1327.842191][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.842236][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.842257][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.842299][ T32] r5:00001000 r4:e0027000 [ 1327.842319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.842378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.842424][ T32] r5:84b0438c r4:84b04000 [ 1327.842445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.842490][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.842511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.842584][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.842610][ T32] r4:849f2f80 [ 1327.842628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.842676][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.842715][ T32] r4:00000001 [ 1327.842737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.842789][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.842816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.842891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.842922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.842963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.842987][ T32] r4:842ee080 [ 1327.843007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.843035][ T32] INFO: task kworker/1:284:3883 blocked for more than 454 seconds. [ 1327.843067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.843091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.843111][ T32] task:kworker/1:284 state:D stack:0 pid:3883 tgid:3883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.843182][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.843223][ T32] Call trace: [ 1327.843252][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.843298][ T32] r10:8291a684 r9:e071dd84 r8:00000002 r7:60000113 r6:e071dd8c r5:84bd4800 [ 1327.843320][ T32] r4:84bd4800 [ 1327.843354][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.843400][ T32] r5:84bd4800 r4:8291a680 [ 1327.843429][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.843472][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.843516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e071de08 [ 1327.843547][ T32] r4:00000000 [ 1327.843570][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.843605][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.843642][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.843718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a900 [ 1327.843745][ T32] r4:00000000 [ 1327.843766][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.843819][ T32] r9:83018205 r8:84bd4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1327.843863][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.843934][ T32] r5:00001000 r4:dfe49000 [ 1327.843978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.844023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.844066][ T32] r5:85018f8c r4:85018c00 [ 1327.844106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.844157][ T32] r7:ddde2d80 r6:83018200 r5:85018f8c r4:84b54c80 [ 1327.844178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.844225][ T32] r10:61c88647 r9:84bd4800 r8:84b54cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.844247][ T32] r4:84b54c80 [ 1327.844289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.844337][ T32] r10:00000000 r9:84b54c80 r8:80287e08 r7:e0505e60 r6:84b54d00 r5:84bd4800 [ 1327.844359][ T32] r4:00000001 [ 1327.844400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.844439][ T32] Exception stack(0xe071dfb0 to 0xe071dff8) [ 1327.844486][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.844518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.844545][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.844573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.844596][ T32] r4:84b53fc0 [ 1327.844814][ T32] INFO: task kworker/1:284:3883 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.844849][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.844903][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.844946][ T32] Call trace: [ 1327.844975][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.845024][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.845047][ T32] r4:00000000 [ 1327.845066][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.845104][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.845162][ T32] 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.845194][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.845219][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.845242][ T32] r5:800f0013 r4:80239bb0 [ 1327.845262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.845301][ T32] r4:82ac21e4 [ 1327.845321][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.845363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.845385][ T32] r4:e0171dc0 [ 1327.845403][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.845469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.845495][ T32] r4:00000000 [ 1327.845515][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.845584][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.845609][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.845651][ T32] r5:00001000 r4:e0027000 [ 1327.845670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.845739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.845785][ T32] r5:84b0438c r4:84b04000 [ 1327.845806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.845852][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.845873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.845930][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.845956][ T32] r4:849f2f80 [ 1327.845975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.846043][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.846069][ T32] r4:00000001 [ 1327.846088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.846138][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.846175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.846214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.846243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.846273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.846295][ T32] r4:842ee080 [ 1327.846315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.846339][ T32] INFO: task kworker/1:285:3885 blocked for more than 454 seconds. [ 1327.846367][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.846390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.846411][ T32] task:kworker/1:285 state:D stack:0 pid:3885 tgid:3885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.846478][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.846539][ T32] Call trace: [ 1327.846573][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.846620][ T32] r10:8291a684 r9:e0721d84 r8:00000002 r7:60000113 r6:e0721d8c r5:84bd5400 [ 1327.846673][ T32] r4:84bd5400 [ 1327.846733][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.846812][ T32] r5:84bd5400 r4:8291a680 [ 1327.846835][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.846875][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.846916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 1327.846938][ T32] r4:00000000 [ 1327.846957][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.846991][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.847026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.847078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a1c0 [ 1327.847102][ T32] r4:00000000 [ 1327.847123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.847178][ T32] r9:83018205 r8:84bd5400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.847202][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.847244][ T32] r5:00001000 r4:dfba3000 [ 1327.847264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.856245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.856351][ T32] r5:85013b8c r4:85013800 [ 1327.856376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.856425][ T32] r7:ddde2d80 r6:83018200 r5:85013b8c r4:84b54d80 [ 1327.856467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.856520][ T32] r10:61c88647 r9:84bd5400 r8:84b54dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.856571][ T32] r4:84b54d80 [ 1327.856618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.856671][ T32] r10:00000000 r9:84b54d80 r8:80287e08 r7:e071de60 r6:84b54e00 r5:84bd5400 [ 1327.856699][ T32] r4:00000001 [ 1327.856719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.856772][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.856805][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.856833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.856881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.856913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.856935][ T32] r4:8504a000 [ 1327.857626][ T32] INFO: task kworker/1:285:3885 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.857701][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.857802][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.857892][ T32] Call trace: [ 1327.857926][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.857982][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.858006][ T32] r4:00000000 [ 1327.858046][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.858110][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.858151][ T32] 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.858182][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.858237][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.858284][ T32] r5:800f0013 r4:80239bb0 [ 1327.858328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.858373][ T32] r4:82ac21e4 [ 1327.858393][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.858436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.858489][ T32] r4:e0171dc0 [ 1327.858511][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.858555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.858577][ T32] r4:00000000 [ 1327.858596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.858663][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.858702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.858760][ T32] r5:00001000 r4:e0027000 [ 1327.858828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.858878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.858922][ T32] r5:84b0438c r4:84b04000 [ 1327.858955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.859026][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.859050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.859098][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.859121][ T32] r4:849f2f80 [ 1327.859140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.859185][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.859208][ T32] r4:00000001 [ 1327.859228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.859264][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.859310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.859341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.859376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.859408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.859450][ T32] r4:842ee080 [ 1327.859486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.859515][ T32] INFO: task kworker/1:286:3887 blocked for more than 454 seconds. [ 1327.859546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.859579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.859603][ T32] task:kworker/1:286 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.859647][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.859703][ T32] Call trace: [ 1327.859734][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.859802][ T32] r10:8291a684 r9:e0725d84 r8:00000002 r7:60000113 r6:e0725d8c r5:84bd6000 [ 1327.859848][ T32] r4:84bd6000 [ 1327.859890][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.859936][ T32] r5:84bd6000 r4:8291a680 [ 1327.859976][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.860018][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.860060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0725e08 [ 1327.860083][ T32] r4:00000000 [ 1327.860102][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.860136][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.860190][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.860247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a340 [ 1327.860272][ T32] r4:00000000 [ 1327.860291][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.860334][ T32] r9:83018205 r8:84bd6000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1327.860356][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.860397][ T32] r5:00001000 r4:dfbfd000 [ 1327.860435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.860478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.860520][ T32] r5:85013f8c r4:85013c00 [ 1327.860541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.860602][ T32] r7:ddde2d80 r6:83018200 r5:85013f8c r4:84b54e80 [ 1327.860633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.860683][ T32] r10:61c88647 r9:84bd6000 r8:84b54eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.860718][ T32] r4:84b54e80 [ 1327.860737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.860800][ T32] r10:00000000 r9:84b54e80 r8:80287e08 r7:e071de60 r6:84b54f00 r5:84bd6000 [ 1327.860826][ T32] r4:00000001 [ 1327.860845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.860909][ T32] Exception stack(0xe0725fb0 to 0xe0725ff8) [ 1327.860940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.860968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.860995][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.861025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.861046][ T32] r4:8504a180 [ 1327.861410][ T32] INFO: task kworker/1:286:3887 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.861444][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.861543][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.861598][ T32] Call trace: [ 1327.861653][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.861709][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.861732][ T32] r4:00000000 [ 1327.861751][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.861790][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.861819][ T32] 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.861848][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.861873][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.861896][ T32] r5:800f0013 r4:80239bb0 [ 1327.861915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.861954][ T32] r4:82ac21e4 [ 1327.861974][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.862016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.862053][ T32] r4:e0171dc0 [ 1327.862095][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.862141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.862164][ T32] r4:00000000 [ 1327.862183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.862228][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.862249][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.862314][ T32] r5:00001000 r4:e0027000 [ 1327.862338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.862380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.862441][ T32] r5:84b0438c r4:84b04000 [ 1327.862465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.862511][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.862532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.862578][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.862601][ T32] r4:849f2f80 [ 1327.862619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.862664][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.862691][ T32] r4:00000001 [ 1327.862710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.862745][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.862814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.862846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.862874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.862904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.862926][ T32] r4:842ee080 [ 1327.862966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.862993][ T32] INFO: task kworker/1:287:3889 blocked for more than 454 seconds. [ 1327.863021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.863044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.863064][ T32] task:kworker/1:287 state:D stack:0 pid:3889 tgid:3889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.863107][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.863146][ T32] Call trace: [ 1327.863199][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.863247][ T32] r10:8291a684 r9:e0729d84 r8:00000002 r7:60000013 r6:e0729d8c r5:84bd6c00 [ 1327.863270][ T32] r4:84bd6c00 [ 1327.863289][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.863331][ T32] r5:84bd6c00 r4:8291a680 [ 1327.863371][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.863414][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.863467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 [ 1327.863492][ T32] r4:00000000 [ 1327.863511][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.863546][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.863578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.863639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a440 [ 1327.863687][ T32] r4:00000000 [ 1327.863711][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.863756][ T32] r9:83018205 r8:84bd6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1327.863787][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.863833][ T32] r5:00001000 r4:dfc4d000 [ 1327.863853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.863892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.863933][ T32] r5:8501838c r4:85018000 [ 1327.863972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.864021][ T32] r7:ddde2d80 r6:83018200 r5:8501838c r4:84b54f80 [ 1327.864042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.864087][ T32] r10:61c88647 r9:84bd6c00 r8:84b54fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.864118][ T32] r4:84b54f80 [ 1327.864139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.864184][ T32] r10:00000000 r9:84b54f80 r8:80287e08 r7:e071de60 r6:84b5a180 r5:84bd6c00 [ 1327.864216][ T32] r4:00000001 [ 1327.864238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.864273][ T32] Exception stack(0xe0729fb0 to 0xe0729ff8) [ 1327.864299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.864327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.864352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.864380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.864403][ T32] r4:8504a580 [ 1327.864586][ T32] INFO: task kworker/1:287:3889 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.864615][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.864696][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.864739][ T32] Call trace: [ 1327.864794][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.864845][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.864869][ T32] r4:00000000 [ 1327.864888][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.864937][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.864977][ T32] 1d20: 9de12000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.865008][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.865053][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.865079][ T32] r5:800f0013 r4:80239bb0 [ 1327.865100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.865170][ T32] r4:82ac21e4 [ 1327.865194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.865239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.865261][ T32] r4:e0171dc0 [ 1327.865280][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.865323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.865345][ T32] r4:00000000 [ 1327.865364][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.865409][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.865430][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.865472][ T32] r5:00001000 r4:e0027000 [ 1327.865512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.865581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.865628][ T32] r5:84b0438c r4:84b04000 [ 1327.865649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.865700][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.865751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.865804][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.865828][ T32] r4:849f2f80 [ 1327.865847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.865893][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.865917][ T32] r4:00000001 [ 1327.865935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.865970][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.866009][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.866042][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.866068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.866096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.866118][ T32] r4:842ee080 [ 1327.866153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.866191][ T32] INFO: task kworker/1:288:3890 blocked for more than 454 seconds. [ 1327.866221][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.866254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.866298][ T32] task:kworker/1:288 state:D stack:0 pid:3890 tgid:3890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.866356][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.866429][ T32] Call trace: [ 1327.866459][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.866507][ T32] r10:8291a684 r9:e0731d84 r8:00000002 r7:60000113 r6:e0731d8c r5:84bb0000 [ 1327.866549][ T32] r4:84bb0000 [ 1327.866573][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.866637][ T32] r5:84bb0000 r4:8291a680 [ 1327.866681][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.866736][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.866806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0731e08 [ 1327.866853][ T32] r4:00000000 [ 1327.866893][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.866931][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.866967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.867028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a700 [ 1327.867054][ T32] r4:00000000 [ 1327.867085][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.867130][ T32] r9:83018205 r8:84bb0000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1327.867153][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.867194][ T32] r5:00001000 r4:dfddd000 [ 1327.867213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.867251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.897634][ T32] r5:8501878c r4:85018400 [ 1327.897715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.897791][ T32] r7:ddde2d80 r6:83018200 r5:8501878c r4:84b54480 [ 1327.897814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.897863][ T32] r10:61c88647 r9:84bb0000 r8:84b544ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.897887][ T32] r4:84b54480 [ 1327.897906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.897978][ T32] r10:00000000 r9:84b54480 r8:80287e08 r7:e071de60 r6:84b5a200 r5:84bb0000 [ 1327.898004][ T32] r4:00000001 [ 1327.898045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.898089][ T32] Exception stack(0xe0731fb0 to 0xe0731ff8) [ 1327.898139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.898171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.898198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.898236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.898276][ T32] r4:8504a3c0 [ 1327.898676][ T32] INFO: task kworker/1:288:3890 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.898726][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.898823][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.898872][ T32] Call trace: [ 1327.898902][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.898957][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.898996][ T32] r4:00000000 [ 1327.899019][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.899060][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.899089][ T32] 1d20: 9e76e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.899138][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.899168][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.899193][ T32] r5:800f0013 r4:80239bb0 [ 1327.899213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.899257][ T32] r4:82ac21e4 [ 1327.899276][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.899319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.899341][ T32] r4:e0171dc0 [ 1327.899360][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.899416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.899442][ T32] r4:00000000 [ 1327.899471][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.899551][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.899578][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.899622][ T32] r5:00001000 r4:e0027000 [ 1327.899642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.899681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.899765][ T32] r5:84b0438c r4:84b04000 [ 1327.899792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.899842][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.899863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.899940][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.899967][ T32] r4:849f2f80 [ 1327.899986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.900035][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.900057][ T32] r4:00000001 [ 1327.900076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.900111][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.900136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.900164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.900190][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.900218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.900240][ T32] r4:842ee080 [ 1327.900260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.900317][ T32] INFO: task kworker/1:289:3894 blocked for more than 454 seconds. [ 1327.900354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.900399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.900453][ T32] task:kworker/1:289 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.900503][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.900543][ T32] Call trace: [ 1327.900583][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.900662][ T32] r10:8291a684 r9:e0739d84 r8:00000002 r7:60000113 r6:e0739d8c r5:84bb3000 [ 1327.900693][ T32] r4:84bb3000 [ 1327.900735][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.900781][ T32] r5:84bb3000 r4:8291a680 [ 1327.900801][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.900842][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.900883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 1327.900906][ T32] r4:00000000 [ 1327.900924][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.900958][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.900991][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.901062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a800 [ 1327.901087][ T32] r4:00000000 [ 1327.901107][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.901172][ T32] r9:83018205 r8:84bb3000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1327.901218][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.901263][ T32] r5:00001000 r4:dfe19000 [ 1327.901283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.901322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.901364][ T32] r5:85018b8c r4:85018800 [ 1327.901384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.901449][ T32] r7:ddde2d80 r6:83018200 r5:85018b8c r4:85053000 [ 1327.901473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.901550][ T32] r10:61c88647 r9:84bb3000 r8:8505302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.901576][ T32] r4:85053000 [ 1327.901595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.901640][ T32] r10:00000000 r9:85053000 r8:80287e08 r7:e071de60 r6:84b5a280 r5:84bb3000 [ 1327.901671][ T32] r4:00000001 [ 1327.901698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.901754][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1327.901786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.901814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.901840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.901868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.901890][ T32] r4:8504a6c0 [ 1327.902095][ T32] INFO: task kworker/1:289:3894 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.902126][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.902204][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.902247][ T32] Call trace: [ 1327.902284][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.902337][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.902361][ T32] r4:00000000 [ 1327.902399][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.902442][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.902493][ T32] 1d20: 9e76e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.902527][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.902552][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.902603][ T32] r5:800f0013 r4:80239bb0 [ 1327.902627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.902667][ T32] r4:82ac21e4 [ 1327.902713][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.902794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.902824][ T32] r4:e0171dc0 [ 1327.902845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.902888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.902920][ T32] r4:00000000 [ 1327.902952][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.903001][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.903022][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.903064][ T32] r5:00001000 r4:e0027000 [ 1327.903104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.903148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.903191][ T32] r5:84b0438c r4:84b04000 [ 1327.903211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.903256][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1327.903278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.903324][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.903346][ T32] r4:849f2f80 [ 1327.903365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.903411][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.903455][ T32] r4:00000001 [ 1327.903487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.903526][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.903552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.903580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.903606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.903639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.903661][ T32] r4:842ee080 [ 1327.903681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.903710][ T32] INFO: task kworker/1:290:3897 blocked for more than 454 seconds. [ 1327.903748][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.903779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.903799][ T32] task:kworker/1:290 state:D stack:0 pid:3897 tgid:3897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.903844][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.903894][ T32] Call trace: [ 1327.903954][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.904026][ T32] r10:8291a684 r9:e0745d84 r8:00000002 r7:60000113 r6:e0745d8c r5:84bb3c00 [ 1327.904051][ T32] r4:84bb3c00 [ 1327.904072][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.904114][ T32] r5:84bb3c00 r4:8291a680 [ 1327.904156][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.904199][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.904242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 [ 1327.904264][ T32] r4:00000000 [ 1327.904282][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.904325][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.904363][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.904404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504aa80 [ 1327.904425][ T32] r4:00000000 [ 1327.904444][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.904488][ T32] r9:83018205 r8:84bb3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1327.904508][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.904548][ T32] r5:00001000 r4:dfec3000 [ 1327.904590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.904632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.904693][ T32] r5:8501938c r4:85019000 [ 1327.904716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.904762][ T32] r7:ddde2d80 r6:83018200 r5:8501938c r4:85053080 [ 1327.904782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.904827][ T32] r10:61c88647 r9:84bb3c00 r8:850530ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.904850][ T32] r4:85053080 [ 1327.904869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.904914][ T32] r10:00000000 r9:85053080 r8:80287e08 r7:e071de60 r6:84b5a300 r5:84bb3c00 [ 1327.904935][ T32] r4:00000001 [ 1327.904971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.905030][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) [ 1327.905059][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.905098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.905126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.905155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.905176][ T32] r4:8504a880 [ 1327.905362][ T32] INFO: task kworker/1:290:3897 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.905391][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.905444][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.905502][ T32] Call trace: [ 1327.905574][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.905647][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.905673][ T32] r4:00000000 [ 1327.905697][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.905738][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.905766][ T32] 1d20: 9e76e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.905793][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.905818][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1327.906014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1327.906485][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1327.906725][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1327.907070][ T32] INFO: task kworker/1:291:3898 blocked for more than 454 seconds. [ 1327.907115][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.907141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.907162][ T32] task:kworker/1:291 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.907240][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.907299][ T32] Call trace: [ 1327.929135][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.929212][ T32] r10:8291a684 r9:e0749d84 r8:00000002 r7:60000113 r6:e0749d8c r5:84bb4800 [ 1327.929237][ T32] r4:84bb4800 [ 1327.929274][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.929323][ T32] r5:84bb4800 r4:8291a680 [ 1327.929345][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.929407][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.929454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0749e08 [ 1327.929476][ T32] r4:00000000 [ 1327.929506][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.929544][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.929582][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.929644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850633c0 [ 1327.929670][ T32] r4:00000000 [ 1327.929697][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.929744][ T32] r9:83018205 r8:84bb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1327.929765][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.929809][ T32] r5:00001000 r4:e0577000 [ 1327.929828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.929877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.929944][ T32] r5:8501b78c r4:8501b400 [ 1327.929967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.930029][ T32] r7:ddde2d80 r6:83018200 r5:8501b78c r4:85053100 [ 1327.930053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.930100][ T32] r10:61c88647 r9:84bb4800 r8:8505312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.930153][ T32] r4:85053100 [ 1327.930185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.930235][ T32] r10:00000000 r9:85053100 r8:80287e08 r7:e0745e60 r6:84b5a380 r5:84bb4800 [ 1327.930258][ T32] r4:00000001 [ 1327.930277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.930314][ T32] Exception stack(0xe0749fb0 to 0xe0749ff8) [ 1327.930342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.930370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.930397][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.930444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.930490][ T32] r4:8504a880 [ 1327.930871][ T32] INFO: task kworker/1:291:3898 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.930906][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.930997][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.931044][ T32] Call trace: [ 1327.931073][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.931124][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.931148][ T32] r4:00000000 [ 1327.931167][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.931207][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.931237][ T32] 1d20: 9ee6a000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.931277][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.931307][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.931340][ T32] r5:800f0013 r4:80239bb0 [ 1327.931364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1327.931497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1327.931950][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1327.932243][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1327.932602][ T32] INFO: task kworker/1:292:3900 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.933036][ T32] r5:84bb2400 r4:8291a680 ** 3 printk messages dropped ** [ 1327.933223][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.933311][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.933352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504abc0 [ 1327.933375][ T32] r4:00000000 [ 1327.933394][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.933468][ T32] r9:83018205 r8:84bb2400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1327.933514][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.933561][ T32] r5:00001000 r4:dff77000 [ 1327.933600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.933646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.933693][ T32] r5:8501978c r4:85019400 [ 1327.933733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.933784][ T32] r7:ddde2d80 r6:83018200 r5:8501978c r4:85053180 [ 1327.933804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.933871][ T32] r10:61c88647 r9:84bb2400 r8:850531ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.933897][ T32] r4:85053180 [ 1327.933915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.933960][ T32] r10:00000000 r9:85053180 r8:80287e08 r7:e0749e60 r6:84b5a400 r5:84bb2400 [ 1327.934010][ T32] r4:00000001 [ 1327.934033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.934087][ T32] Exception stack(0xe0751fb0 to 0xe0751ff8) [ 1327.934118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.934146][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.934171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.934199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.934241][ T32] r4:8504aa00 [ 1327.934435][ T32] INFO: task kworker/1:292:3900 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.934488][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.934545][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.934601][ T32] Call trace: [ 1327.934630][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.934681][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.934730][ T32] r4:00000000 [ 1327.934753][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.934829][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.934869][ T32] 1d20: 9ee6a000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.934901][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.934927][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.934950][ T32] r5:800f0013 r4:80239bb0 [ 1327.934991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.935035][ T32] r4:82ac21e4 [ 1327.935055][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.935097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.935119][ T32] r4:e0171dc0 ** 1 printk messages dropped ** [ 1327.935178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1327.935604][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1327.935645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.935694][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.935718][ T32] r4:00000001 [ 1327.935746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.935805][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.935853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.935885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.935912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.935941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.935991][ T32] r4:842ee080 [ 1327.936014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.936051][ T32] INFO: task kworker/1:293:3902 blocked for more than 454 seconds. [ 1327.936080][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.936103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.936143][ T32] task:kworker/1:293 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.936190][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.936254][ T32] Call trace: [ 1327.936284][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.936331][ T32] r10:8291a684 r9:e0759d84 r8:00000002 r7:60000113 r6:e0759d8c r5:84bb6c00 [ 1327.936354][ T32] r4:84bb6c00 [ 1327.936383][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1327.936591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 ** 4 printk messages dropped ** [ 1327.936768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504ac80 ** 4 printk messages dropped ** [ 1327.937005][ T32] r5:00001000 r4:dffaf000 ** 2 printk messages dropped ** [ 1327.937107][ T32] r5:85019b8c r4:85019800 [ 1327.937128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.937182][ T32] r7:ddde2d80 r6:83018200 r5:85019b8c r4:85053200 ** 2 printk messages dropped ** [ 1327.937293][ T32] r4:85053200 ** 4 printk messages dropped ** [ 1327.957745][ T32] Exception stack(0xe0759fb0 to 0xe0759ff8) ** 5 printk messages dropped ** [ 1327.958257][ T32] INFO: task kworker/1:293:3902 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 7 printk messages dropped ** [ 1327.958695][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 2 printk messages dropped ** [ 1327.958840][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1327.959033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 9 printk messages dropped ** [ 1327.959352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.959735][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.959834][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.959938][ T32] r4:842ee080 ** 2 printk messages dropped ** [ 1327.960040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1327.960295][ T32] r4:84bb6000 ** 4 printk messages dropped ** [ 1327.960498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0761e08 ** 10 printk messages dropped ** [ 1327.960970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1327.961183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.961253][ T32] r4:85053280 ** 4 printk messages dropped ** [ 1327.961421][ T32] Exception stack(0xe0761fb0 to 0xe0761ff8) ** 3 printk messages dropped ** [ 1327.961582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1327.962121][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.962265][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 5 printk messages dropped ** [ 1327.962471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1327.962855][ T32] r5:84b0438c r4:84b04000 ** 5 printk messages dropped ** [ 1327.963066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.963113][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1327.963135][ T32] r4:00000001 [ 1327.963154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.963211][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1327.963241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.963289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.963318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.963359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.963385][ T32] r4:842ee080 [ 1327.963405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.963449][ T32] INFO: task kworker/1:295:3906 blocked for more than 454 seconds. [ 1327.963491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.963537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.963561][ T32] task:kworker/1:295 state:D stack:0 pid:3906 tgid:3906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.963614][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.963686][ T32] Call trace: [ 1327.963720][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.963769][ T32] r10:8291a684 r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:84bb5400 [ 1327.963793][ T32] r4:84bb5400 [ 1327.963812][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.963855][ T32] r5:84bb5400 r4:8291a680 [ 1327.963895][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.963956][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.964025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 [ 1327.964051][ T32] r4:00000000 [ 1327.964070][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.964104][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.964138][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.964199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504afc0 [ 1327.964225][ T32] r4:00000000 [ 1327.964245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.964290][ T32] r9:83018205 r8:84bb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.964312][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.964354][ T32] r5:00001000 r4:e0045000 [ 1327.964373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.964443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.964510][ T32] r5:8501a38c r4:8501a000 [ 1327.964532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.964579][ T32] r7:ddde2d80 r6:83018200 r5:8501a38c r4:85053300 [ 1327.964619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.964668][ T32] r10:61c88647 r9:84bb5400 r8:8505332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.964696][ T32] r4:85053300 [ 1327.964715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.964781][ T32] r10:00000000 r9:85053300 r8:80287e08 r7:e0749e60 r6:84b5a580 r5:84bb5400 [ 1327.964807][ T32] r4:00000001 [ 1327.964825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.964860][ T32] Exception stack(0xe0769fb0 to 0xe0769ff8) [ 1327.964886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.964916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.964942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.964992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.965018][ T32] r4:8504ae00 [ 1327.965191][ T32] INFO: task kworker/1:295:3906 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.965221][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.965319][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.965363][ T32] Call trace: [ 1327.965391][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.965441][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.965464][ T32] r4:00000000 [ 1327.965483][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.965522][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.965550][ T32] 1d20: 9f199000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.965599][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.965628][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.965652][ T32] r5:800f0013 r4:80239bb0 [ 1327.965698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.965780][ T32] r4:82ac21e4 [ 1327.965807][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1327.965958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1327.966428][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.966833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1327.967289][ T32] r4:84bb1800 ** 4 printk messages dropped ** [ 1327.990707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0771e08 ** 8 printk messages dropped ** [ 1327.991107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1327.991396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.991703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1327.991762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1327.992353][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.992544][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.992636][ T32] 1d20: 9f615000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 4 printk messages dropped ** [ 1327.992828][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.993001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 14 printk messages dropped ** [ 1327.993617][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 6 printk messages dropped ** [ 1327.993919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.993947][ T32] r4:842ee080 [ 1327.993969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.993995][ T32] INFO: task kworker/1:297:3910 blocked for more than 454 seconds. [ 1327.994026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.994050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.994070][ T32] task:kworker/1:297 state:D stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.994115][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.994179][ T32] Call trace: [ 1327.994233][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.994283][ T32] r10:8291a684 r9:e0779d84 r8:00000002 r7:60000113 r6:e0779d8c r5:84bc0c00 [ 1327.994327][ T32] r4:84bc0c00 [ 1327.994370][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.994416][ T32] r5:84bc0c00 r4:8291a680 [ 1327.994436][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.994474][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.994516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 [ 1327.994537][ T32] r4:00000000 [ 1327.994584][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.994622][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.994679][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.994729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063000 [ 1327.994751][ T32] r4:00000000 [ 1327.994783][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.994851][ T32] r9:83018205 r8:84bc0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.994876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.994939][ T32] r5:00001000 r4:e010b000 [ 1327.994962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.995023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.995069][ T32] r5:8501ab8c r4:8501a800 [ 1327.995110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.995159][ T32] r7:ddde2d80 r6:83018200 r5:8501ab8c r4:85053400 [ 1327.995179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.995225][ T32] r10:61c88647 r9:84bc0c00 r8:8505342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.995247][ T32] r4:85053400 [ 1327.995266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.995311][ T32] r10:00000000 r9:85053400 r8:80287e08 r7:e0749e60 r6:84b5a680 r5:84bc0c00 [ 1327.995333][ T32] r4:00000001 [ 1327.995372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.995411][ T32] Exception stack(0xe0779fb0 to 0xe0779ff8) [ 1327.995437][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.995465][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.995491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.995519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.995541][ T32] r4:845b2380 [ 1327.995720][ T32] INFO: task kworker/1:297:3910 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1327.995752][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.995854][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.995899][ T32] Call trace: [ 1327.995948][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.996003][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1327.996026][ T32] r4:00000000 [ 1327.996045][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.996084][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1327.996112][ T32] 1d20: 9f615000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1327.996161][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1327.996203][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.996250][ T32] r5:800f0013 r4:80239bb0 [ 1327.996273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.996348][ T32] r4:82ac21e4 [ 1327.996370][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.996413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1327.996436][ T32] r4:e0171dc0 [ 1327.996454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.996495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1327.996538][ T32] r4:00000000 [ 1327.996575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.996623][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.996654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.996704][ T32] r5:00001000 r4:e0027000 [ 1327.996746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.996832][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1327.997101][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1328.013265][ T32] INFO: task kworker/1:298:3912 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.013673][ T32] r5:84bc0000 r4:8291a680 ** 5 printk messages dropped ** [ 1328.013853][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.013889][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.013930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850631c0 [ 1328.013953][ T32] r4:00000000 [ 1328.013983][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.014053][ T32] r9:83018205 r8:84bc0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1328.014079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.014141][ T32] r5:00001000 r4:e04b9000 [ 1328.014165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.014216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.014261][ T32] r5:8501af8c r4:8501ac00 [ 1328.014282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.014349][ T32] r7:ddde2d80 r6:83018200 r5:8501af8c r4:85053480 [ 1328.014385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.014435][ T32] r10:61c88647 r9:84bc0000 r8:850534ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.014459][ T32] r4:85053480 [ 1328.014499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.014560][ T32] r10:00000000 r9:85053480 r8:80287e08 r7:e0749e60 r6:84b5a700 r5:84bc0000 [ 1328.014585][ T32] r4:00000001 [ 1328.014625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.014666][ T32] Exception stack(0xe0781fb0 to 0xe0781ff8) [ 1328.014726][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.015183][ T32] INFO: task kworker/1:298:3912 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 7 printk messages dropped ** [ 1328.015559][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1328.015773][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.015952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1328.016413][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 3 printk messages dropped ** [ 1328.016543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1328.016743][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.017083][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.031303][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1328.031818][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.031999][ T32] r5:8501b38c r4:8501b000 ** 3 printk messages dropped ** [ 1328.032177][ T32] r10:61c88647 r9:84bc3000 r8:8505352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.032492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.033086][ T32] Call trace: ** 5 printk messages dropped ** [ 1328.033343][ T32] 1d20: 9fe82000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.033374][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.033400][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.033425][ T32] r5:800f0013 r4:80239bb0 [ 1328.033447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.033521][ T32] r4:82ac21e4 [ 1328.033547][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.033592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.033616][ T32] r4:e0171dc0 [ 1328.033639][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.033700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.033728][ T32] r4:00000000 [ 1328.033748][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.033796][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.033838][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.033885][ T32] r5:00001000 r4:e0027000 [ 1328.033906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.033946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.033988][ T32] r5:84b0438c r4:84b04000 [ 1328.034018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.034069][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.034118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.034171][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.034196][ T32] r4:849f2f80 [ 1328.034215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.034274][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.034301][ T32] r4:00000001 [ 1328.034321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.034357][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.034384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.034413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.034441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.034489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.034516][ T32] r4:842ee080 [ 1328.034539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.034564][ T32] INFO: task kworker/1:300:3916 blocked for more than 454 seconds. [ 1328.034595][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.034619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.034640][ T32] task:kworker/1:300 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.034726][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.034809][ T32] Call trace: [ 1328.034844][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.034894][ T32] r10:8291a684 r9:e0791d84 r8:00000002 r7:60000013 r6:e0791d8c r5:84bc2400 [ 1328.034919][ T32] r4:84bc2400 [ 1328.034939][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.034984][ T32] r5:84bc2400 r4:8291a680 [ 1328.035023][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.035096][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.035144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 [ 1328.035168][ T32] r4:00000000 [ 1328.035188][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.035223][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.035269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.035336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063cc0 [ 1328.035364][ T32] r4:00000000 [ 1328.035385][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.035432][ T32] r9:83018205 r8:84bc2400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1328.035455][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.035499][ T32] r5:00001000 r4:dfd9b000 [ 1328.035520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.035574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.035620][ T32] r5:8502138c r4:85021000 [ 1328.035641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.035692][ T32] r7:ddde2d80 r6:83018200 r5:8502138c r4:85053580 [ 1328.035714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.035761][ T32] r10:61c88647 r9:84bc2400 r8:850535ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.035784][ T32] r4:85053580 [ 1328.035816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1328.035922][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.036039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.036787][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1328.037003][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.037244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1328.052960][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 6 printk messages dropped ** [ 1328.053218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.053526][ T32] INFO: task kworker/1:301:3918 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.053988][ T32] r5:84bc4800 r4:8291a680 ** 3 printk messages dropped ** [ 1328.054136][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.054366][ T32] r9:83018205 r8:84bc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 ** 4 printk messages dropped ** [ 1328.054635][ T32] r5:8501bb8c r4:8501b800 ** 3 printk messages dropped ** [ 1328.054846][ T32] r10:61c88647 r9:84bc4800 r8:8505362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.055121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.055152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.055175][ T32] r4:85063400 [ 1328.055511][ T32] INFO: task kworker/1:301:3918 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.055585][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.055681][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.055751][ T32] Call trace: [ 1328.055783][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.055833][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.055856][ T32] r4:00000000 [ 1328.055875][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.055915][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.055943][ T32] 1d20: a0162000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.055972][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.055997][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.056021][ T32] r5:800f0013 r4:80239bb0 [ 1328.056040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.056101][ T32] r4:82ac21e4 [ 1328.056124][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.056167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.056199][ T32] r4:e0171dc0 [ 1328.056221][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.056264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.056306][ T32] r4:00000000 [ 1328.056328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.056376][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.056397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.056439][ T32] r5:00001000 r4:e0027000 [ 1328.056458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.056497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.056538][ T32] r5:84b0438c r4:84b04000 [ 1328.056573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.056622][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.056664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.056729][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.056755][ T32] r4:849f2f80 [ 1328.056776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.056874][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.056900][ T32] r4:00000001 [ 1328.056919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.056954][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.056980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.057029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.057059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.057090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.057132][ T32] r4:842ee080 [ 1328.057155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.057179][ T32] INFO: task kworker/1:302:3920 blocked for more than 454 seconds. [ 1328.057237][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.069061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.069128][ T32] task:kworker/1:302 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.069185][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.069238][ T32] Call trace: [ 1328.069315][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.069373][ T32] r10:8291a684 r9:e079dd84 r8:00000002 r7:60000113 r6:e079dd8c r5:84bc3c00 [ 1328.069418][ T32] r4:84bc3c00 [ 1328.069442][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.069486][ T32] r5:84bc3c00 r4:8291a680 [ 1328.069506][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.069545][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.069588][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e079de08 ** 3 printk messages dropped ** [ 1328.069742][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.070083][ T32] r5:8501bf8c r4:8501bc00 [ 1328.070108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.070299][ T32] r4:85053680 ** 1 printk messages dropped ** [ 1328.070393][ T32] r10:00000000 r9:85053680 r8:80287e08 r7:e0791e60 r6:84b5a900 r5:84bc3c00 ** 4 printk messages dropped ** [ 1328.070614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.071110][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.071446][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1328.071648][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.071825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1328.072318][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.072606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.072974][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.073338][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.073381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a5e08 [ 1328.073422][ T32] r4:00000000 [ 1328.073453][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.073496][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.073531][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.073586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063700 [ 1328.073611][ T32] r4:00000000 [ 1328.073634][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.073680][ T32] r9:83018205 r8:84bc5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1328.073706][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.073748][ T32] r5:00001000 r4:dfa57000 [ 1328.073779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.073821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.073863][ T32] r5:8502038c r4:85020000 [ 1328.073882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.073927][ T32] r7:ddde2d80 r6:83018200 r5:8502038c r4:85053700 [ 1328.073968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.074018][ T32] r10:61c88647 r9:84bc5400 r8:8505372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.074042][ T32] r4:85053700 [ 1328.074062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.074106][ T32] r10:00000000 r9:85053700 r8:80287e08 r7:e0791e60 r6:84b5a980 r5:84bc5400 [ 1328.074128][ T32] r4:00000001 [ 1328.074147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.074182][ T32] Exception stack(0xe07a5fb0 to 0xe07a5ff8) [ 1328.074228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.074262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.074291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.074321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.074343][ T32] r4:850638c0 [ 1328.074511][ T32] INFO: task kworker/1:303:3922 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.074552][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.074624][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.074710][ T32] Call trace: [ 1328.074744][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.074811][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.074836][ T32] r4:00000000 [ 1328.074856][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.074920][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.074951][ T32] 1d20: a0603000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.074980][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.075006][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.075029][ T32] r5:800f0013 r4:80239bb0 [ 1328.075050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.075110][ T32] r4:82ac21e4 [ 1328.075134][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.075178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.075200][ T32] r4:e0171dc0 [ 1328.075219][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.075260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.075281][ T32] r4:00000000 [ 1328.075301][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.075345][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.075366][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.075417][ T32] r5:00001000 r4:e0027000 ** 2 printk messages dropped ** [ 1328.075547][ T32] r5:84b0438c r4:84b04000 ** 3 printk messages dropped ** [ 1328.075722][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1328.075836][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.075891][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 3 printk messages dropped ** [ 1328.075999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1328.076213][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1328.076296][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1328.076512][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.076646][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1328.076866][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.077037][ T32] r5:8502078c r4:85020400 [ 1328.077080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.077196][ T32] r10:61c88647 r9:84bc6c00 r8:850537ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1328.099894][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.100044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.100494][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.100554][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.100601][ T32] Call trace: [ 1328.100631][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.100682][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.100723][ T32] r4:00000000 [ 1328.100767][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.100813][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.100843][ T32] 1d20: a0932000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.100872][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.100897][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.100920][ T32] r5:800f0013 r4:80239bb0 [ 1328.100973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.101028][ T32] r4:82ac21e4 [ 1328.101056][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.101100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.101123][ T32] r4:e0171dc0 [ 1328.101141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.101184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.101209][ T32] r4:00000000 [ 1328.101228][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.101276][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.101298][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.101361][ T32] r5:00001000 r4:e0027000 [ 1328.101386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.101428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.101470][ T32] r5:84b0438c r4:84b04000 [ 1328.101489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.101535][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.101565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.101636][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.101662][ T32] r4:849f2f80 [ 1328.101681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.101743][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.101770][ T32] r4:00000001 [ 1328.101789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.101825][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.101851][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.101879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.101914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.101965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.101990][ T32] r4:842ee080 [ 1328.102012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.102057][ T32] INFO: task kworker/1:305:3926 blocked for more than 454 seconds. [ 1328.102091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.102115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.102136][ T32] task:kworker/1:305 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.102180][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.102220][ T32] Call trace: [ 1328.102268][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.102329][ T32] r10:8291a684 r9:e07b5d84 r8:00000002 r7:60000113 r6:e07b5d8c r5:84bb0c00 [ 1328.102363][ T32] r4:84bb0c00 [ 1328.102386][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.102430][ T32] r5:84bb0c00 r4:8291a680 [ 1328.102460][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.102503][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.102568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 1328.102593][ T32] r4:00000000 [ 1328.102613][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.102647][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.102680][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.102727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850639c0 [ 1328.102749][ T32] r4:00000000 [ 1328.102814][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.102863][ T32] r9:83018205 r8:84bb0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1328.102896][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.102950][ T32] r5:00001000 r4:dfcfd000 [ 1328.102972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.103012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.103055][ T32] r5:85020b8c r4:85020800 [ 1328.103076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.103122][ T32] r7:ddde2d80 r6:83018200 r5:85020b8c r4:85053800 [ 1328.103142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.103188][ T32] r10:61c88647 r9:84bb0c00 r8:8505382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.103211][ T32] r4:85053800 [ 1328.103229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.103294][ T32] r10:00000000 r9:85053800 r8:80287e08 r7:e0791e60 r6:84b5aa80 r5:84bb0c00 [ 1328.103321][ T32] r4:00000001 [ 1328.103340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.103375][ T32] Exception stack(0xe07b5fb0 to 0xe07b5ff8) [ 1328.103421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.103453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.103479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.103507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1328.103982][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1328.104257][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1328.104495][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1328.104559][ T32] r4:00000000 [ 1328.104578][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.104621][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.104642][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.104683][ T32] r5:00001000 r4:e0027000 [ 1328.104719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.104788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.104835][ T32] r5:84b0438c r4:84b04000 [ 1328.104855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.104914][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.104946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.104997][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.105019][ T32] r4:849f2f80 [ 1328.105068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.105118][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.105141][ T32] r4:00000001 [ 1328.105159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.105195][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.105220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.105249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.105275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.105303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.105324][ T32] r4:842ee080 [ 1328.105353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.105399][ T32] INFO: task kworker/1:306:3928 blocked for more than 454 seconds. [ 1328.105430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.105454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.105474][ T32] task:kworker/1:306 state:D stack:0 pid:3928 tgid:3928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.105517][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.105578][ T32] Call trace: [ 1328.105628][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.105676][ T32] r10:8291a684 r9:e07bdd84 r8:00000002 r7:60000113 r6:e07bdd8c r5:84bc1800 [ 1328.105704][ T32] r4:84bc1800 [ 1328.105745][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.105812][ T32] r5:84bc1800 r4:8291a680 [ 1328.105836][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.105875][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.105937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 [ 1328.105963][ T32] r4:00000000 [ 1328.105982][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.106018][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.106052][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.106114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063bc0 [ 1328.106140][ T32] r4:00000000 [ 1328.106160][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.106204][ T32] r9:83018205 r8:84bc1800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1328.106239][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.106283][ T32] r5:00001000 r4:dfd57000 [ 1328.106303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.106341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.106381][ T32] r5:85020f8c r4:85020c00 [ 1328.106400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.106464][ T32] r7:ddde2d80 r6:83018200 r5:85020f8c r4:85053880 [ 1328.106489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.106535][ T32] r10:61c88647 r9:84bc1800 r8:850538ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.106573][ T32] r4:85053880 [ 1328.106595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.106641][ T32] r10:00000000 r9:85053880 r8:80287e08 r7:e0791e60 r6:84b5ab00 r5:84bc1800 [ 1328.106662][ T32] r4:00000001 [ 1328.106681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.106721][ T32] Exception stack(0xe07bdfb0 to 0xe07bdff8) [ 1328.106747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.106797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.106836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.106878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.106905][ T32] r4:85063b80 [ 1328.107066][ T32] INFO: task kworker/1:306:3928 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.107096][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.107175][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.107217][ T32] Call trace: [ 1328.124997][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.125077][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.125127][ T32] r4:00000000 [ 1328.125151][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.125194][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.125225][ T32] 1d20: a0e4c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.125284][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.125314][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.125338][ T32] r5:800f0013 r4:80239bb0 [ 1328.125358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.125399][ T32] r4:82ac21e4 [ 1328.125440][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.125508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.125535][ T32] r4:e0171dc0 [ 1328.125564][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.125610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.125632][ T32] r4:00000000 [ 1328.125652][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.125713][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.125739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.125811][ T32] r5:00001000 r4:e0027000 [ 1328.125835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.125905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.125952][ T32] r5:84b0438c r4:84b04000 [ 1328.125973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.126019][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.126056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.126106][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.126128][ T32] r4:849f2f80 [ 1328.126168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.126219][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.126277][ T32] r4:00000001 [ 1328.126300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.126336][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.126382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.126413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.126440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.126483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.126507][ T32] r4:842ee080 [ 1328.126529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.126566][ T32] INFO: task kworker/1:307:3930 blocked for more than 454 seconds. [ 1328.126644][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.126674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.126703][ T32] task:kworker/1:307 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.126792][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.126888][ T32] Call trace: [ 1328.126920][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.126974][ T32] r10:8291a684 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:84a60c00 [ 1328.126999][ T32] r4:84a60c00 [ 1328.127019][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.127062][ T32] r5:84a60c00 r4:8291a680 [ 1328.127099][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.127171][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.127218][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 [ 1328.127241][ T32] r4:00000000 [ 1328.127259][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.133359][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.133422][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.133468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85063d80 [ 1328.133492][ T32] r4:00000000 [ 1328.133511][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.133599][ T32] r9:83018205 r8:84a60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.133626][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.133691][ T32] r5:00001000 r4:dff07000 [ 1328.133715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.133756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.133798][ T32] r5:8502178c r4:85021400 [ 1328.133818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.133885][ T32] r7:ddde2d80 r6:83018200 r5:8502178c r4:85053900 [ 1328.133931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.133982][ T32] r10:61c88647 r9:84a60c00 r8:8505392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.134014][ T32] r4:85053900 [ 1328.134051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.134101][ T32] r10:00000000 r9:85053900 r8:80287e08 r7:e0791e60 r6:84b5ab80 r5:84a60c00 [ 1328.134124][ T32] r4:00000001 [ 1328.134142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.134179][ T32] Exception stack(0xe07c9fb0 to 0xe07c9ff8) [ 1328.134207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.134235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.134261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.134301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.134336][ T32] r4:85063b00 [ 1328.134649][ T32] INFO: task kworker/1:307:3930 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.134682][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.134761][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.134852][ T32] Call trace: [ 1328.134887][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.134939][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.134964][ T32] r4:00000000 [ 1328.134983][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.135022][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.135050][ T32] 1d20: a0e4c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.135079][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.135141][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.135184][ T32] r5:800f0013 r4:80239bb0 [ 1328.135207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.135248][ T32] r4:82ac21e4 [ 1328.135279][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.135325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.135371][ T32] r4:e0171dc0 [ 1328.135394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.135466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.135492][ T32] r4:00000000 [ 1328.135512][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.135558][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.135580][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.135622][ T32] r5:00001000 r4:e0027000 [ 1328.135642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.135708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.135755][ T32] r5:84b0438c r4:84b04000 [ 1328.135776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.135822][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.135842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.135888][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.135910][ T32] r4:849f2f80 [ 1328.135957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.136040][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1328.136220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.136485][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.136862][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.136926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 [ 1328.136968][ T32] r4:00000000 [ 1328.136989][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.137051][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.137089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.137130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0380 [ 1328.137152][ T32] r4:00000000 [ 1328.137215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.137262][ T32] r9:83018205 r8:84a63000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.137284][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.137325][ T32] r5:00001000 r4:e04ef000 [ 1328.149816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.149913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.149990][ T32] r5:85022b8c r4:85022800 [ 1328.150047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.150099][ T32] r7:ddde2d80 r6:83018200 r5:85022b8c r4:85053980 [ 1328.150121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.150196][ T32] r10:61c88647 r9:84a63000 r8:850539ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.150223][ T32] r4:85053980 [ 1328.150277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.150328][ T32] r10:00000000 r9:85053980 r8:80287e08 r7:e07c9e60 r6:84b5ac00 r5:84a63000 [ 1328.150350][ T32] r4:00000001 [ 1328.150370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.150407][ T32] Exception stack(0xe07ddfb0 to 0xe07ddff8) [ 1328.150434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.150492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.150551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.150583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.150605][ T32] r4:85063c40 [ 1328.150984][ T32] INFO: task kworker/1:308:3932 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.151021][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.151114][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.151162][ T32] Call trace: [ 1328.151251][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.151307][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.151331][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.151481][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 7 printk messages dropped ** [ 1328.151768][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.152093][ T32] r5:84b0438c r4:84b04000 ** 4 printk messages dropped ** [ 1328.152361][ T32] r4:849f2f80 ** 2 printk messages dropped ** [ 1328.152447][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.152617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.152830][ T32] INFO: task kworker/1:309:3934 blocked for more than 454 seconds. ** 4 printk messages dropped ** [ 1328.153102][ T32] Call trace: [ 1328.153163][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.153212][ T32] r10:8291a684 r9:e07e1d84 r8:00000002 r7:60000113 r6:e07e1d8c r5:84a60000 [ 1328.153267][ T32] r4:84a60000 [ 1328.153319][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.153366][ T32] r5:84a60000 r4:8291a680 [ 1328.153386][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.153426][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.153468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e1e08 [ 1328.153491][ T32] r4:00000000 [ 1328.153509][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.153561][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.153600][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.153665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056900 [ 1328.153714][ T32] r4:00000000 [ 1328.153737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.153782][ T32] r9:83018205 r8:84a60000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1328.153820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.153867][ T32] r5:00001000 r4:dff29000 [ 1328.153919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.153962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.154004][ T32] r5:85021b8c r4:85021800 [ 1328.154025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.154071][ T32] r7:ddde2d80 r6:83018200 r5:85021b8c r4:85053a00 [ 1328.154092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.154139][ T32] r10:61c88647 r9:84a60000 r8:85053a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.154162][ T32] r4:85053a00 [ 1328.154181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.154227][ T32] r10:00000000 r9:85053a00 r8:80287e08 r7:e07dde60 r6:84b5ac80 r5:84a60000 [ 1328.154248][ T32] r4:00000001 [ 1328.154641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.154782][ T32] Exception stack(0xe07e1fb0 to 0xe07e1ff8) [ 1328.154816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.154844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.154872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.154901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.154923][ T32] r4:85063dc0 [ 1328.155098][ T32] INFO: task kworker/1:309:3934 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.155128][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.155183][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.155407][ T32] Call trace: [ 1328.155438][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.155548][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.155575][ T32] r4:00000000 [ 1328.155626][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.155706][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.155823][ T32] 1d20: a14f7000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.155871][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 5 printk messages dropped ** [ 1328.156438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.156462][ T32] r4:e0171dc0 [ 1328.156755][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.156805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.156830][ T32] r4:00000000 [ 1328.156865][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.156915][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.156938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.157102][ T32] r5:00001000 r4:e0027000 [ 1328.157292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.190487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.190581][ T32] r5:84b0438c r4:84b04000 [ 1328.190736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.190813][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.190836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.190884][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.190910][ T32] r4:849f2f80 [ 1328.190930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.191433][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.191655][ T32] r4:00000001 [ 1328.191680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.191765][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.191863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.191896][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.191923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.191952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.191975][ T32] r4:842ee080 [ 1328.191997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.192028][ T32] INFO: task kworker/1:310:3936 blocked for more than 454 seconds. [ 1328.192059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.192084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.192105][ T32] task:kworker/1:310 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.193155][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.193673][ T32] Call trace: [ 1328.193717][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.193771][ T32] r10:8291a684 r9:e07e9d84 r8:00000002 r7:60000113 r6:e07e9d8c r5:84a62400 [ 1328.193794][ T32] r4:84a62400 [ 1328.193814][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.193856][ T32] r5:84a62400 r4:8291a680 [ 1328.193877][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.194054][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.194101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e9e08 [ 1328.194125][ T32] r4:00000000 [ 1328.194144][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.194246][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.194287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.194330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0040 [ 1328.194932][ T32] r4:00000000 [ 1328.195327][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1328.195947][ T32] r5:85021f8c r4:85021c00 [ 1328.195981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.196062][ T32] r7:ddde2d80 r6:83018200 r5:85021f8c r4:85053a80 [ 1328.196117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.196255][ T32] r10:00000000 r9:85053a80 r8:80287e08 r7:e07dde60 r6:84b5ad00 r5:84a62400 ** 5 printk messages dropped ** [ 1328.196720][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.218518][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1328.218915][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 5 printk messages dropped ** [ 1328.219511][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1328.219731][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1328.219801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 3 printk messages dropped ** [ 1328.219933][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.220300][ T32] r5:00001000 r4:e0027000 ** 2 printk messages dropped ** [ 1328.220416][ T32] r5:84b0438c r4:84b04000 ** 2 printk messages dropped ** [ 1328.220533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.221250][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1328.221498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.221533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.221571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.221611][ T32] r4:842ee080 [ 1328.221691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.221726][ T32] INFO: task kworker/1:311:3938 blocked for more than 454 seconds. [ 1328.221763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.221792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.221816][ T32] task:kworker/1:311 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.221872][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.221995][ T32] Call trace: [ 1328.222037][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.222284][ T32] r10:8291a684 r9:e07f5d84 r8:00000002 r7:60000113 r6:e07f5d8c r5:84a61800 [ 1328.222311][ T32] r4:84a61800 [ 1328.222398][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.222518][ T32] r5:84a61800 r4:8291a680 [ 1328.222542][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.222584][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.222630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f5e08 [ 1328.222788][ T32] r4:00000000 [ 1328.222822][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.222859][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.222895][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.222943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0140 [ 1328.222967][ T32] r4:00000000 [ 1328.223015][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.223127][ T32] r9:83018205 r8:84a61800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.223154][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.223245][ T32] r5:00001000 r4:e0089000 [ 1328.223267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.223600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.223650][ T32] r5:8502238c r4:85022000 [ 1328.223671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.223742][ T32] r7:ddde2d80 r6:83018200 r5:8502238c r4:85053b00 [ 1328.223766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.223828][ T32] r10:61c88647 r9:84a61800 r8:85053b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.223854][ T32] r4:85053b00 [ 1328.223873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.223918][ T32] r10:00000000 r9:85053b00 r8:80287e08 r7:e07dde60 r6:84b5ad80 r5:84a61800 [ 1328.223944][ T32] r4:00000001 [ 1328.223985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.224052][ T32] Exception stack(0xe07f5fb0 to 0xe07f5ff8) [ 1328.224105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.224166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.224196][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.224226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.224375][ T32] r4:849e0200 [ 1328.224655][ T32] INFO: task kworker/1:311:3938 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.224696][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.224767][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.225135][ T32] Call trace: [ 1328.225167][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.225338][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.225464][ T32] r4:00000000 [ 1328.225487][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.225703][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.225735][ T32] 1d20: a21bc000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.225763][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.225789][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.225813][ T32] r5:800f0013 r4:80239bb0 [ 1328.225834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.225873][ T32] r4:82ac21e4 [ 1328.225951][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.226000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.226092][ T32] r4:e0171dc0 [ 1328.226119][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.226202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.226227][ T32] r4:00000000 [ 1328.226248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.226295][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.226317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.226359][ T32] r5:00001000 r4:e0027000 [ 1328.226480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.226541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.226586][ T32] r5:84b0438c r4:84b04000 [ 1328.226709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.226760][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.226820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.226909][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.226940][ T32] r4:849f2f80 [ 1328.227006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.227072][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.227209][ T32] r4:00000001 [ 1328.227231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.227349][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.244987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.245054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.245084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.245157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.245224][ T32] r4:842ee080 [ 1328.245251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.245290][ T32] INFO: task kworker/1:312:3940 blocked for more than 454 seconds. [ 1328.245324][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.245350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1328.246389][ T32] r10:8291a684 r9:e07fdd84 r8:00000002 r7:60000113 r6:e07fdd8c r5:84a65400 ** 6 printk messages dropped ** [ 1328.246811][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.247037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e02c0 [ 1328.247073][ T32] r4:00000000 [ 1328.247097][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.247149][ T32] r9:83018205 r8:84a65400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1328.247174][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.247291][ T32] r5:00001000 r4:e017f000 [ 1328.259494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.259562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.259608][ T32] r5:8502278c r4:85022400 [ 1328.259691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.259746][ T32] r7:ddde2d80 r6:83018200 r5:8502278c r4:85053b80 [ 1328.259768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.259816][ T32] r10:61c88647 r9:84a65400 r8:85053bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.259936][ T32] r4:85053b80 [ 1328.260022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.260088][ T32] r10:00000000 r9:85053b80 r8:80287e08 r7:e07dde60 r6:84b5ae00 r5:84a65400 [ 1328.260116][ T32] r4:00000001 [ 1328.260136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.260177][ T32] Exception stack(0xe07fdfb0 to 0xe07fdff8) [ 1328.260378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.260410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.260438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.260484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.260509][ T32] r4:849e0100 [ 1328.260901][ T32] INFO: task kworker/1:312:3940 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.260939][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.261002][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.261160][ T32] Call trace: [ 1328.261191][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.261349][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.261377][ T32] r4:00000000 [ 1328.261398][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.261438][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.261582][ T32] 1d20: a2774000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.261615][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.261693][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.261721][ T32] r5:800f0013 r4:80239bb0 [ 1328.261743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.261784][ T32] r4:82ac21e4 [ 1328.261951][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.262096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.262122][ T32] r4:e0171dc0 [ 1328.262143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.262187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.262249][ T32] r4:00000000 [ 1328.262272][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.262318][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.262340][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.262415][ T32] r5:00001000 r4:e0027000 [ 1328.262438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.262479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.262526][ T32] r5:84b0438c r4:84b04000 [ 1328.262547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.262593][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.262614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.262673][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.262703][ T32] r4:849f2f80 [ 1328.262723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.262785][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.262810][ T32] r4:00000001 [ 1328.262828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.262865][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.262927][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.263132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.263372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.263405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.263428][ T32] r4:842ee080 [ 1328.263448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.263474][ T32] INFO: task kworker/1:313:3942 blocked for more than 454 seconds. [ 1328.263509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.263535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.263555][ T32] task:kworker/1:313 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.263641][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.263688][ T32] Call trace: [ 1328.263720][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.263767][ T32] r10:8291a684 r9:e0805d84 r8:00000002 r7:60000013 r6:e0805d8c r5:84a66000 [ 1328.263790][ T32] r4:84a66000 [ 1328.263810][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.263851][ T32] r5:84a66000 r4:8291a680 ** 1 printk messages dropped ** [ 1328.263939][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.264041][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.264133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1328.264341][ T32] r9:83018205 r8:84a66000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1328.264505][ T32] r5:85022f8c r4:85022c00 [ 1328.264531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.264578][ T32] r7:ddde2d80 r6:83018200 r5:85022f8c r4:85053c00 [ 1328.264598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.264680][ T32] r10:61c88647 r9:84a66000 r8:85053c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.264709][ T32] r4:85053c00 [ 1328.264728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.264776][ T32] r10:00000000 r9:85053c00 r8:80287e08 r7:e07dde60 r6:84b5ae80 r5:84a66000 [ 1328.264799][ T32] r4:00000001 [ 1328.264817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.264857][ T32] Exception stack(0xe0805fb0 to 0xe0805ff8) [ 1328.264885][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.265145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.265611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.265645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.265726][ T32] r4:849e01c0 [ 1328.265916][ T32] INFO: task kworker/1:313:3942 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.265950][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.266007][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.266154][ T32] Call trace: [ 1328.266252][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.266306][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.266565][ T32] r4:00000000 [ 1328.266588][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.266629][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.266691][ T32] 1d20: a2774000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.266725][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.266751][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.266935][ T32] r5:800f0013 r4:80239bb0 [ 1328.267058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.267104][ T32] r4:82ac21e4 [ 1328.267186][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.267232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.267254][ T32] r4:e0171dc0 [ 1328.267273][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.292977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.293052][ T32] r4:00000000 [ 1328.293099][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.293220][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.293379][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.293479][ T32] r5:00001000 r4:e0027000 [ 1328.293572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.293663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.293780][ T32] r5:84b0438c r4:84b04000 [ 1328.293941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.294045][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.294116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.294218][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.294330][ T32] r4:849f2f80 [ 1328.294379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.294592][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.294646][ T32] r4:00000001 [ 1328.294698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.294809][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.294876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.294942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.294999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.295130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.295183][ T32] r4:842ee080 [ 1328.295302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.295422][ T32] INFO: task kworker/1:314:3944 blocked for more than 454 seconds. [ 1328.295488][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.295541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.295588][ T32] task:kworker/1:314 state:D stack:0 pid:3944 tgid:3944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.295700][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.295794][ T32] Call trace: [ 1328.295862][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.296051][ T32] r10:8291a684 r9:e080dd84 r8:00000002 r7:60000113 r6:e080dd8c r5:84a63c00 [ 1328.296105][ T32] r4:84a63c00 [ 1328.296150][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.296238][ T32] r5:84a63c00 r4:8291a680 [ 1328.296283][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.296366][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.296457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e080de08 [ 1328.296654][ T32] r4:00000000 [ 1328.296719][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.296799][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.296871][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.296955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e0900 [ 1328.297004][ T32] r4:00000000 [ 1328.297046][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.297212][ T32] r9:83018205 r8:84a63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1328.297264][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.305842][ T32] r5:00001000 r4:e052d000 [ 1328.305943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.306053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.306138][ T32] r5:85023b8c r4:85023800 [ 1328.306185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.306326][ T32] r7:ddde2d80 r6:83018200 r5:85023b8c r4:85053c80 [ 1328.306375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.306533][ T32] r10:61c88647 r9:84a63c00 r8:85053cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.306586][ T32] r4:85053c80 [ 1328.306632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.306737][ T32] r10:00000000 r9:85053c80 r8:80287e08 r7:e0805e60 r6:84b5af00 r5:84a63c00 [ 1328.306806][ T32] r4:00000001 [ 1328.306853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.306932][ T32] Exception stack(0xe080dfb0 to 0xe080dff8) [ 1328.307091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.307157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.307350][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.310653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.310757][ T32] r4:849e03c0 [ 1328.311428][ T32] INFO: task kworker/1:314:3944 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.311501][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.311751][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.311855][ T32] Call trace: [ 1328.311917][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.312113][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.312168][ T32] r4:00000000 [ 1328.312215][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.312296][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.312361][ T32] 1d20: a2b87000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.312422][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.312515][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.312569][ T32] r5:800f0013 r4:80239bb0 [ 1328.312616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.312834][ T32] r4:82ac21e4 [ 1328.312925][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.313021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.313071][ T32] r4:e0171dc0 [ 1328.313112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.313205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.313255][ T32] r4:00000000 [ 1328.313528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.313626][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.313678][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.313771][ T32] r5:00001000 r4:e0027000 [ 1328.313814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.313893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.314131][ T32] r5:84b0438c r4:84b04000 [ 1328.314183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.314324][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.314450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.314582][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.314633][ T32] r4:849f2f80 [ 1328.314679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.314801][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.314857][ T32] r4:00000001 [ 1328.314916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.314999][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.315056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.315123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.315201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.315265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.315311][ T32] r4:842ee080 [ 1328.315352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.315402][ T32] INFO: task kworker/1:315:3946 blocked for more than 454 seconds. [ 1328.315460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.315512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.315634][ T32] task:kworker/1:315 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.315882][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.315987][ T32] Call trace: [ 1328.316055][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.316150][ T32] r10:8291a684 r9:e0815d84 r8:00000002 r7:60000113 r6:e0815d8c r5:84a64800 [ 1328.316199][ T32] r4:84a64800 [ 1328.316239][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.316329][ T32] r5:84a64800 r4:8291a680 [ 1328.316428][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.316556][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.317058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0815e08 [ 1328.317114][ T32] r4:00000000 [ 1328.317158][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.317233][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.338683][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.338864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e06c0 [ 1328.338894][ T32] r4:00000000 [ 1328.338950][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.339048][ T32] r9:83018205 r8:84a64800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1328.339076][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.339125][ T32] r5:00001000 r4:e0511000 [ 1328.339146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.339186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.339231][ T32] r5:8502338c r4:85023000 [ 1328.339253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.339304][ T32] r7:ddde2d80 r6:83018200 r5:8502338c r4:85053d00 [ 1328.339387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.339440][ T32] r10:61c88647 r9:84a64800 r8:85053d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.339464][ T32] r4:85053d00 [ 1328.339505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1328.340024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.341490][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 16 printk messages dropped ** [ 1328.343249][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 6 printk messages dropped ** [ 1328.343797][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.343850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.343951][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.344004][ T32] r4:849f2f80 [ 1328.344048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.344146][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.344201][ T32] r4:00000001 [ 1328.344245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.344367][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.344481][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.344556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.344692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.344765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.344816][ T32] r4:842ee080 [ 1328.344862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.345001][ T32] INFO: task kworker/1:316:3948 blocked for more than 454 seconds. [ 1328.345089][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.345146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.345191][ T32] task:kworker/1:316 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.345332][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.345426][ T32] Call trace: [ 1328.345491][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.345592][ T32] r10:8291a684 r9:e081dd84 r8:00000002 r7:60000013 r6:e081dd8c r5:84a66c00 [ 1328.345803][ T32] r4:84a66c00 [ 1328.345863][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.345970][ T32] r5:84a66c00 r4:8291a680 [ 1328.346106][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1328.346804][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.378479][ T32] r5:8502378c r4:85023400 ** 2 printk messages dropped ** [ 1328.378643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1328.379099][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.380381][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 14 printk messages dropped ** [ 1328.381012][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1328.382903][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.383348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.383370][ T32] r4:842ee080 [ 1328.383392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.383435][ T32] INFO: task kworker/1:317:3950 blocked for more than 454 seconds. [ 1328.383620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.383848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.383878][ T32] task:kworker/1:317 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.384024][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.384182][ T32] Call trace: [ 1328.384251][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.384440][ T32] r10:8291a684 r9:e0735d84 r8:00000002 r7:60000113 r6:e0735d8c r5:84bd8000 [ 1328.384469][ T32] r4:84bd8000 [ 1328.384492][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.384538][ T32] r5:84bd8000 r4:8291a680 [ 1328.384558][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.384598][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.384655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 [ 1328.384683][ T32] r4:00000000 [ 1328.384702][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.384744][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.384781][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.384861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e09c0 [ 1328.384888][ T32] r4:00000000 [ 1328.384908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.384953][ T32] r9:83018205 r8:84bd8000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1328.384975][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.385017][ T32] r5:00001000 r4:e05b5000 [ 1328.385152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.385196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.385242][ T32] r5:85023f8c r4:85023c00 [ 1328.385367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.385418][ T32] r7:ddde2d80 r6:83018200 r5:85023f8c r4:85053e00 [ 1328.385603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.385730][ T32] r10:61c88647 r9:84bd8000 r8:85053e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.385763][ T32] r4:85053e00 [ 1328.385783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.385828][ T32] r10:00000000 r9:85053e00 r8:80287e08 r7:e080de60 r6:85053e80 r5:84bd8000 [ 1328.385851][ T32] r4:00000001 [ 1328.385888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.385928][ T32] Exception stack(0xe0735fb0 to 0xe0735ff8) [ 1328.386021][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.386803][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.386978][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.387260][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 3 printk messages dropped ** [ 1328.410271][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1328.410520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1328.410678][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.411389][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 7 printk messages dropped ** [ 1328.411880][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 5 printk messages dropped ** [ 1328.412101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1328.413064][ T32] r4:84bd9800 ** 5 printk messages dropped ** [ 1328.414342][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1328.415391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1328.415621][ T32] r7:ddde2d80 r6:83018200 r5:85024b8c r4:85053f00 [ 1328.415641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.415687][ T32] r10:61c88647 r9:84bd9800 r8:85053f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.415709][ T32] r4:85053f00 [ 1328.415773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.415950][ T32] r10:00000000 r9:85053f00 r8:80287e08 r7:e0735e60 r6:85053f80 r5:84bd9800 [ 1328.415978][ T32] r4:00000001 [ 1328.416046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.416087][ T32] Exception stack(0xe0829fb0 to 0xe0829ff8) [ 1328.416114][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.416156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.416186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.416383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.416409][ T32] r4:849e0a00 [ 1328.416850][ T32] INFO: task kworker/1:318:3953 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.416895][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.416954][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.416999][ T32] Call trace: [ 1328.417224][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.417429][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.456334][ T32] r4:00000000 [ 1328.456609][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.456783][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.456863][ T32] 1d20: a3dc3000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.456928][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 5 printk messages dropped ** [ 1328.462199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 15 printk messages dropped ** [ 1328.463653][ T32] r4:849f2f80 ** 9 printk messages dropped ** [ 1328.464394][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1328.464915][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.465018][ T32] Call trace: [ 1328.465095][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.465205][ T32] r10:8291a684 r9:e072dd84 r8:00000002 r7:60000113 r6:e072dd8c r5:84bda400 [ 1328.465263][ T32] r4:84bda400 [ 1328.465312][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.465405][ T32] r5:84bda400 r4:8291a680 [ 1328.465456][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.465545][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.465640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e072de08 [ 1328.465730][ T32] r4:00000000 [ 1328.465796][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1328.466507][ T32] r5:00001000 r4:e05e1000 ** 2 printk messages dropped ** [ 1328.466729][ T32] r5:8502438c r4:85024000 [ 1328.466815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.467245][ T32] r10:00000000 r9:8477d000 r8:80287e08 r7:e0829e60 r6:8477d080 r5:84bda400 ** 11 printk messages dropped ** [ 1328.484584][ T32] Call trace: ** 10 printk messages dropped ** [ 1328.485493][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1328.486145][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 16 printk messages dropped ** [ 1328.502021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1328.503470][ T32] r5:84bdb000 r4:8291a680 ** 3 printk messages dropped ** [ 1328.503878][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1328.504742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.505148][ T32] r10:61c88647 r9:84bdb000 r8:8477d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1328.505562][ T32] Exception stack(0xe0839fb0 to 0xe0839ff8) ** 2 printk messages dropped ** [ 1328.505788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.505865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.505921][ T32] r4:849e0c80 [ 1328.506760][ T32] INFO: task kworker/1:320:3957 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.506873][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.507054][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.507154][ T32] Call trace: [ 1328.507243][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.528399][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.528648][ T32] r4:00000000 [ 1328.528710][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.528875][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.528953][ T32] 1d20: a41c1000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.529050][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.529122][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.529188][ T32] r5:800f0013 r4:80239bb0 [ 1328.529238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.529333][ T32] r4:82ac21e4 [ 1328.529380][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.529519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.529590][ T32] r4:e0171dc0 [ 1328.529658][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.529760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.529833][ T32] r4:00000000 [ 1328.529923][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.530054][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.530106][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.530207][ T32] r5:00001000 r4:e0027000 [ 1328.530256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.530345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.530448][ T32] r5:84b0438c r4:84b04000 [ 1328.530496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.530600][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.530654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.530760][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.530859][ T32] r4:849f2f80 [ 1328.530913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.531035][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.531096][ T32] r4:00000001 [ 1328.531162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1328.531505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1328.532959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0841e08 ** 12 printk messages dropped ** [ 1328.534006][ T32] r5:85024f8c r4:85024c00 ** 6 printk messages dropped ** [ 1328.534547][ T32] r10:00000000 r9:8477d200 r8:80287e08 r7:e0829e60 r6:8477d280 r5:84bdbc00 ** 11 printk messages dropped ** [ 1328.536338][ T32] Call trace: ** 10 printk messages dropped ** [ 1328.537198][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1328.565517][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1328.566534][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 10 printk messages dropped ** [ 1328.567340][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.573332][ T32] r4:84bdc800 [ 1328.573382][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.573475][ T32] r5:84bdc800 r4:8291a680 [ 1328.573542][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.573653][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.573785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0845e08 [ 1328.573843][ T32] r4:00000000 [ 1328.573900][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.573984][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.574087][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.574210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416040 [ 1328.574265][ T32] r4:00000000 [ 1328.574316][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.574421][ T32] r9:83018205 r8:84bdc800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1328.574477][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.574577][ T32] r5:00001000 r4:e0639000 [ 1328.574630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.574719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.574861][ T32] r5:8502538c r4:85025000 [ 1328.574914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.575067][ T32] r7:ddde2d80 r6:83018200 r5:8502538c r4:8477d300 [ 1328.575121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.575224][ T32] r10:61c88647 r9:84bdc800 r8:8477d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.575278][ T32] r4:8477d300 [ 1328.575327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.575457][ T32] r10:00000000 r9:8477d300 r8:80287e08 r7:e0841e60 r6:8477d380 r5:84bdc800 ** 4 printk messages dropped ** [ 1328.575835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.598817][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1328.599741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 14 printk messages dropped ** [ 1328.600963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1328.601994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1328.602750][ T32] r4:84bc8000 [ 1328.602826][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.602935][ T32] r5:84bc8000 r4:8291a680 [ 1328.602984][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.603067][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.603154][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0851e08 [ 1328.603201][ T32] r4:00000000 [ 1328.603241][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.603312][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.603384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.603469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416440 [ 1328.603516][ T32] r4:00000000 [ 1328.603580][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.603709][ T32] r9:83018205 r8:84bc8000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1328.603763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.604056][ T32] r5:85025f8c r4:85025c00 ** 2 printk messages dropped ** [ 1328.604255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1328.606399][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 13 printk messages dropped ** [ 1328.628287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 17 printk messages dropped ** [ 1328.629947][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 11 printk messages dropped ** [ 1328.630992][ T32] Call trace: ** 7 printk messages dropped ** [ 1328.631694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e086de08 ** 3 printk messages dropped ** [ 1328.631995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1328.632169][ T32] r4:00000000 [ 1328.632224][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.632328][ T32] r9:83018205 r8:84bca400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1328.632382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.632470][ T32] r5:00001000 r4:e0653000 [ 1328.632514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.632612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.632731][ T32] r5:8502578c r4:85025400 [ 1328.632790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.632890][ T32] r7:ddde2d80 r6:83018200 r5:8502578c r4:8477d480 [ 1328.632940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.633063][ T32] r10:61c88647 r9:84bca400 r8:8477d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.633126][ T32] r4:8477d480 [ 1328.633194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.633299][ T32] r10:00000000 r9:8477d480 r8:80287e08 r7:e0851e60 r6:84767100 r5:84bca400 [ 1328.633373][ T32] r4:00000001 [ 1328.633426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.633512][ T32] Exception stack(0xe086dfb0 to 0xe086dff8) [ 1328.633582][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.633663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.633725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.633809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.633872][ T32] r4:844162c0 [ 1328.634823][ T32] INFO: task kworker/1:324:3965 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.634926][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.635094][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.635196][ T32] Call trace: [ 1328.635306][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.635421][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.635484][ T32] r4:00000000 [ 1328.635531][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.635625][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.635727][ T32] 1d20: a4626000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.635808][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.635875][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.635932][ T32] r5:800f0013 r4:80239bb0 [ 1328.635976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.636062][ T32] r4:82ac21e4 [ 1328.636149][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.636261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.636315][ T32] r4:e0171dc0 [ 1328.636357][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.636452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.636507][ T32] r4:00000000 [ 1328.636555][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.636705][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.636761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.636858][ T32] r5:00001000 r4:e0027000 [ 1328.636907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.636992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.637098][ T32] r5:84b0438c r4:84b04000 [ 1328.637149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.637248][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.637348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.662552][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.662792][ T32] r4:849f2f80 [ 1328.662860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.663047][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.663121][ T32] r4:00000001 [ 1328.663173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.663264][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.663334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.663402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.663465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.663535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.663592][ T32] r4:842ee080 [ 1328.663660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.663732][ T32] INFO: task kworker/1:325:3966 blocked for more than 455 seconds. [ 1328.663812][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.663894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.663952][ T32] task:kworker/1:325 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.664084][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.664239][ T32] Call trace: [ 1328.664343][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.664456][ T32] r10:8291a684 r9:e0879d84 r8:00000002 r7:60000113 r6:e0879d8c r5:84bc8c00 [ 1328.664513][ T32] r4:84bc8c00 [ 1328.664565][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.664666][ T32] r5:84bc8c00 r4:8291a680 [ 1328.664716][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.664804][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.664904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0879e08 [ 1328.664962][ T32] r4:00000000 [ 1328.665008][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.665088][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.665175][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.665271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416240 [ 1328.665324][ T32] r4:00000000 [ 1328.665374][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.665495][ T32] r9:83018205 r8:84bc8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1328.665550][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.665674][ T32] r5:00001000 r4:e0663000 [ 1328.665727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.665819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.665931][ T32] r5:85025b8c r4:85025800 [ 1328.665982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.666080][ T32] r7:ddde2d80 r6:83018200 r5:85025b8c r4:8477d500 [ 1328.666130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.666228][ T32] r10:61c88647 r9:84bc8c00 r8:8477d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.666298][ T32] r4:8477d500 [ 1328.666349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.666447][ T32] r10:00000000 r9:8477d500 r8:80287e08 r7:e0851e60 r6:84767180 r5:84bc8c00 [ 1328.666500][ T32] r4:00000001 [ 1328.666547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.666637][ T32] Exception stack(0xe0879fb0 to 0xe0879ff8) [ 1328.666742][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.666833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.666914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.666981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.667056][ T32] r4:84416400 [ 1328.686355][ T32] INFO: task kworker/1:325:3966 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.686663][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.686866][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.687037][ T32] Call trace: [ 1328.687116][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.687235][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.687289][ T32] r4:00000000 [ 1328.701581][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.701935][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.702017][ T32] 1d20: a4ad3000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.702087][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.702149][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.702210][ T32] r5:800f0013 r4:80239bb0 [ 1328.702262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.702390][ T32] r4:82ac21e4 [ 1328.702446][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.702579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.702646][ T32] r4:e0171dc0 [ 1328.702695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.702816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.702874][ T32] r4:00000000 [ 1328.702937][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.703071][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.703145][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.703249][ T32] r5:00001000 r4:e0027000 [ 1328.703298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.703404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.703531][ T32] r5:84b0438c r4:84b04000 [ 1328.703583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.703730][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.703786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.703888][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.703943][ T32] r4:849f2f80 [ 1328.703990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.704095][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.704148][ T32] r4:00000001 [ 1328.704193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.704273][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.704338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.704418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.704510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.704599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.704714][ T32] r4:842ee080 [ 1328.704773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.704843][ T32] INFO: task kworker/1:326:3968 blocked for more than 455 seconds. [ 1328.704919][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.704978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.705029][ T32] task:kworker/1:326 state:D stack:0 pid:3968 tgid:3968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.705179][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.705295][ T32] Call trace: [ 1328.705401][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.705505][ T32] r10:8291a684 r9:e0881d84 r8:00000002 r7:60000113 r6:e0881d8c r5:84bcbc00 [ 1328.705578][ T32] r4:84bcbc00 [ 1328.705635][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.705731][ T32] r5:84bcbc00 r4:8291a680 [ 1328.705781][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.705868][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.705992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0881e08 [ 1328.706049][ T32] r4:00000000 [ 1328.706095][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.706174][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.706253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.706361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416640 [ 1328.706416][ T32] r4:00000000 [ 1328.706493][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.706610][ T32] r9:83018205 r8:84bcbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1328.706666][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.706757][ T32] r5:00001000 r4:e0693000 [ 1328.706827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.706910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.706992][ T32] r5:8502678c r4:85026400 [ 1328.707032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.707126][ T32] r7:ddde2d80 r6:83018200 r5:8502678c r4:8477d580 [ 1328.707173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.707269][ T32] r10:61c88647 r9:84bcbc00 r8:8477d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.722381][ T32] r4:8477d580 [ 1328.722572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.722765][ T32] r10:00000000 r9:8477d580 r8:80287e08 r7:e0851e60 r6:84767200 r5:84bcbc00 [ 1328.722847][ T32] r4:00000001 [ 1328.722895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.722988][ T32] Exception stack(0xe0881fb0 to 0xe0881ff8) [ 1328.723061][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.723142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.723206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.724448][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.725223][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1328.725930][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.726513][ T32] r5:84b0438c r4:84b04000 ** 4 printk messages dropped ** [ 1328.726931][ T32] r4:849f2f80 [ 1328.726972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.727067][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.727118][ T32] r4:00000001 [ 1328.727182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.727260][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.748356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.748493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.748557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.748647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.748731][ T32] r4:842ee080 [ 1328.748793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.748882][ T32] INFO: task kworker/1:327:3970 blocked for more than 455 seconds. [ 1328.748957][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.749012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.749061][ T32] task:kworker/1:327 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.749222][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.749361][ T32] Call trace: [ 1328.749449][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.749577][ T32] r10:8291a684 r9:e0889d84 r8:00000002 r7:60000113 r6:e0889d8c r5:84bcb000 [ 1328.749637][ T32] r4:84bcb000 [ 1328.749702][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.749799][ T32] r5:84bcb000 r4:8291a680 [ 1328.749846][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.749932][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.750022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0889e08 [ 1328.750070][ T32] r4:00000000 [ 1328.750116][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1328.750266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.751046][ T32] r5:8502638c r4:85026000 [ 1328.751093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.751586][ T32] r10:00000000 r9:8477d600 r8:80287e08 r7:e0881e60 r6:84767280 r5:84bcb000 ** 5 printk messages dropped ** [ 1328.751987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.752048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.752100][ T32] r4:84416380 [ 1328.752960][ T32] INFO: task kworker/1:327:3970 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.753031][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.753171][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.753282][ T32] Call trace: [ 1328.753364][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.753484][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.753602][ T32] r4:00000000 [ 1328.753656][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.753742][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.753802][ T32] 1d20: a4d67000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.753886][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.753948][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.754001][ T32] r5:800f0013 r4:80239bb0 [ 1328.754045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.754140][ T32] r4:82ac21e4 [ 1328.754202][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.754295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.754345][ T32] r4:e0171dc0 [ 1328.754386][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.754484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.754536][ T32] r4:00000000 [ 1328.754579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.754703][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.754792][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.754905][ T32] r5:00001000 r4:e0027000 [ 1328.754953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.755036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1328.755478][ T32] r4:849f2f80 ** 4 printk messages dropped ** [ 1328.755786][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 5 printk messages dropped ** [ 1328.756139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1328.756889][ T32] r4:84bc9800 ** 4 printk messages dropped ** [ 1328.757271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a9e08 ** 9 printk messages dropped ** [ 1328.780372][ T32] r5:00001000 r4:e06a1000 ** 2 printk messages dropped ** [ 1328.780643][ T32] r5:85026b8c r4:85026800 ** 1 printk messages dropped ** [ 1328.780797][ T32] r7:ddde2d80 r6:83018200 r5:85026b8c r4:8477d680 ** 4 printk messages dropped ** [ 1328.781240][ T32] r10:00000000 r9:8477d680 r8:80287e08 r7:e0881e60 r6:84767300 r5:84bc9800 ** 11 printk messages dropped ** [ 1328.783096][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.783585][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1328.784165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 9 printk messages dropped ** [ 1328.784888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.785842][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.785904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.785971][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.786060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.786133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.786224][ T32] r4:842ee080 [ 1328.786277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.786344][ T32] INFO: task kworker/1:329:3974 blocked for more than 455 seconds. [ 1328.786424][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.786483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.786559][ T32] task:kworker/1:329 state:D stack:0 pid:3974 tgid:3974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.786718][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.786845][ T32] Call trace: [ 1328.786937][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.787040][ T32] r10:8291a684 r9:e08b1d84 r8:00000002 r7:60000113 r6:e08b1d8c r5:84bcc800 [ 1328.787111][ T32] r4:84bcc800 [ 1328.787162][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.787260][ T32] r5:84bcc800 r4:8291a680 [ 1328.787357][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.811746][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.811993][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b1e08 [ 1328.812057][ T32] r4:00000000 [ 1328.812104][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.812187][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.812272][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.812392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844168c0 [ 1328.812452][ T32] r4:00000000 [ 1328.812517][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.812653][ T32] r9:83018205 r8:84bcc800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1328.812715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.812821][ T32] r5:00001000 r4:e06c3000 [ 1328.812894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.812987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.813095][ T32] r5:85026f8c r4:85026c00 [ 1328.813146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.813252][ T32] r7:ddde2d80 r6:83018200 r5:85026f8c r4:8477d700 [ 1328.813300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.813397][ T32] r10:61c88647 r9:84bcc800 r8:8477d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.813449][ T32] r4:8477d700 [ 1328.813489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.813590][ T32] r10:00000000 r9:8477d700 r8:80287e08 r7:e08a9e60 r6:84767380 r5:84bcc800 [ 1328.813655][ T32] r4:00000001 [ 1328.813701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.813781][ T32] Exception stack(0xe08b1fb0 to 0xe08b1ff8) [ 1328.813848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.813913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.813969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.814033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.814082][ T32] r4:84416680 [ 1328.814944][ T32] INFO: task kworker/1:329:3974 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.815027][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.815235][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.815347][ T32] Call trace: ** 1 printk messages dropped ** [ 1328.815548][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1328.816163][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.816508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 10 printk messages dropped ** [ 1328.837149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1328.838631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1328.839842][ T32] r4:84bcd400 ** 4 printk messages dropped ** [ 1328.840312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b9e08 ** 9 printk messages dropped ** [ 1328.841396][ T32] r5:00001000 r4:e06db000 ** 4 printk messages dropped ** [ 1328.842040][ T32] r7:ddde2d80 r6:83018200 r5:8502738c r4:8477d780 ** 4 printk messages dropped ** [ 1328.842379][ T32] r10:00000000 r9:8477d780 r8:80287e08 r7:e08b1e60 r6:84767400 r5:84bcd400 ** 10 printk messages dropped ** [ 1328.844322][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.844981][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.845043][ T32] 1d20: a51da000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.845118][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.845328][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.845385][ T32] r5:800f0013 r4:80239bb0 [ 1328.845471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.845585][ T32] r4:82ac21e4 [ 1328.845636][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.845728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.845852][ T32] r4:e0171dc0 [ 1328.845945][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.846209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.846276][ T32] r4:00000000 [ 1328.846325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.846424][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.846471][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.846556][ T32] r5:00001000 r4:e0027000 [ 1328.846599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.846682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.846797][ T32] r5:84b0438c r4:84b04000 [ 1328.846851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.846960][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.847010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.847242][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.883349][ T32] r4:849f2f80 [ 1328.883520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.883623][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.883673][ T32] r4:00000001 [ 1328.883737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.883810][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.883878][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.883963][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.883995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.884027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.884070][ T32] r4:842ee080 [ 1328.884098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.884143][ T32] INFO: task kworker/1:331:3978 blocked for more than 455 seconds. [ 1328.884178][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.884204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.884227][ T32] task:kworker/1:331 state:D stack:0 pid:3978 tgid:3978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.884286][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.884394][ T32] Call trace: [ 1328.884463][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1328.884737][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.885142][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.885384][ T32] r5:8502978c r4:85029400 ** 3 printk messages dropped ** [ 1328.885594][ T32] r10:61c88647 r9:84bce000 r8:8477d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.886265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.895453][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.895687][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.895923][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.896247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.896641][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1328.896907][ T32] INFO: task kworker/1:332:3980 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1328.897191][ T32] r4:84bcec00 ** 5 printk messages dropped ** [ 1328.899860][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.900131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416b40 ** 7 printk messages dropped ** [ 1328.900476][ T32] r5:8502778c r4:85027400 ** 3 printk messages dropped ** [ 1328.900643][ T32] r10:61c88647 r9:84bcec00 r8:8477d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1328.901177][ T32] r4:84416a40 ** 4 printk messages dropped ** [ 1328.901991][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1328.902712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1328.903191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.903596][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 1 printk messages dropped ** [ 1328.903654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.903681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.903755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.903815][ T32] r4:842ee080 [ 1328.903869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.903931][ T32] INFO: task kworker/1:333:3982 blocked for more than 455 seconds. [ 1328.904018][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.904076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.904124][ T32] task:kworker/1:333 state:D stack:0 pid:3982 tgid:3982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.904234][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.904369][ T32] Call trace: [ 1328.904464][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.904520][ T32] r10:8291a684 r9:e08f5d84 r8:00000002 r7:60000113 r6:e08f5d8c r5:85068c00 [ 1328.904575][ T32] r4:85068c00 [ 1328.904600][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.904645][ T32] r5:85068c00 r4:8291a680 [ 1328.904667][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.904739][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.904788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f5e08 [ 1328.904869][ T32] r4:00000000 [ 1328.904921][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.904988][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.905025][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.905069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416c80 [ 1328.905092][ T32] r4:00000000 [ 1328.905111][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.905181][ T32] r9:83018205 r8:85068c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1328.905225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.905273][ T32] r5:00001000 r4:e06f1000 [ 1328.905292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.905383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.905455][ T32] r5:85027b8c r4:85027800 [ 1328.905503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.905569][ T32] r7:ddde2d80 r6:83018200 r5:85027b8c r4:8477d900 [ 1328.905606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.905657][ T32] r10:61c88647 r9:85068c00 r8:8477d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.905680][ T32] r4:8477d900 [ 1328.905699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.905804][ T32] r10:00000000 r9:8477d900 r8:80287e08 r7:e08c1e60 r6:84767580 r5:85068c00 [ 1328.905830][ T32] r4:00000001 [ 1328.905852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.905889][ T32] Exception stack(0xe08f5fb0 to 0xe08f5ff8) [ 1328.905927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.905958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.905986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.906025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.906050][ T32] r4:84416b80 [ 1328.906239][ T32] INFO: task kworker/1:333:3982 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.906271][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.906362][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.906443][ T32] Call trace: [ 1328.906506][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.906563][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.906605][ T32] r4:00000000 [ 1328.906654][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.906699][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.906763][ T32] 1d20: a5863000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.906845][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.906878][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.906904][ T32] r5:800f0013 r4:80239bb0 [ 1328.906940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.907016][ T32] r4:82ac21e4 [ 1328.907040][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.907110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.907136][ T32] r4:e0171dc0 [ 1328.907156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.907253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.907280][ T32] r4:00000000 [ 1328.907382][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.935978][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.936071][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.936210][ T32] r5:00001000 r4:e0027000 [ 1328.936281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.936383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1328.936522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.936834][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.936861][ T32] r4:00000001 [ 1328.937005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.937049][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.937082][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.937164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.937194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.937224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.937246][ T32] r4:842ee080 [ 1328.937270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.937360][ T32] INFO: task kworker/1:334:3984 blocked for more than 455 seconds. [ 1328.947983][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.948049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.948130][ T32] task:kworker/1:334 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.948290][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.948435][ T32] Call trace: [ 1328.948535][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.948667][ T32] r10:8291a684 r9:e4905d84 r8:00000002 r7:60000013 r6:e4905d8c r5:85068000 [ 1328.948748][ T32] r4:85068000 [ 1328.948811][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.948902][ T32] r5:85068000 r4:8291a680 [ 1328.948945][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.949027][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.949130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4905e08 [ 1328.949188][ T32] r4:00000000 [ 1328.949228][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.949303][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.949404][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.949521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84416e80 [ 1328.949605][ T32] r4:00000000 [ 1328.949667][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.949773][ T32] r9:83018205 r8:85068000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 3 printk messages dropped ** [ 1328.950032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.950239][ T32] r10:61c88647 r9:85068000 r8:8477d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1328.951355][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1328.951760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1328.952221][ T32] r5:84b0438c r4:84b04000 ** 4 printk messages dropped ** [ 1328.952456][ T32] r4:849f2f80 ** 4 printk messages dropped ** [ 1328.952632][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 8 printk messages dropped ** [ 1328.952956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.953274][ T32] r5:8506a400 r4:8291a680 ** 5 printk messages dropped ** [ 1328.953537][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.953969][ T32] r5:8502838c r4:85028000 ** 3 printk messages dropped ** [ 1328.954114][ T32] r10:61c88647 r9:8506a400 r8:8477da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1328.954503][ T32] r4:84416fc0 ** 5 printk messages dropped ** [ 1328.955123][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1328.955566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 13 printk messages dropped ** [ 1328.956189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1328.956647][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1328.956884][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.957124][ T32] r5:8506b000 r4:8291a680 ** 5 printk messages dropped ** [ 1328.972348][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1328.972531][ T32] r4:00000000 [ 1328.972568][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.972621][ T32] r9:83018205 r8:8506b000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1328.972643][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.972702][ T32] r5:00001000 r4:e0855000 [ 1328.972723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.972785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.972832][ T32] r5:8502878c r4:85028400 [ 1328.972876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.972945][ T32] r7:ddde2d80 r6:83018200 r5:8502878c r4:8477da80 [ 1328.972990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.973043][ T32] r10:61c88647 r9:8506b000 r8:8477daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.973066][ T32] r4:8477da80 [ 1328.973108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.973159][ T32] r10:00000000 r9:8477da80 r8:80287e08 r7:e08c1e60 r6:84767700 r5:8506b000 [ 1328.973182][ T32] r4:00000001 [ 1328.973221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.973263][ T32] Exception stack(0xe0849fb0 to 0xe0849ff8) [ 1328.973293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.973343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.973372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.973401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.973423][ T32] r4:84416fc0 [ 1328.973818][ T32] INFO: task kworker/1:336:3990 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1328.973884][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.973989][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.974037][ T32] Call trace: [ 1328.974114][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.974169][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.974193][ T32] r4:00000000 [ 1328.974236][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.974301][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.974354][ T32] 1d20: a6148000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.974385][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.974431][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.974473][ T32] r5:800f0013 r4:80239bb0 [ 1328.974497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.974538][ T32] r4:82ac21e4 [ 1328.974567][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.974610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.974633][ T32] r4:e0171dc0 [ 1328.974672][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.974743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.974791][ T32] r4:00000000 [ 1328.974830][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.974879][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.974901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.974943][ T32] r5:00001000 r4:e0027000 [ 1328.974962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.975002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.975044][ T32] r5:84b0438c r4:84b04000 [ 1328.975064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.975132][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1328.975158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.975206][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.975228][ T32] r4:849f2f80 [ 1328.975246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.975291][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1328.975323][ T32] r4:00000001 [ 1328.975344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.975381][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1328.975428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.975480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.975531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.975593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.975640][ T32] r4:842ee080 [ 1328.975716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.975759][ T32] INFO: task kworker/1:337:3992 blocked for more than 455 seconds. [ 1328.975793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.975819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.975839][ T32] task:kworker/1:337 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.975904][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.976084][ T32] r10:8291a684 r9:e490dd84 r8:00000002 r7:60000013 r6:e490dd8c r5:8506bc00 ** 8 printk messages dropped ** [ 1328.976474][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.976984][ T32] r5:85028b8c r4:85028800 ** 2 printk messages dropped ** [ 1328.977132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1328.994571][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.995221][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.995326][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.995379][ T32] Call trace: [ 1328.995425][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.995482][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1328.995505][ T32] r4:00000000 [ 1328.995546][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.995600][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1328.995650][ T32] 1d20: a657b000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1328.995712][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1328.995763][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.995790][ T32] r5:800f0013 r4:80239bb0 [ 1328.995810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.995874][ T32] r4:82ac21e4 [ 1328.995921][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.995990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1328.996016][ T32] r4:e0171dc0 [ 1328.996035][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.996098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1328.996124][ T32] r4:00000000 [ 1328.996165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.996238][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.996285][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.996331][ T32] r5:00001000 r4:e0027000 [ 1328.996351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.996432][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1328.996764][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1328.997050][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1328.997265][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.007798][ T32] r4:8506c800 ** 3 printk messages dropped ** [ 1329.007953][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.007996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4915e08 [ 1329.008042][ T32] r4:00000000 [ 1329.008064][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.008100][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.008147][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.008194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ed200 [ 1329.008225][ T32] r4:00000000 [ 1329.008248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.008295][ T32] r9:83018205 r8:8506c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.008326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.008375][ T32] r5:00001000 r4:e08d1000 [ 1329.008396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.008436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.008500][ T32] r5:85028f8c r4:85028c00 [ 1329.008547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.008671][ T32] r7:ddde2d80 r6:83018200 r5:85028f8c r4:8477db80 [ 1329.008729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.008849][ T32] r10:61c88647 r9:8506c800 r8:8477dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.008911][ T32] r4:8477db80 [ 1329.008961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.009079][ T32] r10:00000000 r9:8477db80 r8:80287e08 r7:e08c1e60 r6:84767800 r5:8506c800 [ 1329.009181][ T32] r4:00000001 [ 1329.009242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.009318][ T32] Exception stack(0xe4915fb0 to 0xe4915ff8) [ 1329.009392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.009467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.009523][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.009636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.009708][ T32] r4:849ed340 [ 1329.010260][ T32] INFO: task kworker/1:338:3993 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 4 printk messages dropped ** [ 1329.010579][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1329.011077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 11 printk messages dropped ** [ 1329.011736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.012331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.012761][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.013227][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.013783][ T32] r5:00001000 r4:e4911000 ** 2 printk messages dropped ** [ 1329.013902][ T32] r5:8502938c r4:85029000 ** 4 printk messages dropped ** [ 1329.014102][ T32] r4:8477dc00 ** 7 printk messages dropped ** [ 1329.014341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.015107][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1329.015596][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1329.015806][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1329.016259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.016352][ T32] r5:84b0438c r4:84b04000 [ 1329.016412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.016473][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.016498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.016593][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.016624][ T32] r4:849f2f80 [ 1329.016646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.016712][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.016740][ T32] r4:00000001 [ 1329.016761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.016805][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.016835][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.016867][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.016922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.016961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.017014][ T32] r4:842ee080 [ 1329.017041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.017071][ T32] INFO: task kworker/1:340:3998 blocked for more than 455 seconds. [ 1329.017104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.017128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.017150][ T32] task:kworker/1:340 state:D stack:0 pid:3998 tgid:3998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.017234][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.038735][ T32] Call trace: [ 1329.038859][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.039024][ T32] r10:8291a684 r9:e073dd84 r8:00000002 r7:60000013 r6:e073dd8c r5:8506e000 [ 1329.039086][ T32] r4:8506e000 [ 1329.039133][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.039221][ T32] r5:8506e000 r4:8291a680 [ 1329.039269][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.039363][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.039458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 [ 1329.039511][ T32] r4:00000000 [ 1329.039534][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.039615][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.039659][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.039709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ed980 [ 1329.039731][ T32] r4:00000000 [ 1329.039751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.039833][ T32] r9:83018205 r8:8506e000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1329.039886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.039938][ T32] r5:00001000 r4:dfc87000 ** 1 printk messages dropped ** [ 1329.040001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.040145][ T32] r7:ddde2d80 r6:83018200 r5:8502a78c r4:8477dc80 ** 4 printk messages dropped ** [ 1329.040346][ T32] r10:00000000 r9:8477dc80 r8:80287e08 r7:e08c1e60 r6:84767900 r5:8506e000 ** 9 printk messages dropped ** [ 1329.041100][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1329.041658][ T32] r4:e0171dc0 ** 6 printk messages dropped ** [ 1329.041891][ T32] r5:00001000 r4:e0027000 ** 6 printk messages dropped ** [ 1329.042195][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.042426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.042452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.042480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.042503][ T32] r4:842ee080 [ 1329.042522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.042550][ T32] INFO: task kworker/1:341:4000 blocked for more than 455 seconds. [ 1329.042591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.042615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.042653][ T32] task:kworker/1:341 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.042707][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.042796][ T32] Call trace: [ 1329.042832][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.042881][ T32] r10:8291a684 r9:e08f9d84 r8:00000002 r7:60000013 r6:e08f9d8c r5:8506ec00 [ 1329.042903][ T32] r4:8506ec00 [ 1329.042923][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.042966][ T32] r5:8506ec00 r4:8291a680 [ 1329.042986][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.043037][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.043084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f9e08 [ 1329.043128][ T32] r4:00000000 [ 1329.043150][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.043186][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.043220][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.043261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ed680 [ 1329.043283][ T32] r4:00000000 [ 1329.043301][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.043365][ T32] r9:83018205 r8:8506ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1329.043390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.043446][ T32] r5:00001000 r4:df995000 [ 1329.043469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.043508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.043549][ T32] r5:85029b8c r4:85029800 [ 1329.043577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.043699][ T32] r10:61c88647 r9:8506ec00 r8:8477dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.044007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.044348][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.044395][ T32] Call trace: [ 1329.044433][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.044487][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.044519][ T32] r4:00000000 [ 1329.044542][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.044591][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.044619][ T32] 1d20: a6af4000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.044670][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.044739][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.044797][ T32] r5:800f0013 r4:80239bb0 [ 1329.044852][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.045020][ T32] r4:82ac21e4 [ 1329.045078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.045175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.045245][ T32] r4:e0171dc0 [ 1329.045295][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.045389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.045439][ T32] r4:00000000 [ 1329.045484][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.045602][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.045653][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.045752][ T32] r5:00001000 r4:e0027000 [ 1329.045797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.045883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.046175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.046544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.046857][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.047246][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.072791][ T32] r4:00000000 [ 1329.072810][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.072892][ T32] r9:83018205 r8:85069800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1329.072920][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.072969][ T32] r5:00001000 r4:dfb9b000 [ 1329.073006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.073050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.073115][ T32] r5:85029f8c r4:85029c00 [ 1329.073169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.073243][ T32] r7:ddde2d80 r6:83018200 r5:85029f8c r4:8477dd80 [ 1329.073273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.073322][ T32] r10:61c88647 r9:85069800 r8:8477ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.073344][ T32] r4:8477dd80 [ 1329.073399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.073451][ T32] r10:00000000 r9:8477dd80 r8:80287e08 r7:e073de60 r6:84767a00 r5:85069800 [ 1329.073487][ T32] r4:00000001 [ 1329.073536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.073591][ T32] Exception stack(0xe4929fb0 to 0xe4929ff8) ** 6 printk messages dropped ** [ 1329.074224][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1329.075269][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1329.075601][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1329.075903][ T32] r4:842ee080 [ 1329.075923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.075950][ T32] INFO: task kworker/1:343:4005 blocked for more than 455 seconds. [ 1329.075982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.076037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.076061][ T32] task:kworker/1:343 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.076122][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.076176][ T32] Call trace: [ 1329.076206][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.076253][ T32] r10:8291a684 r9:e492dd84 r8:00000002 r7:60000113 r6:e492dd8c r5:84bc6000 [ 1329.076297][ T32] r4:84bc6000 [ 1329.076343][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.076390][ T32] r5:84bc6000 r4:8291a680 [ 1329.076410][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.076447][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.076510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e492de08 [ 1329.076536][ T32] r4:00000000 [ 1329.076555][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.076617][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.076672][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.076724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ed880 ** 6 printk messages dropped ** [ 1329.077034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.077096][ T32] r5:8502a38c r4:8502a000 ** 3 printk messages dropped ** [ 1329.077252][ T32] r10:61c88647 r9:84bc6000 r8:8477de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.090784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.091502][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.092012][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1329.092343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1329.092872][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1329.093238][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1329.093665][ T32] INFO: task kworker/1:344:4007 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.094393][ T32] r4:84a50000 ** 5 printk messages dropped ** [ 1329.094692][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.094946][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.095269][ T32] r5:8502af8c r4:8502ac00 ** 1 printk messages dropped ** [ 1329.095365][ T32] r7:ddde2d80 r6:83018200 r5:8502af8c r4:8477de80 ** 7 printk messages dropped ** [ 1329.095664][ T32] Exception stack(0xe4931fb0 to 0xe4931ff8) ** 7 printk messages dropped ** [ 1329.096179][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.096521][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 9 printk messages dropped ** [ 1329.097068][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.118234][ T32] r5:84b0438c r4:84b04000 ** 3 printk messages dropped ** [ 1329.118395][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1329.118574][ T32] r4:00000001 [ 1329.118638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.118732][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.118821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.118911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.118981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.119048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.119102][ T32] r4:842ee080 [ 1329.119153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.119250][ T32] INFO: task kworker/1:345:4008 blocked for more than 455 seconds. [ 1329.119319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.119371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.119419][ T32] task:kworker/1:345 state:D stack:0 pid:4008 tgid:4008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.119529][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.119629][ T32] Call trace: [ 1329.119710][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.119852][ T32] r10:8291a684 r9:e4935d84 r8:00000002 r7:60000013 r6:e4935d8c r5:84a50c00 [ 1329.119939][ T32] r4:84a50c00 [ 1329.119989][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.120084][ T32] r5:84a50c00 r4:8291a680 [ 1329.120150][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.120260][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.120310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4935e08 [ 1329.120363][ T32] r4:00000000 [ 1329.120413][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.120478][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.120548][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.120596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849edb80 [ 1329.120621][ T32] r4:00000000 [ 1329.120666][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.120723][ T32] r9:83018205 r8:84a50c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1329.120750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.120799][ T32] r5:00001000 r4:dfdf9000 [ 1329.120818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.120857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.120899][ T32] r5:8502ab8c r4:8502a800 [ 1329.120920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.120966][ T32] r7:ddde2d80 r6:83018200 r5:8502ab8c r4:8477df00 [ 1329.120987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.121034][ T32] r10:61c88647 r9:84a50c00 r8:8477df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.121058][ T32] r4:8477df00 [ 1329.121076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.121121][ T32] r10:00000000 r9:8477df00 r8:80287e08 r7:e4931e60 r6:84767b80 r5:84a50c00 [ 1329.121144][ T32] r4:00000001 [ 1329.121241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.121312][ T32] Exception stack(0xe4935fb0 to 0xe4935ff8) [ 1329.121398][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.121495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.121595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.121665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.121735][ T32] r4:849eda40 [ 1329.122474][ T32] INFO: task kworker/1:345:4008 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.122522][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.122646][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.122781][ T32] Call trace: [ 1329.122849][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.122907][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.122934][ T32] r4:00000000 [ 1329.122980][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.123028][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.123190][ T32] 1d20: a78c6000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 6 printk messages dropped ** [ 1329.123496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 11 printk messages dropped ** [ 1329.123898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.124271][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1329.124561][ T32] INFO: task kworker/1:346:4011 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.125040][ T32] r4:84a51800 ** 4 printk messages dropped ** [ 1329.125291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4939e08 ** 11 printk messages dropped ** [ 1329.125817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.126026][ T32] r10:61c88647 r9:84a51800 r8:8477dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.126325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.126910][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.127186][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 1 printk messages dropped ** [ 1329.127254][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.127283][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.127362][ T32] r5:800f0013 r4:80239bb0 [ 1329.149968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.150054][ T32] r4:82ac21e4 [ 1329.150107][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.150169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.150224][ T32] r4:e0171dc0 [ 1329.150262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.150323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.150349][ T32] r4:00000000 [ 1329.150369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.150417][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.150441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.150487][ T32] r5:00001000 r4:e0027000 [ 1329.150507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.150558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.150614][ T32] r5:84b0438c r4:84b04000 [ 1329.150636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.150716][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.150743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.150808][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.150847][ T32] r4:849f2f80 [ 1329.150923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.150981][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.151005][ T32] r4:00000001 [ 1329.151050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.151092][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.151123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.151151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.151179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.151208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.151230][ T32] r4:842ee080 [ 1329.151253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.151297][ T32] INFO: task kworker/1:347:4012 blocked for more than 455 seconds. [ 1329.151332][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.151358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.151380][ T32] task:kworker/1:347 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.151445][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.151546][ T32] Call trace: [ 1329.151640][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.151708][ T32] r10:8291a684 r9:e493dd84 r8:00000002 r7:60000013 r6:e493dd8c r5:84a52400 [ 1329.151765][ T32] r4:84a52400 [ 1329.151789][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.151861][ T32] r5:84a52400 r4:8291a680 [ 1329.151884][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.151925][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.151968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e493de08 [ 1329.152016][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.152141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.152495][ T32] r5:8502b38c r4:8502b000 [ 1329.152541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.152664][ T32] r10:61c88647 r9:84a52400 r8:8481502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.152998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.153991][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1329.154516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 11 printk messages dropped ** [ 1329.155256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.155556][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1329.155877][ T32] INFO: task kworker/1:348:4015 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.156348][ T32] r5:84a53000 r4:8291a680 ** 5 printk messages dropped ** [ 1329.156548][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.157052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.169338][ T32] r10:61c88647 r9:84a53000 r8:848150ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.169912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1329.170362][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.170457][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.170507][ T32] Call trace: [ 1329.170568][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.170757][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.170878][ T32] r4:00000000 [ 1329.170939][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.170985][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.171033][ T32] 1d20: a7c74000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.171067][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.171092][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.171116][ T32] r5:800f0013 r4:80239bb0 [ 1329.171137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.171179][ T32] r4:82ac21e4 [ 1329.171199][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.171243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.171265][ T32] r4:e0171dc0 [ 1329.171286][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.171328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.171350][ T32] r4:00000000 [ 1329.171370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.171446][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.171498][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.171545][ T32] r5:00001000 r4:e0027000 [ 1329.171579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.171634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.171682][ T32] r5:84b0438c r4:84b04000 [ 1329.171720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.171773][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.171824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.171901][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.171928][ T32] r4:849f2f80 [ 1329.171948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.172022][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.172050][ T32] r4:00000001 [ 1329.172075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.172138][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.172195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.172256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.172303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.172413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.172439][ T32] r4:842ee080 [ 1329.172461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.172488][ T32] INFO: task kworker/1:349:4016 blocked for more than 455 seconds. [ 1329.172551][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.172633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.172689][ T32] task:kworker/1:349 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.172904][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.172996][ T32] Call trace: [ 1329.173061][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.173179][ T32] r10:8291a684 r9:e4945d84 r8:00000002 r7:60000113 r6:e4945d8c r5:84a53c00 [ 1329.173231][ T32] r4:84a53c00 ** 1 printk messages dropped ** [ 1329.173358][ T32] r5:84a53c00 r4:8291a680 ** 5 printk messages dropped ** [ 1329.173814][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.174576][ T32] r5:8502bb8c r4:8502b800 [ 1329.174619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.174913][ T32] r10:61c88647 r9:84a53c00 r8:8481512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.175509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.176529][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.176958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.208468][ T32] r5:00001000 r4:e0027000 ** 6 printk messages dropped ** [ 1329.209026][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.209725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1329.210567][ T32] r10:8291a684 r9:e4949d84 r8:00000002 r7:60000013 r6:e4949d8c r5:84bde000 ** 6 printk messages dropped ** [ 1329.211174][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.211683][ T32] r9:83018205 r8:84bde000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1329.212370][ T32] r7:ddde2d80 r6:83018200 r5:8502c38c r4:84815180 ** 4 printk messages dropped ** [ 1329.213028][ T32] r10:00000000 r9:84815180 r8:80287e08 r7:e4939e60 r6:84815200 r5:84bde000 [ 1329.213092][ T32] r4:00000001 [ 1329.213223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.213345][ T32] Exception stack(0xe4949fb0 to 0xe4949ff8) [ 1329.213416][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.213479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.213538][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.213619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.213681][ T32] r4:84af0100 [ 1329.214390][ T32] INFO: task kworker/1:350:4019 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.214465][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.214727][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.214847][ T32] Call trace: [ 1329.215087][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.215202][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.215253][ T32] r4:00000000 [ 1329.215295][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.215379][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.215443][ T32] 1d20: a80e4000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.215506][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.215561][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.215614][ T32] r5:800f0013 r4:80239bb0 [ 1329.215657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.215751][ T32] r4:82ac21e4 [ 1329.215798][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.215889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.215936][ T32] r4:e0171dc0 [ 1329.215980][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.216072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.216124][ T32] r4:00000000 [ 1329.216167][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.216263][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.216310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.216398][ T32] r5:00001000 r4:e0027000 [ 1329.216442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.216521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.216623][ T32] r5:84b0438c r4:84b04000 [ 1329.216721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.216828][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.216873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.216969][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.217024][ T32] r4:849f2f80 [ 1329.217067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.217164][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.217213][ T32] r4:00000001 [ 1329.217256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.245957][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.246207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.246273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.246327][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.246396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.246447][ T32] r4:842ee080 [ 1329.246499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.246598][ T32] INFO: task kworker/1:351:4021 blocked for more than 455 seconds. [ 1329.246726][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1329.246893][ T32] task:kworker/1:351 state:D stack:0 pid:4021 tgid:4021 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.253139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e494de08 ** 11 printk messages dropped ** [ 1329.254050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.254161][ T32] r5:8502cb8c r4:8502c800 ** 2 printk messages dropped ** [ 1329.254393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.255199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.256800][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.257197][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1329.280343][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.282185][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1329.283050][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1329.284854][ T32] INFO: task kworker/1:352:4022 blocked for more than 455 seconds. ** 4 printk messages dropped ** [ 1329.285294][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.285910][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1329.286275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1329.286502][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.286602][ T32] r9:83018205 r8:84bdec00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1329.286655][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.286763][ T32] r5:00001000 r4:e0579000 [ 1329.286842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.286932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.287026][ T32] r5:8502c78c r4:8502c400 [ 1329.287075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.287176][ T32] r7:ddde2d80 r6:83018200 r5:8502c78c r4:84815380 [ 1329.287225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.308019][ T32] r10:61c88647 r9:84bdec00 r8:848153ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.308215][ T32] r4:84815380 [ 1329.308299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.308472][ T32] r10:00000000 r9:84815380 r8:80287e08 r7:e494de60 r6:84815400 r5:84bdec00 [ 1329.308589][ T32] r4:00000001 [ 1329.308758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.308856][ T32] Exception stack(0xe4951fb0 to 0xe4951ff8) [ 1329.309003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.309079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.309142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.309207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.309262][ T32] r4:84af0080 [ 1329.310177][ T32] INFO: task kworker/1:352:4022 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.310276][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.310562][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.310952][ T32] Call trace: [ 1329.311099][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.311322][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.311431][ T32] r4:00000000 [ 1329.311504][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.311598][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.311663][ T32] 1d20: a859e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.311727][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.311800][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.311878][ T32] r5:800f0013 r4:80239bb0 [ 1329.312012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.312113][ T32] r4:82ac21e4 [ 1329.312208][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.312328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 6 printk messages dropped ** [ 1329.312885][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.314079][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 10 printk messages dropped ** [ 1329.314871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1329.315952][ T32] r5:84be0c00 r4:8291a680 ** 6 printk messages dropped ** [ 1329.316488][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.317234][ T32] r5:8502cf8c r4:8502cc00 ** 4 printk messages dropped ** [ 1329.339265][ T32] r4:84815480 ** 7 printk messages dropped ** [ 1329.340137][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.341997][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1329.342951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 11 printk messages dropped ** [ 1329.344159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1329.345246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.346005][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.346569][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.346663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e495de08 [ 1329.346736][ T32] r4:00000000 [ 1329.346821][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.346909][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.346989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.347084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59040 [ 1329.347139][ T32] r4:00000000 [ 1329.347204][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.371601][ T32] r9:83018205 r8:84be2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1329.371823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.371967][ T32] r5:00001000 r4:e495f000 [ 1329.372071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.372175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.372274][ T32] r5:8502d78c r4:8502d400 [ 1329.372350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.372473][ T32] r7:ddde2d80 r6:83018200 r5:8502d78c r4:84815580 [ 1329.372568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.372681][ T32] r10:61c88647 r9:84be2400 r8:848155ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.372734][ T32] r4:84815580 [ 1329.372859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.373012][ T32] r10:00000000 r9:84815580 r8:80287e08 r7:e4959e60 r6:84815600 r5:84be2400 [ 1329.373074][ T32] r4:00000001 [ 1329.373123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.373210][ T32] Exception stack(0xe495dfb0 to 0xe495dff8) [ 1329.373277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.373343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.373443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.373517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.373601][ T32] r4:84af0a00 [ 1329.374370][ T32] INFO: task kworker/1:354:4027 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.374449][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.374624][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.374755][ T32] Call trace: [ 1329.374892][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.375038][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.375102][ T32] r4:00000000 [ 1329.375148][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.375236][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.375301][ T32] 1d20: a8994000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.375404][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.375470][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.375530][ T32] r5:800f0013 r4:80239bb0 [ 1329.375580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.375706][ T32] r4:82ac21e4 [ 1329.375768][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.375916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.375981][ T32] r4:e0171dc0 [ 1329.376110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.376223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.376284][ T32] r4:00000000 [ 1329.376338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.376518][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.376610][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.376852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.395699][ T32] r4:849f2f80 ** 1 printk messages dropped ** [ 1329.396078][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1329.396647][ T32] r4:842ee080 ** 4 printk messages dropped ** [ 1329.397132][ T32] task:kworker/0:101 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1329.409117][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.409476][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.409566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.409659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e04c0 [ 1329.409710][ T32] r4:00000000 [ 1329.409753][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.409868][ T32] r9:83018005 r8:84be1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1329.409926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.410035][ T32] r5:00001000 r4:e076b000 [ 1329.410084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.410171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.410269][ T32] r5:84b9678c r4:84b96400 [ 1329.410319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.410427][ T32] r7:dddced80 r6:83018000 r5:84b9678c r4:84767e00 [ 1329.410482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.410589][ T32] r10:61c88647 r9:84be1800 r8:84767e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.410649][ T32] r4:84767e00 [ 1329.410698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.410829][ T32] r10:00000000 r9:84767e00 r8:80287e08 r7:df9e1e60 r6:84815680 r5:84be1800 [ 1329.410887][ T32] r4:00000001 [ 1329.410934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.411030][ T32] Exception stack(0xe496dfb0 to 0xe496dff8) [ 1329.411177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.411253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.411378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.411457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.411607][ T32] r4:847e0600 [ 1329.412393][ T32] INFO: task kworker/0:101:4030 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.412487][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.412658][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.412800][ T32] Call trace: [ 1329.412873][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.413033][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.413418][ T32] r4:00000000 [ 1329.413498][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.413590][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.413659][ T32] 1d20: a8c65000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.413725][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.413789][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.413846][ T32] r5:800f0013 r4:80239bb0 [ 1329.413892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.413982][ T32] r4:82ac21e4 [ 1329.414065][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.414190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.414251][ T32] r4:e0171dc0 [ 1329.414300][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.414398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.414452][ T32] r4:00000000 [ 1329.414501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.414603][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.414655][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.414750][ T32] r5:00001000 r4:e0027000 [ 1329.414828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.414922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.415030][ T32] r5:84b0438c r4:84b04000 [ 1329.415082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.415188][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.415243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.415378][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.415442][ T32] r4:849f2f80 [ 1329.415492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.415602][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.415657][ T32] r4:00000001 [ 1329.415704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.415791][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.415855][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.415921][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.416011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.416091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.416181][ T32] r4:842ee080 [ 1329.416240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1329.416462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1329.417019][ T32] r10:8291a684 r9:e4975d84 r8:00000002 r7:60000113 r6:e4975d8c r5:84be3c00 ** 4 printk messages dropped ** [ 1329.448204][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.448496][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1329.448923][ T32] r9:83018005 r8:84be3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 ** 4 printk messages dropped ** [ 1329.449392][ T32] r5:84b9738c r4:84b97000 [ 1329.449449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.449711][ T32] r10:61c88647 r9:84be3c00 r8:84767eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.449769][ T32] r4:84767e80 [ 1329.449822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.449936][ T32] r10:00000000 r9:84767e80 r8:80287e08 r7:e496de60 r6:84815700 r5:84be3c00 [ 1329.450015][ T32] r4:00000001 [ 1329.450077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.450161][ T32] Exception stack(0xe4975fb0 to 0xe4975ff8) [ 1329.450229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.450299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.450363][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.450435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.450510][ T32] r4:847e0440 [ 1329.451274][ T32] INFO: task kworker/0:102:4032 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.451363][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.451518][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.451625][ T32] Call trace: [ 1329.451699][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.451809][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.451866][ T32] r4:00000000 [ 1329.451912][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.452000][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.452078][ T32] 1d20: a8eb5000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.452143][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.452203][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.452257][ T32] r5:800f0013 r4:80239bb0 [ 1329.452305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.452395][ T32] r4:82ac21e4 [ 1329.452442][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.452537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.452592][ T32] r4:e0171dc0 [ 1329.452637][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.452730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.452786][ T32] r4:00000000 [ 1329.452835][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.452935][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.453012][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.453112][ T32] r5:00001000 r4:e0027000 [ 1329.453161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.453250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.453341][ T32] r5:84b0438c r4:84b04000 [ 1329.453390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.453489][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.453540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.453640][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.453706][ T32] r4:849f2f80 [ 1329.453774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.453886][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.453938][ T32] r4:00000001 [ 1329.453984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.454071][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.454133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.454198][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.454257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.454355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.454578][ T32] r4:842ee080 [ 1329.454635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.454699][ T32] INFO: task kworker/0:103:4033 blocked for more than 455 seconds. [ 1329.454793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.454856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.454906][ T32] task:kworker/0:103 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.455036][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.455137][ T32] Call trace: [ 1329.455209][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.455312][ T32] r10:8291a684 r9:e4971d84 r8:00000002 r7:60000113 r6:e4971d8c r5:84be4800 [ 1329.455365][ T32] r4:84be4800 [ 1329.455438][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.455537][ T32] r5:84be4800 r4:8291a680 [ 1329.455585][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.455668][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.455759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4971e08 [ 1329.455818][ T32] r4:00000000 [ 1329.455884][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.455970][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.456055][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.456151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0b80 [ 1329.456206][ T32] r4:00000000 [ 1329.456286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.456391][ T32] r9:83018005 r8:84be4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1329.456440][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.456533][ T32] r5:00001000 r4:e89b3000 [ 1329.456602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.456689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.456779][ T32] r5:8502eb8c r4:8502e800 [ 1329.456828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.456925][ T32] r7:dddced80 r6:83018000 r5:8502eb8c r4:84767f00 [ 1329.456973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.457084][ T32] r10:61c88647 r9:84be4800 r8:84767f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.457137][ T32] r4:84767f00 [ 1329.457199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.457350][ T32] r10:00000000 r9:84767f00 r8:80287e08 r7:e4975e60 r6:84815780 r5:84be4800 [ 1329.486799][ T32] r4:00000001 [ 1329.486903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.487039][ T32] Exception stack(0xe4971fb0 to 0xe4971ff8) [ 1329.487213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.487360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.489057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.489164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.489221][ T32] r4:847e0440 [ 1329.489976][ T32] INFO: task kworker/0:103:4033 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.490074][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.490244][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.490372][ T32] Call trace: [ 1329.490451][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.490572][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.490658][ T32] r4:00000000 [ 1329.490717][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.490853][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.490922][ T32] 1d20: a9068000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.490992][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.491067][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.491132][ T32] r5:800f0013 r4:80239bb0 [ 1329.491182][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.491277][ T32] r4:82ac21e4 [ 1329.491324][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.491412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.491464][ T32] r4:e0171dc0 [ 1329.491514][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.491704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.491767][ T32] r4:00000000 [ 1329.491840][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.491949][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.492051][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.492151][ T32] r5:00001000 r4:e0027000 [ 1329.492227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.492334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.492428][ T32] r5:84b0438c r4:84b04000 [ 1329.492475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.492577][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.492627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.492729][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.492784][ T32] r4:849f2f80 [ 1329.492834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.492936][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.492993][ T32] r4:00000001 [ 1329.493065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.493155][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.493221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.493284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.493343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.493410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.493462][ T32] r4:842ee080 [ 1329.493513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.493577][ T32] INFO: task kworker/1:355:4035 blocked for more than 455 seconds. [ 1329.493649][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.493707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.493780][ T32] task:kworker/1:355 state:D stack:0 pid:4035 tgid:4035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.493909][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.494238][ T32] Call trace: [ 1329.494323][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.494429][ T32] r10:8291a684 r9:e4979d84 r8:00000002 r7:60000013 r6:e4979d8c r5:84be0000 [ 1329.494485][ T32] r4:84be0000 [ 1329.494534][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.494627][ T32] r5:84be0000 r4:8291a680 [ 1329.494673][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.494761][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.494884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4979e08 [ 1329.494940][ T32] r4:00000000 [ 1329.494987][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.495073][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.495151][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.495241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af0d80 [ 1329.495293][ T32] r4:00000000 [ 1329.495359][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.495465][ T32] r9:83018205 r8:84be0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1329.495517][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.495610][ T32] r5:00001000 r4:e0775000 [ 1329.495658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.495743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.495841][ T32] r5:84b96b8c r4:84b96800 [ 1329.495889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.495987][ T32] r7:ddde2d80 r6:83018200 r5:84b96b8c r4:84815800 [ 1329.496043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.496144][ T32] r10:61c88647 r9:84be0000 r8:8481582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.496197][ T32] r4:84815800 [ 1329.496241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.496340][ T32] r10:00000000 r9:84815800 r8:80287e08 r7:e495de60 r6:84815880 r5:84be0000 [ 1329.496392][ T32] r4:00000001 [ 1329.496438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.496515][ T32] Exception stack(0xe4979fb0 to 0xe4979ff8) [ 1329.496597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.496663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.496727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.496794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.496846][ T32] r4:84af0940 [ 1329.526664][ T32] INFO: task kworker/1:355:4035 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.527032][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.527355][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.528132][ T32] Call trace: [ 1329.528297][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.528446][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.528503][ T32] r4:00000000 [ 1329.528553][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.528643][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.528780][ T32] 1d20: a935f000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.528990][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.529072][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.529130][ T32] r5:800f0013 r4:80239bb0 [ 1329.529178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.529461][ T32] r4:82ac21e4 [ 1329.529519][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.529619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.529672][ T32] r4:e0171dc0 [ 1329.529719][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.529825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.529881][ T32] r4:00000000 [ 1329.529933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.530043][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.530094][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.530982][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1329.532223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.534907][ T32] r5:84be5400 r4:8291a680 ** 5 printk messages dropped ** [ 1329.535662][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.570543][ T32] r5:8502d38c r4:8502d000 ** 3 printk messages dropped ** [ 1329.571132][ T32] r10:61c88647 r9:84be5400 r8:8481592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.572359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.574883][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1329.577004][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.599689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 10 printk messages dropped ** [ 1329.602210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.602491][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.602789][ T32] r4:849f2f80 [ 1329.602927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.603037][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.603164][ T32] r4:00000001 [ 1329.603799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.604007][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.604075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.604228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.604316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.604381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.604432][ T32] r4:842ee080 [ 1329.604479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.604540][ T32] INFO: task kworker/1:357:4039 blocked for more than 456 seconds. [ 1329.604609][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.604663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.604708][ T32] task:kworker/1:357 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.604894][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.605267][ T32] Call trace: [ 1329.605438][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.605543][ T32] r10:8291a684 r9:e497dd84 r8:00000002 r7:60000013 r6:e497dd8c r5:84be6c00 [ 1329.605594][ T32] r4:84be6c00 [ 1329.605638][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.605918][ T32] r5:84be6c00 r4:8291a680 [ 1329.606392][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.606578][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.606788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e497de08 [ 1329.606908][ T32] r4:00000000 [ 1329.606957][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.607071][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.607252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.630589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59400 [ 1329.630697][ T32] r4:00000000 [ 1329.630907][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.631000][ T32] r9:83018205 r8:84be6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1329.631104][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.631158][ T32] r5:00001000 r4:e8989000 [ 1329.631180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.631221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.631266][ T32] r5:8502df8c r4:8502dc00 [ 1329.631286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.631361][ T32] r7:ddde2d80 r6:83018200 r5:8502df8c r4:84815a00 [ 1329.631413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.631466][ T32] r10:61c88647 r9:84be6c00 r8:84815a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.631490][ T32] r4:84815a00 [ 1329.631535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.631615][ T32] r10:00000000 r9:84815a00 r8:80287e08 r7:e495de60 r6:84815a80 r5:84be6c00 [ 1329.631737][ T32] r4:00000001 [ 1329.631813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.631857][ T32] Exception stack(0xe497dfb0 to 0xe497dff8) [ 1329.631890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.631948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.632005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.632051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.632085][ T32] r4:84b592c0 [ 1329.632511][ T32] INFO: task kworker/1:357:4039 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.632547][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.632616][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.632967][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.633208][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1329.633913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 8 printk messages dropped ** [ 1329.634433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1329.635478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.658494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.658561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.658615][ T32] task:kworker/1:358 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.658728][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.658857][ T32] Call trace: [ 1329.658963][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.659185][ T32] r10:8291a684 r9:e898dd84 r8:00000002 r7:60000113 r6:e898dd8c r5:84be6000 [ 1329.659259][ T32] r4:84be6000 [ 1329.659303][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.659396][ T32] r5:84be6000 r4:8291a680 [ 1329.659551][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.659685][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.659791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e898de08 [ 1329.659846][ T32] r4:00000000 [ 1329.659889][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.659960][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.660045][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.660132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59140 [ 1329.660189][ T32] r4:00000000 [ 1329.660286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.660396][ T32] r9:83018205 r8:84be6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1329.660435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.660482][ T32] r5:00001000 r4:e8983000 [ 1329.660503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.660544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.660588][ T32] r5:8502db8c r4:8502d800 [ 1329.660686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.660744][ T32] r7:ddde2d80 r6:83018200 r5:8502db8c r4:84815b00 [ 1329.660803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.660854][ T32] r10:61c88647 r9:84be6000 r8:84815b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.660877][ T32] r4:84815b00 [ 1329.660896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.661019][ T32] r10:00000000 r9:84815b00 r8:80287e08 r7:e497de60 r6:84815b80 r5:84be6000 [ 1329.661079][ T32] r4:00000001 [ 1329.661141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.661184][ T32] Exception stack(0xe898dfb0 to 0xe898dff8) [ 1329.661377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.661410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.661438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.661473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.661496][ T32] r4:84b592c0 [ 1329.662047][ T32] INFO: task kworker/1:358:4040 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.662085][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.662448][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.662834][ T32] Call trace: [ 1329.662907][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.662976][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.663002][ T32] r4:00000000 [ 1329.663085][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.663184][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.663254][ T32] 1d20: aa0e2000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.663324][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.663386][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.663441][ T32] r5:800f0013 r4:80239bb0 [ 1329.663484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.663571][ T32] r4:82ac21e4 [ 1329.663618][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.663724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.663786][ T32] r4:e0171dc0 [ 1329.663832][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.663959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.663986][ T32] r4:00000000 [ 1329.664007][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.664056][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.664093][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.664199][ T32] r5:00001000 r4:e0027000 [ 1329.664224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1329.664436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.665291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.665883][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.667236][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1329.698390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.698523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.699417][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.701104][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1329.701749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1329.702733][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1329.703267][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.703342][ T32] r4:00000001 [ 1329.703386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.703458][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.703529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.703592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.703660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.703764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.703816][ T32] r4:842ee080 [ 1329.703860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.703915][ T32] INFO: task kworker/1:360:4045 blocked for more than 456 seconds. [ 1329.703981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.704277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.704317][ T32] task:kworker/1:360 state:D stack:0 pid:4045 tgid:4045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.704369][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.704471][ T32] Call trace: [ 1329.704556][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.704613][ T32] r10:8291a684 r9:e89a9d84 r8:00000002 r7:60000113 r6:e89a9d8c r5:84a56c00 [ 1329.704672][ T32] r4:84a56c00 [ 1329.704697][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.704793][ T32] r5:84a56c00 r4:8291a680 [ 1329.704846][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.704938][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.705040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a9e08 [ 1329.705092][ T32] r4:00000000 [ 1329.705177][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.705262][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.705342][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.705607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59a40 [ 1329.705676][ T32] r4:00000000 [ 1329.705777][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.705881][ T32] r9:83018205 r8:84a56c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1329.705931][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.706025][ T32] r5:00001000 r4:e89b9000 [ 1329.706071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.706123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.706171][ T32] r5:8502ef8c r4:8502ec00 [ 1329.706207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.706259][ T32] r7:ddde2d80 r6:83018200 r5:8502ef8c r4:84815c80 ** 4 printk messages dropped ** [ 1329.706415][ T32] r10:00000000 r9:84815c80 r8:80287e08 r7:e89a5e60 r6:842e9000 r5:84a56c00 ** 10 printk messages dropped ** [ 1329.741965][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.743921][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1329.744903][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.745156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.745883][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1329.746283][ T32] INFO: task kworker/1:361:4046 blocked for more than 456 seconds. ** 11 printk messages dropped ** [ 1329.747106][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.758172][ T32] r5:00001000 r4:e89a1000 ** 2 printk messages dropped ** [ 1329.758273][ T32] r5:8502e78c r4:8502e400 ** 3 printk messages dropped ** [ 1329.758408][ T32] r10:61c88647 r9:84a55400 r8:84815d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.759087][ T32] r4:84b59480 ** 4 printk messages dropped ** [ 1329.760181][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1329.761114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1329.761612][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1329.762191][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 11 printk messages dropped ** [ 1329.762965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1329.763555][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1329.763803][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.763921][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.764004][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.764051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065740 [ 1329.764076][ T32] r4:00000000 [ 1329.764095][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.764140][ T32] r9:83018005 r8:84a54800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1329.764162][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.764204][ T32] r5:00001000 r4:e0883000 [ 1329.764400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.764516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.764613][ T32] r5:84b96f8c r4:84b96c00 [ 1329.764659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.764764][ T32] r7:dddced80 r6:83018000 r5:84b96f8c r4:842e9100 [ 1329.765007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.765131][ T32] r10:61c88647 r9:84a54800 r8:842e912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.765168][ T32] r4:842e9100 [ 1329.765225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.765317][ T32] r10:00000000 r9:842e9100 r8:80287e08 r7:e4975e60 r6:842e9180 r5:84a54800 [ 1329.765405][ T32] r4:00000001 [ 1329.765428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.765466][ T32] Exception stack(0xe8999fb0 to 0xe8999ff8) [ 1329.765493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.765522][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.765548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.765579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.765605][ T32] r4:847e0bc0 [ 1329.765816][ T32] INFO: task kworker/0:104:4049 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.765904][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.766081][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.766177][ T32] Call trace: [ 1329.766618][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.766764][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.766837][ T32] r4:00000000 [ 1329.766898][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.766981][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.767043][ T32] 1d20: aab55000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.767149][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.767256][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.797792][ T32] r5:800f0013 r4:80239bb0 [ 1329.797830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.797933][ T32] r4:82ac21e4 [ 1329.797967][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.798013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.798037][ T32] r4:e0171dc0 [ 1329.798057][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.798214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.798313][ T32] r4:00000000 [ 1329.798363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.798419][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.798442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.798488][ T32] r5:00001000 r4:e0027000 [ 1329.798509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.798585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.798682][ T32] r5:84b0438c r4:84b04000 [ 1329.798742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.798863][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.798910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.799008][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.799089][ T32] r4:849f2f80 [ 1329.799144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.799226][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.799349][ T32] r4:00000001 [ 1329.799374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.799414][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.799443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.799545][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.799575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.799605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.799627][ T32] r4:842ee080 [ 1329.799650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.799690][ T32] INFO: task kworker/1:362:4051 blocked for more than 456 seconds. [ 1329.799731][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.799757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.799779][ T32] task:kworker/1:362 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.799832][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.799967][ T32] Call trace: [ 1329.799999][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1329.800225][ T32] r5:850c8c00 r4:8291a680 ** 7 printk messages dropped ** [ 1329.800815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59a00 ** 7 printk messages dropped ** [ 1329.801263][ T32] r5:8502f38c r4:8502f000 ** 3 printk messages dropped ** [ 1329.801413][ T32] r10:61c88647 r9:850c8c00 r8:84815dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.801929][ T32] r4:84b59a00 ** 6 printk messages dropped ** [ 1329.802564][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.803097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1329.803611][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.803928][ T32] r5:00001000 r4:e0027000 ** 3 printk messages dropped ** [ 1329.804170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.804546][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1329.804903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.805302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1329.806403][ T32] r5:850ca400 r4:8291a680 ** 2 printk messages dropped ** [ 1329.806793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d5e08 ** 6 printk messages dropped ** [ 1329.807151][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1329.807607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.840088][ T32] r5:00001000 r4:eaa2b000 [ 1329.840656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.840957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.841314][ T32] r5:85034f8c r4:85034c00 [ 1329.841340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.841392][ T32] r7:ddde2d80 r6:83018200 r5:85034f8c r4:84815e00 [ 1329.841413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.841771][ T32] r10:61c88647 r9:850ca400 r8:84815e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.841898][ T32] r4:84815e00 [ 1329.842018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.842070][ T32] r10:00000000 r9:84815e00 r8:80287e08 r7:e89c5e60 r6:842e9280 r5:850ca400 [ 1329.842094][ T32] r4:00000001 [ 1329.842719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.842764][ T32] Exception stack(0xe89d5fb0 to 0xe89d5ff8) [ 1329.842816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.842846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.842897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.842931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.842954][ T32] r4:84b59b40 [ 1329.843376][ T32] INFO: task kworker/1:363:4053 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.843421][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.843596][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.843649][ T32] Call trace: [ 1329.843684][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.843772][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.843801][ T32] r4:00000000 [ 1329.843821][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.843866][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.843895][ T32] 1d20: ab6f3000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.843923][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.843974][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.844002][ T32] r5:800f0013 r4:80239bb0 [ 1329.844023][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.844083][ T32] r4:82ac21e4 [ 1329.844132][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.844180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.844228][ T32] r4:e0171dc0 [ 1329.844251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.844295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.844318][ T32] r4:00000000 [ 1329.844338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.844447][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.844474][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.844519][ T32] r5:00001000 r4:e0027000 [ 1329.844539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.844578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.844619][ T32] r5:84b0438c r4:84b04000 [ 1329.844665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.844721][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.844758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.844810][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.844832][ T32] r4:849f2f80 [ 1329.844870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.844921][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.844971][ T32] r4:00000001 [ 1329.845010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.845049][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.845110][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.845141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.845168][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.845306][ T32] INFO: task kworker/1:364:4054 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.846204][ T32] r4:850c8000 ** 4 printk messages dropped ** [ 1329.846585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d9e08 ** 6 printk messages dropped ** [ 1329.847110][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1329.858979][ T32] r5:8502f78c r4:8502f400 [ 1329.859001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.859049][ T32] r7:ddde2d80 r6:83018200 r5:8502f78c r4:84815e80 [ 1329.859070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.859117][ T32] r10:61c88647 r9:850c8000 r8:84815eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.859296][ T32] r4:84815e80 [ 1329.859321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.859370][ T32] r10:00000000 r9:84815e80 r8:80287e08 r7:e89d5e60 r6:842e9300 r5:850c8000 [ 1329.859394][ T32] r4:00000001 [ 1329.859614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.859657][ T32] Exception stack(0xe89d9fb0 to 0xe89d9ff8) [ 1329.859731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.859766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.860012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.860046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.860145][ T32] r4:84b59b40 [ 1329.860556][ T32] INFO: task kworker/1:364:4054 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.860862][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.861015][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.861064][ T32] Call trace: [ 1329.861112][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.861166][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.861190][ T32] r4:00000000 [ 1329.861210][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.861251][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.861279][ T32] 1d20: ab6f3000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.861308][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.861333][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.861401][ T32] r5:800f0013 r4:80239bb0 [ 1329.861425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.861468][ T32] r4:82ac21e4 [ 1329.861488][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.861532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.861598][ T32] r4:e0171dc0 [ 1329.861727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.861775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.861837][ T32] r4:00000000 [ 1329.861860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.861908][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.861932][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.861975][ T32] r5:00001000 r4:e0027000 [ 1329.861995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.862686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.862740][ T32] r5:84b0438c r4:84b04000 [ 1329.862762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.862825][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.863191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.863274][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.863299][ T32] r4:849f2f80 [ 1329.863319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.863370][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.863394][ T32] r4:00000001 [ 1329.863415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.863452][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.863480][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.863509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.863535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.863665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.863742][ T32] r4:842ee080 [ 1329.863790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.863821][ T32] INFO: task kworker/1:365:4056 blocked for more than 456 seconds. [ 1329.863871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1329.864105][ T32] task:kworker/1:365 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1329.865209][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1329.866189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.866236][ T32] r5:8502fb8c r4:8502f800 [ 1329.866445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.867199][ T32] r10:00000000 r9:84815f00 r8:80287e08 r7:e89d5e60 r6:842e9380 r5:850c9800 ** 9 printk messages dropped ** [ 1329.895363][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1329.895751][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.895870][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.895924][ T32] r4:00000000 [ 1329.896007][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.896113][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.896181][ T32] 1d20: ab956000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.896258][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.896336][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.896398][ T32] r5:800f0013 r4:80239bb0 [ 1329.896448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.896545][ T32] r4:82ac21e4 [ 1329.896615][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.896711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.896765][ T32] r4:e0171dc0 [ 1329.896813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.896901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.896955][ T32] r4:00000000 [ 1329.897012][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.897116][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.897170][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.897265][ T32] r5:00001000 r4:e0027000 [ 1329.897312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.911120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.911206][ T32] r5:84b0438c r4:84b04000 [ 1329.911230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.911281][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1329.911316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.911416][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.911470][ T32] r4:849f2f80 [ 1329.911558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.911669][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.911724][ T32] r4:00000001 [ 1329.911772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.911866][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.911935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.912011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.912083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.912147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.912196][ T32] r4:842ee080 [ 1329.912260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.912337][ T32] INFO: task kworker/1:366:4058 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1329.912727][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.913269][ T32] r5:850cb000 r4:8291a680 ** 4 printk messages dropped ** [ 1329.913568][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1329.914454][ T32] r5:8502ff8c r4:8502fc00 [ 1329.914495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.914659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.915408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.916556][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1329.917315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 12 printk messages dropped ** [ 1329.941586][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 4 printk messages dropped ** [ 1329.941864][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1329.942276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.942338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.942372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.942395][ T32] r4:842ee080 [ 1329.942420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.942456][ T32] INFO: task kworker/1:367:4060 blocked for more than 456 seconds. [ 1329.942491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.942612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.942665][ T32] task:kworker/1:367 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.942796][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.942864][ T32] Call trace: [ 1329.942935][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.943058][ T32] r10:8291a684 r9:eaa0dd84 r8:00000002 r7:60000013 r6:eaa0dd8c r5:850cbc00 [ 1329.943085][ T32] r4:850cbc00 [ 1329.943106][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.943150][ T32] r5:850cbc00 r4:8291a680 [ 1329.943351][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.943434][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.943481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 [ 1329.943505][ T32] r4:00000000 [ 1329.943524][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.943559][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.943592][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.943633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59940 [ 1329.943655][ T32] r4:00000000 [ 1329.943674][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.943717][ T32] r9:83018205 r8:850cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1329.943739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.943841][ T32] r5:00001000 r4:e89fd000 [ 1329.944066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.944118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.944164][ T32] r5:8503438c r4:85034000 [ 1329.944277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.944327][ T32] r7:ddde2d80 r6:83018200 r5:8503438c r4:84ae7000 [ 1329.944349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.944396][ T32] r10:61c88647 r9:850cbc00 r8:84ae702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.944436][ T32] r4:84ae7000 [ 1329.944458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.944506][ T32] r10:00000000 r9:84ae7000 r8:80287e08 r7:e89d5e60 r6:842e9480 r5:850cbc00 [ 1329.944529][ T32] r4:00000001 [ 1329.944647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.944688][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1329.944744][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.944776][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.944814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.944846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.944869][ T32] r4:84b59840 [ 1329.945314][ T32] INFO: task kworker/1:367:4060 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.945378][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.945440][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.945510][ T32] Call trace: [ 1329.945543][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.945594][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.945687][ T32] r4:00000000 [ 1329.945711][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.945753][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 1 printk messages dropped ** [ 1329.945811][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 8 printk messages dropped ** [ 1329.946143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 8 printk messages dropped ** [ 1329.946535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.947089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.954490][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.954912][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.955401][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1329.955674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1329.956124][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.956914][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.957108][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1329.970404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 11 printk messages dropped ** [ 1329.971009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.971425][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.971899][ T32] r4:842ee080 [ 1329.971978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.972011][ T32] INFO: task kworker/1:369:4064 blocked for more than 456 seconds. [ 1329.972043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.972145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.972173][ T32] task:kworker/1:369 state:D stack:0 pid:4064 tgid:4064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.972226][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.972298][ T32] Call trace: [ 1329.972346][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.972446][ T32] r10:8291a684 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:850cd400 [ 1329.972499][ T32] r4:850cd400 [ 1329.972541][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.972657][ T32] r5:850cd400 r4:8291a680 [ 1329.972741][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.972785][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.972856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 [ 1329.972894][ T32] r4:00000000 [ 1329.972966][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.973088][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.973156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.973202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b59880 [ 1329.973276][ T32] r4:00000000 [ 1329.973299][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.973345][ T32] r9:83018205 r8:850cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1329.973366][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.973407][ T32] r5:00001000 r4:eaa1d000 [ 1329.973474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.973518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.973560][ T32] r5:85034b8c r4:85034800 [ 1329.973581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.973625][ T32] r7:ddde2d80 r6:83018200 r5:85034b8c r4:84ae7100 [ 1329.973646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.973787][ T32] r10:61c88647 r9:850cd400 r8:84ae712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.973814][ T32] r4:84ae7100 [ 1329.973858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.973933][ T32] r10:00000000 r9:84ae7100 r8:80287e08 r7:e89d5e60 r6:842e9580 r5:850cd400 [ 1329.973959][ T32] r4:00000001 [ 1329.973984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.974075][ T32] Exception stack(0xeaa25fb0 to 0xeaa25ff8) [ 1329.974105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.974133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.974163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.974193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.974216][ T32] r4:847e0740 [ 1329.974593][ T32] INFO: task kworker/1:369:4064 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1329.974626][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.974810][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.974937][ T32] Call trace: [ 1329.974978][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.975037][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1329.975063][ T32] r4:00000000 [ 1329.975084][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.975125][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1329.975154][ T32] 1d20: ac21f000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1329.975183][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1329.975208][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.975232][ T32] r5:800f0013 r4:80239bb0 [ 1329.975252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.975292][ T32] r4:82ac21e4 [ 1329.975312][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.975354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1329.975377][ T32] r4:e0171dc0 [ 1329.975396][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.975437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1329.975481][ T32] r4:00000000 [ 1329.975614][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.975717][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.975743][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.975903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.976041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.976140][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.976191][ T32] r4:849f2f80 [ 1329.976241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.976292][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1329.976342][ T32] r4:00000001 [ 1329.976391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.976487][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1329.976543][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.976734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.976765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.976795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.976833][ T32] r4:842ee080 [ 1329.976858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.976883][ T32] INFO: task kworker/1:370:4067 blocked for more than 456 seconds. [ 1329.976910][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.976934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.976954][ T32] task:kworker/1:370 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.977025][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.977115][ T32] Call trace: [ 1329.977232][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.977346][ T32] r10:8291a684 r9:e078dd84 r8:00000002 r7:60000113 r6:e078dd8c r5:850ce000 [ 1329.996128][ T32] r4:850ce000 [ 1329.996183][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.996248][ T32] r5:850ce000 r4:8291a680 [ 1329.996271][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.996312][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.996355][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e078de08 [ 1329.996503][ T32] r4:00000000 [ 1329.996535][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.996585][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.996631][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.996688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b521c0 [ 1329.996741][ T32] r4:00000000 [ 1329.996770][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.996818][ T32] r9:83018205 r8:850ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1329.996841][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.996887][ T32] r5:00001000 r4:df98b000 ** 1 printk messages dropped ** [ 1329.997013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.997058][ T32] r5:8503538c r4:85035000 ** 2 printk messages dropped ** [ 1329.997232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1330.000803][ T32] r4:84b52140 ** 4 printk messages dropped ** [ 1330.001435][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1330.001917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1330.002683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.003156][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.003399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.003811][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.004091][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.004581][ T32] r9:83018205 r8:84a78000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 6 printk messages dropped ** [ 1330.004949][ T32] r7:ddde2d80 r6:83018200 r5:8503578c r4:84ae7200 ** 2 printk messages dropped ** [ 1330.005098][ T32] r4:84ae7200 ** 1 printk messages dropped ** [ 1330.005189][ T32] r10:00000000 r9:84ae7200 r8:80287e08 r7:e078de60 r6:842e9680 r5:84a78000 [ 1330.005217][ T32] r4:00000001 [ 1330.005295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.005403][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 1330.005512][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.005570][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.005601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.005632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.005655][ T32] r4:84b52140 [ 1330.005859][ T32] INFO: task kworker/1:371:4068 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.005896][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.005996][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.006068][ T32] Call trace: [ 1330.006146][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.006196][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.006220][ T32] r4:00000000 [ 1330.006350][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.006396][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.006425][ T32] 1d20: ac5cc000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.006459][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.006521][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.006548][ T32] r5:800f0013 r4:80239bb0 [ 1330.006569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.006609][ T32] r4:82ac21e4 [ 1330.006686][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.006732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.006754][ T32] r4:e0171dc0 [ 1330.006864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.006912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.006951][ T32] r4:00000000 [ 1330.006979][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.007169][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.007388][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.026468][ T32] r5:00001000 r4:e0027000 [ 1330.026507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.026617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.026668][ T32] r5:84b0438c r4:84b04000 [ 1330.026734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.026808][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.026857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.026912][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.026949][ T32] r4:849f2f80 [ 1330.026979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.027029][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.027053][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1330.027158][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1330.027903][ T32] INFO: task kworker/1:372:4070 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.028276][ T32] r4:84a79800 ** 4 printk messages dropped ** [ 1330.028448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 ** 9 printk messages dropped ** [ 1330.028940][ T32] r5:00001000 r4:dff11000 ** 2 printk messages dropped ** [ 1330.029102][ T32] r5:8503678c r4:85036400 [ 1330.029126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.029244][ T32] r10:61c88647 r9:84a79800 r8:84ae72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.029617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.030542][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.030835][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1330.031038][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1330.031393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.031855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.032499][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.032882][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.033460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1330.033825][ T32] r7:ddde2d80 r6:83018200 r5:85035b8c r4:84ae7300 ** 7 printk messages dropped ** [ 1330.034324][ T32] Exception stack(0xeaa41fb0 to 0xeaa41ff8) [ 1330.034350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.034379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.034406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.034570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.034636][ T32] r4:84b522c0 [ 1330.034851][ T32] INFO: task kworker/1:373:4072 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.034887][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.034942][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.034991][ T32] Call trace: [ 1330.035051][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.035103][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.035127][ T32] r4:00000000 [ 1330.035147][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.035186][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.035241][ T32] 1d20: ac934000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.035273][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.035299][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.035322][ T32] r5:800f0013 r4:80239bb0 [ 1330.035354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.035427][ T32] r4:82ac21e4 [ 1330.035452][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.035497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.035602][ T32] r4:e0171dc0 [ 1330.035626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.035670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.035704][ T32] r4:00000000 [ 1330.035727][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.035856][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.035896][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.035942][ T32] r5:00001000 r4:e0027000 [ 1330.035967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.036063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.036145][ T32] r5:84b0438c r4:84b04000 [ 1330.036194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.036246][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.036275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.036323][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.036346][ T32] r4:849f2f80 [ 1330.036377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.036479][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.036507][ T32] r4:00000001 [ 1330.036527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.036577][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.036604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.036671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.036766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.036799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.036823][ T32] r4:842ee080 [ 1330.036882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.036936][ T32] INFO: task kworker/1:374:4074 blocked for more than 456 seconds. [ 1330.036971][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.036996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.037016][ T32] task:kworker/1:374 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.037092][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.037164][ T32] Call trace: [ 1330.037195][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.037243][ T32] r10:8291a684 r9:eaa4dd84 r8:00000002 r7:60000113 r6:eaa4dd8c r5:84a7a400 [ 1330.037266][ T32] r4:84a7a400 [ 1330.037320][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.072928][ T32] r5:84a7a400 r4:8291a680 [ 1330.072973][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.073034][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.073225][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.073661][ T32] r5:85035f8c r4:85035c00 [ 1330.073710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.073973][ T32] r10:00000000 r9:84ae7380 r8:80287e08 r7:eaa39e60 r6:842e9800 r5:84a7a400 ** 7 printk messages dropped ** [ 1330.074311][ T32] r4:84b52400 ** 2 printk messages dropped ** [ 1330.074852][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.075302][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 2 printk messages dropped ** [ 1330.075418][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.075446][ T32] r5:800f0013 r4:80239bb0 [ 1330.075467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.075508][ T32] r4:82ac21e4 [ 1330.075528][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.075570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.075593][ T32] r4:e0171dc0 [ 1330.075671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.075737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.075841][ T32] r4:00000000 [ 1330.075867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.075915][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.075967][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.076015][ T32] r5:00001000 r4:e0027000 [ 1330.076047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.076115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.076161][ T32] r5:84b0438c r4:84b04000 [ 1330.076182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.076229][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.076378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.076431][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.076453][ T32] r4:849f2f80 [ 1330.076521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.076584][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.076628][ T32] r4:00000001 [ 1330.076651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.076756][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.076843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.076877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.076904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.076934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.077041][ T32] r4:842ee080 [ 1330.077122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.077154][ T32] INFO: task kworker/1:375:4076 blocked for more than 456 seconds. [ 1330.077186][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.077211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.077231][ T32] task:kworker/1:375 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.077305][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.086740][ T32] Call trace: [ 1330.086863][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.086971][ T32] r10:8291a684 r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:84a78c00 [ 1330.087019][ T32] r4:84a78c00 [ 1330.087043][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.087117][ T32] r5:84a78c00 r4:8291a680 [ 1330.087141][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.087184][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.087227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 [ 1330.087250][ T32] r4:00000000 [ 1330.087269][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.087334][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.087586][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.087649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b52680 [ 1330.087723][ T32] r4:00000000 [ 1330.087775][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.087893][ T32] r9:83018205 r8:84a78c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1330.087920][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.087974][ T32] r5:00001000 r4:dfd87000 [ 1330.087998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.088063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.088130][ T32] r5:8503638c r4:85036000 [ 1330.088166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.088243][ T32] r7:ddde2d80 r6:83018200 r5:8503638c r4:84ae7400 [ 1330.088268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.088316][ T32] r10:61c88647 r9:84a78c00 r8:84ae742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.088350][ T32] r4:84ae7400 [ 1330.088384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.088435][ T32] r10:00000000 r9:84ae7400 r8:80287e08 r7:eaa39e60 r6:842e9880 r5:84a78c00 [ 1330.088462][ T32] r4:00000001 [ 1330.088567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.088638][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1330.088676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.088707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.088788][ T32] r4:84b52400 ** 2 printk messages dropped ** [ 1330.089357][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.089710][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1330.089941][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1330.090012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.090041][ T32] r4:e0171dc0 [ 1330.090100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.090183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.090209][ T32] r4:00000000 [ 1330.090229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.090275][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.090298][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.090341][ T32] r5:00001000 r4:e0027000 [ 1330.090361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.090484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.090568][ T32] r5:84b0438c r4:84b04000 [ 1330.090658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.090709][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.090731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.090793][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.090819][ T32] r4:849f2f80 [ 1330.090839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.090886][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.090941][ T32] r4:00000001 [ 1330.090970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1330.091116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.091732][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.092047][ T32] r5:84a7c800 r4:8291a680 ** 7 printk messages dropped ** [ 1330.092493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b52a00 ** 7 printk messages dropped ** [ 1330.092948][ T32] r5:85036b8c r4:85036800 ** 1 printk messages dropped ** [ 1330.093080][ T32] r7:ddde2d80 r6:83018200 r5:85036b8c r4:84ae7480 ** 4 printk messages dropped ** [ 1330.093301][ T32] r10:00000000 r9:84ae7480 r8:80287e08 r7:eaa39e60 r6:842e9900 r5:84a7c800 ** 10 printk messages dropped ** [ 1330.093900][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.094252][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1330.094518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 7 printk messages dropped ** [ 1330.094813][ T32] r5:00001000 r4:e0027000 ** 6 printk messages dropped ** [ 1330.095126][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.095383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.095660][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.095862][ T32] r5:84a7d400 r4:8291a680 [ 1330.095881][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.095919][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.095967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 [ 1330.096010][ T32] r4:00000000 [ 1330.096034][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.096125][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.096222][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.096268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b52ac0 [ 1330.096312][ T32] r4:00000000 [ 1330.096418][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.096468][ T32] r9:83018205 r8:84a7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.096490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.096544][ T32] r5:00001000 r4:e00df000 [ 1330.096773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.096862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.096924][ T32] r5:85036f8c r4:85036c00 [ 1330.096973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.097028][ T32] r7:ddde2d80 r6:83018200 r5:85036f8c r4:84ae7500 [ 1330.097065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.097141][ T32] r10:61c88647 r9:84a7d400 r8:84ae752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.097166][ T32] r4:84ae7500 [ 1330.097186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.097260][ T32] r10:00000000 r9:84ae7500 r8:80287e08 r7:eaa59e60 r6:842e9980 r5:84a7d400 [ 1330.097355][ T32] r4:00000001 [ 1330.130491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.130572][ T32] Exception stack(0xeaa5dfb0 to 0xeaa5dff8) [ 1330.130608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.130638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.130673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.130707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.130738][ T32] r4:84b529c0 [ 1330.131121][ T32] INFO: task kworker/1:377:4081 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.131165][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.131346][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.131426][ T32] Call trace: [ 1330.131520][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.131577][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.131657][ T32] r4:00000000 [ 1330.131745][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.131817][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.131881][ T32] 1d20: ad76c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.131997][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.132026][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.132052][ T32] r5:800f0013 r4:80239bb0 [ 1330.132155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.132255][ T32] r4:82ac21e4 [ 1330.132306][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.132354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.132407][ T32] r4:e0171dc0 [ 1330.132498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.132571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 3 printk messages dropped ** [ 1330.132749][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1330.133198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.133723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.134231][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.134542][ T32] r5:850cec00 r4:8291a680 ** 5 printk messages dropped ** [ 1330.134789][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.135282][ T32] r5:8503778c r4:85037400 ** 1 printk messages dropped ** [ 1330.135409][ T32] r7:ddde2d80 r6:83018200 r5:8503778c r4:84ae7580 ** 4 printk messages dropped ** [ 1330.135641][ T32] r10:00000000 r9:84ae7580 r8:80287e08 r7:eaa5de60 r6:84ae7600 r5:850cec00 ** 7 printk messages dropped ** [ 1330.136043][ T32] r4:84b52b00 ** 3 printk messages dropped ** [ 1330.136531][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.136860][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 8 printk messages dropped ** [ 1330.144527][ T32] r4:e0171dc0 ** 4 printk messages dropped ** [ 1330.144750][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 10 printk messages dropped ** [ 1330.145264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.145592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.145933][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.146390][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.146886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1330.160338][ T32] r7:ddde2d80 r6:83018200 r5:8503738c r4:84ae7680 [ 1330.160363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.160413][ T32] r10:61c88647 r9:84bdd400 r8:84ae76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.160437][ T32] r4:84ae7680 [ 1330.160458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.160511][ T32] r10:00000000 r9:84ae7680 r8:80287e08 r7:eaa51e60 r6:84ae7700 r5:84bdd400 [ 1330.160536][ T32] r4:00000001 [ 1330.160557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.160622][ T32] Exception stack(0xeaa65fb0 to 0xeaa65ff8) [ 1330.160656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.160686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.160713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.160743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.160783][ T32] r4:84b52e80 [ 1330.161097][ T32] INFO: task kworker/1:379:4085 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.161133][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.161334][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.161393][ T32] Call trace: [ 1330.161424][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.161540][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.161601][ T32] r4:00000000 [ 1330.161651][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.161748][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.161792][ T32] 1d20: ada16000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.161838][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.161867][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.161892][ T32] r5:800f0013 r4:80239bb0 [ 1330.161913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.161957][ T32] r4:82ac21e4 [ 1330.161989][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.162043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.162068][ T32] r4:e0171dc0 [ 1330.162144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.162197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.162219][ T32] r4:00000000 [ 1330.162240][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.162287][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.162310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.162352][ T32] r5:00001000 r4:e0027000 [ 1330.162371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.162410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.162452][ T32] r5:84b0438c r4:84b04000 [ 1330.162525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.162628][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.162680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.162731][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.162754][ T32] r4:849f2f80 [ 1330.162792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.162842][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.162864][ T32] r4:00000001 [ 1330.162884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.162947][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.162982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.163016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.163045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.163148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.163175][ T32] r4:842ee080 [ 1330.163196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.163223][ T32] INFO: task kworker/1:380:4087 blocked for more than 456 seconds. [ 1330.163253][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.163276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1330.163451][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.163738][ T32] r4:84be8000 ** 3 printk messages dropped ** [ 1330.163889][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.164016][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.164501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.164548][ T32] r5:85037b8c r4:85037800 ** 1 printk messages dropped ** [ 1330.164615][ T32] r7:ddde2d80 r6:83018200 r5:85037b8c r4:84ae7780 ** 4 printk messages dropped ** [ 1330.164905][ T32] r10:00000000 r9:84ae7780 r8:80287e08 r7:eaa51e60 r6:84ae7800 r5:84be8000 ** 9 printk messages dropped ** [ 1330.165448][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.165978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.166468][ T32] r5:00001000 r4:e0027000 ** 6 printk messages dropped ** [ 1330.166892][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.167191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.182460][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.183033][ T32] r5:84be8c00 r4:8291a680 ** 2 printk messages dropped ** [ 1330.183174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 ** 5 printk messages dropped ** [ 1330.183430][ T32] r4:00000000 [ 1330.183450][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.183496][ T32] r9:83018205 r8:84be8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.183518][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.183611][ T32] r5:00001000 r4:e0539000 [ 1330.183636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.183677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.183719][ T32] r5:85037f8c r4:85037c00 [ 1330.183740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.183786][ T32] r7:ddde2d80 r6:83018200 r5:85037f8c r4:84ae7880 [ 1330.183835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.183918][ T32] r10:61c88647 r9:84be8c00 r8:84ae78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.183968][ T32] r4:84ae7880 [ 1330.183992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.184067][ T32] r10:00000000 r9:84ae7880 r8:80287e08 r7:eaa61e60 r6:84ae7900 r5:84be8c00 [ 1330.184093][ T32] r4:00000001 [ 1330.184114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.184152][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) [ 1330.184206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.184238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.184267][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.184297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.184346][ T32] r4:848df080 [ 1330.184692][ T32] INFO: task kworker/1:381:4089 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.184727][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.184785][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.184858][ T32] Call trace: [ 1330.184918][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.185055][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.185110][ T32] r4:00000000 [ 1330.185133][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.185232][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.185265][ T32] 1d20: adb58000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.185294][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.185437][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.185467][ T32] r5:800f0013 r4:80239bb0 [ 1330.185488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.185555][ T32] r4:82ac21e4 [ 1330.185635][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.185682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.185706][ T32] r4:e0171dc0 [ 1330.185726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.185769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.185791][ T32] r4:00000000 [ 1330.185838][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.185887][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.185909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.185952][ T32] r5:00001000 r4:e0027000 [ 1330.185976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.186016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.186057][ T32] r5:84b0438c r4:84b04000 [ 1330.186081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.186140][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.186165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.186213][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.186235][ T32] r4:849f2f80 [ 1330.186255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.186301][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.186324][ T32] r4:00000001 [ 1330.186343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.186378][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.186405][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.186458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.186534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.186566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.186589][ T32] r4:842ee080 [ 1330.186609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.186647][ T32] INFO: task kworker/1:382:4093 blocked for more than 456 seconds. [ 1330.186714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.186747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.186817][ T32] task:kworker/1:382 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.186878][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.186955][ T32] Call trace: [ 1330.187134][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.187188][ T32] r10:8291a684 r9:eaa6dd84 r8:00000002 r7:60000113 r6:eaa6dd8c r5:84be9800 [ 1330.187212][ T32] r4:84be9800 [ 1330.187355][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.204841][ T32] r5:84be9800 r4:8291a680 [ 1330.204874][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.204931][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.204982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [ 1330.205007][ T32] r4:00000000 [ 1330.205027][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.205063][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.205117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.205164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848df1c0 [ 1330.205187][ T32] r4:00000000 [ 1330.205206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.205253][ T32] r9:83018205 r8:84be9800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1330.205286][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.205342][ T32] r5:00001000 r4:e05d9000 [ 1330.205363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.205403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.205445][ T32] r5:8504038c r4:85040000 [ 1330.205492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.205582][ T32] r7:ddde2d80 r6:83018200 r5:8504038c r4:84ae7980 [ 1330.205608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.205657][ T32] r10:61c88647 r9:84be9800 r8:84ae79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.205712][ T32] r4:84ae7980 [ 1330.205767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.205845][ T32] r10:00000000 r9:84ae7980 r8:80287e08 r7:eaa69e60 r6:84ae7a00 r5:84be9800 [ 1330.205872][ T32] r4:00000001 [ 1330.205891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.205929][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) [ 1330.205957][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.205993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.206020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.206076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.206103][ T32] r4:848df180 [ 1330.206416][ T32] INFO: task kworker/1:382:4093 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.206451][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.206551][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.206598][ T32] Call trace: [ 1330.206680][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.206743][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.206799][ T32] r4:00000000 [ 1330.206825][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.206897][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.206957][ T32] 1d20: adf22000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.206994][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.207077][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.207105][ T32] r5:800f0013 r4:80239bb0 [ 1330.207128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.207170][ T32] r4:82ac21e4 [ 1330.207190][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.207233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.207364][ T32] r4:e0171dc0 [ 1330.214024][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.214123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.214183][ T32] r4:00000000 [ 1330.214208][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.214313][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.214375][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.214530][ T32] r5:00001000 r4:e0027000 [ 1330.214557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.214601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.214647][ T32] r5:84b0438c r4:84b04000 [ 1330.214700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.214802][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.214845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.214912][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.214938][ T32] r4:849f2f80 [ 1330.215020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.215074][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.215098][ T32] r4:00000001 [ 1330.215118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.215156][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.215187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.215217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.215245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.215353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.215381][ T32] r4:842ee080 [ 1330.215458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.215490][ T32] INFO: task kworker/1:383:4094 blocked for more than 456 seconds. [ 1330.215575][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.215611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1330.215883][ T32] r10:8291a684 r9:eaa7dd84 r8:00000002 r7:60000013 r6:eaa7dd8c r5:84a7bc00 ** 7 printk messages dropped ** [ 1330.216315][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1330.216840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.216893][ T32] r5:8504078c r4:85040400 ** 1 printk messages dropped ** [ 1330.217023][ T32] r7:ddde2d80 r6:83018200 r5:8504078c r4:84ae7a80 ** 4 printk messages dropped ** [ 1330.217241][ T32] r10:00000000 r9:84ae7a80 r8:80287e08 r7:eaa6de60 r6:842e9a00 r5:84a7bc00 ** 10 printk messages dropped ** [ 1330.231775][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.231823][ T32] Call trace: [ 1330.231960][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.232590][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.232618][ T32] r4:00000000 [ 1330.232821][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.232867][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.232937][ T32] 1d20: ae250000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.232974][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.233000][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.233060][ T32] r5:800f0013 r4:80239bb0 [ 1330.233541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.233589][ T32] r4:82ac21e4 [ 1330.233610][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.233656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.233756][ T32] r4:e0171dc0 [ 1330.233779][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.233823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.233845][ T32] r4:00000000 [ 1330.233864][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.233910][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.233932][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.233982][ T32] r5:00001000 r4:e0027000 [ 1330.234106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.234152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.234235][ T32] r5:84b0438c r4:84b04000 [ 1330.234259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.234309][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.234330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.234377][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.234578][ T32] r4:849f2f80 [ 1330.234603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.234692][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.234801][ T32] r4:00000001 [ 1330.234825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.234937][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.234974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.235061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.235168][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.235261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.235288][ T32] r4:842ee080 [ 1330.235310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.235974][ T32] INFO: task kworker/1:384:4095 blocked for more than 456 seconds. [ 1330.236008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1330.237395][ T32] r5:84a7e000 r4:8291a680 ** 7 printk messages dropped ** [ 1330.259145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848df480 ** 7 printk messages dropped ** [ 1330.259651][ T32] r5:85040b8c r4:85040800 ** 3 printk messages dropped ** [ 1330.259817][ T32] r10:61c88647 r9:84a7e000 r8:84ae7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1330.260840][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1330.261574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1330.262206][ T32] r5:84b0438c r4:84b04000 [ 1330.262230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.262306][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.262331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.262407][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.262443][ T32] r4:849f2f80 [ 1330.262465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.262530][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.262557][ T32] r4:00000001 [ 1330.262577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.262614][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.262640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.262669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.262695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.262728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.262793][ T32] r4:842ee080 [ 1330.262829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.262870][ T32] INFO: task kworker/1:385:4097 blocked for more than 456 seconds. [ 1330.262903][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.262928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.262948][ T32] task:kworker/1:385 state:D stack:0 pid:4097 tgid:4097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.263000][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.263043][ T32] Call trace: [ 1330.263091][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.263145][ T32] r10:8291a684 r9:eaa85d84 r8:00000002 r7:60000013 r6:eaa85d8c r5:84a7ec00 [ 1330.263169][ T32] r4:84a7ec00 [ 1330.263218][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.263266][ T32] r5:84a7ec00 r4:8291a680 [ 1330.263286][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.263325][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.263379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1330.263436][ T32] r4:00000000 [ 1330.263460][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.263517][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.263555][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.263608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848df680 [ 1330.263634][ T32] r4:00000000 [ 1330.263687][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.263780][ T32] r9:83018205 r8:84a7ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1330.263806][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.263947][ T32] r5:00001000 r4:e0643000 [ 1330.263977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.264021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.264064][ T32] r5:85040f8c r4:85040c00 [ 1330.264083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.264134][ T32] r7:ddde2d80 r6:83018200 r5:85040f8c r4:84ae7b80 [ 1330.264156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.264206][ T32] r10:61c88647 r9:84a7ec00 r8:84ae7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.264230][ T32] r4:84ae7b80 [ 1330.264275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.264339][ T32] r10:00000000 r9:84ae7b80 r8:80287e08 r7:eaa81e60 r6:842e9b00 r5:84a7ec00 [ 1330.264369][ T32] r4:00000001 [ 1330.264390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.264428][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1330.264457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.264539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.264570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.264651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.264705][ T32] r4:848df3c0 [ 1330.264870][ T32] INFO: task kworker/1:385:4097 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.264903][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1330.265259][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.265588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 3 printk messages dropped ** [ 1330.265702][ T32] r4:00000000 [ 1330.265721][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.265783][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.265808][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.265851][ T32] r5:00001000 r4:e0027000 [ 1330.265901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.265952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.266001][ T32] r5:84b0438c r4:84b04000 [ 1330.266021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.266132][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.266159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.266207][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.266264][ T32] r4:849f2f80 ** 1 printk messages dropped ** [ 1330.266336][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 14 printk messages dropped ** [ 1330.267209][ T32] Call trace: ** 9 printk messages dropped ** [ 1330.289770][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1330.290226][ T32] r5:8504138c r4:85041000 ** 4 printk messages dropped ** [ 1330.290440][ T32] r4:84ae7c00 ** 11 printk messages dropped ** [ 1330.291337][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.292398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 17 printk messages dropped ** [ 1330.293229][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 13 printk messages dropped ** [ 1330.293836][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.294748][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1330.295228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.295305][ T32] r10:61c88647 r9:850d0000 r8:84ae7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.295332][ T32] r4:84ae7c80 [ 1330.295351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.295396][ T32] r10:00000000 r9:84ae7c80 r8:80287e08 r7:eaa89e60 r6:84ae7d00 r5:850d0000 [ 1330.295418][ T32] r4:00000001 [ 1330.295437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.295471][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1330.295497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.295525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.295579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.295614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.295689][ T32] r4:848df800 [ 1330.295862][ T32] INFO: task kworker/1:387:4101 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.295895][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.296022][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.296073][ T32] Call trace: [ 1330.296260][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.296372][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.296424][ T32] r4:00000000 [ 1330.296448][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.296490][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.296518][ T32] 1d20: ae9f6000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.296546][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.296588][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.296614][ T32] r5:800f0013 r4:80239bb0 [ 1330.296635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.296719][ T32] r4:82ac21e4 [ 1330.296761][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.296810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.296833][ T32] r4:e0171dc0 [ 1330.296851][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.296922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 7 printk messages dropped ** [ 1330.317897][ T32] r5:84b0438c r4:84b04000 ** 7 printk messages dropped ** [ 1330.318298][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1330.318676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1330.319534][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.320273][ T32] r5:8504178c r4:85041400 ** 4 printk messages dropped ** [ 1330.320544][ T32] r4:84ae7d80 ** 9 printk messages dropped ** [ 1330.321053][ T32] r4:848df940 ** 8 printk messages dropped ** [ 1330.322082][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 9 printk messages dropped ** [ 1330.322481][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 20 printk messages dropped ** [ 1330.323418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.323677][ T32] INFO: task kworker/1:389:4105 blocked for more than 456 seconds. [ 1330.323759][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.323786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.323806][ T32] task:kworker/1:389 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.323978][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.324051][ T32] Call trace: [ 1330.324148][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.324200][ T32] r10:8291a684 r9:e8991d84 r8:00000002 r7:60000113 r6:e8991d8c r5:84bec800 [ 1330.324224][ T32] r4:84bec800 [ 1330.324245][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.324289][ T32] r5:84bec800 r4:8291a680 [ 1330.324308][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.324346][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.324387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8991e08 [ 1330.324493][ T32] r4:00000000 [ 1330.324596][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.324636][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.324672][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.324716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dfe40 [ 1330.324752][ T32] r4:00000000 [ 1330.324776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.324822][ T32] r9:83018205 r8:84bec800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1330.324844][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.324887][ T32] r5:00001000 r4:e06e7000 [ 1330.324970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.325015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.325059][ T32] r5:8504278c r4:85042400 ** 3 printk messages dropped ** [ 1330.325391][ T32] r10:61c88647 r9:84bec800 r8:84ae7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1330.326371][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1330.326891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 19 printk messages dropped ** [ 1330.349666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1330.350294][ T32] task:kworker/1:390 state:D stack:0 pid:4106 tgid:4106 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.351178][ T32] r4:00000000 [ 1330.351196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.351240][ T32] r9:83018205 r8:84bebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1330.351261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.351373][ T32] r5:00001000 r4:e06d9000 [ 1330.351396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.351465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.351514][ T32] r5:8504238c r4:85042000 [ 1330.351537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.351653][ T32] r7:ddde2d80 r6:83018200 r5:8504238c r4:84ae7f80 [ 1330.351705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.351783][ T32] r10:61c88647 r9:84bebc00 r8:84ae7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.351812][ T32] r4:84ae7f80 [ 1330.351833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.351880][ T32] r10:00000000 r9:84ae7f80 r8:80287e08 r7:e8991e60 r6:85078000 r5:84bebc00 [ 1330.351929][ T32] r4:00000001 [ 1330.351969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.352039][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) [ 1330.352073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.352104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.352131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.352162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.352190][ T32] r4:848dfd80 [ 1330.352503][ T32] INFO: task kworker/1:390:4106 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.352593][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.352686][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.352752][ T32] Call trace: [ 1330.352849][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.352910][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.352937][ T32] r4:00000000 [ 1330.352957][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.353005][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.353036][ T32] 1d20: af069000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.353075][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.353133][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.353189][ T32] r5:800f0013 r4:80239bb0 [ 1330.353216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.353302][ T32] r4:82ac21e4 [ 1330.353329][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.353388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 6 printk messages dropped ** [ 1330.353700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1330.354367][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 13 printk messages dropped ** [ 1330.355166][ T32] r10:8291a684 r9:eaa95d84 r8:00000002 r7:60000113 r6:eaa95d8c r5:84bea400 ** 18 printk messages dropped ** [ 1330.356124][ T32] r5:85042b8c r4:85042800 ** 2 printk messages dropped ** [ 1330.356224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1330.356909][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.357215][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.357328][ T32] r4:00000000 [ 1330.378832][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.378918][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.378969][ T32] 1d20: af3db000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.379014][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.379046][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.379100][ T32] r5:800f0013 r4:80239bb0 [ 1330.379128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.379256][ T32] r4:82ac21e4 [ 1330.379282][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.379360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.379392][ T32] r4:e0171dc0 [ 1330.379440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.379514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.379544][ T32] r4:00000000 [ 1330.379567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.379616][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.379690][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.379761][ T32] r5:00001000 r4:e0027000 [ 1330.379786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.379831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.379876][ T32] r5:84b0438c r4:84b04000 [ 1330.379897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.379946][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.379976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.380026][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.380050][ T32] r4:849f2f80 [ 1330.380071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.380119][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.380142][ T32] r4:00000001 [ 1330.380182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.380227][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.380287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.380343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.380401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.380453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.380479][ T32] r4:842ee080 [ 1330.380522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.380566][ T32] INFO: task kworker/1:392:4111 blocked for more than 456 seconds. [ 1330.380599][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.380625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.380676][ T32] task:kworker/1:392 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.380868][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.380947][ T32] Call trace: [ 1330.381045][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1330.381298][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1330.381964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.382418][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.383110][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.383763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.383785][ T32] r4:e0171dc0 [ 1330.383804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.383845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.383866][ T32] r4:00000000 [ 1330.383887][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.384065][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.384106][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.384179][ T32] r5:00001000 r4:e0027000 [ 1330.384204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.384330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.384392][ T32] r5:84b0438c r4:84b04000 [ 1330.384416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.384514][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.384539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.384599][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.384625][ T32] r4:849f2f80 [ 1330.384770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.384822][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.384892][ T32] r4:00000001 [ 1330.384949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.385068][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.385159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.385195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.385273][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1330.385497][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.385878][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.386393][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.386673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.386896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.387229][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.419855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.420572][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.421007][ T32] 1d20: afd6c000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 7 printk messages dropped ** [ 1330.421275][ T32] r4:e0171dc0 ** 8 printk messages dropped ** [ 1330.421639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1330.422162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1330.422996][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 15 printk messages dropped ** [ 1330.423630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.423676][ T32] r10:00000000 r9:85078380 r8:80287e08 r7:eaa99e60 r6:85078400 r5:84bed400 [ 1330.423716][ T32] r4:00000001 [ 1330.423738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.423774][ T32] Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) [ 1330.423800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.423828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.423854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.423964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.424017][ T32] r4:85079080 [ 1330.424198][ T32] INFO: task kworker/1:394:4116 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.424258][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.424317][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.424391][ T32] Call trace: [ 1330.424420][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1330.424615][ T32] 1d20: afd6c000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 19 printk messages dropped ** [ 1330.425523][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 14 printk messages dropped ** [ 1330.426118][ T32] INFO: task kworker/1:395:4118 blocked for more than 456 seconds. ** 16 printk messages dropped ** [ 1330.426884][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.426925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850795c0 [ 1330.426978][ T32] r4:00000000 [ 1330.427060][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.427111][ T32] r9:83018205 r8:84bf0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1330.427153][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.427199][ T32] r5:00001000 r4:e07b9000 [ 1330.427221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.427260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.427360][ T32] r5:85043b8c r4:85043800 [ 1330.440707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.440843][ T32] r7:ddde2d80 r6:83018200 r5:85043b8c r4:85078480 [ 1330.440893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.440996][ T32] r10:61c88647 r9:84bf0000 r8:850784ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.441046][ T32] r4:85078480 [ 1330.441089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.441179][ T32] r10:00000000 r9:85078480 r8:80287e08 r7:eaa99e60 r6:85078500 r5:84bf0000 [ 1330.441231][ T32] r4:00000001 [ 1330.441271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1330.441614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1330.443539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 19 printk messages dropped ** [ 1330.444925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1330.445986][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1330.446574][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.447149][ T32] r7:ddde2d80 r6:83018200 r5:85043f8c r4:85078580 ** 11 printk messages dropped ** [ 1330.468783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1330.470978][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1330.471799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1330.473352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1330.474127][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.474214][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.474304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1330.474357][ T32] r4:00000000 [ 1330.474403][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.474482][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.474568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.474661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85079880 [ 1330.474712][ T32] r4:00000000 [ 1330.474811][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.474917][ T32] r9:83018205 r8:84bf1800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1330.474976][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.475076][ T32] r5:00001000 r4:e07d9000 [ 1330.475125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.475219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.475329][ T32] r5:850f438c r4:850f4000 [ 1330.475380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.475483][ T32] r7:ddde2d80 r6:83018200 r5:850f438c r4:85078680 [ 1330.475533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.475648][ T32] r10:61c88647 r9:84bf1800 r8:850786ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.475704][ T32] r4:85078680 [ 1330.475752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.475875][ T32] r10:00000000 r9:85078680 r8:80287e08 r7:eaaa9e60 r6:85078700 r5:84bf1800 [ 1330.475938][ T32] r4:00000001 [ 1330.475991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.476078][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1330.476142][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.476448][ T32] r4:850796c0 ** 11 printk messages dropped ** [ 1330.506066][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1330.507227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1330.516297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1330.532180][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.533078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.533835][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.535197][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1330.548060][ T32] r5:84b0438c r4:84b04000 ** 7 printk messages dropped ** [ 1330.548443][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1330.549023][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.549668][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1330.550222][ T32] r10:61c88647 r9:84bf3000 r8:850788ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1330.550332][ T32] r4:00000001 [ 1330.550350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.550397][ T32] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) [ 1330.550495][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.550529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.550558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.550587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.550691][ T32] r4:85079980 [ 1330.551125][ T32] INFO: task kworker/1:399:4126 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.551184][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.551244][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.551289][ T32] Call trace: [ 1330.551375][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.551430][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1330.551454][ T32] r4:00000000 [ 1330.551473][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.551512][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.551540][ T32] 1d20: b0448000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.551569][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.551607][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.551637][ T32] r5:800f0013 r4:80239bb0 [ 1330.551668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.551784][ T32] r4:82ac21e4 [ 1330.551808][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.551907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.551960][ T32] r4:e0171dc0 ** 1 printk messages dropped ** [ 1330.552028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 15 printk messages dropped ** [ 1330.552761][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.553029][ T32] INFO: task kworker/1:400:4128 blocked for more than 457 seconds. ** 15 printk messages dropped ** [ 1330.553726][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.554072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1330.554590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.555497][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 10 printk messages dropped ** [ 1330.556075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 18 printk messages dropped ** [ 1330.556980][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1330.582183][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1330.583345][ T32] r10:61c88647 r9:84bf4800 r8:85078aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1330.584622][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 11 printk messages dropped ** [ 1330.585212][ T32] r4:e0171dc0 [ 1330.585272][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.585318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.585352][ T32] r4:00000000 [ 1330.585375][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.585431][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.585458][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.585502][ T32] r5:00001000 r4:e0027000 [ 1330.585607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.585653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.585697][ T32] r5:84b0438c r4:84b04000 [ 1330.585729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.585808][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.585834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.585908][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.585935][ T32] r4:849f2f80 [ 1330.586019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.586073][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.586096][ T32] r4:00000001 [ 1330.586136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.586208][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.586266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.586325][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.586382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.586440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.586523][ T32] r4:842ee080 [ 1330.586626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.586657][ T32] INFO: task kworker/1:402:4132 blocked for more than 457 seconds. [ 1330.586689][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.586714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.586735][ T32] task:kworker/1:402 state:D stack:0 pid:4132 tgid:4132 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1330.605923][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1330.606523][ T32] r7:ddde2d80 r6:83018200 r5:850f5b8c r4:85078b80 ** 12 printk messages dropped ** [ 1330.607065][ T32] r4:85079e00 ** 10 printk messages dropped ** [ 1330.621270][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 21 printk messages dropped ** [ 1330.622132][ T32] r4:849f2f80 ** 8 printk messages dropped ** [ 1330.622570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1330.623500][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1330.624466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1330.625291][ T32] Call trace: ** 8 printk messages dropped ** [ 1330.625698][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1330.626276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1330.627093][ T32] INFO: task kworker/1:404:4136 blocked for more than 457 seconds. ** 16 printk messages dropped ** [ 1330.638570][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.638618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8540 [ 1330.638710][ T32] r4:00000000 [ 1330.638735][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.638799][ T32] r9:83018205 r8:84bf9800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1330.638824][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.638870][ T32] r5:00001000 r4:e0867000 [ 1330.638891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.638932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.638982][ T32] r5:850f5f8c r4:850f5c00 [ 1330.639003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.639051][ T32] r7:ddde2d80 r6:83018200 r5:850f5f8c r4:85078d80 [ 1330.639072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.639118][ T32] r10:61c88647 r9:84bf9800 r8:85078dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.639141][ T32] r4:85078d80 [ 1330.639172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.639223][ T32] r10:00000000 r9:85078d80 r8:80287e08 r7:eaac5e60 r6:85078e00 r5:84bf9800 [ 1330.639273][ T32] r4:00000001 [ 1330.639297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.639336][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) [ 1330.639364][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.639458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.639551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.639599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.639664][ T32] r4:850e8380 [ 1330.639993][ T32] INFO: task kworker/1:404:4136 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1330.640069][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.640215][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.640346][ T32] Call trace: [ 1330.640377][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1330.640795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 18 printk messages dropped ** [ 1330.641445][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.641772][ T32] INFO: task kworker/1:405:4138 blocked for more than 457 seconds. ** 16 printk messages dropped ** [ 1330.642736][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1330.643482][ T32] r10:61c88647 r9:84bf8c00 r8:85078eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1330.644502][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 20 printk messages dropped ** [ 1330.645444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1330.646253][ T32] task:kworker/1:406 state:D stack:0 pid:4140 tgid:4140 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1330.646615][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.646654][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.646697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 1330.646753][ T32] r4:00000000 [ 1330.646788][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.646831][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.646887][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.646935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8180 [ 1330.646968][ T32] r4:00000000 [ 1330.646988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.647033][ T32] r9:83018205 r8:84bfbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.647057][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.647099][ T32] r5:00001000 r4:e0871000 [ 1330.647118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.647156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.647197][ T32] r5:850f638c r4:850f6000 [ 1330.647217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.647262][ T32] r7:ddde2d80 r6:83018200 r5:850f638c r4:85078f80 [ 1330.647282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.674077][ T32] r10:61c88647 r9:84bfbc00 r8:85078fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.674143][ T32] r4:85078f80 [ 1330.674169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.674517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1330.675750][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1330.676264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.676588][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.676648][ T32] r4:849f2f80 [ 1330.676724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.676805][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.676832][ T32] r4:00000001 [ 1330.676854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.676890][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.676918][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.689778][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.690366][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.690861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1330.692011][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1330.693436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1330.694847][ T32] r4:842ee080 ** 9 printk messages dropped ** [ 1330.695666][ T32] r4:850d0c00 ** 9 printk messages dropped ** [ 1330.696230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065a80 ** 12 printk messages dropped ** [ 1330.696923][ T32] r4:842e9c00 ** 8 printk messages dropped ** [ 1330.720190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.721285][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1330.721345][ T32] 1d20: b1bb2000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1330.721378][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1330.721403][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.721427][ T32] r5:800f0013 r4:80239bb0 [ 1330.721447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.721500][ T32] r4:82ac21e4 [ 1330.721549][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.721597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.721620][ T32] r4:e0171dc0 [ 1330.721640][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.721727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.721754][ T32] r4:00000000 [ 1330.721776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.721830][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.721880][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.721962][ T32] r5:00001000 r4:e0027000 [ 1330.722045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.722273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.722369][ T32] r5:84b0438c r4:84b04000 [ 1330.722416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.722522][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 8 printk messages dropped ** [ 1330.723233][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1330.724673][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1330.725616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1330.726666][ T32] r4:850e8d40 ** 9 printk messages dropped ** [ 1330.758746][ T32] 1d20: b1fcc000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 17 printk messages dropped ** [ 1330.760118][ T32] r5:84b0438c r4:84b04000 ** 9 printk messages dropped ** [ 1330.760866][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 12 printk messages dropped ** [ 1330.761762][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 15 printk messages dropped ** [ 1330.763102][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1330.764020][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1330.765647][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1330.766890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 18 printk messages dropped ** [ 1330.792242][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.792548][ T32] r4:842ee080 ** 2 printk messages dropped ** [ 1330.792693][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.792768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.792798][ T32] task:kworker/0:106 state:D stack:0 pid:4150 tgid:4150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.792864][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.792953][ T32] Call trace: [ 1330.792990][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.793089][ T32] r10:8291a684 r9:eaad9d84 r8:00000002 r7:60000113 r6:eaad9d8c r5:850d3000 [ 1330.793116][ T32] r4:850d3000 [ 1330.793137][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.793244][ T32] r5:850d3000 r4:8291a680 [ 1330.793273][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.793316][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.793360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad9e08 [ 1330.793383][ T32] r4:00000000 [ 1330.793401][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.793436][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.793471][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.793525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85067600 [ 1330.793619][ T32] r4:00000000 [ 1330.793667][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.793724][ T32] r9:83018005 r8:850d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1330.793746][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.793906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1330.795021][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1330.796040][ T32] r5:84b0438c r4:84b04000 ** 10 printk messages dropped ** [ 1330.796423][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1330.818181][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1330.819192][ T32] r10:61c88647 r9:850d3c00 r8:842e9eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1330.820557][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.821117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 18 printk messages dropped ** [ 1330.821882][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.822257][ T32] INFO: task kworker/1:410:4154 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.822503][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.822547][ T32] Call trace: [ 1330.822692][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.822796][ T32] r10:8291a684 r9:eaafdd84 r8:00000002 r7:60000013 r6:eaafdd8c r5:850d4800 [ 1330.822839][ T32] r4:850d4800 [ 1330.822863][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.822913][ T32] r5:850d4800 r4:8291a680 [ 1330.822934][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.823009][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.823085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1330.823153][ T32] r4:00000000 [ 1330.823197][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.823265][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.823302][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.823344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850590c0 [ 1330.823368][ T32] r4:00000000 [ 1330.823388][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.823466][ T32] r9:83018205 r8:850d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1330.823494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.823539][ T32] r5:00001000 r4:e4923000 [ 1330.823560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.823650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.823748][ T32] r5:850f738c r4:850f7000 [ 1330.823775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.823827][ T32] r7:ddde2d80 r6:83018200 r5:850f738c r4:85044300 [ 1330.823848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.823895][ T32] r10:61c88647 r9:850d4800 r8:8504432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.823917][ T32] r4:85044300 [ 1330.823935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1330.824422][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 31 printk messages dropped ** [ 1330.826087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1330.827223][ T32] r5:850d5400 r4:8291a680 [ 1330.827244][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.827344][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.852616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 [ 1330.852739][ T32] r4:00000000 [ 1330.852795][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.852863][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.852906][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.852957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850592c0 ** 11 printk messages dropped ** [ 1330.853738][ T32] r10:61c88647 r9:850d5400 r8:850443ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1330.855163][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 20 printk messages dropped ** [ 1330.856402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.856704][ T32] r4:849f2f80 [ 1330.856750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.856804][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.856857][ T32] r4:00000001 [ 1330.856891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.856932][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1330.856963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.857047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.857103][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.857153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.857178][ T32] r4:842ee080 [ 1330.857201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.857230][ T32] INFO: task kworker/1:412:4159 blocked for more than 457 seconds. [ 1330.857381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.870017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.870063][ T32] task:kworker/1:412 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.871093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85059500 ** 9 printk messages dropped ** [ 1330.871477][ T32] r7:ddde2d80 r6:83018200 r5:850f7f8c r4:85044400 ** 11 printk messages dropped ** [ 1330.872032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1330.873301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 18 printk messages dropped ** [ 1330.874161][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1330.874752][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 15 printk messages dropped ** [ 1330.875589][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.875914][ T32] r5:8510038c r4:85100000 [ 1330.875937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.876023][ T32] r7:ddde2d80 r6:83018200 r5:8510038c r4:85044480 [ 1330.876059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.876110][ T32] r10:61c88647 r9:850d6c00 r8:850444ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.876139][ T32] r4:85044480 [ 1330.876159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.876294][ T32] r10:00000000 r9:85044480 r8:80287e08 r7:eab11e60 r6:8504f180 r5:850d6c00 [ 1330.876331][ T32] r4:00000001 [ 1330.876355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.876511][ T32] Exception stack(0xeab19fb0 to 0xeab19ff8) [ 1330.876543][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.876616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.876658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.876729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.876755][ T32] r4:850594c0 [ 1330.876921][ T32] INFO: task kworker/1:413:4161 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 9 printk messages dropped ** [ 1330.898157][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 23 printk messages dropped ** [ 1330.899156][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 20 printk messages dropped ** [ 1330.900122][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1330.900972][ T32] r5:84b97f8c r4:84b97c00 ** 3 printk messages dropped ** [ 1330.901124][ T32] r10:61c88647 r9:850d1800 r8:8504f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.901175][ T32] r4:8504f100 [ 1330.901197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.901272][ T32] r10:00000000 r9:8504f100 r8:80287e08 r7:eaad9e60 r6:8504f200 r5:850d1800 [ 1330.901297][ T32] r4:00000001 [ 1330.901316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.901352][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1330.901378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.901406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.901449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.902131][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1330.902989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 24 printk messages dropped ** [ 1330.904374][ T32] INFO: task kworker/1:414:4164 blocked for more than 457 seconds. ** 18 printk messages dropped ** [ 1330.905388][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.905740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.905784][ T32] r5:8510078c r4:85100400 [ 1330.905820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.905870][ T32] r7:ddde2d80 r6:83018200 r5:8510078c r4:85044500 [ 1330.905917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.905969][ T32] r10:61c88647 r9:84bfa400 r8:8504452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.906020][ T32] r4:85044500 [ 1330.906042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.906574][ T32] r4:85059580 ** 11 printk messages dropped ** [ 1330.932104][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 15 printk messages dropped ** [ 1330.932836][ T32] r5:84b0438c r4:84b04000 ** 12 printk messages dropped ** [ 1330.933377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1330.934152][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1330.934995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1330.935985][ T32] Call trace: ** 8 printk messages dropped ** [ 1330.936520][ T32] r5:800f0013 r4:80239bb0 [ 1330.936541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.936628][ T32] r4:82ac21e4 [ 1330.936696][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.936777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1330.936803][ T32] r4:e0171dc0 [ 1330.936850][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.936927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1330.936954][ T32] r4:00000000 [ 1330.936974][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.937047][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.937073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.937142][ T32] r5:00001000 r4:e0027000 [ 1330.937166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.937210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.937380][ T32] r5:84b0438c r4:84b04000 [ 1330.955535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.955663][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1330.955701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.955757][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.955810][ T32] r4:849f2f80 [ 1330.955836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.955890][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1330.955943][ T32] r4:00000001 [ 1330.955969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.956013][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 2 printk messages dropped ** [ 1330.956161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.956537][ T32] task:kworker/1:416 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.956659][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.956746][ T32] Call trace: [ 1330.956814][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.956886][ T32] r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000013 r6:eab2dd8c r5:84bf6c00 ** 10 printk messages dropped ** [ 1330.964090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850599c0 ** 10 printk messages dropped ** [ 1330.964680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1330.965835][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1330.966712][ T32] r4:e0171dc0 ** 11 printk messages dropped ** [ 1330.967265][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 14 printk messages dropped ** [ 1330.981323][ T32] INFO: task kworker/1:417:4170 blocked for more than 457 seconds. ** 16 printk messages dropped ** [ 1330.982330][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1330.983358][ T32] r4:85044800 ** 9 printk messages dropped ** [ 1330.983891][ T32] r4:85059a80 ** 9 printk messages dropped ** [ 1330.984735][ T32] 1d20: b3813000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 19 printk messages dropped ** [ 1330.985566][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 11 printk messages dropped ** [ 1330.986109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.986132][ T32] r4:842ee080 [ 1330.986201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.986243][ T32] INFO: task kworker/1:418:4171 blocked for more than 457 seconds. [ 1330.986323][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.986361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.986402][ T32] task:kworker/1:418 state:D stack:0 pid:4171 tgid:4171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.986451][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.986511][ T32] Call trace: [ 1330.986546][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.986594][ T32] r10:8291a684 r9:eab51d84 r8:00000002 r7:60000013 r6:eab51d8c r5:84bfec00 [ 1330.986645][ T32] r4:84bfec00 [ 1330.986668][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.986717][ T32] r5:84bfec00 r4:8291a680 [ 1330.986737][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.986810][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.986859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1330.986882][ T32] r4:00000000 [ 1330.986901][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1330.986973][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1331.008041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1331.009430][ T32] Call trace: ** 10 printk messages dropped ** [ 1331.009837][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1331.010223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1331.011158][ T32] task:kworker/0:109 state:D stack:0 pid:4174 tgid:4174 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1331.012257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1331.012851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1331.013892][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1331.014522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1331.015380][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1331.016094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850641c0 ** 13 printk messages dropped ** [ 1331.016734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1331.038007][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.038186][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.038287][ T32] Call trace: [ 1331.038323][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.038399][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.038455][ T32] r4:00000000 [ 1331.038481][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.038528][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.038610][ T32] 1d20: b3f3f000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.038646][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.038705][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.038735][ T32] r5:800f0013 r4:80239bb0 [ 1331.038758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.038844][ T32] r4:82ac21e4 [ 1331.038871][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.038958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.039007][ T32] r4:e0171dc0 [ 1331.039042][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.039206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.039262][ T32] r4:00000000 [ 1331.039308][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.039406][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.039506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.039600][ T32] r5:00001000 r4:e0027000 [ 1331.039647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.039769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.039940][ T32] r5:84b0438c r4:84b04000 [ 1331.039992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.040086][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 7 printk messages dropped ** [ 1331.040459][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 13 printk messages dropped ** [ 1331.041070][ T32] r10:8291a684 r9:eab71d84 r8:00000002 r7:60000113 r6:eab71d8c r5:85003000 ** 17 printk messages dropped ** [ 1331.042201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.042819][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.043653][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1331.045015][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 12 printk messages dropped ** [ 1331.045606][ T32] r4:842ee080 ** 11 printk messages dropped ** [ 1331.046066][ T32] r5:85000000 r4:8291a680 ** 12 printk messages dropped ** [ 1331.046684][ T32] r5:00001000 r4:eab7d000 ** 6 printk messages dropped ** [ 1331.047081][ T32] r10:61c88647 r9:85000000 r8:85044cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1331.047269][ T32] r10:00000000 r9:85044c80 r8:80287e08 r7:eab71e60 r6:85044d00 r5:85000000 [ 1331.047379][ T32] r4:00000001 [ 1331.073572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.073681][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 1331.073726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.073756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.073842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.073881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.073905][ T32] r4:85064180 [ 1331.074397][ T32] INFO: task kworker/1:421:4179 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.074443][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.074515][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.074665][ T32] Call trace: [ 1331.074708][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.074766][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.074829][ T32] r4:00000000 [ 1331.074853][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.074897][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.074975][ T32] 1d20: b434c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.075073][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.075149][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.075225][ T32] r5:800f0013 r4:80239bb0 [ 1331.075315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.075412][ T32] r4:82ac21e4 [ 1331.075452][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1331.076763][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 18 printk messages dropped ** [ 1331.085616][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 17 printk messages dropped ** [ 1331.086821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.087421][ T32] r10:61c88647 r9:85003c00 r8:85044dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1331.096286][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1331.097095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 20 printk messages dropped ** [ 1331.112568][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 10 printk messages dropped ** [ 1331.113085][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1331.114262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1331.114694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.114811][ T32] r5:8510278c r4:85102400 [ 1331.114844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.114897][ T32] r7:ddde2d80 r6:83018200 r5:8510278c r4:85044e80 [ 1331.114918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.115058][ T32] r10:61c88647 r9:85004800 r8:85044eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.115089][ T32] r4:85044e80 [ 1331.115109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.115156][ T32] r10:00000000 r9:85044e80 r8:80287e08 r7:eab71e60 r6:85044f00 r5:85004800 [ 1331.115179][ T32] r4:00000001 [ 1331.115223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.115410][ T32] Exception stack(0xeab81fb0 to 0xeab81ff8) [ 1331.115441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.115510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.115542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.115571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.115609][ T32] r4:85064bc0 [ 1331.116043][ T32] INFO: task kworker/1:423:4185 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.116078][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1331.116321][ T32] Call trace: ** 8 printk messages dropped ** [ 1331.116930][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1331.138669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1331.140868][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1331.141673][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1331.142513][ T32] r10:61c88647 r9:85002400 r8:85044fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1331.144434][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 19 printk messages dropped ** [ 1331.145674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1331.171019][ T32] INFO: task kworker/1:425:4190 blocked for more than 457 seconds. ** 17 printk messages dropped ** [ 1331.172812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85064c80 ** 15 printk messages dropped ** [ 1331.175865][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1331.195458][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1331.196231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.196257][ T32] r4:e0171dc0 [ 1331.196346][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.196396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.196453][ T32] r4:00000000 [ 1331.196476][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.196576][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.196605][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.196651][ T32] r5:00001000 r4:e0027000 [ 1331.196707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.196775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.196821][ T32] r5:84b0438c r4:84b04000 [ 1331.196841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.196924][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.196997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.197049][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.197073][ T32] r4:849f2f80 [ 1331.197118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.197247][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.197387][ T32] r4:00000001 [ 1331.207957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.208028][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.208060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.208089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.208115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.208145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.208168][ T32] r4:842ee080 [ 1331.208190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.208220][ T32] INFO: task kworker/1:426:4193 blocked for more than 457 seconds. [ 1331.208286][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.208317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.208339][ T32] task:kworker/1:426 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.208427][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.208478][ T32] Call trace: [ 1331.208509][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.208561][ T32] r10:8291a684 r9:e89ddd84 r8:00000002 r7:60000013 r6:e89ddd8c r5:85006c00 [ 1331.208584][ T32] r4:85006c00 [ 1331.208603][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1331.209278][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1331.209832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1331.211156][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1331.213566][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 14 printk messages dropped ** [ 1331.214525][ T32] INFO: task kworker/1:427:4196 blocked for more than 457 seconds. ** 17 printk messages dropped ** [ 1331.215478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8780 ** 12 printk messages dropped ** [ 1331.216155][ T32] r4:8507a280 ** 9 printk messages dropped ** [ 1331.216693][ T32] r4:85058080 ** 8 printk messages dropped ** [ 1331.248393][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.248425][ T32] 1d20: b5453000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.248454][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.248518][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.248694][ T32] r5:800f0013 r4:80239bb0 [ 1331.248970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.249031][ T32] r4:82ac21e4 [ 1331.249054][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.249128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.249155][ T32] r4:e0171dc0 [ 1331.249174][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.249285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.249321][ T32] r4:00000000 [ 1331.249343][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.249394][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.249417][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.249463][ T32] r5:00001000 r4:e0027000 [ 1331.249484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.249559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.249608][ T32] r5:84b0438c r4:84b04000 [ 1331.249629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.250439][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1331.252022][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.252580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.253029][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1331.254220][ T32] Call trace: ** 10 printk messages dropped ** [ 1331.254848][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1331.255427][ T32] r5:84b0438c r4:84b04000 ** 10 printk messages dropped ** [ 1331.256280][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.256650][ T32] task:kworker/1:429 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.256702][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.256802][ T32] Call trace: [ 1331.256832][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.256880][ T32] r10:8291a684 r9:eaa05d84 r8:00000002 r7:60000113 r6:eaa05d8c r5:85130c00 [ 1331.256903][ T32] r4:85130c00 [ 1331.256957][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.257004][ T32] r5:85130c00 r4:8291a680 [ 1331.257028][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.257067][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.257233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 [ 1331.257420][ T32] r4:00000000 [ 1331.279862][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.279948][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.279993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.280144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850582c0 ** 6 printk messages dropped ** [ 1331.280843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.281379][ T32] r10:00000000 r9:8507a480 r8:80287e08 r7:eaba1e60 r6:8507a500 r5:85130c00 ** 20 printk messages dropped ** [ 1331.283467][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1331.284409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1331.285099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.285129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.285156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.285191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.285295][ T32] r4:842ee080 [ 1331.285320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.285349][ T32] INFO: task kworker/1:430:4200 blocked for more than 457 seconds. [ 1331.285380][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.285405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.285426][ T32] task:kworker/1:430 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.285509][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.285683][ T32] r4:85132400 ** 8 printk messages dropped ** [ 1331.286427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1331.286861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1331.314671][ T32] r4:85058280 ** 9 printk messages dropped ** [ 1331.348326][ T32] 1d20: b5dc5000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 19 printk messages dropped ** [ 1331.351892][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 12 printk messages dropped ** [ 1331.352927][ T32] r4:842ee080 ** 11 printk messages dropped ** [ 1331.353769][ T32] r5:85131800 r4:8291a680 ** 8 printk messages dropped ** [ 1331.354222][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.354412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1331.355713][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1331.390761][ T32] r5:84b0438c r4:84b04000 ** 4 printk messages dropped ** [ 1331.391112][ T32] r4:849f2f80 [ 1331.391137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.391188][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.391216][ T32] r4:00000001 [ 1331.391264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.391312][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.391344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.391373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.391438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.391774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.391803][ T32] r4:842ee080 [ 1331.391826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.391866][ T32] INFO: task kworker/0:110:4204 blocked for more than 457 seconds. [ 1331.391899][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.391924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.392005][ T32] task:kworker/0:110 state:D stack:0 pid:4204 tgid:4204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.392344][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.392389][ T32] Call trace: [ 1331.392461][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.392560][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000113 r6:eaba5d8c r5:849a2400 [ 1331.392677][ T32] r4:849a2400 [ 1331.392790][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1331.393583][ T32] r9:83018005 r8:849a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 ** 6 printk messages dropped ** [ 1331.393980][ T32] r7:dddced80 r6:83018000 r5:851a478c r4:8504f300 ** 12 printk messages dropped ** [ 1331.394623][ T32] r4:85067300 ** 9 printk messages dropped ** [ 1331.396154][ T32] 1d20: b6566000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 12 printk messages dropped ** [ 1331.396868][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.396946][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.396995][ T32] r5:00001000 r4:e0027000 [ 1331.397016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.397055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.397097][ T32] r5:84b0438c r4:84b04000 [ 1331.397116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.397161][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.397181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.397374][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.409759][ T32] r4:849f2f80 [ 1331.409796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.409862][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.409912][ T32] r4:00000001 [ 1331.409944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.409987][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.410017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.410082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.410114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.410145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.410219][ T32] r4:842ee080 [ 1331.410297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.410327][ T32] INFO: task kworker/0:111:4205 blocked for more than 457 seconds. [ 1331.410357][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.410387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.410411][ T32] task:kworker/0:111 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.410487][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.410917][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.411483][ T32] r5:848fdb8c r4:848fd800 ** 3 printk messages dropped ** [ 1331.411649][ T32] r10:61c88647 r9:849a0000 r8:8504f42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1331.412736][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.413427][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1331.413827][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1331.414403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.415341][ T32] r5:849a1800 r4:8291a680 ** 10 printk messages dropped ** [ 1331.415897][ T32] r9:83018205 r8:849a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 11 printk messages dropped ** [ 1331.416439][ T32] r10:00000000 r9:8507a780 r8:80287e08 r7:eabb1e60 r6:8504f500 r5:849a1800 ** 14 printk messages dropped ** [ 1331.434232][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.434434][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.434464][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.434489][ T32] r5:800f0013 r4:80239bb0 [ 1331.434534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.434609][ T32] r4:82ac21e4 [ 1331.434632][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.434676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.434703][ T32] r4:e0171dc0 [ 1331.434722][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.434819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.434880][ T32] r4:00000000 [ 1331.434904][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.434962][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.434985][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.435030][ T32] r5:00001000 r4:e0027000 [ 1331.435050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.435089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.435131][ T32] r5:84b0438c r4:84b04000 [ 1331.435151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.435230][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.435255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.435302][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.435353][ T32] r4:849f2f80 [ 1331.435376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.435422][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.435446][ T32] r4:00000001 [ 1331.435464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.435499][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.435536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.435595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.435953][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1331.436720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85168440 ** 3 printk messages dropped ** [ 1331.436865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.436906][ T32] r5:00001000 r4:eaa07000 [ 1331.436925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.437002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.437079][ T32] r5:848fd78c r4:848fd400 [ 1331.437101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.437177][ T32] r7:dddced80 r6:83018000 r5:848fd78c r4:8504f580 [ 1331.437201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.437248][ T32] r10:61c88647 r9:849a3000 r8:8504f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.437271][ T32] r4:8504f580 [ 1331.437332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.449487][ T32] r10:00000000 r9:8504f580 r8:80287e08 r7:eaba5e60 r6:8504f600 r5:849a3000 [ 1331.449529][ T32] r4:00000001 [ 1331.449551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.449635][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 1331.449668][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.449879][ T32] r4:85067840 ** 6 printk messages dropped ** [ 1331.450582][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1331.451007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 17 printk messages dropped ** [ 1331.451661][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 13 printk messages dropped ** [ 1331.452152][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.452798][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.453330][ T32] r5:8510938c r4:85109000 ** 4 printk messages dropped ** [ 1331.453551][ T32] r4:8507a800 ** 9 printk messages dropped ** [ 1331.453974][ T32] r4:85058a40 ** 9 printk messages dropped ** [ 1331.454576][ T32] 1d20: b7064000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 16 printk messages dropped ** [ 1331.455483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1331.456240][ T32] INFO: task kworker/1:434:4214 blocked for more than 457 seconds. ** 12 printk messages dropped ** [ 1331.456873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 [ 1331.456898][ T32] r4:00000000 [ 1331.456945][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.456984][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.457019][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.457060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85058c40 [ 1331.457081][ T32] r4:00000000 [ 1331.457100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.457180][ T32] r9:83018205 r8:849a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1331.457205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.457247][ T32] r5:00001000 r4:e4967000 [ 1331.457266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.457378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.477659][ T32] r5:8510978c r4:85109400 [ 1331.477713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.477782][ T32] r7:ddde2d80 r6:83018200 r5:8510978c r4:8507a880 [ 1331.477804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.477896][ T32] r10:61c88647 r9:849a3c00 r8:8507a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.477924][ T32] r4:8507a880 [ 1331.477961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.478014][ T32] r10:00000000 r9:8507a880 r8:80287e08 r7:eabc5e60 r6:8504f700 r5:849a3c00 [ 1331.478037][ T32] r4:00000001 [ 1331.478057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.478094][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1331.478122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.478151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.478181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.478211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.478233][ T32] r4:85058b00 [ 1331.478579][ T32] INFO: task kworker/1:434:4214 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.478613][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.478707][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.478797][ T32] Call trace: [ 1331.478888][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.479037][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 3 printk messages dropped ** [ 1331.479238][ T32] 1d20: b7630000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 21 printk messages dropped ** [ 1331.480201][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1331.480773][ T32] INFO: task kworker/1:435:4216 blocked for more than 457 seconds. ** 12 printk messages dropped ** [ 1331.481406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 ** 12 printk messages dropped ** [ 1331.481960][ T32] r5:85109b8c r4:85109800 [ 1331.481979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.482027][ T32] r7:ddde2d80 r6:83018200 r5:85109b8c r4:8507a900 [ 1331.482080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.482132][ T32] r10:61c88647 r9:849a4800 r8:8507a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.482155][ T32] r4:8507a900 [ 1331.482232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.482280][ T32] r10:00000000 r9:8507a900 r8:80287e08 r7:eabcde60 r6:8504f780 r5:849a4800 [ 1331.482333][ T32] r4:00000001 [ 1331.482376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.482416][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) [ 1331.482443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.482471][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.482529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.482561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.482584][ T32] r4:85058c80 [ 1331.482819][ T32] INFO: task kworker/1:435:4216 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.482859][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.482917][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.483001][ T32] Call trace: [ 1331.483068][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.483163][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.483220][ T32] r4:00000000 [ 1331.483250][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.483293][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.483322][ T32] 1d20: b7630000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.483366][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.483395][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.483441][ T32] r5:800f0013 r4:80239bb0 [ 1331.483466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.483531][ T32] r4:82ac21e4 [ 1331.483557][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1331.483874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1331.484639][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1331.485464][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.485974][ T32] r5:85109f8c r4:85109c00 ** 1 printk messages dropped ** [ 1331.486103][ T32] r7:ddde2d80 r6:83018200 r5:85109f8c r4:8507a980 ** 12 printk messages dropped ** [ 1331.486689][ T32] r4:85058d80 ** 6 printk messages dropped ** [ 1331.487255][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.518189][ T32] r4:e0171dc0 ** 11 printk messages dropped ** [ 1331.518717][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 12 printk messages dropped ** [ 1331.519297][ T32] r4:842ee080 ** 2 printk messages dropped ** [ 1331.519395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.519419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.519441][ T32] task:kworker/1:437 state:D stack:0 pid:4220 tgid:4220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.519558][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.519678][ T32] Call trace: [ 1331.519713][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.519792][ T32] r10:8291a684 r9:eabe5d84 r8:00000002 r7:60000113 r6:eabe5d8c r5:851a8000 [ 1331.519820][ T32] r4:851a8000 [ 1331.519869][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.519985][ T32] r5:851a8000 r4:8291a680 [ 1331.520009][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.520050][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.520150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 1331.520206][ T32] r4:00000000 [ 1331.520228][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.520265][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.520299][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.520339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85064800 [ 1331.520362][ T32] r4:00000000 [ 1331.520409][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.520457][ T32] r9:83018205 r8:851a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1331.520478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.520520][ T32] r5:00001000 r4:e89af000 [ 1331.520569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.520611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.520653][ T32] r5:8510a38c r4:8510a000 [ 1331.520672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.520746][ T32] r7:ddde2d80 r6:83018200 r5:8510a38c r4:8507aa00 [ 1331.520770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.520846][ T32] r10:61c88647 r9:851a8000 r8:8507aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.520873][ T32] r4:8507aa00 [ 1331.520892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1331.521094][ T32] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 1331.521121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.521151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.521207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.521240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.521262][ T32] r4:85064f40 [ 1331.521649][ T32] INFO: task kworker/1:437:4220 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.521714][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.521775][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.521841][ T32] Call trace: [ 1331.521970][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.522026][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.522049][ T32] r4:00000000 [ 1331.522086][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.522144][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.522172][ T32] 1d20: b82f5000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 6 printk messages dropped ** [ 1331.522507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 7 printk messages dropped ** [ 1331.523143][ T32] r5:00001000 r4:e0027000 ** 5 printk messages dropped ** [ 1331.523450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.523881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.524199][ T32] Call trace: ** 3 printk messages dropped ** [ 1331.524364][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1331.524801][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.525108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.525153][ T32] r5:8510ab8c r4:8510a800 ** 1 printk messages dropped ** [ 1331.525219][ T32] r7:ddde2d80 r6:83018200 r5:8510ab8c r4:8507aa80 ** 2 printk messages dropped ** [ 1331.525308][ T32] r4:8507aa80 ** 2 printk messages dropped ** [ 1331.525452][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.525593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.526136][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1331.526582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 9 printk messages dropped ** [ 1331.527002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.527234][ T32] r4:849f2f80 [ 1331.527337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.547836][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.547879][ T32] r4:00000001 [ 1331.547902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.547962][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.547992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.548021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.548047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.548076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.548123][ T32] r4:842ee080 [ 1331.548172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.548205][ T32] INFO: task kworker/1:439:4223 blocked for more than 458 seconds. [ 1331.548237][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.548261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.548282][ T32] task:kworker/1:439 state:D stack:0 pid:4223 tgid:4223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.548340][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.548414][ T32] Call trace: [ 1331.548446][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.548497][ T32] r10:8291a684 r9:eabf1d84 r8:00000002 r7:60000013 r6:eabf1d8c r5:851aa400 [ 1331.548520][ T32] r4:851aa400 [ 1331.548569][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.548648][ T32] r5:851aa400 r4:8291a680 [ 1331.548672][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.548714][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.548756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 [ 1331.548777][ T32] r4:00000000 [ 1331.548822][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.548862][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.548950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.548997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065100 [ 1331.549056][ T32] r4:00000000 [ 1331.549079][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.549151][ T32] r9:83018205 r8:851aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1331.549177][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.549219][ T32] r5:00001000 r4:e89b7000 [ 1331.549252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.549349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.549397][ T32] r5:8510a78c r4:8510a400 [ 1331.549417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.549493][ T32] r7:ddde2d80 r6:83018200 r5:8510a78c r4:8507ab00 [ 1331.549517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.549564][ T32] r10:61c88647 r9:851aa400 r8:8507ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.549586][ T32] r4:8507ab00 [ 1331.549605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1331.549672][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.549848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.550412][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.550861][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 9 printk messages dropped ** [ 1331.551178][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.551479][ T32] r5:84b0438c r4:84b04000 ** 4 printk messages dropped ** [ 1331.551633][ T32] r4:849f2f80 ** 2 printk messages dropped ** [ 1331.551748][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.552007][ T32] r4:842ee080 ** 4 printk messages dropped ** [ 1331.552154][ T32] task:kworker/1:440 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1331.552735][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1331.553305][ T32] r5:8510af8c r4:8510ac00 ** 3 printk messages dropped ** [ 1331.553508][ T32] r10:61c88647 r9:851abc00 r8:8507abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.553761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.554261][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.554471][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1331.554879][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.555178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.555567][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.555709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.555914][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.556382][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.556495][ T32] r4:00000000 [ 1331.556547][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.556632][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.556669][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.556710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef340 [ 1331.556732][ T32] r4:00000000 [ 1331.556752][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.556796][ T32] r9:83018205 r8:851a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1331.556817][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.556887][ T32] r5:00001000 r4:e89e9000 [ 1331.556910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.556957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.557000][ T32] r5:8510b38c r4:8510b000 [ 1331.557019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.557064][ T32] r7:ddde2d80 r6:83018200 r5:8510b38c r4:8507ac00 [ 1331.557085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.557219][ T32] r10:61c88647 r9:851a9800 r8:8507ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.557251][ T32] r4:8507ac00 [ 1331.557318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.579790][ T32] r10:00000000 r9:8507ac00 r8:80287e08 r7:eabf9e60 r6:8504fa80 r5:851a9800 [ 1331.579833][ T32] r4:00000001 [ 1331.579856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.579963][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 1331.580025][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.580059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.580085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.580144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.580170][ T32] r4:850ef140 [ 1331.580535][ T32] INFO: task kworker/1:441:4227 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.580611][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.580712][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.580791][ T32] Call trace: [ 1331.580855][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.580911][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.580976][ T32] r4:00000000 [ 1331.581008][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.581057][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.581089][ T32] 1d20: b8d37000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.581119][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.581144][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.581168][ T32] r5:800f0013 r4:80239bb0 [ 1331.581188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.581230][ T32] r4:82ac21e4 [ 1331.581250][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.581292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.581329][ T32] r4:e0171dc0 [ 1331.581352][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.581395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.581418][ T32] r4:00000000 [ 1331.581463][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.581544][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.581570][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.581612][ T32] r5:00001000 r4:e0027000 [ 1331.581660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.581708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.581751][ T32] r5:84b0438c r4:84b04000 [ 1331.581796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.581847][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.581889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.581976][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.582002][ T32] r4:849f2f80 [ 1331.582022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.582069][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.582091][ T32] r4:00000001 [ 1331.582109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.582173][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.582231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.582262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.582289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.582347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.582372][ T32] r4:842ee080 [ 1331.582393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.582451][ T32] INFO: task kworker/1:442:4229 blocked for more than 458 seconds. [ 1331.582484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.582508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.582560][ T32] task:kworker/1:442 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.582623][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.582712][ T32] Call trace: ** 1 printk messages dropped ** [ 1331.582853][ T32] r10:8291a684 r9:eac01d84 r8:00000002 r7:60000113 r6:eac01d8c r5:851ac800 ** 8 printk messages dropped ** [ 1331.583242][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.583612][ T32] r5:8510b78c r4:8510b400 ** 1 printk messages dropped ** [ 1331.583682][ T32] r7:ddde2d80 r6:83018200 r5:8510b78c r4:8507ac80 ** 4 printk messages dropped ** [ 1331.583884][ T32] r10:00000000 r9:8507ac80 r8:80287e08 r7:eabfde60 r6:8504fb00 r5:851ac800 ** 7 printk messages dropped ** [ 1331.584199][ T32] r4:850ef300 ** 5 printk messages dropped ** [ 1331.584760][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1331.585137][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.585342][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.585410][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.585431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.585472][ T32] r5:00001000 r4:e0027000 [ 1331.585493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.585531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.585584][ T32] r5:84b0438c r4:84b04000 [ 1331.585607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.585692][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.585718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.585766][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.585788][ T32] r4:849f2f80 [ 1331.585838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.585888][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.585945][ T32] r4:00000001 [ 1331.585968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.586004][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.586030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.586058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.586083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.586111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.586132][ T32] r4:842ee080 [ 1331.586185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.586212][ T32] INFO: task kworker/1:443:4231 blocked for more than 458 seconds. [ 1331.586240][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.586263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.586283][ T32] task:kworker/1:443 state:D stack:0 pid:4231 tgid:4231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.586325][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.586403][ T32] Call trace: [ 1331.586461][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.586512][ T32] r10:8291a684 r9:eac05d84 r8:00000002 r7:60000013 r6:eac05d8c r5:851ad400 ** 4 printk messages dropped ** [ 1331.586716][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.587063][ T32] r9:83018205 r8:851ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 ** 4 printk messages dropped ** [ 1331.604204][ T32] r5:8510bb8c r4:8510b800 [ 1331.604295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.604495][ T32] r4:8507ad00 ** 5 printk messages dropped ** [ 1331.604740][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.605367][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.605673][ T32] 1d20: b91c4000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 7 printk messages dropped ** [ 1331.606067][ T32] r4:e0171dc0 ** 4 printk messages dropped ** [ 1331.606287][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 3 printk messages dropped ** [ 1331.606441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.606511][ T32] r5:84b0438c r4:84b04000 [ 1331.606556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.606606][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.606629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.606676][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.606699][ T32] r4:849f2f80 [ 1331.606719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.606765][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.606829][ T32] r4:00000001 [ 1331.606859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.606910][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.606967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.607040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.607070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.607100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.607122][ T32] r4:842ee080 [ 1331.607143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.607169][ T32] INFO: task kworker/0:113:4233 blocked for more than 458 seconds. [ 1331.607230][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.607258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.607337][ T32] task:kworker/0:113 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.620316][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.620379][ T32] Call trace: [ 1331.620412][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.620467][ T32] r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000113 r6:eabbdd8c r5:851ae000 [ 1331.620491][ T32] r4:851ae000 [ 1331.620538][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.620585][ T32] r5:851ae000 r4:8291a680 [ 1331.620610][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.620652][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.620693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 1331.620715][ T32] r4:00000000 [ 1331.620734][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.620768][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.620803][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.620888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef6c0 [ 1331.620914][ T32] r4:00000000 [ 1331.620934][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.621032][ T32] r9:83018005 r8:851ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1331.621057][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.621101][ T32] r5:00001000 r4:eaa27000 [ 1331.621121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.621231][ T32] r5:8510bf8c r4:8510bc00 [ 1331.621255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.621302][ T32] r7:dddced80 r6:83018000 r5:8510bf8c r4:8504fc00 ** 1 printk messages dropped ** [ 1331.621369][ T32] r10:61c88647 r9:851ae000 r8:8504fc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.621661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.622339][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1331.622643][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.622914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1331.623425][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.623849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.624211][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.624703][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.625131][ T32] r9:83018205 r8:851aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 ** 3 printk messages dropped ** [ 1331.625320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.625363][ T32] r5:850b478c r4:850b4400 [ 1331.625382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.625439][ T32] r7:ddde2d80 r6:83018200 r5:850b478c r4:8507ad80 [ 1331.625494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.625577][ T32] r10:61c88647 r9:851aec00 r8:8507adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.625604][ T32] r4:8507ad80 [ 1331.625623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.625669][ T32] r10:00000000 r9:8507ad80 r8:80287e08 r7:eac05e60 r6:8504fd00 r5:851aec00 [ 1331.625691][ T32] r4:00000001 [ 1331.625710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.625744][ T32] Exception stack(0xeac09fb0 to 0xeac09ff8) [ 1331.625829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.625861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.625917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.625966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.626033][ T32] r4:850ef200 [ 1331.626199][ T32] INFO: task kworker/1:444:4235 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.626230][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.626312][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.626398][ T32] Call trace: [ 1331.626433][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.626485][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.626509][ T32] r4:00000000 [ 1331.626562][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.626605][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.626662][ T32] 1d20: b982d000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.626697][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.626752][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.626811][ T32] r5:800f0013 r4:80239bb0 [ 1331.626880][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.626927][ T32] r4:82ac21e4 [ 1331.626955][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.627030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.627056][ T32] r4:e0171dc0 [ 1331.627091][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.627137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.627188][ T32] r4:00000000 [ 1331.627212][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.627259][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.627281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.647623][ T32] r5:00001000 r4:e0027000 [ 1331.647678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.647740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.647785][ T32] r5:84b0438c r4:84b04000 [ 1331.647806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.647854][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.647875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.647956][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.647984][ T32] r4:849f2f80 [ 1331.648004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.648053][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.648088][ T32] r4:00000001 [ 1331.648135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.648176][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.648205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.648271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.648301][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.648330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.648384][ T32] r4:842ee080 [ 1331.648436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.648475][ T32] INFO: task kworker/1:445:4236 blocked for more than 458 seconds. [ 1331.648506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.648531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.648575][ T32] task:kworker/1:445 state:D stack:0 pid:4236 tgid:4236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.648629][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.648673][ T32] Call trace: [ 1331.648769][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.648824][ T32] r10:8291a684 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:85134800 [ 1331.648880][ T32] r4:85134800 [ 1331.648934][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.648997][ T32] r5:85134800 r4:8291a680 [ 1331.649017][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.649058][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.649132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1331.649187][ T32] r4:00000000 [ 1331.649239][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.649305][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.649347][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.649394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef980 [ 1331.649419][ T32] r4:00000000 [ 1331.649468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.649520][ T32] r9:83018205 r8:85134800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1331.649542][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.649613][ T32] r5:00001000 r4:eaa2f000 [ 1331.649666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.649744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.649790][ T32] r5:850b438c r4:850b4000 [ 1331.649810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.649856][ T32] r7:ddde2d80 r6:83018200 r5:850b438c r4:8507ae00 [ 1331.649876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.649984][ T32] r10:61c88647 r9:85134800 r8:8507ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.650013][ T32] r4:8507ae00 [ 1331.650033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.650110][ T32] r10:00000000 r9:8507ae00 r8:80287e08 r7:eac09e60 r6:8507ae80 r5:85134800 [ 1331.650135][ T32] r4:00000001 [ 1331.650184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.650222][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1331.650250][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.650307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.650337][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.650366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.650411][ T32] r4:850ef880 [ 1331.650730][ T32] INFO: task kworker/1:445:4236 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.650789][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.650943][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.650988][ T32] Call trace: [ 1331.651017][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.651067][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.651090][ T32] r4:00000000 [ 1331.651109][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.651148][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.651176][ T32] 1d20: ba044000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.651204][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.651229][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.651282][ T32] r5:800f0013 r4:80239bb0 [ 1331.651306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.651377][ T32] r4:82ac21e4 [ 1331.651401][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.651444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.651467][ T32] r4:e0171dc0 [ 1331.651516][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.651593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.651651][ T32] r4:00000000 [ 1331.651673][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.651719][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.651739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.651809][ T32] r5:00001000 r4:e0027000 [ 1331.651832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.651873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.651915][ T32] r5:84b0438c r4:84b04000 [ 1331.651964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.652046][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.652071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.652119][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.652168][ T32] r4:849f2f80 [ 1331.652221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.652302][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.652332][ T32] r4:00000001 [ 1331.652381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.652420][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.652476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.652530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.652559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.652589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.652611][ T32] r4:842ee080 [ 1331.652633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.652685][ T32] INFO: task kworker/0:114:4238 blocked for more than 458 seconds. [ 1331.652733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.652788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.652813][ T32] task:kworker/0:114 state:D stack:0 pid:4238 tgid:4238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.652904][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.653025][ T32] Call trace: [ 1331.653080][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.653161][ T32] r10:8291a684 r9:eac0dd84 r8:00000002 r7:60000113 r6:eac0dd8c r5:85136000 [ 1331.653188][ T32] r4:85136000 [ 1331.653210][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.653253][ T32] r5:85136000 r4:8291a680 [ 1331.653301][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.653344][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.653388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 [ 1331.653410][ T32] r4:00000000 [ 1331.653428][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.653462][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.653525][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.653570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85168740 [ 1331.653592][ T32] r4:00000000 [ 1331.653611][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.653660][ T32] r9:83018005 r8:85136000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1331.653681][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.653723][ T32] r5:00001000 r4:eac2f000 [ 1331.653742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.653802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.653847][ T32] r5:851a438c r4:851a4000 [ 1331.653866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.653947][ T32] r7:dddced80 r6:83018000 r5:851a438c r4:8504fd80 [ 1331.654000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.654049][ T32] r10:61c88647 r9:85136000 r8:8504fdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.654101][ T32] r4:8504fd80 [ 1331.654124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.654199][ T32] r10:00000000 r9:8504fd80 r8:80287e08 r7:eaba5e60 r6:8507af00 r5:85136000 [ 1331.654225][ T32] r4:00000001 [ 1331.654244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.654279][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 1331.654306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.654334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.654359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.654387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.654432][ T32] r4:85168640 [ 1331.654593][ T32] INFO: task kworker/0:114:4238 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.654623][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.654737][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.654822][ T32] Call trace: [ 1331.654853][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.654905][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.654928][ T32] r4:00000000 [ 1331.654965][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.655019][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.655050][ T32] 1d20: ba044000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.655104][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.655132][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.655185][ T32] r5:800f0013 r4:80239bb0 [ 1331.655237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.655309][ T32] r4:82ac21e4 [ 1331.655333][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.655376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.655399][ T32] r4:e0171dc0 [ 1331.655417][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.655459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.655481][ T32] r4:00000000 [ 1331.655500][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.655544][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.655595][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.655642][ T32] r5:00001000 r4:e0027000 [ 1331.655689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.655732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.655804][ T32] r5:84b0438c r4:84b04000 [ 1331.655855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.655939][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.655965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.656012][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.656035][ T32] r4:849f2f80 [ 1331.656053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.656128][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.656176][ T32] r4:00000001 [ 1331.656227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.656267][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.656294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.656322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.656349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.656378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.656427][ T32] r4:842ee080 [ 1331.656451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.656503][ T32] INFO: task kworker/1:446:4241 blocked for more than 458 seconds. [ 1331.656534][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.656575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.656596][ T32] task:kworker/1:446 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.656684][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.656766][ T32] Call trace: [ 1331.656843][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.656919][ T32] r10:8291a684 r9:eac25d84 r8:00000002 r7:60000013 r6:eac25d8c r5:85133000 [ 1331.656962][ T32] r4:85133000 [ 1331.656985][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.657030][ T32] r5:85133000 r4:8291a680 [ 1331.657050][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.657130][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.657177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 ** 5 printk messages dropped ** [ 1331.679826][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.680156][ T32] r5:850b4b8c r4:850b4800 [ 1331.680176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.680222][ T32] r7:ddde2d80 r6:83018200 r5:850b4b8c r4:8507af80 ** 4 printk messages dropped ** [ 1331.680446][ T32] r10:00000000 r9:8507af80 r8:80287e08 r7:eac09e60 r6:85074000 r5:85133000 ** 9 printk messages dropped ** [ 1331.681218][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.681929][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.682143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 10 printk messages dropped ** [ 1331.682507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.682921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.683350][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.683634][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.684003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.684207][ T32] r7:ddde2d80 r6:83018200 r5:850b678c r4:85074080 ** 6 printk messages dropped ** [ 1331.684434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.684917][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.685221][ T32] 1d20: ba639000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 7 printk messages dropped ** [ 1331.685477][ T32] r4:e0171dc0 ** 2 printk messages dropped ** [ 1331.685560][ T32] r4:00000000 [ 1331.685578][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.685623][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.685644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.685685][ T32] r5:00001000 r4:e0027000 [ 1331.685741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.685786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.685840][ T32] r5:84b0438c r4:84b04000 [ 1331.685864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.685912][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.685932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.685978][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.686000][ T32] r4:849f2f80 [ 1331.686019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.686093][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.686121][ T32] r4:00000001 [ 1331.686140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.686176][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.686213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.686282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.686311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.686339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.686361][ T32] r4:842ee080 [ 1331.686410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.686438][ T32] INFO: task kworker/0:115:4246 blocked for more than 458 seconds. [ 1331.686465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.686515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.686567][ T32] task:kworker/0:115 state:D stack:0 pid:4246 tgid:4246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.686639][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.686716][ T32] Call trace: [ 1331.686746][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.686831][ T32] r10:8291a684 r9:eac41d84 r8:00000002 r7:60000113 r6:eac41d8c r5:85135400 [ 1331.686856][ T32] r4:85135400 [ 1331.686889][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.686972][ T32] r5:85135400 r4:8291a680 [ 1331.686995][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.687035][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.687076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1331.687127][ T32] r4:00000000 [ 1331.687149][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.687184][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.687218][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.687329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850478c0 [ 1331.687365][ T32] r4:00000000 [ 1331.687385][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.712108][ T32] r9:83018005 r8:85135400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1331.712161][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.712259][ T32] r5:00001000 r4:dfa31000 [ 1331.712285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.712356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.712431][ T32] r5:851a5b8c r4:851a5800 [ 1331.712485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.712565][ T32] r7:dddced80 r6:83018000 r5:851a5b8c r4:8504fe00 [ 1331.712624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.712765][ T32] r10:61c88647 r9:85135400 r8:8504fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.712800][ T32] r4:8504fe00 [ 1331.712822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.712903][ T32] r10:00000000 r9:8504fe00 r8:80287e08 r7:eaba5e60 r6:85074180 r5:85135400 [ 1331.712929][ T32] r4:00000001 [ 1331.712986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.713060][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 1331.713130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.713162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.713189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.713218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.713240][ T32] r4:85168840 [ 1331.713667][ T32] INFO: task kworker/0:115:4246 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.713708][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.713776][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.713843][ T32] Call trace: [ 1331.713936][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.713993][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.714016][ T32] r4:00000000 [ 1331.714035][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.714104][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.714170][ T32] 1d20: baef3000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.714203][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.714264][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.714314][ T32] r5:800f0013 r4:80239bb0 [ 1331.714389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.714434][ T32] r4:82ac21e4 [ 1331.714482][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1331.714635][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.715042][ T32] r5:84b0438c r4:84b04000 ** 4 printk messages dropped ** [ 1331.715317][ T32] r4:849f2f80 ** 4 printk messages dropped ** [ 1331.715528][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 7 printk messages dropped ** [ 1331.715937][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1331.716288][ T32] r4:85005400 ** 4 printk messages dropped ** [ 1331.716619][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 ** 9 printk messages dropped ** [ 1331.717157][ T32] r5:00001000 r4:eac4d000 ** 2 printk messages dropped ** [ 1331.724088][ T32] r5:851a4b8c r4:851a4800 ** 3 printk messages dropped ** [ 1331.724397][ T32] r10:61c88647 r9:85005400 r8:8504feac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.724775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.725387][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.725433][ T32] Call trace: [ 1331.725585][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.725670][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.725707][ T32] r4:00000000 [ 1331.725759][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.725829][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.725861][ T32] 1d20: baef3000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.725914][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.725942][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.725965][ T32] r5:800f0013 r4:80239bb0 [ 1331.725985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.726027][ T32] r4:82ac21e4 [ 1331.726047][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.726120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.726146][ T32] r4:e0171dc0 [ 1331.726166][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.726247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.726273][ T32] r4:00000000 [ 1331.726292][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.726339][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.726361][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.726402][ T32] r5:00001000 r4:e0027000 [ 1331.726455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.726530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.726576][ T32] r5:84b0438c r4:84b04000 [ 1331.726596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.726641][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.726663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.726715][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.726737][ T32] r4:849f2f80 [ 1331.726756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.726822][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.726878][ T32] r4:00000001 [ 1331.726900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.726936][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.726961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.726989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.727015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.727043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.727066][ T32] r4:842ee080 [ 1331.727086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.727142][ T32] INFO: task kworker/1:448:4248 blocked for more than 458 seconds. [ 1331.727176][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.727228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.727252][ T32] task:kworker/1:448 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.741255][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.741330][ T32] Call trace: [ 1331.741398][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.741457][ T32] r10:8291a684 r9:eac51d84 r8:00000002 r7:60000113 r6:eac51d8c r5:85138000 [ 1331.741481][ T32] r4:85138000 ** 3 printk messages dropped ** [ 1331.741669][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.742120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.742303][ T32] r5:850b4f8c r4:850b4c00 ** 3 printk messages dropped ** [ 1331.742477][ T32] r10:61c88647 r9:85138000 r8:850742ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.742907][ T32] r4:85067dc0 ** 4 printk messages dropped ** [ 1331.743576][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1331.743871][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 1331.744354][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 10 printk messages dropped ** [ 1331.744835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.745125][ T32] r4:842ee080 ** 4 printk messages dropped ** [ 1331.745346][ T32] task:kworker/0:117 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.745909][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.746153][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.746531][ T32] r5:850b538c r4:850b5000 ** 1 printk messages dropped ** [ 1331.746649][ T32] r7:dddced80 r6:83018000 r5:850b538c r4:8504ff00 ** 5 printk messages dropped ** [ 1331.746896][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.747240][ T32] r4:85168980 ** 2 printk messages dropped ** [ 1331.762390][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.762840][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 11 printk messages dropped ** [ 1331.763426][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 11 printk messages dropped ** [ 1331.764043][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.764069][ T32] r4:00000001 [ 1331.764114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.764154][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.764181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.764209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.764235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.764264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.764287][ T32] r4:842ee080 [ 1331.764309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.764346][ T32] INFO: task kworker/1:449:4252 blocked for more than 458 seconds. [ 1331.764407][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.764464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.764520][ T32] task:kworker/1:449 state:D stack:0 pid:4252 tgid:4252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.764582][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.764675][ T32] Call trace: [ 1331.764714][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.764808][ T32] r10:8291a684 r9:eac69d84 r8:00000002 r7:60000113 r6:eac69d8c r5:85138c00 [ 1331.764865][ T32] r4:85138c00 [ 1331.764916][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.764984][ T32] r5:85138c00 r4:8291a680 [ 1331.765006][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.765048][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.765090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1331.765147][ T32] r4:00000000 [ 1331.765169][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.765205][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.765276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.765349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504d640 [ 1331.765374][ T32] r4:00000000 [ 1331.765395][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.765474][ T32] r9:83018205 r8:85138c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1331.765527][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.765579][ T32] r5:00001000 r4:eac7b000 [ 1331.765601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.765670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.765723][ T32] r5:850b578c r4:850b5400 [ 1331.765743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.765847][ T32] r7:ddde2d80 r6:83018200 r5:850b578c r4:85074400 [ 1331.765903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.765987][ T32] r10:61c88647 r9:85138c00 r8:8507442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.766013][ T32] r4:85074400 [ 1331.766065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.766145][ T32] r10:00000000 r9:85074400 r8:80287e08 r7:eac2de60 r6:85074480 r5:85138c00 [ 1331.766205][ T32] r4:00000001 [ 1331.766228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.766296][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1331.766325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.766391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.766457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.766540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.766595][ T32] r4:8504d2c0 [ 1331.766986][ T32] INFO: task kworker/1:449:4252 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.767021][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.767106][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.767254][ T32] Call trace: [ 1331.783645][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.783734][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.783761][ T32] r4:00000000 [ 1331.783781][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.783852][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.783887][ T32] 1d20: bbdaf000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.783917][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.783979][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.784007][ T32] r5:800f0013 r4:80239bb0 [ 1331.784028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.784104][ T32] r4:82ac21e4 [ 1331.784156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.784230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.784287][ T32] r4:e0171dc0 [ 1331.784309][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1331.784408][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.784728][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1331.784990][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 10 printk messages dropped ** [ 1331.785542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1331.785892][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1331.786209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85168b80 ** 7 printk messages dropped ** [ 1331.786661][ T32] r5:851a4f8c r4:851a4c00 ** 3 printk messages dropped ** [ 1331.786880][ T32] r10:61c88647 r9:8513bc00 r8:8504ffac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.787181][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.792536][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1331.792907][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.793180][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.793265][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.793310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.793357][ T32] r5:00001000 r4:e0027000 [ 1331.793413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.793455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.793498][ T32] r5:84b0438c r4:84b04000 [ 1331.793518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.793564][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.793585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.793634][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.793657][ T32] r4:849f2f80 [ 1331.793676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.793729][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.793752][ T32] r4:00000001 [ 1331.793782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.793822][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.793847][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.793887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.793953][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.793984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.794006][ T32] r4:842ee080 [ 1331.794027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.794051][ T32] INFO: task kworker/0:119:4255 blocked for more than 458 seconds. [ 1331.794080][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.794103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.794124][ T32] task:kworker/0:119 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.794168][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.794209][ T32] Call trace: [ 1331.794286][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.794339][ T32] r10:8291a684 r9:eabf5d84 r8:00000002 r7:60000113 r6:eabf5d8c r5:851ab000 [ 1331.794398][ T32] r4:851ab000 [ 1331.794449][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.794495][ T32] r5:851ab000 r4:8291a680 [ 1331.794514][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.794553][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.794595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 [ 1331.794648][ T32] r4:00000000 [ 1331.794672][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.794712][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.794748][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.794838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85047700 [ 1331.794865][ T32] r4:00000000 [ 1331.794908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.794956][ T32] r9:83018005 r8:851ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f105000 [ 1331.794990][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.795065][ T32] r5:00001000 r4:ead1f000 [ 1331.795117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.795189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.795237][ T32] r5:851a538c r4:851a5000 [ 1331.795258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.795331][ T32] r7:dddced80 r6:83018000 r5:851a538c r4:84214e00 [ 1331.795384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.795434][ T32] r10:61c88647 r9:851ab000 r8:84214e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.795457][ T32] r4:84214e00 [ 1331.795557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.795605][ T32] r10:00000000 r9:84214e00 r8:80287e08 r7:eac41e60 r6:8505b000 r5:851ab000 [ 1331.795627][ T32] r4:00000001 [ 1331.795646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.795680][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1331.795713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.795742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.796110][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.796726][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.796914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1331.815809][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 5 printk messages dropped ** [ 1331.816096][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.816233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.816583][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.817030][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.829849][ T32] r5:00001000 r4:eac81000 ** 2 printk messages dropped ** [ 1331.829980][ T32] r5:850b5b8c r4:850b5800 ** 3 printk messages dropped ** [ 1331.830150][ T32] r10:61c88647 r9:849a6000 r8:850745ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.830558][ T32] r4:8504d540 ** 5 printk messages dropped ** [ 1331.831278][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 4 printk messages dropped ** [ 1331.831454][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.831508][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.831563][ T32] r5:800f0013 r4:80239bb0 [ 1331.831586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.831628][ T32] r4:82ac21e4 [ 1331.831649][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.831696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.831751][ T32] r4:e0171dc0 [ 1331.831774][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.831818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.831854][ T32] r4:00000000 [ 1331.831899][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.831965][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.832015][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.832084][ T32] r5:00001000 r4:e0027000 [ 1331.832107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.832149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.832223][ T32] r5:84b0438c r4:84b04000 [ 1331.832247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.832294][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.832315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.832400][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.832426][ T32] r4:849f2f80 [ 1331.832445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.832492][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.832515][ T32] r4:00000001 [ 1331.832563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.832602][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.832629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.832657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.832683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.832718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.832771][ T32] r4:842ee080 [ 1331.832823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.832852][ T32] INFO: task kworker/1:451:4261 blocked for more than 458 seconds. [ 1331.832881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.832905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.832925][ T32] task:kworker/1:451 state:D stack:0 pid:4261 tgid:4261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.832968][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.833039][ T32] Call trace: [ 1331.833099][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.833176][ T32] r10:8291a684 r9:eac91d84 r8:00000002 r7:60000013 r6:eac91d8c r5:849a0c00 [ 1331.833202][ T32] r4:849a0c00 [ 1331.833222][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.833268][ T32] r5:849a0c00 r4:8291a680 [ 1331.833320][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.833393][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.833439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 1331.833490][ T32] r4:00000000 [ 1331.833512][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.833548][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.833584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.833625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504d880 [ 1331.833652][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.833808][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.834043][ T32] r5:850b5f8c r4:850b5c00 ** 3 printk messages dropped ** [ 1331.834230][ T32] r10:61c88647 r9:849a0c00 r8:8507462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.834588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.835306][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.835603][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.835818][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.836096][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1331.836322][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1331.836788][ T32] INFO: task kworker/1:452:4262 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.837145][ T32] r4:849a6c00 ** 3 printk messages dropped ** [ 1331.837319][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.847770][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.848089][ T32] r10:61c88647 r9:849a6c00 r8:850746ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1331.848270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.848964][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.849357][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.849382][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.849446][ T32] r5:800f0013 r4:80239bb0 [ 1331.849498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.849572][ T32] r4:82ac21e4 [ 1331.849624][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.849670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.849703][ T32] r4:e0171dc0 [ 1331.849724][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.849768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.849791][ T32] r4:00000000 [ 1331.849810][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.849896][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.849955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.850001][ T32] r5:00001000 r4:e0027000 [ 1331.850021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.850066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.850110][ T32] r5:84b0438c r4:84b04000 [ 1331.850148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.850199][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.850221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.850285][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.850311][ T32] r4:849f2f80 [ 1331.850360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.850442][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.850468][ T32] r4:00000001 [ 1331.850487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.850523][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.850564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.850595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.850624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.850653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.850675][ T32] r4:842ee080 [ 1331.850701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.850727][ T32] INFO: task kworker/1:453:4265 blocked for more than 458 seconds. [ 1331.850756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.850795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.850883][ T32] task:kworker/1:453 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.850936][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.851011][ T32] Call trace: [ 1331.851073][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.851126][ T32] r10:8291a684 r9:eacadd84 r8:00000002 r7:60000113 r6:eacadd8c r5:84900c00 [ 1331.851151][ T32] r4:84900c00 [ 1331.851171][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.851214][ T32] r5:84900c00 r4:8291a680 [ 1331.851263][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.851308][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.851379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 [ 1331.851435][ T32] r4:00000000 [ 1331.851457][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.851493][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.851527][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.851568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504dbc0 [ 1331.851590][ T32] r4:00000000 [ 1331.851643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.851726][ T32] r9:83018205 r8:84900c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [ 1331.851752][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.851795][ T32] r5:00001000 r4:eaca1000 [ 1331.851841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.851912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.851959][ T32] r5:850b6b8c r4:850b6800 [ 1331.851979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.852024][ T32] r7:ddde2d80 r6:83018200 r5:850b6b8c r4:85074700 [ 1331.852073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.852124][ T32] r10:61c88647 r9:84900c00 r8:8507472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.852178][ T32] r4:85074700 [ 1331.852200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.852276][ T32] r10:00000000 r9:85074700 r8:80287e08 r7:eac2de60 r6:8505b200 r5:84900c00 [ 1331.852301][ T32] r4:00000001 [ 1331.852350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.852388][ T32] Exception stack(0xeacadfb0 to 0xeacadff8) [ 1331.852415][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.852474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.852504][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.852533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.852554][ T32] r4:8504da80 [ 1331.852745][ T32] INFO: task kworker/1:453:4265 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 7 printk messages dropped ** [ 1331.853143][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1331.853474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1331.854028][ T32] r5:84b0438c r4:84b04000 ** 5 printk messages dropped ** [ 1331.854242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.854611][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1331.854790][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.855067][ T32] r5:84902400 r4:8291a680 ** 4 printk messages dropped ** [ 1331.855224][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1331.855760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.855931][ T32] r10:61c88647 r9:84902400 r8:850747ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.856240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.856853][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1331.857208][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.889713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 3 printk messages dropped ** [ 1331.889837][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.889883][ T32] r5:00001000 r4:e0027000 [ 1331.889933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.889978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.890021][ T32] r5:84b0438c r4:84b04000 [ 1331.890040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.890122][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.890146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.890195][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.890245][ T32] r4:849f2f80 [ 1331.890289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.890340][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.890362][ T32] r4:00000001 [ 1331.890411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.890483][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.890539][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.890571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.890627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.890659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.890681][ T32] r4:842ee080 [ 1331.890710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.890749][ T32] INFO: task kworker/1:455:4270 blocked for more than 458 seconds. [ 1331.890830][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.890859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.890882][ T32] task:kworker/1:455 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.890971][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.891049][ T32] Call trace: [ 1331.891082][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.891163][ T32] r10:8291a684 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:84901800 [ 1331.891189][ T32] r4:84901800 [ 1331.891210][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.891253][ T32] r5:84901800 r4:8291a680 [ 1331.891274][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.891313][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.891354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1331.891379][ T32] r4:00000000 [ 1331.891399][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.891461][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.891499][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.891540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504dcc0 [ 1331.891593][ T32] r4:00000000 [ 1331.891645][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.891696][ T32] r9:83018205 r8:84901800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [ 1331.891754][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.891800][ T32] r5:00001000 r4:eacb3000 [ 1331.891821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.891859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.891947][ T32] r5:850b6f8c r4:850b6c00 [ 1331.891971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.892016][ T32] r7:ddde2d80 r6:83018200 r5:850b6f8c r4:85074800 [ 1331.892063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.892113][ T32] r10:61c88647 r9:84901800 r8:8507482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.892167][ T32] r4:85074800 [ 1331.892190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.892235][ T32] r10:00000000 r9:85074800 r8:80287e08 r7:eacc1e60 r6:8505b300 r5:84901800 [ 1331.892288][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1331.892422][ T32] Exception stack(0xeaccdfb0 to 0xeaccdff8) ** 4 printk messages dropped ** [ 1331.892606][ T32] r4:8504dd00 ** 4 printk messages dropped ** [ 1331.893283][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1331.893659][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1331.893983][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.894265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.894704][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.894983][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1331.895240][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.895631][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.895962][ T32] r9:83018205 r8:84903c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 ** 6 printk messages dropped ** [ 1331.896282][ T32] r7:ddde2d80 r6:83018200 r5:850b778c r4:85074880 ** 7 printk messages dropped ** [ 1331.896599][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) ** 2 printk messages dropped ** [ 1331.896718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.896995][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.897314][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.919888][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 2 printk messages dropped ** [ 1331.920002][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1331.920264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 2 printk messages dropped ** [ 1331.920378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 2 printk messages dropped ** [ 1331.920618][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.920644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.920691][ T32] r5:00001000 r4:e0027000 [ 1331.920717][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.920761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.920805][ T32] r5:84b0438c r4:84b04000 [ 1331.920825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.920871][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.920891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.920978][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.921004][ T32] r4:849f2f80 [ 1331.921024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.921072][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.921095][ T32] r4:00000001 [ 1331.921169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.921209][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.921236][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.921264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.921291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.921319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.921341][ T32] r4:842ee080 [ 1331.921394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.921426][ T32] INFO: task kworker/1:457:4273 blocked for more than 458 seconds. [ 1331.921458][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.921511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.921537][ T32] task:kworker/1:457 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.921604][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.921686][ T32] Call trace: [ 1331.921764][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.921817][ T32] r10:8291a684 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:8513b000 [ 1331.921840][ T32] r4:8513b000 [ 1331.921860][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.921902][ T32] r5:8513b000 r4:8291a680 [ 1331.921920][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.921970][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.922018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 1331.922040][ T32] r4:00000000 [ 1331.922089][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.922128][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.922163][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.922204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845b2880 [ 1331.922226][ T32] r4:00000000 [ 1331.922245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.922288][ T32] r9:83018205 r8:8513b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [ 1331.922309][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.922378][ T32] r5:00001000 r4:eacd9000 [ 1331.922402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.922443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.922516][ T32] r5:850b7b8c r4:850b7800 [ 1331.922538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.922585][ T32] r7:ddde2d80 r6:83018200 r5:850b7b8c r4:85074900 [ 1331.922606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.922651][ T32] r10:61c88647 r9:8513b000 r8:8507492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.922673][ T32] r4:85074900 [ 1331.922692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.922785][ T32] r10:00000000 r9:85074900 r8:80287e08 r7:eacd1e60 r6:85074980 r5:8513b000 [ 1331.922843][ T32] r4:00000001 [ 1331.922865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.922926][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 1331.922988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.923041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.923071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.923100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.923122][ T32] r4:845b2940 [ 1331.923477][ T32] INFO: task kworker/1:457:4273 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 4 printk messages dropped ** [ 1331.923822][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1331.924154][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.924360][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.924620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.925020][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1331.925385][ T32] INFO: task kworker/1:458:4275 blocked for more than 458 seconds. [ 1331.925413][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.925436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.925456][ T32] task:kworker/1:458 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.925530][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.925607][ T32] Call trace: [ 1331.925669][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.925727][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:8513c800 [ 1331.925750][ T32] r4:8513c800 [ 1331.925817][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.925894][ T32] r5:8513c800 r4:8291a680 [ 1331.925917][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.925969][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.926015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1331.926069][ T32] r4:00000000 [ 1331.926121][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.926160][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.926194][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.926236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d040 [ 1331.926257][ T32] r4:00000000 [ 1331.926278][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.926321][ T32] r9:83018205 r8:8513c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [ 1331.926342][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.926383][ T32] r5:00001000 r4:eace7000 [ 1331.926434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.926477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.926545][ T32] r5:850b7f8c r4:850b7c00 [ 1331.926598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.926647][ T32] r7:ddde2d80 r6:83018200 r5:850b7f8c r4:85074a00 [ 1331.926668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.926749][ T32] r10:61c88647 r9:8513c800 r8:85074a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.926821][ T32] r4:85074a00 [ 1331.926846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.926893][ T32] r10:00000000 r9:85074a00 r8:80287e08 r7:eac79e60 r6:85074a80 r5:8513c800 [ 1331.926962][ T32] r4:00000001 [ 1331.927025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.927121][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1331.927152][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.927183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.927210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.927308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.937814][ T32] r4:85168e40 [ 1331.938186][ T32] INFO: task kworker/1:458:4275 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.938222][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.938338][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.938459][ T32] Call trace: [ 1331.938495][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.938551][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.938606][ T32] r4:00000000 [ 1331.938630][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.938671][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.938706][ T32] 1d20: be112000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.938738][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.938763][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.938804][ T32] r5:800f0013 r4:80239bb0 [ 1331.938827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.938904][ T32] r4:82ac21e4 [ 1331.938931][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.938979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.939002][ T32] r4:e0171dc0 [ 1331.939021][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.939064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.939086][ T32] r4:00000000 [ 1331.939104][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.939183][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.939239][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.939315][ T32] r5:00001000 r4:e0027000 [ 1331.939365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.939410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.939491][ T32] r5:84b0438c r4:84b04000 [ 1331.939547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.939598][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.939649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.939705][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.939729][ T32] r4:849f2f80 [ 1331.939748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.939795][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.939857][ T32] r4:00000001 [ 1331.939881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.939919][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.939975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.940007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.940059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.940102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.940127][ T32] r4:842ee080 [ 1331.940147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.940173][ T32] INFO: task kworker/1:459:4276 blocked for more than 458 seconds. [ 1331.940204][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.940231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.940252][ T32] task:kworker/1:459 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.940372][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.940453][ T32] Call trace: [ 1331.940485][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.940533][ T32] r10:8291a684 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:8513d400 [ 1331.940556][ T32] r4:8513d400 [ 1331.940607][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.940653][ T32] r5:8513d400 r4:8291a680 [ 1331.940672][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.940749][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.940795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1331.940817][ T32] r4:00000000 [ 1331.940835][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.940903][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.940943][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.940986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d140 [ 1331.941010][ T32] r4:00000000 [ 1331.941029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.941073][ T32] r9:83018205 r8:8513d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [ 1331.941093][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.941135][ T32] r5:00001000 r4:eaced000 [ 1331.941184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.941227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.941298][ T32] r5:8511438c r4:85114000 [ 1331.941352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.941402][ T32] r7:ddde2d80 r6:83018200 r5:8511438c r4:85074b00 [ 1331.941423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.941491][ T32] r10:61c88647 r9:8513d400 r8:85074b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.941518][ T32] r4:85074b00 [ 1331.941566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.941616][ T32] r10:00000000 r9:85074b00 r8:80287e08 r7:eacc9e60 r6:85074b80 r5:8513d400 [ 1331.941639][ T32] r4:00000001 [ 1331.941658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.941693][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1331.941759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.941791][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.941846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.941910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.941935][ T32] r4:85168e40 [ 1331.942143][ T32] INFO: task kworker/1:459:4276 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.942207][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.942289][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.942337][ T32] Call trace: [ 1331.942366][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.942444][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.942472][ T32] r4:00000000 [ 1331.942549][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.942602][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.942631][ T32] 1d20: be112000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.942684][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.942717][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.942742][ T32] r5:800f0013 r4:80239bb0 [ 1331.942763][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.942865][ T32] r4:82ac21e4 [ 1331.942918][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.942965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.943017][ T32] r4:e0171dc0 [ 1331.943069][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.943144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.943171][ T32] r4:00000000 [ 1331.943219][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.943269][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.943315][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.943363][ T32] r5:00001000 r4:e0027000 [ 1331.943383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.943423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.943464][ T32] r5:84b0438c r4:84b04000 [ 1331.943484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.943530][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.943551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.943597][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.943620][ T32] r4:849f2f80 [ 1331.943644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.943690][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.943719][ T32] r4:00000001 [ 1331.943768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.943837][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.943897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.943940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.943970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.943999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.944021][ T32] r4:842ee080 [ 1331.944071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.944099][ T32] INFO: task kworker/1:460:4279 blocked for more than 458 seconds. [ 1331.944127][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.944150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.944199][ T32] task:kworker/1:460 state:D stack:0 pid:4279 tgid:4279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.944286][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.944331][ T32] Call trace: [ 1331.944360][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.944436][ T32] r10:8291a684 r9:eace5d84 r8:00000002 r7:60000013 r6:eace5d8c r5:8513e000 [ 1331.944462][ T32] r4:8513e000 [ 1331.944482][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.944526][ T32] r5:8513e000 r4:8291a680 [ 1331.944546][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.944584][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.944772][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1331.945047][ T32] r9:83018205 r8:8513e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ff000 ** 4 printk messages dropped ** [ 1331.945215][ T32] r5:85114b8c r4:85114800 [ 1331.945235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.945280][ T32] r7:ddde2d80 r6:83018200 r5:85114b8c r4:85074c00 [ 1331.945299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.945344][ T32] r10:61c88647 r9:8513e000 r8:85074c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.945366][ T32] r4:85074c00 [ 1331.945385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.945429][ T32] r10:00000000 r9:85074c00 r8:80287e08 r7:eaca5e60 r6:85074c80 r5:8513e000 [ 1331.945452][ T32] r4:00000001 [ 1331.945470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.945532][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1331.945562][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.945620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.945650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.945719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.945746][ T32] r4:8512d2c0 [ 1331.945916][ T32] INFO: task kworker/1:460:4279 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1331.945978][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.946036][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.946096][ T32] Call trace: [ 1331.946181][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.946235][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.946258][ T32] r4:00000000 [ 1331.946278][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.946317][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.946345][ T32] 1d20: be112000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.946373][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.946397][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.946452][ T32] r5:800f0013 r4:80239bb0 [ 1331.946476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.946517][ T32] r4:82ac21e4 [ 1331.946536][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.946607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.946633][ T32] r4:e0171dc0 [ 1331.946682][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.946734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.946757][ T32] r4:00000000 [ 1331.946798][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.946847][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.946868][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.946910][ T32] r5:00001000 r4:e0027000 [ 1331.946970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.947014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.947057][ T32] r5:84b0438c r4:84b04000 [ 1331.947077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.947153][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.947210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.947261][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.979870][ T32] r4:849f2f80 [ 1331.979977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.980058][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.980086][ T32] r4:00000001 [ 1331.980107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.980146][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.980175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.980236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.980266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.980325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.980350][ T32] r4:842ee080 [ 1331.980372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.980400][ T32] INFO: task kworker/1:461:4281 blocked for more than 458 seconds. [ 1331.980431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.980454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.980518][ T32] task:kworker/1:461 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.980593][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.980708][ T32] Call trace: [ 1331.980758][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.980837][ T32] r10:8291a684 r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:8513ec00 [ 1331.980864][ T32] r4:8513ec00 [ 1331.980905][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.980953][ T32] r5:8513ec00 r4:8291a680 [ 1331.980975][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.981014][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.981056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1331.981078][ T32] r4:00000000 [ 1331.981096][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.981130][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.981167][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.981209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d240 [ 1331.981231][ T32] r4:00000000 [ 1331.981250][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.981319][ T32] r9:83018205 r8:8513ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [ 1331.981346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.981420][ T32] r5:00001000 r4:eacfb000 ** 1 printk messages dropped ** [ 1331.981483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.981525][ T32] r5:8511478c r4:85114400 [ 1331.981544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.981588][ T32] r7:ddde2d80 r6:83018200 r5:8511478c r4:85074d00 ** 1 printk messages dropped ** [ 1331.981655][ T32] r10:61c88647 r9:8513ec00 r8:85074d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1331.981783][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.981931][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.982493][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.982815][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.982945][ T32] 1d20: beb27000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 4 printk messages dropped ** [ 1331.983179][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.983305][ T32] r4:e0171dc0 ** 2 printk messages dropped ** [ 1331.983437][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.983527][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.983549][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.983645][ T32] r5:00001000 r4:e0027000 [ 1331.983704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.983756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.983799][ T32] r5:84b0438c r4:84b04000 [ 1331.983846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.983897][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1331.983918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.983965][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.983987][ T32] r4:849f2f80 [ 1331.984005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.984051][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1331.984073][ T32] r4:00000001 [ 1331.984122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.984161][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1331.984219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.984250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.984277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.984306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.984327][ T32] r4:842ee080 [ 1331.984375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.984403][ T32] INFO: task kworker/1:462:4284 blocked for more than 458 seconds. [ 1331.984431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.984454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.984488][ T32] task:kworker/1:462 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.984535][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.984644][ T32] Call trace: [ 1331.984677][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.984731][ T32] r10:8291a684 r9:ead05d84 r8:00000002 r7:60000013 r6:ead05d8c r5:85136c00 [ 1331.984754][ T32] r4:85136c00 [ 1331.984774][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.984845][ T32] r5:85136c00 r4:8291a680 [ 1331.984868][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.984908][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.984999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1331.985025][ T32] r4:00000000 [ 1331.985073][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.985113][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.985147][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.985229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d5c0 [ 1331.985255][ T32] r4:00000000 [ 1331.985275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.985319][ T32] r9:83018205 r8:85136c00 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [ 1331.985340][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.985382][ T32] r5:00001000 r4:ead0f000 [ 1331.985401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.985441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.985513][ T32] r5:85114f8c r4:85114c00 [ 1331.985537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.985583][ T32] r7:ddde2d80 r6:83018200 r5:85114f8c r4:85074e00 [ 1331.985603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.985648][ T32] r10:61c88647 r9:85136c00 r8:85074e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.985669][ T32] r4:85074e00 [ 1331.985687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.985737][ T32] r10:00000000 r9:85074e00 r8:80287e08 r7:eace5e60 r6:85074e80 r5:85136c00 [ 1331.985759][ T32] r4:00000001 [ 1331.985807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.985845][ T32] Exception stack(0xead05fb0 to 0xead05ff8) [ 1331.985900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.985931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.985958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.985986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.986034][ T32] r4:8512d3c0 [ 1331.986229][ T32] INFO: task kworker/1:462:4284 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 4 printk messages dropped ** [ 1331.986541][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1331.986564][ T32] r4:00000000 [ 1331.986584][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.986622][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1331.986720][ T32] 1d20: beb27000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1331.986754][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1331.986794][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.986819][ T32] r5:800f0013 r4:80239bb0 [ 1331.986862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.986907][ T32] r4:82ac21e4 [ 1331.986966][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.987014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1331.987036][ T32] r4:e0171dc0 [ 1331.987055][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.987097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1331.987149][ T32] r4:00000000 [ 1331.987173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.987247][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1331.987272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.987350][ T32] r5:00001000 r4:e0027000 [ 1332.001533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.001607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.001654][ T32] r5:84b0438c r4:84b04000 [ 1332.001720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.001777][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.001829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.001912][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.001939][ T32] r4:849f2f80 [ 1332.001959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.002006][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.002028][ T32] r4:00000001 [ 1332.002048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1332.002286][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1332.002509][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.002962][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1332.003609][ T32] r5:8511538c r4:85115000 [ 1332.003632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.003721][ T32] r7:ddde2d80 r6:83018200 r5:8511538c r4:85074f00 [ 1332.003748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.003795][ T32] r10:61c88647 r9:85140c00 r8:85074f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.003845][ T32] r4:85074f00 [ 1332.003870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.003951][ T32] r10:00000000 r9:85074f00 r8:80287e08 r7:ead05e60 r6:85074f80 r5:85140c00 [ 1332.004006][ T32] r4:00000001 [ 1332.004028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.004103][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) [ 1332.004133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.004162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.004216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.004248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.004270][ T32] r4:8512d8c0 [ 1332.004611][ T32] INFO: task kworker/1:463:4285 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.004643][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.004737][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.004785][ T32] Call trace: [ 1332.004814][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.004863][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.004887][ T32] r4:00000000 [ 1332.004906][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.004960][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.004991][ T32] 1d20: bee3f000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.005044][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.005072][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.005097][ T32] r5:800f0013 r4:80239bb0 [ 1332.005147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.005193][ T32] r4:82ac21e4 [ 1332.005243][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1332.005540][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 10 printk messages dropped ** [ 1332.006006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.006266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.006598][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.007076][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1332.007158][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.007193][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.007281][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.023546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512df40 [ 1332.023664][ T32] r4:00000000 [ 1332.023724][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.023796][ T32] r9:83018205 r8:85141800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1332.023848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.023927][ T32] r5:00001000 r4:dfcf3000 [ 1332.023977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.024021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.024063][ T32] r5:85115b8c r4:85115800 [ 1332.024083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.024147][ T32] r7:ddde2d80 r6:83018200 r5:85115b8c r4:838f9e00 [ 1332.024229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.024280][ T32] r10:61c88647 r9:85141800 r8:838f9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.024303][ T32] r4:838f9e00 [ 1332.024322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.024396][ T32] r10:00000000 r9:838f9e00 r8:80287e08 r7:eacf1e60 r6:8516e000 r5:85141800 [ 1332.024451][ T32] r4:00000001 [ 1332.024474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.024513][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 1332.024542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.024602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.024662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.024694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.024723][ T32] r4:8512d740 [ 1332.025116][ T32] INFO: task kworker/1:464:4287 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.025150][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.025247][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.025295][ T32] Call trace: [ 1332.025356][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.025443][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.025499][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.025624][ T32] 1d20: bf472000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 4 printk messages dropped ** [ 1332.025771][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1332.025855][ T32] r4:e0171dc0 ** 2 printk messages dropped ** [ 1332.026006][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.026110][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 6 printk messages dropped ** [ 1332.026373][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 3 printk messages dropped ** [ 1332.026519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1332.026646][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 1 printk messages dropped ** [ 1332.026737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.027003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1332.027106][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.027182][ T32] Call trace: [ 1332.027212][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.027260][ T32] r10:8291a684 r9:eaa35d84 r8:00000002 r7:60000013 r6:eaa35d8c r5:85143000 [ 1332.027282][ T32] r4:85143000 [ 1332.027302][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.039916][ T32] r5:85143000 r4:8291a680 [ 1332.039956][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.040016][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.040061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1332.040085][ T32] r4:00000000 [ 1332.040104][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.040139][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.040205][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.040253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512da80 [ 1332.040276][ T32] r4:00000000 [ 1332.040295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.040368][ T32] r9:83018205 r8:85143000 r7:00000000 r6:83018200 r5:00001000 r4:7f107000 [ 1332.040428][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.040480][ T32] r5:00001000 r4:ead25000 [ 1332.040501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.040553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.040599][ T32] r5:8511578c r4:85115400 [ 1332.040621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.040668][ T32] r7:ddde2d80 r6:83018200 r5:8511578c r4:8516e080 [ 1332.040688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.040771][ T32] r10:61c88647 r9:85143000 r8:8516e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.040828][ T32] r4:8516e080 [ 1332.040878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.040928][ T32] r10:00000000 r9:8516e080 r8:80287e08 r7:ead1de60 r6:8516e100 r5:85143000 [ 1332.040976][ T32] r4:00000001 [ 1332.040999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.041038][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 1332.041068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.041096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.041122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.041150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.041172][ T32] r4:8512db00 [ 1332.041549][ T32] INFO: task kworker/1:465:4289 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.041639][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.041743][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.041790][ T32] Call trace: [ 1332.041820][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.041871][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.041894][ T32] r4:00000000 [ 1332.041913][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.041966][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.041998][ T32] 1d20: bf8d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.042066][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.042096][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.042120][ T32] r5:800f0013 r4:80239bb0 [ 1332.042141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.042181][ T32] r4:82ac21e4 [ 1332.042201][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.042244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.042266][ T32] r4:e0171dc0 [ 1332.042285][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.042327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.042388][ T32] r4:00000000 [ 1332.042411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.042474][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.042499][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.042542][ T32] r5:00001000 r4:e0027000 [ 1332.042590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.042634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.042676][ T32] r5:84b0438c r4:84b04000 [ 1332.042731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.042799][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.042822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.042901][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.042927][ T32] r4:849f2f80 [ 1332.042965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.043017][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.043041][ T32] r4:00000001 [ 1332.043059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.043094][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.043120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.043192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.043223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.043251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.043303][ T32] r4:842ee080 [ 1332.043327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.043381][ T32] INFO: task kworker/1:466:4293 blocked for more than 458 seconds. [ 1332.043415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.043440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.043489][ T32] task:kworker/1:466 state:D stack:0 pid:4293 tgid:4293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.043592][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.043670][ T32] Call trace: [ 1332.043752][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.043806][ T32] r10:8291a684 r9:ead39d84 r8:00000002 r7:60000013 r6:ead39d8c r5:85142400 [ 1332.043856][ T32] r4:85142400 [ 1332.043880][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.043941][ T32] r5:85142400 r4:8291a680 [ 1332.043963][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.044004][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.044047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead39e08 [ 1332.044071][ T32] r4:00000000 [ 1332.044089][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.044124][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.044188][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.044234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e2c0 [ 1332.044269][ T32] r4:00000000 [ 1332.044318][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.044393][ T32] r9:83018205 r8:85142400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1332.044418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.044461][ T32] r5:00001000 r4:e04fb000 [ 1332.044507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.044550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.044592][ T32] r5:85116b8c r4:85116800 [ 1332.044611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.044656][ T32] r7:ddde2d80 r6:83018200 r5:85116b8c r4:8516e180 [ 1332.044676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.044758][ T32] r10:61c88647 r9:85142400 r8:8516e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.044813][ T32] r4:8516e180 [ 1332.044836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.044882][ T32] r10:00000000 r9:8516e180 r8:80287e08 r7:ead1de60 r6:8516e200 r5:85142400 [ 1332.044948][ T32] r4:00000001 [ 1332.044998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.045037][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 1332.045064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.045092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.045147][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.045206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.045258][ T32] r4:8512db00 [ 1332.045431][ T32] INFO: task kworker/1:466:4293 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.045493][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.045580][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.045651][ T32] Call trace: [ 1332.045684][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.045742][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.045765][ T32] r4:00000000 [ 1332.045785][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.045861][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.045896][ T32] 1d20: bf8d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.045928][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.045980][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1332.046070][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1332.046131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.046153][ T32] r4:e0171dc0 [ 1332.046172][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.046213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.046234][ T32] r4:00000000 [ 1332.046253][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.046297][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.046318][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.046389][ T32] r5:00001000 r4:e0027000 [ 1332.046413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.046454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.046496][ T32] r5:84b0438c r4:84b04000 [ 1332.046515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.046561][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.046581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.046655][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.046681][ T32] r4:849f2f80 [ 1332.046735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.046805][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.046831][ T32] r4:00000001 [ 1332.046850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.046916][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.046974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.047044][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.047101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.047133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.047155][ T32] r4:842ee080 [ 1332.047175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.047199][ T32] INFO: task kworker/1:467:4296 blocked for more than 458 seconds. [ 1332.047258][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.047285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.047356][ T32] task:kworker/1:467 state:D stack:0 pid:4296 tgid:4296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.062163][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.062311][ T32] Call trace: [ 1332.062553][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.062633][ T32] r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000013 r6:ead3dd8c r5:84904800 [ 1332.062760][ T32] r4:84904800 [ 1332.062897][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.062986][ T32] r5:84904800 r4:8291a680 [ 1332.063011][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.063054][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.063098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1332.063121][ T32] r4:00000000 [ 1332.063140][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.063174][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.063247][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.063294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845b2980 [ 1332.063341][ T32] r4:00000000 [ 1332.063364][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.063413][ T32] r9:83018205 r8:84904800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1332.063469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.063517][ T32] r5:00001000 r4:dfeeb000 [ 1332.063539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.063843][ T32] r5:85115f8c r4:85115c00 [ 1332.063907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.063987][ T32] r7:ddde2d80 r6:83018200 r5:85115f8c r4:8516e280 [ 1332.064049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.064199][ T32] r4:8516e280 ** 1 printk messages dropped ** [ 1332.064267][ T32] r10:00000000 r9:8516e280 r8:80287e08 r7:ead39e60 r6:8505b400 r5:84904800 ** 5 printk messages dropped ** [ 1332.064471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.065052][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.065614][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 2 printk messages dropped ** [ 1332.065784][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1332.065958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 3 printk messages dropped ** [ 1332.066210][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.066335][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.066849][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 4 printk messages dropped ** [ 1332.067108][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1332.086812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.087074][ T32] INFO: task kworker/1:468:4297 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.087214][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1332.088616][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.088704][ T32] r5:84905400 r4:8291a680 [ 1332.088736][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.088781][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.088853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 [ 1332.088892][ T32] r4:00000000 [ 1332.088912][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.088951][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.088992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.089035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512dc80 [ 1332.089059][ T32] r4:00000000 [ 1332.089117][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.089210][ T32] r9:83018205 r8:84905400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1332.089334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.089396][ T32] r5:00001000 r4:dff39000 [ 1332.089444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.089488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.089654][ T32] r5:8511638c r4:85116000 [ 1332.089679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.089737][ T32] r7:ddde2d80 r6:83018200 r5:8511638c r4:8516e300 [ 1332.089864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.089917][ T32] r10:61c88647 r9:84905400 r8:8516e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.089940][ T32] r4:8516e300 [ 1332.090426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.090533][ T32] r10:00000000 r9:8516e300 r8:80287e08 r7:ead39e60 r6:8505b480 r5:84905400 [ 1332.090560][ T32] r4:00000001 [ 1332.090634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.090677][ T32] Exception stack(0xead41fb0 to 0xead41ff8) [ 1332.090711][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.090740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.090766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.090835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.090861][ T32] r4:85067c40 [ 1332.091264][ T32] INFO: task kworker/1:468:4297 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.091322][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.091470][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.091642][ T32] Call trace: [ 1332.091943][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.092012][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.092124][ T32] r4:00000000 [ 1332.092234][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.092280][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.092309][ T32] 1d20: bfcbd000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.092337][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.092363][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.092387][ T32] r5:800f0013 r4:80239bb0 [ 1332.092408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.092450][ T32] r4:82ac21e4 [ 1332.092470][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.092512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.092535][ T32] r4:e0171dc0 [ 1332.092554][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.092596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.092618][ T32] r4:00000000 [ 1332.092901][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.092952][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.092992][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.093038][ T32] r5:00001000 r4:e0027000 [ 1332.093095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.093188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.093234][ T32] r5:84b0438c r4:84b04000 [ 1332.093254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.093302][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.093330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.093381][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.093422][ T32] r4:849f2f80 [ 1332.093444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.093508][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.093534][ T32] r4:00000001 [ 1332.093554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.093592][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.093617][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.093650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.093677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.093711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.093734][ T32] r4:842ee080 [ 1332.093754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.093797][ T32] INFO: task kworker/0:120:4298 blocked for more than 458 seconds. [ 1332.093831][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.093855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.093875][ T32] task:kworker/0:120 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.093921][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.093962][ T32] Call trace: [ 1332.094043][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.094126][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:84906000 [ 1332.094169][ T32] r4:84906000 [ 1332.094192][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.094236][ T32] r5:84906000 r4:8291a680 [ 1332.094295][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.094340][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.094384][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 1332.094407][ T32] r4:00000000 [ 1332.094507][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.094546][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.094584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.094625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50040 [ 1332.094685][ T32] r4:00000000 [ 1332.094746][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.094830][ T32] r9:83018005 r8:84906000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1332.094896][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.094945][ T32] r5:00001000 r4:e89cb000 [ 1332.095051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.095095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.095171][ T32] r5:851a738c r4:851a7000 [ 1332.095194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.095242][ T32] r7:dddced80 r6:83018000 r5:851a738c r4:8505b500 [ 1332.095263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.095309][ T32] r10:61c88647 r9:84906000 r8:8505b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.095332][ T32] r4:8505b500 [ 1332.095378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.095427][ T32] r10:00000000 r9:8505b500 r8:80287e08 r7:eac41e60 r6:8505b580 r5:84906000 [ 1332.095479][ T32] r4:00000001 [ 1332.095528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.095569][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 1332.095597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.095626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.095653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.095753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.095780][ T32] r4:85047b80 [ 1332.095939][ T32] INFO: task kworker/0:120:4298 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.095973][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.096078][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.096145][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.096248][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.096273][ T32] r4:00000000 [ 1332.096319][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.096437][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.096538][ T32] 1d20: bfcbd000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.096597][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.096626][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.096651][ T32] r5:800f0013 r4:80239bb0 [ 1332.096673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.096724][ T32] r4:82ac21e4 [ 1332.096745][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.096802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.096900][ T32] r4:e0171dc0 [ 1332.096928][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.096978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.097035][ T32] r4:00000000 [ 1332.097059][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.097105][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.097127][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.097169][ T32] r5:00001000 r4:e0027000 [ 1332.097471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.134205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.134304][ T32] r5:84b0438c r4:84b04000 [ 1332.134327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.134435][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.134565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.134656][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.134684][ T32] r4:849f2f80 [ 1332.134713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.134764][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.134887][ T32] r4:00000001 [ 1332.134914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.134956][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.134987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.135141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.135223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.135257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.135280][ T32] r4:842ee080 [ 1332.135304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.135430][ T32] INFO: task kworker/0:121:4299 blocked for more than 458 seconds. [ 1332.135468][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.135564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.135591][ T32] task:kworker/0:121 state:D stack:0 pid:4299 tgid:4299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.135650][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.135741][ T32] Call trace: [ 1332.135818][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.135887][ T32] r10:8291a684 r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:84906c00 [ 1332.135915][ T32] r4:84906c00 [ 1332.135957][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.136006][ T32] r5:84906c00 r4:8291a680 [ 1332.136089][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.136134][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.136214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 [ 1332.136278][ T32] r4:00000000 [ 1332.136402][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.136442][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.136480][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.136576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85047f00 [ 1332.136605][ T32] r4:00000000 [ 1332.136625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.136675][ T32] r9:83018005 r8:84906c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1332.136704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.136748][ T32] r5:00001000 r4:e05d7000 [ 1332.136804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.136848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.136892][ T32] r5:851a5f8c r4:851a5c00 [ 1332.137024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.137073][ T32] r7:dddced80 r6:83018000 r5:851a5f8c r4:8505b600 [ 1332.137133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.137183][ T32] r10:61c88647 r9:84906c00 r8:8505b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.137207][ T32] r4:8505b600 [ 1332.137225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.137270][ T32] r10:00000000 r9:8505b600 r8:80287e08 r7:ead45e60 r6:8505b680 r5:84906c00 [ 1332.137348][ T32] r4:00000001 [ 1332.137373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.137410][ T32] Exception stack(0xead49fb0 to 0xead49ff8) [ 1332.137576][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.146654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.146706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.146798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.146837][ T32] r4:85047b80 [ 1332.147253][ T32] INFO: task kworker/0:121:4299 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.147348][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.148053][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.148114][ T32] Call trace: [ 1332.148195][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.148255][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.148280][ T32] r4:00000000 [ 1332.148301][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.148344][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.148414][ T32] 1d20: c063e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.148450][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.148559][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.148637][ T32] r5:800f0013 r4:80239bb0 [ 1332.148664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.148750][ T32] r4:82ac21e4 [ 1332.148777][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.148840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.148896][ T32] r4:e0171dc0 [ 1332.148947][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.149038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.149066][ T32] r4:00000000 [ 1332.149105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.149157][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.149182][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.149231][ T32] r5:00001000 r4:e0027000 [ 1332.149343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.149488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.149536][ T32] r5:84b0438c r4:84b04000 [ 1332.149649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.149711][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.149734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.149808][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.149836][ T32] r4:849f2f80 [ 1332.149857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.149950][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.149983][ T32] r4:00000001 [ 1332.150006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.150044][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.150178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.150216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.150247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.150279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.150303][ T32] r4:842ee080 [ 1332.150326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.150360][ T32] INFO: task kworker/1:469:4301 blocked for more than 458 seconds. [ 1332.150393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.150418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.150513][ T32] task:kworker/1:469 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.150566][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.150611][ T32] Call trace: [ 1332.150666][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.150726][ T32] r10:8291a684 r9:ead51d84 r8:00000002 r7:60000113 r6:ead51d8c r5:84903000 [ 1332.150753][ T32] r4:84903000 [ 1332.150839][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.150893][ T32] r5:84903000 r4:8291a680 [ 1332.150914][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.150997][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.151123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 1332.151246][ T32] r4:00000000 [ 1332.151370][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.151430][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.151502][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.151548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e040 [ 1332.151575][ T32] r4:00000000 [ 1332.151619][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.151668][ T32] r9:83018205 r8:84903000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1332.151691][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.151778][ T32] r5:00001000 r4:e00e1000 [ 1332.151853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.151896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.151940][ T32] r5:8511678c r4:85116400 [ 1332.151990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.152074][ T32] r7:ddde2d80 r6:83018200 r5:8511678c r4:8516e380 [ 1332.152099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.152147][ T32] r10:61c88647 r9:84903000 r8:8516e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.152174][ T32] r4:8516e380 [ 1332.152213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.152297][ T32] r10:00000000 r9:8516e380 r8:80287e08 r7:ead39e60 r6:8505b700 r5:84903000 [ 1332.152324][ T32] r4:00000001 [ 1332.152344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.152381][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1332.152408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.152506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.152640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.152675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.152706][ T32] r4:8512e000 [ 1332.153098][ T32] INFO: task kworker/1:469:4301 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.153141][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.153298][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.153387][ T32] Call trace: [ 1332.153489][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.153547][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.153573][ T32] r4:00000000 [ 1332.153609][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.153659][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.153691][ T32] 1d20: c063e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.153728][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.153755][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.153819][ T32] r5:800f0013 r4:80239bb0 [ 1332.153882][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.153929][ T32] r4:82ac21e4 [ 1332.153956][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.154002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.154026][ T32] r4:e0171dc0 [ 1332.154046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.154126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.154155][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.154225][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1332.154442][ T32] r5:84b0438c r4:84b04000 ** 2 printk messages dropped ** [ 1332.154647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.154701][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.154726][ T32] r4:849f2f80 [ 1332.154802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.154863][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.154890][ T32] r4:00000001 [ 1332.154929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.154991][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.155021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.155272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.155304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.155337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.155361][ T32] r4:842ee080 [ 1332.155489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.155520][ T32] INFO: task kworker/1:470:4303 blocked for more than 458 seconds. [ 1332.155606][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.155638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.155662][ T32] task:kworker/1:470 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.155716][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.155806][ T32] Call trace: [ 1332.155839][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.155890][ T32] r10:8291a684 r9:ead59d84 r8:00000002 r7:60000113 r6:ead59d8c r5:84800c00 [ 1332.155949][ T32] r4:84800c00 [ 1332.155975][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.156060][ T32] r5:84800c00 r4:8291a680 [ 1332.156153][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.156198][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.156243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead59e08 [ 1332.156267][ T32] r4:00000000 [ 1332.156290][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.156361][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.156403][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.156483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e5c0 [ 1332.156510][ T32] r4:00000000 [ 1332.156617][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.156672][ T32] r9:83018205 r8:84800c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1332.156734][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.156783][ T32] r5:00001000 r4:e0637000 [ 1332.156805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.156845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.156963][ T32] r5:8511778c r4:85117400 [ 1332.157239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.190958][ T32] r7:ddde2d80 r6:83018200 r5:8511778c r4:8516e400 [ 1332.191169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.191257][ T32] r10:61c88647 r9:84800c00 r8:8516e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.191299][ T32] r4:8516e400 [ 1332.191325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.191378][ T32] r10:00000000 r9:8516e400 r8:80287e08 r7:ead39e60 r6:8505b780 r5:84800c00 [ 1332.191417][ T32] r4:00000001 [ 1332.191443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.191486][ T32] Exception stack(0xead59fb0 to 0xead59ff8) [ 1332.191518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.191549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.191577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.191608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.191633][ T32] r4:8512e200 [ 1332.192237][ T32] INFO: task kworker/1:470:4303 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.192288][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.192366][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.192492][ T32] Call trace: [ 1332.192608][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.192728][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.192837][ T32] r4:00000000 [ 1332.192862][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.192907][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.192936][ T32] 1d20: c0e2b000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.192970][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.192997][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.193045][ T32] r5:800f0013 r4:80239bb0 [ 1332.193071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.193114][ T32] r4:82ac21e4 [ 1332.193170][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.193243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.193269][ T32] r4:e0171dc0 [ 1332.193308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.193356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.193380][ T32] r4:00000000 [ 1332.193399][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.193524][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.193550][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.193594][ T32] r5:00001000 r4:e0027000 [ 1332.193614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.193675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.193745][ T32] r5:84b0438c r4:84b04000 [ 1332.193867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.193924][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.193951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.194006][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.194029][ T32] r4:849f2f80 [ 1332.194047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.194136][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.194164][ T32] r4:00000001 [ 1332.194183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.194220][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.194246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.194273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.194299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.194327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.194349][ T32] r4:842ee080 [ 1332.194370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.194398][ T32] INFO: task kworker/1:471:4305 blocked for more than 458 seconds. [ 1332.194474][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.194504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.194526][ T32] task:kworker/1:471 state:D stack:0 pid:4305 tgid:4305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.194610][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.194731][ T32] Call trace: [ 1332.194761][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.194857][ T32] r10:8291a684 r9:ead61d84 r8:00000002 r7:60000113 r6:ead61d8c r5:84800000 [ 1332.194933][ T32] r4:84800000 [ 1332.195015][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.195454][ T32] r5:84800000 r4:8291a680 [ 1332.195485][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.195536][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.195583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 [ 1332.195606][ T32] r4:00000000 [ 1332.195626][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.195661][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.195901][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.195953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e300 [ 1332.195978][ T32] r4:00000000 [ 1332.196036][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.196233][ T32] r9:83018205 r8:84800000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.196262][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.196306][ T32] r5:00001000 r4:e0525000 [ 1332.196327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.196366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.196446][ T32] r5:85116f8c r4:85116c00 [ 1332.196585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.196639][ T32] r7:ddde2d80 r6:83018200 r5:85116f8c r4:8516e480 [ 1332.196661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.196715][ T32] r10:61c88647 r9:84800000 r8:8516e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.196739][ T32] r4:8516e480 [ 1332.196758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.196897][ T32] r10:00000000 r9:8516e480 r8:80287e08 r7:ead59e60 r6:8505b800 r5:84800000 [ 1332.196959][ T32] r4:00000001 [ 1332.196982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.197054][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 1332.197109][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.197223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.197252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.197691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.205647][ T32] r4:8512e140 [ 1332.206142][ T32] INFO: task kworker/1:471:4305 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.206191][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.206565][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.206668][ T32] Call trace: [ 1332.206810][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.206875][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.206900][ T32] r4:00000000 [ 1332.206920][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.206970][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.207040][ T32] 1d20: c0e2b000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.207075][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.207101][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.207127][ T32] r5:800f0013 r4:80239bb0 [ 1332.207203][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.207399][ T32] r4:82ac21e4 [ 1332.220418][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.220508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.220536][ T32] r4:e0171dc0 [ 1332.220633][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.220710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.220739][ T32] r4:00000000 [ 1332.220793][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.220883][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.220909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.220985][ T32] r5:00001000 r4:e0027000 [ 1332.221009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.221051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.221095][ T32] r5:84b0438c r4:84b04000 [ 1332.221115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.221163][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.221183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.221229][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.221319][ T32] r4:849f2f80 [ 1332.221343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.221397][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.221421][ T32] r4:00000001 [ 1332.221440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.221480][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.221509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.221539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.221567][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.221598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.221620][ T32] r4:842ee080 [ 1332.221642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.221708][ T32] INFO: task kworker/1:472:4307 blocked for more than 458 seconds. [ 1332.221746][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.221772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.221794][ T32] task:kworker/1:472 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.221849][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.221895][ T32] Call trace: [ 1332.221963][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.222020][ T32] r10:8291a684 r9:ead35d84 r8:00000002 r7:60000113 r6:ead35d8c r5:85143c00 [ 1332.222079][ T32] r4:85143c00 [ 1332.222211][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.222259][ T32] r5:85143c00 r4:8291a680 [ 1332.222280][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.222321][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.222383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1332.222409][ T32] r4:00000000 [ 1332.222503][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.222543][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.222580][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.222621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e4c0 [ 1332.222679][ T32] r4:00000000 [ 1332.222707][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.222753][ T32] r9:83018205 r8:85143c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1332.222878][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.222929][ T32] r5:00001000 r4:e05f9000 [ 1332.222954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.223036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.223095][ T32] r5:8511738c r4:85117000 [ 1332.223143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.223293][ T32] r7:ddde2d80 r6:83018200 r5:8511738c r4:8516e500 [ 1332.223334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.223387][ T32] r10:61c88647 r9:85143c00 r8:8516e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.223410][ T32] r4:8516e500 [ 1332.223507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.223557][ T32] r10:00000000 r9:8516e500 r8:80287e08 r7:ead59e60 r6:8516e580 r5:85143c00 [ 1332.223618][ T32] r4:00000001 [ 1332.223749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.223790][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1332.223873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.223905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.223931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.223965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.224023][ T32] r4:8512e240 [ 1332.224471][ T32] INFO: task kworker/1:472:4307 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.224510][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.224569][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.224614][ T32] Call trace: [ 1332.224643][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.224694][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.224836][ T32] r4:00000000 [ 1332.224861][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.224903][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.224931][ T32] 1d20: c1045000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.225034][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.225064][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.225088][ T32] r5:800f0013 r4:80239bb0 [ 1332.225109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.225151][ T32] r4:82ac21e4 [ 1332.225194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.225242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.225332][ T32] r4:e0171dc0 [ 1332.225454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.225501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.225523][ T32] r4:00000000 [ 1332.225580][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.225630][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 3 printk messages dropped ** [ 1332.225806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.226160][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 2 printk messages dropped ** [ 1332.226400][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 2 printk messages dropped ** [ 1332.226485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.226607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1332.226762][ T32] Call trace: ** 2 printk messages dropped ** [ 1332.226991][ T32] r4:85144800 ** 1 printk messages dropped ** [ 1332.227072][ T32] r5:85144800 r4:8291a680 ** 3 printk messages dropped ** [ 1332.227349][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.245261][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.245392][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.245441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e740 [ 1332.245466][ T32] r4:00000000 [ 1332.245514][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.245569][ T32] r9:83018205 r8:85144800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.245593][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.245641][ T32] r5:00001000 r4:e0665000 [ 1332.245663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.245709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.245754][ T32] r5:85117b8c r4:85117800 [ 1332.245774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.245822][ T32] r7:ddde2d80 r6:83018200 r5:85117b8c r4:8516e600 [ 1332.245844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.245890][ T32] r10:61c88647 r9:85144800 r8:8516e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.245944][ T32] r4:8516e600 [ 1332.245968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.246027][ T32] r10:00000000 r9:8516e600 r8:80287e08 r7:ead59e60 r6:8516e680 r5:85144800 [ 1332.246055][ T32] r4:00000001 [ 1332.246107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.246161][ T32] Exception stack(0xead65fb0 to 0xead65ff8) [ 1332.246210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.246244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.246275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.246340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.246386][ T32] r4:8512e700 [ 1332.246878][ T32] INFO: task kworker/1:473:4311 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.246924][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.247040][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.247091][ T32] Call trace: [ 1332.247157][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.247211][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.247264][ T32] r4:00000000 [ 1332.247288][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.247399][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.260034][ T32] 1d20: c1723000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.260087][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.260114][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.260142][ T32] r5:800f0013 r4:80239bb0 [ 1332.260164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.260250][ T32] r4:82ac21e4 [ 1332.260275][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.260345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.260401][ T32] r4:e0171dc0 [ 1332.260425][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.260500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.260528][ T32] r4:00000000 [ 1332.260549][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.260596][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.260617][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.260663][ T32] r5:00001000 r4:e0027000 [ 1332.260684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.260773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.260821][ T32] r5:84b0438c r4:84b04000 [ 1332.260841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.260889][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.260909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.260955][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.261008][ T32] r4:849f2f80 [ 1332.261295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.261346][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.261371][ T32] r4:00000001 [ 1332.261390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.261453][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.261484][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.261538][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.261568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.261625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.261650][ T32] r4:842ee080 [ 1332.261673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.261718][ T32] INFO: task kworker/1:474:4313 blocked for more than 458 seconds. [ 1332.261765][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.261794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.261818][ T32] task:kworker/1:474 state:D stack:0 pid:4313 tgid:4313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.261871][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.261915][ T32] Call trace: [ 1332.261946][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.261999][ T32] r10:8291a684 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:85145400 [ 1332.262023][ T32] r4:85145400 [ 1332.262042][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.262085][ T32] r5:85145400 r4:8291a680 [ 1332.262104][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.262143][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.262199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 1332.262226][ T32] r4:00000000 [ 1332.262273][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.262312][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.262373][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.262418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512e8c0 [ 1332.262441][ T32] r4:00000000 [ 1332.262512][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.262599][ T32] r9:83018205 r8:85145400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1332.262684][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.262801][ T32] r5:00001000 r4:e068b000 [ 1332.262837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.262884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.262942][ T32] r5:85117f8c r4:85117c00 [ 1332.262966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.263067][ T32] r7:ddde2d80 r6:83018200 r5:85117f8c r4:8516e700 [ 1332.263092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.263140][ T32] r10:61c88647 r9:85145400 r8:8516e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.263164][ T32] r4:8516e700 [ 1332.263184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.263254][ T32] r10:00000000 r9:8516e700 r8:80287e08 r7:ead65e60 r6:8516e780 r5:85145400 [ 1332.263300][ T32] r4:00000001 [ 1332.263322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.263359][ T32] Exception stack(0xead69fb0 to 0xead69ff8) ** 1 printk messages dropped ** [ 1332.263444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.264110][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1332.265083][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1332.265275][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.265459][ T32] r5:800f0013 r4:80239bb0 [ 1332.265499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.265630][ T32] r4:82ac21e4 [ 1332.265655][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.265717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.265743][ T32] r4:e0171dc0 [ 1332.265762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.265807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.265830][ T32] r4:00000000 [ 1332.265849][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.265897][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.265945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.265993][ T32] r5:00001000 r4:e0027000 [ 1332.266014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.266054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.266096][ T32] r5:84b0438c r4:84b04000 [ 1332.266116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.266174][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.266224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.266278][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.266301][ T32] r4:849f2f80 [ 1332.266320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.266367][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.266531][ T32] r4:00000001 [ 1332.266555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.266592][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.266618][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.266646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.266672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.266716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.266787][ T32] r4:842ee080 [ 1332.266822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.266861][ T32] INFO: task kworker/1:475:4314 blocked for more than 458 seconds. [ 1332.267031][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.267061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.267345][ T32] task:kworker/1:475 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.288023][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.288112][ T32] Call trace: [ 1332.288204][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.288273][ T32] r10:8291a684 r9:ead6dd84 r8:00000002 r7:60000113 r6:ead6dd8c r5:85146000 [ 1332.288300][ T32] r4:85146000 [ 1332.288323][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.288370][ T32] r5:85146000 r4:8291a680 [ 1332.288392][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.288437][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.288521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 [ 1332.288570][ T32] r4:00000000 [ 1332.288622][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.288702][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.288748][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.288806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512ee00 [ 1332.288873][ T32] r4:00000000 [ 1332.288939][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.289013][ T32] r9:83018205 r8:85146000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.289038][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.289088][ T32] r5:00001000 r4:e0707000 [ 1332.289138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.289184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.289230][ T32] r5:85120b8c r4:85120800 [ 1332.289251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.289300][ T32] r7:ddde2d80 r6:83018200 r5:85120b8c r4:8516e800 [ 1332.289321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.289401][ T32] r10:61c88647 r9:85146000 r8:8516e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.289428][ T32] r4:8516e800 [ 1332.289480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.289533][ T32] r10:00000000 r9:8516e800 r8:80287e08 r7:ead69e60 r6:8516e880 r5:85146000 [ 1332.289582][ T32] r4:00000001 [ 1332.289744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.289792][ T32] Exception stack(0xead6dfb0 to 0xead6dff8) [ 1332.289823][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.289854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.289882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.289912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.289934][ T32] r4:8512ea00 [ 1332.290354][ T32] INFO: task kworker/1:475:4314 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.290391][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.290487][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.290590][ T32] Call trace: [ 1332.290652][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.290710][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.290735][ T32] r4:00000000 [ 1332.290755][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.290837][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.290893][ T32] 1d20: c1a8a000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.290926][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.290969][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.291027][ T32] r5:800f0013 r4:80239bb0 [ 1332.291073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.291120][ T32] r4:82ac21e4 [ 1332.291142][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.291184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.291207][ T32] r4:e0171dc0 [ 1332.291244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.291349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.291380][ T32] r4:00000000 [ 1332.291401][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.291448][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.291469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.291510][ T32] r5:00001000 r4:e0027000 [ 1332.291531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.291570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.291613][ T32] r5:84b0438c r4:84b04000 [ 1332.291633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.291728][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.291754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.291804][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.291827][ T32] r4:849f2f80 [ 1332.291846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.291919][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.291975][ T32] r4:00000001 [ 1332.292018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.292058][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.292085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.292114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.292140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.292168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.292239][ T32] r4:842ee080 [ 1332.292265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.292322][ T32] INFO: task kworker/1:476:4317 blocked for more than 458 seconds. [ 1332.292358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.292409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.292434][ T32] task:kworker/1:476 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.292512][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.292609][ T32] Call trace: [ 1332.292662][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.292716][ T32] r10:8291a684 r9:ead71d84 r8:00000002 r7:60000113 r6:ead71d8c r5:85146c00 [ 1332.292742][ T32] r4:85146c00 [ 1332.292762][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.292805][ T32] r5:85146c00 r4:8291a680 [ 1332.292825][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.292982][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.293031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1332.293071][ T32] r4:00000000 [ 1332.293095][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.293130][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.293166][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.293207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512ea80 [ 1332.293248][ T32] r4:00000000 [ 1332.293271][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.293317][ T32] r9:83018205 r8:85146c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1332.293363][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.293410][ T32] r5:00001000 r4:e06a9000 [ 1332.293430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.293469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.293511][ T32] r5:8512038c r4:85120000 [ 1332.293532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.293605][ T32] r7:ddde2d80 r6:83018200 r5:8512038c r4:8516e900 [ 1332.293634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.293683][ T32] r10:61c88647 r9:85146c00 r8:8516e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.293714][ T32] r4:8516e900 [ 1332.293734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.293778][ T32] r10:00000000 r9:8516e900 r8:80287e08 r7:ead6de60 r6:8516e980 r5:85146c00 [ 1332.293802][ T32] r4:00000001 [ 1332.293820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.293854][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1332.293880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.293908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.293934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.293969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.294023][ T32] r4:8512ea40 [ 1332.294231][ T32] INFO: task kworker/1:476:4317 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.294264][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.294378][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.294421][ T32] Call trace: [ 1332.294451][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.294500][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.294524][ T32] r4:00000000 [ 1332.294560][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.294603][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.294631][ T32] 1d20: c1a8a000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.294659][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.294700][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.294729][ T32] r5:800f0013 r4:80239bb0 [ 1332.294749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.294829][ T32] r4:82ac21e4 [ 1332.294854][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.294898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.294921][ T32] r4:e0171dc0 [ 1332.294939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.294980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.295003][ T32] r4:00000000 [ 1332.295022][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.295067][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.295107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.295152][ T32] r5:00001000 r4:e0027000 [ 1332.295173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.295213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.295254][ T32] r5:84b0438c r4:84b04000 [ 1332.295296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.295347][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.295368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.295415][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.295437][ T32] r4:849f2f80 [ 1332.295456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.295501][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.295523][ T32] r4:00000001 [ 1332.295575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.295614][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.295641][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.295701][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.295733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.295762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.295785][ T32] r4:842ee080 [ 1332.295858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.295887][ T32] INFO: task kworker/0:122:4318 blocked for more than 458 seconds. [ 1332.295925][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.295952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.295973][ T32] task:kworker/0:122 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.296157][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.296204][ T32] Call trace: [ 1332.296265][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.296354][ T32] r10:8291a684 r9:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:85140000 [ 1332.296381][ T32] r4:85140000 [ 1332.296402][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.296461][ T32] r5:85140000 r4:8291a680 [ 1332.296484][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.296540][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.296608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1332.296631][ T32] r4:00000000 [ 1332.296650][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.296684][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.296752][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.296800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851812c0 [ 1332.296849][ T32] r4:00000000 [ 1332.296873][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.296958][ T32] r9:83018005 r8:85140000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.296985][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.297028][ T32] r5:00001000 r4:e079f000 [ 1332.297048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.297086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.297127][ T32] r5:851a638c r4:851a6000 [ 1332.297147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.297264][ T32] r7:dddced80 r6:83018000 r5:851a638c r4:8505b880 [ 1332.320322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.320473][ T32] r10:61c88647 r9:85140000 r8:8505b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.320501][ T32] r4:8505b880 [ 1332.320522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.320572][ T32] r10:00000000 r9:8505b880 r8:80287e08 r7:ead45e60 r6:8516ea00 r5:85140000 [ 1332.320595][ T32] r4:00000001 [ 1332.320630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.320675][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1332.320740][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.320775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.320804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.320834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.320858][ T32] r4:85067dc0 [ 1332.321285][ T32] INFO: task kworker/0:122:4318 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.321325][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.321423][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.321474][ T32] Call trace: [ 1332.321588][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.321645][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.321668][ T32] r4:00000000 [ 1332.321704][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.321750][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.321806][ T32] 1d20: c1d4a000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.321840][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.321867][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.321893][ T32] r5:800f0013 r4:80239bb0 [ 1332.321913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.321959][ T32] r4:82ac21e4 [ 1332.322019][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.322067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.322091][ T32] r4:e0171dc0 [ 1332.322136][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.322292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.322320][ T32] r4:00000000 [ 1332.322341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.322390][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.322413][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.322455][ T32] r5:00001000 r4:e0027000 [ 1332.322476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.322567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.322615][ T32] r5:84b0438c r4:84b04000 [ 1332.322679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.322740][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.322764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.322856][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.322880][ T32] r4:849f2f80 [ 1332.322900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.323020][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.323050][ T32] r4:00000001 [ 1332.323149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.323243][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.323274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.323303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.323331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.323361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.323388][ T32] r4:842ee080 [ 1332.323437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.323470][ T32] INFO: task kworker/1:477:4319 blocked for more than 458 seconds. [ 1332.323555][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.323586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.323607][ T32] task:kworker/1:477 state:D stack:0 pid:4319 tgid:4319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.323704][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.323752][ T32] Call trace: [ 1332.323783][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.323833][ T32] r10:8291a684 r9:ead7dd84 r8:00000002 r7:60000113 r6:ead7dd8c r5:85139800 [ 1332.323885][ T32] r4:85139800 [ 1332.323939][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.324002][ T32] r5:85139800 r4:8291a680 [ 1332.324024][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.324065][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.324110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 [ 1332.324147][ T32] r4:00000000 [ 1332.324225][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.324268][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.324303][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1332.324592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.324678][ T32] r5:8512078c r4:85120400 ** 3 printk messages dropped ** [ 1332.324844][ T32] r10:61c88647 r9:85139800 r8:8516eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.325179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.325834][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 5 printk messages dropped ** [ 1332.326142][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1332.326491][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.326676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.327390][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 7 printk messages dropped ** [ 1332.348293][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.349260][ T32] r4:85148000 ** 4 printk messages dropped ** [ 1332.349625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 ** 8 printk messages dropped ** [ 1332.350339][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.350435][ T32] r5:00001000 r4:e07b1000 [ 1332.350540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.350629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.350808][ T32] r5:85120f8c r4:85120c00 [ 1332.350859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.350958][ T32] r7:ddde2d80 r6:83018200 r5:85120f8c r4:8516eb80 [ 1332.351022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.351126][ T32] r10:61c88647 r9:85148000 r8:8516ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.351177][ T32] r4:8516eb80 [ 1332.351481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.351586][ T32] r10:00000000 r9:8516eb80 r8:80287e08 r7:ead6de60 r6:8516ec00 r5:85148000 [ 1332.351635][ T32] r4:00000001 [ 1332.351677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.351781][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1332.351963][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.352034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.352167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.352255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.352307][ T32] r4:8512ed80 [ 1332.353078][ T32] INFO: task kworker/1:478:4321 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.353152][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.353360][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.353553][ T32] Call trace: [ 1332.353627][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.353739][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.353791][ T32] r4:00000000 [ 1332.353835][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.353917][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.353976][ T32] 1d20: c20af000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.354039][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.354094][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.354145][ T32] r5:800f0013 r4:80239bb0 [ 1332.354191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.354277][ T32] r4:82ac21e4 [ 1332.354552][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.354746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.354822][ T32] r4:e0171dc0 [ 1332.354912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.355035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.355216][ T32] r4:00000000 [ 1332.355295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.355402][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.355449][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.355568][ T32] r5:00001000 r4:e0027000 [ 1332.355620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.355706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.355804][ T32] r5:84b0438c r4:84b04000 [ 1332.355892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.356300][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.356515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.356662][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.356723][ T32] r4:849f2f80 [ 1332.356768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.356867][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.356915][ T32] r4:00000001 [ 1332.356959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.357095][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.357155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.357217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.357433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.380750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1332.381037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.381763][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.382307][ T32] r9:83018205 r8:85148c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1332.382539][ T32] r5:8512138c r4:85121000 ** 1 printk messages dropped ** [ 1332.382615][ T32] r7:ddde2d80 r6:83018200 r5:8512138c r4:8516ec80 ** 7 printk messages dropped ** [ 1332.382964][ T32] Exception stack(0xead81fb0 to 0xead81ff8) ** 7 printk messages dropped ** [ 1332.383767][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.384074][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1332.384462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 9 printk messages dropped ** [ 1332.384982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.385349][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.385513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.385829][ T32] Call trace: [ 1332.385886][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.385935][ T32] r10:8291a684 r9:ead89d84 r8:00000002 r7:60000113 r6:ead89d8c r5:85149800 [ 1332.385984][ T32] r4:85149800 [ 1332.386008][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.386052][ T32] r5:85149800 r4:8291a680 [ 1332.386073][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.386115][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.386184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead89e08 [ 1332.386213][ T32] r4:00000000 [ 1332.386234][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.386269][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.386303][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.386370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851814c0 [ 1332.386397][ T32] r4:00000000 [ 1332.386418][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.386492][ T32] r9:83018005 r8:85149800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.386518][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.386576][ T32] r5:00001000 r4:e07ff000 [ 1332.386599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.386638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.386679][ T32] r5:851a678c r4:851a6400 [ 1332.386700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.386747][ T32] r7:dddced80 r6:83018000 r5:851a678c r4:8505b900 [ 1332.386789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.386878][ T32] r10:61c88647 r9:85149800 r8:8505b92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.386930][ T32] r4:8505b900 [ 1332.386959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.387007][ T32] r10:00000000 r9:8505b900 r8:80287e08 r7:ead45e60 r6:8516ed80 r5:85149800 [ 1332.387030][ T32] r4:00000001 [ 1332.387077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.387177][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 1332.387208][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.387239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.387345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.411090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.411193][ T32] r4:851811c0 [ 1332.411917][ T32] INFO: task kworker/0:123:4325 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.412012][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.412161][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.412288][ T32] Call trace: [ 1332.412359][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.412473][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.412528][ T32] r4:00000000 [ 1332.412573][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.412684][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.412759][ T32] 1d20: c2583000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.412824][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.412884][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.412937][ T32] r5:800f0013 r4:80239bb0 [ 1332.413035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.413167][ T32] r4:82ac21e4 [ 1332.413216][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.413324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.413376][ T32] r4:e0171dc0 [ 1332.413421][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1332.413584][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.414175][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1332.414708][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 5 printk messages dropped ** [ 1332.415129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.415871][ T32] Call trace: ** 3 printk messages dropped ** [ 1332.416175][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1332.416916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8517f340 ** 7 printk messages dropped ** [ 1332.438473][ T32] r5:8512178c r4:85121400 ** 3 printk messages dropped ** [ 1332.438865][ T32] r10:61c88647 r9:8514b000 r8:8516ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.439485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.441000][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 5 printk messages dropped ** [ 1332.441411][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1332.442062][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.442503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.443174][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.443686][ T32] r4:842ee080 ** 4 printk messages dropped ** [ 1332.444049][ T32] task:kworker/1:481 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.444875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 ** 2 printk messages dropped ** [ 1332.445057][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.445131][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.445223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8517f540 [ 1332.445295][ T32] r4:00000000 [ 1332.445349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.445451][ T32] r9:83018205 r8:8514a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1332.445540][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.445639][ T32] r5:00001000 r4:e07e5000 [ 1332.445711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.445809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.445898][ T32] r5:85121b8c r4:85121800 [ 1332.445944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.446051][ T32] r7:ddde2d80 r6:83018200 r5:85121b8c r4:8516ef00 [ 1332.446101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.446199][ T32] r10:61c88647 r9:8514a400 r8:8516ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.446263][ T32] r4:8516ef00 [ 1332.446313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.446411][ T32] r10:00000000 r9:8516ef00 r8:80287e08 r7:ead8de60 r6:8516ef80 r5:8514a400 [ 1332.446461][ T32] r4:00000001 [ 1332.446502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.446573][ T32] Exception stack(0xead91fb0 to 0xead91ff8) [ 1332.446628][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.446686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.446743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.446821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.446869][ T32] r4:8517f300 [ 1332.447198][ T32] INFO: task kworker/1:481:4330 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.447267][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.466911][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.467026][ T32] Call trace: [ 1332.467091][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.467151][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.467193][ T32] r4:00000000 [ 1332.467245][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.467341][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.467895][ T32] 1d20: c2a5a000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.467958][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.467989][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.468016][ T32] r5:800f0013 r4:80239bb0 [ 1332.468039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.468091][ T32] r4:82ac21e4 [ 1332.468112][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.468181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.468208][ T32] r4:e0171dc0 [ 1332.468230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.468279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.468303][ T32] r4:00000000 [ 1332.468323][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.468396][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.468429][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.468474][ T32] r5:00001000 r4:e0027000 [ 1332.468507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.468577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.468625][ T32] r5:84b0438c r4:84b04000 [ 1332.468645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.468701][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.468723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.468854][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.468895][ T32] r4:849f2f80 [ 1332.468940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.469053][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.469081][ T32] r4:00000001 [ 1332.469101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.469160][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.469216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.469248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.469316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.469360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.469385][ T32] r4:842ee080 [ 1332.469409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.469650][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.470067][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.470557][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.470856][ T32] r7:ddde2d80 r6:83018200 r5:8512378c r4:8517d000 ** 6 printk messages dropped ** [ 1332.471105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.471763][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.472395][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.472419][ T32] r5:800f0013 r4:80239bb0 [ 1332.472440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.472481][ T32] r4:82ac21e4 [ 1332.472500][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.472571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.472598][ T32] r4:e0171dc0 [ 1332.472643][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.472693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.472746][ T32] r4:00000000 [ 1332.472769][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.472826][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.472851][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.473000][ T32] r5:00001000 r4:e0027000 [ 1332.473027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.473070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.473112][ T32] r5:84b0438c r4:84b04000 [ 1332.473132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.473198][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.473248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.473528][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 7 printk messages dropped ** [ 1332.473785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.474085][ T32] r4:8514bc00 ** 3 printk messages dropped ** [ 1332.474214][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1332.474764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.474864][ T32] r5:85121f8c r4:85121c00 ** 3 printk messages dropped ** [ 1332.475034][ T32] r10:61c88647 r9:8514bc00 r8:8517d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.475285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.475865][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1332.476178][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.476328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 10 printk messages dropped ** [ 1332.477018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.509922][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 4 printk messages dropped ** [ 1332.510070][ T32] r4:842ee080 ** 4 printk messages dropped ** [ 1332.510258][ T32] task:kworker/0:124 state:D stack:0 pid:4335 tgid:4335 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.510689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 ** 8 printk messages dropped ** [ 1332.511074][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.511348][ T32] r7:dddced80 r6:83018000 r5:851a6f8c r4:8505b980 ** 6 printk messages dropped ** [ 1332.511544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1332.512346][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1332.512815][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.513050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.513181][ T32] r4:00000000 [ 1332.513209][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.513258][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.513279][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.513332][ T32] r5:00001000 r4:e0027000 [ 1332.513356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.513422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.513471][ T32] r5:84b0438c r4:84b04000 [ 1332.513547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.513617][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.513669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.513749][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.513775][ T32] r4:849f2f80 [ 1332.513872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.513923][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.513947][ T32] r4:00000001 [ 1332.513982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.514024][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.514076][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.514119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.514155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.514250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.514325][ T32] r4:842ee080 [ 1332.514349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.514399][ T32] INFO: task kworker/1:484:4338 blocked for more than 459 seconds. [ 1332.514454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.514505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.514554][ T32] task:kworker/1:484 state:D stack:0 pid:4338 tgid:4338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.514603][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.514644][ T32] Call trace: [ 1332.514673][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.514721][ T32] r10:8291a684 r9:ead9dd84 r8:00000002 r7:60000113 r6:ead9dd8c r5:8514ec00 [ 1332.514823][ T32] r4:8514ec00 [ 1332.514849][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.514896][ T32] r5:8514ec00 r4:8291a680 [ 1332.514941][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.514988][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.515032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1332.515132][ T32] r4:00000000 [ 1332.515156][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.515193][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.515280][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.515326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8517fa40 [ 1332.515350][ T32] r4:00000000 [ 1332.515369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.515413][ T32] r9:83018205 r8:8514ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1332.515434][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.515475][ T32] r5:00001000 r4:e0833000 [ 1332.515495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.515548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.515594][ T32] r5:8512238c r4:85122000 [ 1332.515641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.515691][ T32] r7:ddde2d80 r6:83018200 r5:8512238c r4:8517d280 [ 1332.515713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.515759][ T32] r10:61c88647 r9:8514ec00 r8:8517d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.515782][ T32] r4:8517d280 [ 1332.515801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.515875][ T32] r10:00000000 r9:8517d280 r8:80287e08 r7:ead95e60 r6:8517d300 r5:8514ec00 [ 1332.515900][ T32] r4:00000001 [ 1332.515919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.515962][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 1332.515991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.516019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.516047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.516077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.516124][ T32] r4:8517fb00 [ 1332.516303][ T32] INFO: task kworker/1:484:4338 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 6 printk messages dropped ** [ 1332.516852][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1332.517246][ T32] r4:e0171dc0 ** 5 printk messages dropped ** [ 1332.537865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.538480][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1332.538802][ T32] INFO: task kworker/1:485:4339 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1332.539538][ T32] r4:8514e000 ** 4 printk messages dropped ** [ 1332.539787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 ** 7 printk messages dropped ** [ 1332.540241][ T32] r9:83018205 r8:8514e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 6 printk messages dropped ** [ 1332.540512][ T32] r7:ddde2d80 r6:83018200 r5:8512278c r4:8517d380 ** 6 printk messages dropped ** [ 1332.540781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.541367][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.541637][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1332.541871][ T32] r4:82ac21e4 [ 1332.541891][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.541933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.541986][ T32] r4:e0171dc0 [ 1332.542008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.542113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.542153][ T32] r4:00000000 [ 1332.542177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.542235][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.542259][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.542331][ T32] r5:00001000 r4:e0027000 [ 1332.542354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.542395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.542459][ T32] r5:84b0438c r4:84b04000 [ 1332.542509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.542624][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.542666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.542717][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.542740][ T32] r4:849f2f80 [ 1332.542758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.542832][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.542855][ T32] r4:00000001 [ 1332.542901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.542962][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.542991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.543021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.543063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.543121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.543148][ T32] r4:842ee080 [ 1332.543169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.543193][ T32] INFO: task kworker/1:486:4342 blocked for more than 459 seconds. [ 1332.543253][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.543305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.543329][ T32] task:kworker/1:486 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.543376][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.543448][ T32] Call trace: [ 1332.543478][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.543527][ T32] r10:8291a684 r9:eada5d84 r8:00000002 r7:60000113 r6:eada5d8c r5:85150000 [ 1332.543550][ T32] r4:85150000 [ 1332.543570][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.543667][ T32] r5:85150000 r4:8291a680 [ 1332.543698][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.543744][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.543791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 1332.543814][ T32] r4:00000000 [ 1332.543833][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.543892][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.543982][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.544029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8517fd40 [ 1332.544105][ T32] r4:00000000 [ 1332.544155][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.544205][ T32] r9:83018205 r8:85150000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1332.544228][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.544269][ T32] r5:00001000 r4:dfa0b000 [ 1332.544289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.544327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.544396][ T32] r5:85122b8c r4:85122800 [ 1332.544419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.544491][ T32] r7:ddde2d80 r6:83018200 r5:85122b8c r4:8517d480 [ 1332.544515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.544589][ T32] r10:61c88647 r9:85150000 r8:8517d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.544615][ T32] r4:8517d480 [ 1332.544634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.544681][ T32] r10:00000000 r9:8517d480 r8:80287e08 r7:ead95e60 r6:8517d500 r5:85150000 [ 1332.544728][ T32] r4:00000001 [ 1332.544752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.544839][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1332.544895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.544928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.544960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.544990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.545137][ T32] r4:8517fd80 [ 1332.545294][ T32] INFO: task kworker/1:486:4342 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 5 printk messages dropped ** [ 1332.545643][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.545782][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 9 printk messages dropped ** [ 1332.546129][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.546424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.546724][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1332.546989][ T32] r4:842ee080 ** 4 printk messages dropped ** [ 1332.547109][ T32] task:kworker/1:487 state:D stack:0 pid:4343 tgid:4343 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.570093][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.570379][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.570699][ T32] r5:85122f8c r4:85122c00 ** 1 printk messages dropped ** [ 1332.570832][ T32] r7:ddde2d80 r6:83018200 r5:85122f8c r4:8517d580 ** 3 printk messages dropped ** [ 1332.571017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1332.571719][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.572402][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1332.572803][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.572994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.573577][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 10 printk messages dropped ** [ 1332.573905][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.574154][ T32] r4:85153000 ** 4 printk messages dropped ** [ 1332.574315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 ** 10 printk messages dropped ** [ 1332.574688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.574988][ T32] r10:61c88647 r9:85153000 r8:8517d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.575257][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.575749][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.576153][ T32] 1d20: c39ba000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.576182][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.576213][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.576237][ T32] r5:800f0013 r4:80239bb0 [ 1332.576258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.576315][ T32] r4:82ac21e4 [ 1332.576338][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.576381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.576435][ T32] r4:e0171dc0 [ 1332.576457][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.576501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.576549][ T32] r4:00000000 [ 1332.576588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.576638][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.576764][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.576810][ T32] r5:00001000 r4:e0027000 [ 1332.576831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.576899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.576944][ T32] r5:84b0438c r4:84b04000 [ 1332.576971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.577019][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.577041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.577088][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.577147][ T32] r4:849f2f80 [ 1332.577170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.577218][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.577257][ T32] r4:00000001 [ 1332.577351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.599803][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.599872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.599911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.599957][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.599998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.600056][ T32] r4:842ee080 [ 1332.600091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.600196][ T32] INFO: task kworker/1:489:4348 blocked for more than 459 seconds. [ 1332.600244][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.600272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.600295][ T32] task:kworker/1:489 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.600346][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.600401][ T32] Call trace: [ 1332.600464][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.600519][ T32] r10:8291a684 r9:eab85d84 r8:00000002 r7:60000113 r6:eab85d8c r5:85151800 [ 1332.600545][ T32] r4:85151800 [ 1332.600565][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.600608][ T32] r5:85151800 r4:8291a680 [ 1332.600629][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.600669][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.600751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 [ 1332.600785][ T32] r4:00000000 [ 1332.600804][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.600916][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.600977][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.601026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851881c0 [ 1332.601051][ T32] r4:00000000 [ 1332.601095][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.601147][ T32] r9:83018205 r8:85151800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1332.601171][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.601277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.601323][ T32] r5:85123b8c r4:85123800 ** 3 printk messages dropped ** [ 1332.601550][ T32] r10:61c88647 r9:85151800 r8:8517d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.601850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.602511][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1332.602883][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.603065][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.603430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.603862][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 8 printk messages dropped ** [ 1332.604277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.604794][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.605218][ T32] r9:83018205 r8:85153c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1332.605415][ T32] r5:85123f8c r4:85123c00 ** 4 printk messages dropped ** [ 1332.605570][ T32] r4:8517d880 ** 4 printk messages dropped ** [ 1332.605801][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) ** 7 printk messages dropped ** [ 1332.606321][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.606659][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 9 printk messages dropped ** [ 1332.607101][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.629075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.629522][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.629549][ T32] r4:00000001 [ 1332.629569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.629608][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.629637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.629724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.629782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.629904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.629955][ T32] r4:842ee080 [ 1332.629983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.630021][ T32] INFO: task kworker/1:491:4351 blocked for more than 459 seconds. [ 1332.630072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.630100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.630148][ T32] task:kworker/1:491 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.630230][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.630274][ T32] Call trace: [ 1332.630304][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.630391][ T32] r10:8291a684 r9:eac39d84 r8:00000002 r7:60000113 r6:eac39d8c r5:85154800 [ 1332.630495][ T32] r4:85154800 [ 1332.630519][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.630566][ T32] r5:85154800 r4:8291a680 [ 1332.630586][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.630626][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.630668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac39e08 [ 1332.630691][ T32] r4:00000000 [ 1332.630713][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.630748][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.630821][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.630869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85188540 [ 1332.630891][ T32] r4:00000000 [ 1332.630911][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.630976][ T32] r9:83018205 r8:85154800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1332.631029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.631086][ T32] r5:00001000 r4:e0569000 [ 1332.631107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.631173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.631221][ T32] r5:8521c38c r4:8521c000 [ 1332.631268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.631349][ T32] r7:ddde2d80 r6:83018200 r5:8521c38c r4:8517d980 [ 1332.631374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.631455][ T32] r10:61c88647 r9:85154800 r8:8517d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.631506][ T32] r4:8517d980 [ 1332.631530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.631595][ T32] r10:00000000 r9:8517d980 r8:80287e08 r7:eac11e60 r6:8517da00 r5:85154800 [ 1332.631644][ T32] r4:00000001 [ 1332.631683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.631729][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 1332.631756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.631785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.631813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.631895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.631921][ T32] r4:85188180 [ 1332.632218][ T32] INFO: task kworker/1:491:4351 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.632278][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.632415][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.632503][ T32] Call trace: [ 1332.632591][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.632645][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.632669][ T32] r4:00000000 [ 1332.632689][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.632728][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.632756][ T32] 1d20: c4241000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.632785][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 3 printk messages dropped ** [ 1332.632896][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.633147][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.633264][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.633720][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 5 printk messages dropped ** [ 1332.633897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.634215][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.634460][ T32] r5:85155400 r4:8291a680 ** 6 printk messages dropped ** [ 1332.634795][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.635215][ T32] r5:8521cf8c r4:8521cc00 ** 3 printk messages dropped ** [ 1332.635421][ T32] r10:61c88647 r9:85155400 r8:8517daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.635762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.635791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.635845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.635872][ T32] r4:85188680 [ 1332.636029][ T32] INFO: task kworker/1:492:4354 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.636059][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.636144][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.636210][ T32] Call trace: [ 1332.636261][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.636356][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.636383][ T32] r4:00000000 [ 1332.636489][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.636539][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.636582][ T32] 1d20: c4241000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.636614][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.636640][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.636663][ T32] r5:800f0013 r4:80239bb0 [ 1332.636683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.636722][ T32] r4:82ac21e4 [ 1332.636767][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.636820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.636853][ T32] r4:e0171dc0 [ 1332.636899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.636964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.636993][ T32] r4:00000000 [ 1332.637065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.637119][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.637141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.637184][ T32] r5:00001000 r4:e0027000 [ 1332.637204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.637246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.637348][ T32] r5:84b0438c r4:84b04000 [ 1332.658293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.658382][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.658407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.658479][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.658539][ T32] r4:849f2f80 [ 1332.658578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.658630][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.658656][ T32] r4:00000001 [ 1332.658676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.658750][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.658854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.658921][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.658956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.658990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.659013][ T32] r4:842ee080 [ 1332.659035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.659080][ T32] INFO: task kworker/1:493:4355 blocked for more than 459 seconds. [ 1332.659114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.659215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.659348][ T32] task:kworker/1:493 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.659516][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.659633][ T32] Call trace: [ 1332.659680][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.659755][ T32] r10:8291a684 r9:eac55d84 r8:00000002 r7:60000113 r6:eac55d8c r5:85156000 [ 1332.659783][ T32] r4:85156000 [ 1332.659866][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.659913][ T32] r5:85156000 r4:8291a680 [ 1332.659934][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.659980][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.660026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 1332.660049][ T32] r4:00000000 [ 1332.660068][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.660102][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.660203][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.660321][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.660482][ T32] r5:8521c78c r4:8521c400 [ 1332.660502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.660559][ T32] r7:ddde2d80 r6:83018200 r5:8521c78c r4:8517db80 ** 1 printk messages dropped ** [ 1332.660631][ T32] r10:61c88647 r9:85156000 r8:8517dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1332.660776][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.660888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.661395][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1332.661812][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1332.662098][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1332.662277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 3 printk messages dropped ** [ 1332.662383][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.662561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.662760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.663004][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.663147][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.663409][ T32] INFO: task kworker/1:494:4358 blocked for more than 459 seconds. [ 1332.663440][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.663489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.663515][ T32] task:kworker/1:494 state:D stack:0 pid:4358 tgid:4358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.663561][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.663603][ T32] Call trace: [ 1332.663636][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.663684][ T32] r10:8291a684 r9:eacc5d84 r8:00000002 r7:60000113 r6:eacc5d8c r5:85156c00 [ 1332.663712][ T32] r4:85156c00 [ 1332.663732][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.663776][ T32] r5:85156c00 r4:8291a680 [ 1332.663872][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.663916][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.663963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc5e08 [ 1332.663988][ T32] r4:00000000 [ 1332.664006][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.664040][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.664090][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.664135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85188840 [ 1332.664157][ T32] r4:00000000 [ 1332.664178][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.664223][ T32] r9:83018205 r8:85156c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1332.664255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.664347][ T32] r5:00001000 r4:e076d000 [ 1332.664428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.664474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.664518][ T32] r5:8521cb8c r4:8521c800 [ 1332.664563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.664645][ T32] r7:ddde2d80 r6:83018200 r5:8521cb8c r4:8517dc80 [ 1332.664669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.664721][ T32] r10:61c88647 r9:85156c00 r8:8517dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.664746][ T32] r4:8517dc80 [ 1332.664769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.664856][ T32] r10:00000000 r9:8517dc80 r8:80287e08 r7:eac21e60 r6:8517dd00 r5:85156c00 [ 1332.664883][ T32] r4:00000001 [ 1332.664902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.664987][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) [ 1332.665018][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.665046][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.665125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.665157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.665191][ T32] r4:85188980 [ 1332.665361][ T32] INFO: task kworker/1:494:4358 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.665419][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.665564][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.665607][ T32] Call trace: [ 1332.665636][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.665686][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.665739][ T32] r4:00000000 [ 1332.665781][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.665826][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.665882][ T32] 1d20: c4402000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.665966][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.665995][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.666021][ T32] r5:800f0013 r4:80239bb0 [ 1332.666042][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.666134][ T32] r4:82ac21e4 [ 1332.666174][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.666249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.666275][ T32] r4:e0171dc0 [ 1332.666319][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.666366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.666388][ T32] r4:00000000 [ 1332.666419][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.666472][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.666495][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.666579][ T32] r5:00001000 r4:e0027000 [ 1332.666604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.666646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.666950][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.687737][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.688006][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.688281][ T32] r5:85152400 r4:8291a680 ** 6 printk messages dropped ** [ 1332.688665][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.689281][ T32] r5:8521d38c r4:8521d000 ** 1 printk messages dropped ** [ 1332.689349][ T32] r7:ddde2d80 r6:83018200 r5:8521d38c r4:8517dd80 ** 7 printk messages dropped ** [ 1332.689599][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) ** 6 printk messages dropped ** [ 1332.690391][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.691109][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.691399][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.691784][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1332.692070][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1332.692319][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1332.692515][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.692931][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.693302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.693709][ T32] r7:ddde2d80 r6:83018200 r5:8521d78c r4:8517de80 ** 5 printk messages dropped ** [ 1332.694073][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.694214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.694812][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.694960][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.694986][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.695136][ T32] r5:800f0013 r4:80239bb0 [ 1332.695303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.695446][ T32] r4:82ac21e4 [ 1332.695502][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.695635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.695695][ T32] r4:e0171dc0 [ 1332.695744][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.695844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.695899][ T32] r4:00000000 [ 1332.695972][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.696099][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.696155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.696247][ T32] r5:00001000 r4:e0027000 [ 1332.696293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.696380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.696480][ T32] r5:84b0438c r4:84b04000 [ 1332.696528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.696642][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.696727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.696841][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.696892][ T32] r4:849f2f80 [ 1332.696981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.697120][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.697182][ T32] r4:00000001 [ 1332.697227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.728437][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.728625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.728703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.728767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.728842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.728964][ T32] r4:842ee080 [ 1332.729022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.729127][ T32] INFO: task kworker/1:497:4365 blocked for more than 459 seconds. [ 1332.729198][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.729248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.729293][ T32] task:kworker/1:497 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.729405][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.729544][ T32] Call trace: [ 1332.729629][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.729743][ T32] r10:8291a684 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:85159800 [ 1332.729793][ T32] r4:85159800 [ 1332.729849][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.729940][ T32] r5:85159800 r4:8291a680 [ 1332.730006][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.730092][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.730178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1332.730225][ T32] r4:00000000 [ 1332.730288][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.730399][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.730480][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.730566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845b2940 [ 1332.730613][ T32] r4:00000000 [ 1332.730687][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.730831][ T32] r9:83018205 r8:85159800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.730886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.730982][ T32] r5:00001000 r4:e4901000 [ 1332.731031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.731243][ T32] r5:8521db8c r4:8521d800 [ 1332.731293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.731598][ T32] r4:8517df80 ** 3 printk messages dropped ** [ 1332.731826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.733153][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.733634][ T32] 1d20: c4bfe000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 7 printk messages dropped ** [ 1332.734393][ T32] r4:e0171dc0 ** 5 printk messages dropped ** [ 1332.734862][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.735774][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1332.736362][ T32] INFO: task kworker/1:498:4367 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1332.737009][ T32] r4:8515a400 ** 5 printk messages dropped ** [ 1332.760511][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.760986][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.761445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.761859][ T32] r10:61c88647 r9:8515a400 r8:8519c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.762451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.763869][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1332.764443][ T32] r4:82ac21e4 [ 1332.764490][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.764580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.764629][ T32] r4:e0171dc0 [ 1332.764671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.764775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.764836][ T32] r4:00000000 [ 1332.764925][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.765031][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.765078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.765163][ T32] r5:00001000 r4:e0027000 [ 1332.765205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.765284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.765368][ T32] r5:84b0438c r4:84b04000 [ 1332.765410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.765503][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.765547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.765641][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.765705][ T32] r4:849f2f80 [ 1332.765753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.765849][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.765896][ T32] r4:00000001 [ 1332.765938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.766021][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.766077][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.766135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.766190][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.766250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.766298][ T32] r4:842ee080 [ 1332.766339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.766424][ T32] INFO: task kworker/1:499:4369 blocked for more than 459 seconds. [ 1332.766491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.766557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.766605][ T32] task:kworker/1:499 state:D stack:0 pid:4369 tgid:4369 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.766724][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.766829][ T32] Call trace: [ 1332.766891][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.767013][ T32] r10:8291a684 r9:eadb5d84 r8:00000002 r7:60000113 r6:eadb5d8c r5:8515b000 [ 1332.767091][ T32] r4:8515b000 [ 1332.767140][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.767227][ T32] r5:8515b000 r4:8291a680 [ 1332.767380][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.787892][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.788050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 [ 1332.788117][ T32] r4:00000000 [ 1332.788179][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.788260][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.788340][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.788455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519b240 [ 1332.788527][ T32] r4:00000000 [ 1332.788574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.788678][ T32] r9:83018205 r8:8515b000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1332.788755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.788859][ T32] r5:00001000 r4:e4955000 [ 1332.788910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.789011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.789125][ T32] r5:8521e38c r4:8521e000 [ 1332.789185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.789289][ T32] r7:ddde2d80 r6:83018200 r5:8521e38c r4:8519c180 [ 1332.789333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.789427][ T32] r10:61c88647 r9:8515b000 r8:8519c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.789471][ T32] r4:8519c180 [ 1332.789514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.789606][ T32] r10:00000000 r9:8519c180 r8:80287e08 r7:eadb1e60 r6:8519c200 r5:8515b000 [ 1332.789650][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.789974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.791330][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 5 printk messages dropped ** [ 1332.791672][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1332.792317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1332.793129][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 5 printk messages dropped ** [ 1332.793497][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.793968][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1332.794315][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.795026][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.795661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.795968][ T32] r5:8521ef8c r4:8521ec00 [ 1332.796011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.796101][ T32] r7:ddde2d80 r6:83018200 r5:8521ef8c r4:8519c280 [ 1332.796145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.796288][ T32] r10:61c88647 r9:84806000 r8:8519c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.796342][ T32] r4:8519c280 [ 1332.796383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.796475][ T32] r10:00000000 r9:8519c280 r8:80287e08 r7:eadb5e60 r6:8505ba00 r5:84806000 [ 1332.796546][ T32] r4:00000001 [ 1332.796611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.796684][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) [ 1332.796752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.796823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.796881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.796960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.797011][ T32] r4:8519b200 [ 1332.816954][ T32] INFO: task kworker/1:500:4370 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.817084][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.817247][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.817958][ T32] Call trace: [ 1332.818058][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.818210][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.818292][ T32] r4:00000000 [ 1332.818348][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.818432][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.818494][ T32] 1d20: c5373000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.818556][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.818615][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.818669][ T32] r5:800f0013 r4:80239bb0 [ 1332.818715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.818874][ T32] r4:82ac21e4 [ 1332.818931][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.819051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1332.819105][ T32] r4:e0171dc0 [ 1332.819145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.819232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1332.819305][ T32] r4:00000000 [ 1332.819356][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.819454][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.819505][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.819606][ T32] r5:00001000 r4:e0027000 [ 1332.819670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.819779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.819890][ T32] r5:84b0438c r4:84b04000 [ 1332.819939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.820047][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.820092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.820186][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.820234][ T32] r4:849f2f80 [ 1332.820275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.820392][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.820444][ T32] r4:00000001 [ 1332.820486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.820559][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.820613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.820671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.820744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.820806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.820852][ T32] r4:842ee080 [ 1332.820939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.821006][ T32] INFO: task kworker/1:501:4372 blocked for more than 459 seconds. [ 1332.821069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.821121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.821180][ T32] task:kworker/1:501 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.821301][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.821382][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.821537][ T32] r10:8291a684 r9:eadc9d84 r8:00000002 r7:60000013 r6:eadc9d8c r5:84806c00 ** 6 printk messages dropped ** [ 1332.821992][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.822453][ T32] r9:83018205 r8:84806c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 4 printk messages dropped ** [ 1332.822906][ T32] r5:8521e78c r4:8521e400 [ 1332.822965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1332.823282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.823829][ T32] r4:8519b340 ** 5 printk messages dropped ** [ 1332.825111][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1332.825671][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1332.825914][ T32] r4:e0171dc0 ** 5 printk messages dropped ** [ 1332.826301][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.827093][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 10 printk messages dropped ** [ 1332.861733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1332.862323][ T32] r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000013 r6:eadcdd8c r5:84805400 ** 9 printk messages dropped ** [ 1332.862978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.863979][ T32] r5:8521eb8c r4:8521e800 [ 1332.864029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.864126][ T32] r7:ddde2d80 r6:83018200 r5:8521eb8c r4:8519c380 [ 1332.864170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.864263][ T32] r10:61c88647 r9:84805400 r8:8519c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.864311][ T32] r4:8519c380 [ 1332.864354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.864449][ T32] r10:00000000 r9:8519c380 r8:80287e08 r7:eadbde60 r6:8505bb00 r5:84805400 [ 1332.864531][ T32] r4:00000001 [ 1332.864578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.864654][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1332.864709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.864798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.864859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.864933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.864990][ T32] r4:8519b680 [ 1332.865794][ T32] INFO: task kworker/1:502:4374 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.865880][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.866002][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.866087][ T32] Call trace: [ 1332.866149][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.866246][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1332.866294][ T32] r4:00000000 [ 1332.866336][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.866413][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1332.866470][ T32] 1d20: c5947000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1332.866528][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1332.866581][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.866744][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1332.866943][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1332.882630][ T32] r5:84b0438c r4:84b04000 ** 9 printk messages dropped ** [ 1332.883331][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 14 printk messages dropped ** [ 1332.884453][ T32] r4:84804800 ** 10 printk messages dropped ** [ 1332.885277][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.885817][ T32] r5:8521f38c r4:8521f000 ** 1 printk messages dropped ** [ 1332.886073][ T32] r7:ddde2d80 r6:83018200 r5:8521f38c r4:8519c400 [ 1332.886123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.886217][ T32] r10:61c88647 r9:84804800 r8:8519c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.886263][ T32] r4:8519c400 [ 1332.886304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.886395][ T32] r10:00000000 r9:8519c400 r8:80287e08 r7:eadbde60 r6:8505bb80 r5:84804800 [ 1332.886443][ T32] r4:00000001 [ 1332.886484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.886555][ T32] Exception stack(0xeadb9fb0 to 0xeadb9ff8) [ 1332.886611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.886744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.886825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.886887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.886936][ T32] r4:8519b680 [ 1332.910389][ T32] INFO: task kworker/1:503:4377 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1332.910598][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.911396][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 13 printk messages dropped ** [ 1332.912672][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 14 printk messages dropped ** [ 1332.914037][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 15 printk messages dropped ** [ 1332.915291][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1332.917018][ T32] r5:851a7f8c r4:851a7c00 ** 1 printk messages dropped ** [ 1332.917244][ T32] r7:dddced80 r6:83018000 r5:851a7f8c r4:8505bc00 ** 14 printk messages dropped ** [ 1332.942747][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1332.944313][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1332.944711][ T32] r5:84b0438c r4:84b04000 [ 1332.944755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.944849][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1332.944894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.945015][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.945069][ T32] r4:849f2f80 [ 1332.945131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.945231][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1332.945281][ T32] r4:00000001 [ 1332.945341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.945422][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1332.945477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.945536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.945590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.945649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.945697][ T32] r4:842ee080 [ 1332.945742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.945819][ T32] INFO: task kworker/0:126:4380 blocked for more than 459 seconds. [ 1332.945885][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.945957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.946005][ T32] task:kworker/0:126 state:D stack:0 pid:4380 tgid:4380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.946099][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.946199][ T32] Call trace: [ 1332.946278][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.946372][ T32] r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:84803c00 [ 1332.946472][ T32] r4:84803c00 [ 1332.946521][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.946624][ T32] r5:84803c00 r4:8291a680 [ 1332.946671][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.946867][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 ** 12 printk messages dropped ** [ 1332.965667][ T32] r5:851a7b8c r4:851a7800 ** 1 printk messages dropped ** [ 1332.965826][ T32] r7:dddced80 r6:83018000 r5:851a7b8c r4:8505bd00 ** 10 printk messages dropped ** [ 1332.966549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1332.975382][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 16 printk messages dropped ** [ 1332.976529][ T32] r5:84b0438c r4:84b04000 ** 9 printk messages dropped ** [ 1332.977191][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 10 printk messages dropped ** [ 1332.991768][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.992166][ T32] r10:8291a684 r9:eade5d84 r8:00000002 r7:60000113 r6:eade5d8c r5:84802400 [ 1332.992255][ T32] r4:84802400 [ 1332.992305][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.992393][ T32] r5:84802400 r4:8291a680 [ 1332.992449][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.992557][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.992656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 [ 1332.992705][ T32] r4:00000000 [ 1332.992746][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.992815][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.992890][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.992984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519b9c0 [ 1332.993033][ T32] r4:00000000 [ 1332.993074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.993165][ T32] r9:83018205 r8:84802400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1332.993501][ T32] r5:8521f78c r4:8521f400 ** 4 printk messages dropped ** [ 1332.993853][ T32] r4:8519c480 ** 9 printk messages dropped ** [ 1332.994476][ T32] r4:8519b980 ** 7 printk messages dropped ** [ 1332.995782][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 17 printk messages dropped ** [ 1332.996914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1333.008563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.009172][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.009263][ T32] Call trace: [ 1333.009359][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.009464][ T32] r10:8291a684 r9:eadedd84 r8:00000002 r7:60000113 r6:eadedd8c r5:84a88000 [ 1333.009511][ T32] r4:84a88000 [ 1333.009553][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.009636][ T32] r5:84a88000 r4:8291a680 [ 1333.009678][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.009757][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.009860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadede08 [ 1333.009927][ T32] r4:00000000 [ 1333.009978][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.010050][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.010125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.010762][ T32] r5:8522438c r4:85224000 ** 2 printk messages dropped ** [ 1333.010969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1333.012657][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.013579][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1333.014160][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1333.015367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.015421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.015495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.015569][ T32] r4:842ee080 [ 1333.015617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.015665][ T32] INFO: task kworker/1:506:4386 blocked for more than 459 seconds. [ 1333.015721][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.015784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.015833][ T32] task:kworker/1:506 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.015964][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.016054][ T32] Call trace: [ 1333.016129][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.016227][ T32] r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000113 r6:eadf1d8c r5:84a88c00 [ 1333.016274][ T32] r4:84a88c00 [ 1333.016316][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.016400][ T32] r5:84a88c00 r4:8291a680 [ 1333.016441][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.016518][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.017042][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.046753][ T32] r5:8521fb8c r4:8521f800 ** 2 printk messages dropped ** [ 1333.046983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1333.059547][ T32] Call trace: ** 10 printk messages dropped ** [ 1333.060259][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1333.061218][ T32] r5:84b0438c r4:84b04000 ** 11 printk messages dropped ** [ 1333.062012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1333.063443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08 ** 12 printk messages dropped ** [ 1333.064408][ T32] r5:8521ff8c r4:8521fc00 ** 9 printk messages dropped ** [ 1333.065041][ T32] Exception stack(0xeadf9fb0 to 0xeadf9ff8) ** 1 printk messages dropped ** [ 1333.065190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.065245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.065317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.065383][ T32] r4:8519bbc0 [ 1333.065804][ T32] INFO: task kworker/1:507:4388 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.065864][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.065996][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.066080][ T32] Call trace: [ 1333.066141][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.066238][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.066310][ T32] r4:00000000 [ 1333.066357][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.066437][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.066512][ T32] 1d20: c6bbf000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.066575][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.066627][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.066676][ T32] r5:800f0013 r4:80239bb0 [ 1333.066719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.066850][ T32] r4:82ac21e4 [ 1333.066902][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.067000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.067055][ T32] r4:e0171dc0 [ 1333.067097][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.067193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 14 printk messages dropped ** [ 1333.092701][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 15 printk messages dropped ** [ 1333.093714][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1333.094234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 ** 7 printk messages dropped ** [ 1333.094728][ T32] r9:83018205 r8:84a89800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1333.095124][ T32] r5:85224f8c r4:85224c00 [ 1333.095166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.095468][ T32] r4:8519c680 ** 4 printk messages dropped ** [ 1333.095825][ T32] Exception stack(0xead29fb0 to 0xead29ff8) ** 6 printk messages dropped ** [ 1333.096926][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.118475][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.119074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1333.119797][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 6 printk messages dropped ** [ 1333.120269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.120804][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1333.121252][ T32] r10:8291a684 r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:84a8b000 ** 9 printk messages dropped ** [ 1333.121916][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.122493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.122577][ T32] r5:8522478c r4:85224400 [ 1333.122622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.122714][ T32] r7:ddde2d80 r6:83018200 r5:8522478c r4:8519c700 [ 1333.122760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.122874][ T32] r10:61c88647 r9:84a8b000 r8:8519c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.122920][ T32] r4:8519c700 [ 1333.122971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.123061][ T32] r10:00000000 r9:8519c700 r8:80287e08 r7:ead29e60 r6:84814080 r5:84a8b000 [ 1333.123126][ T32] r4:00000001 [ 1333.123173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.123249][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1333.123320][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.123385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.123442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.123500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.123547][ T32] r4:8519b580 [ 1333.124254][ T32] INFO: task kworker/1:509:4392 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.124320][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.124454][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.124537][ T32] Call trace: [ 1333.124599][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.124695][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.124746][ T32] r4:00000000 [ 1333.124804][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.124890][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.124957][ T32] 1d20: c6fa6000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.125020][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.125075][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.125125][ T32] r5:800f0013 r4:80239bb0 [ 1333.125185][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.125287][ T32] r4:82ac21e4 [ 1333.125334][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.125421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.125471][ T32] r4:e0171dc0 [ 1333.125510][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.125593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.125640][ T32] r4:00000000 [ 1333.125681][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.125774][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.125819][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.125902][ T32] r5:00001000 r4:e0027000 [ 1333.125944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.126048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.126132][ T32] r5:84b0438c r4:84b04000 [ 1333.126174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.126267][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.126311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.126404][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.126453][ T32] r4:849f2f80 [ 1333.126492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.126584][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 1 printk messages dropped ** [ 1333.126696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.150837][ T32] task:kworker/1:510 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.151613][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.152505][ T32] r5:00001000 r4:e0073000 ** 2 printk messages dropped ** [ 1333.152716][ T32] r5:85224b8c r4:85224800 [ 1333.152760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.153005][ T32] r10:61c88647 r9:8515c800 r8:8519c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.153393][ T32] Exception stack(0xeadd5fb0 to 0xeadd5ff8) ** 6 printk messages dropped ** [ 1333.154490][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.154605][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.154726][ T32] Call trace: [ 1333.154840][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.154942][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.155021][ T32] r4:00000000 [ 1333.155068][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.155149][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.155208][ T32] 1d20: c7198000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.155267][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.155339][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.155394][ T32] r5:800f0013 r4:80239bb0 [ 1333.155440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.155522][ T32] r4:82ac21e4 [ 1333.155565][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.155650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.155701][ T32] r4:e0171dc0 [ 1333.155743][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.155827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.155877][ T32] r4:00000000 [ 1333.155918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.156019][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.156086][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.156178][ T32] r5:00001000 r4:e0027000 [ 1333.156221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.156302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.156389][ T32] r5:84b0438c r4:84b04000 [ 1333.156434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.156528][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.156592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.156687][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.156759][ T32] r4:849f2f80 [ 1333.156806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.156903][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.156979][ T32] r4:00000001 [ 1333.157027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.157120][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.157179][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.157238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.170111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.170263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.170330][ T32] r4:842ee080 [ 1333.170384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1333.170506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1333.171232][ T32] r5:8515ec00 r4:8291a680 [ 1333.171277][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.171356][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.171441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 1333.171510][ T32] r4:00000000 [ 1333.171560][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.171632][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.171706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.171793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848167c0 [ 1333.171842][ T32] r4:00000000 [ 1333.171884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.171982][ T32] r9:83018205 r8:8515ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.172030][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.172113][ T32] r5:00001000 r4:e07a7000 [ 1333.172156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.172237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.172366][ T32] r5:8522538c r4:85225000 [ 1333.172416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.172531][ T32] r7:ddde2d80 r6:83018200 r5:8522538c r4:8519ca00 [ 1333.172593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.172726][ T32] r10:61c88647 r9:8515ec00 r8:8519ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.172780][ T32] r4:8519ca00 [ 1333.172823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.172934][ T32] r10:00000000 r9:8519ca00 r8:80287e08 r7:ead29e60 r6:8519ca80 r5:8515ec00 [ 1333.172997][ T32] r4:00000001 [ 1333.173054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.173135][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 1333.173192][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.174318][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.174826][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1333.175241][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.175637][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.176146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.176815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.198244][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.198892][ T32] r4:8515d400 ** 5 printk messages dropped ** [ 1333.199336][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.199674][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.200124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.200207][ T32] r5:848ff38c r4:848ff000 [ 1333.200267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.200365][ T32] r7:dddced80 r6:83018000 r5:848ff38c r4:84814100 [ 1333.200410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.200504][ T32] r10:61c88647 r9:8515d400 r8:8481412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.200551][ T32] r4:84814100 [ 1333.200592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.200683][ T32] r10:00000000 r9:84814100 r8:80287e08 r7:eadd1e60 r6:8519cb00 r5:8515d400 [ 1333.200749][ T32] r4:00000001 [ 1333.200812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.200894][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 1333.200956][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.201042][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.201102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.201163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.201209][ T32] r4:84b50f40 [ 1333.201905][ T32] INFO: task kworker/0:127:4401 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.201986][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.202126][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.202233][ T32] Call trace: [ 1333.202332][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.202432][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.202480][ T32] r4:00000000 [ 1333.202528][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.202607][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.202666][ T32] 1d20: c73f8000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.202744][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.202821][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.202873][ T32] r5:800f0013 r4:80239bb0 [ 1333.202935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.203035][ T32] r4:82ac21e4 [ 1333.203081][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.203171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.203218][ T32] r4:e0171dc0 [ 1333.203258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.203345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.203410][ T32] r4:00000000 [ 1333.203456][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.203551][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.203595][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.203695][ T32] r5:00001000 r4:e0027000 [ 1333.203746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.203829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.203915][ T32] r5:84b0438c r4:84b04000 [ 1333.203966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.204061][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.204106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.204426][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1333.204905][ T32] r4:842ee080 ** 4 printk messages dropped ** [ 1333.205154][ T32] task:kworker/0:128 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.205987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 ** 7 printk messages dropped ** [ 1333.206604][ T32] r9:83018005 r8:8515bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 ** 4 printk messages dropped ** [ 1333.207045][ T32] r5:848fef8c r4:848fec00 ** 2 printk messages dropped ** [ 1333.207246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.236959][ T32] r10:61c88647 r9:8515bc00 r8:848141ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.237085][ T32] r4:84814180 [ 1333.237166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.237889][ T32] r10:00000000 r9:84814180 r8:80287e08 r7:eae11e60 r6:8519cb80 r5:8515bc00 [ 1333.237995][ T32] r4:00000001 [ 1333.238046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.238140][ T32] Exception stack(0xeae15fb0 to 0xeae15ff8) [ 1333.238249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.238320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.238377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.238437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.238484][ T32] r4:84b50f40 [ 1333.239173][ T32] INFO: task kworker/0:128:4402 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.239247][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.239396][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.239531][ T32] Call trace: [ 1333.239611][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.239748][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.239806][ T32] r4:00000000 [ 1333.239849][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.239929][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.240014][ T32] 1d20: c78ea000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.240089][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.240159][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.240219][ T32] r5:800f0013 r4:80239bb0 [ 1333.240262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.240359][ T32] r4:82ac21e4 [ 1333.240408][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.240500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.240547][ T32] r4:e0171dc0 [ 1333.240586][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.240670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.240718][ T32] r4:00000000 [ 1333.240760][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.240851][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.240896][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.240986][ T32] r5:00001000 r4:e0027000 [ 1333.241029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.241105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.241344][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 6 printk messages dropped ** [ 1333.241764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.242299][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1333.242753][ T32] r10:8291a684 r9:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:85160000 ** 8 printk messages dropped ** [ 1333.243312][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.243792][ T32] r5:00001000 r4:eac19000 ** 2 printk messages dropped ** [ 1333.243998][ T32] r5:851ecf8c r4:851ecc00 [ 1333.244039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.244143][ T32] r7:dddced80 r6:83018000 r5:851ecf8c r4:84814200 [ 1333.244215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.244329][ T32] r10:61c88647 r9:85160000 r8:8481422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.244380][ T32] r4:84814200 [ 1333.244421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.244546][ T32] r10:00000000 r9:84814200 r8:80287e08 r7:eae15e60 r6:8519cc00 r5:85160000 [ 1333.244598][ T32] r4:00000001 [ 1333.244639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.244711][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 1333.244766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.244824][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.244878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.244935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.244990][ T32] r4:84b50380 [ 1333.245380][ T32] INFO: task kworker/0:129:4403 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.245439][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.245542][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.245641][ T32] Call trace: [ 1333.245766][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.245868][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.245916][ T32] r4:00000000 [ 1333.246007][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.246092][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.246148][ T32] 1d20: c78ea000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.246206][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.246258][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.246304][ T32] r5:800f0013 r4:80239bb0 [ 1333.246346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.246422][ T32] r4:82ac21e4 [ 1333.246463][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.246546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.246592][ T32] r4:e0171dc0 [ 1333.246630][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1333.246961][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.271623][ T32] r4:849f2f80 ** 2 printk messages dropped ** [ 1333.271840][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.272087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.272653][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.273235][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.273319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 1333.273366][ T32] r4:00000000 [ 1333.273445][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.273524][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.273599][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.273684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50780 [ 1333.273733][ T32] r4:00000000 [ 1333.273776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.273867][ T32] r9:83018005 r8:85160c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1333.273912][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.274005][ T32] r5:00001000 r4:e06fd000 [ 1333.274060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.274174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.274265][ T32] r5:848feb8c r4:848fe800 [ 1333.274308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.274397][ T32] r7:dddced80 r6:83018000 r5:848feb8c r4:84814280 [ 1333.274441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.274546][ T32] r10:61c88647 r9:85160c00 r8:848142ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.274598][ T32] r4:84814280 [ 1333.274651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.274794][ T32] r10:00000000 r9:84814280 r8:80287e08 r7:eae1de60 r6:8519cc80 r5:85160c00 [ 1333.274860][ T32] r4:00000001 [ 1333.274910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.274992][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1333.275046][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.275106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.275162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.275222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.275267][ T32] r4:84b50380 [ 1333.275974][ T32] INFO: task kworker/0:130:4405 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.276073][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.276203][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.276292][ T32] Call trace: [ 1333.276372][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.276470][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.276517][ T32] r4:00000000 [ 1333.276592][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.276675][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.276735][ T32] 1d20: c7b4d000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.276795][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.276848][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.276898][ T32] r5:800f0013 r4:80239bb0 [ 1333.276940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.277029][ T32] r4:82ac21e4 [ 1333.277070][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.277157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.277204][ T32] r4:e0171dc0 [ 1333.277243][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.294307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.294411][ T32] r4:00000000 [ 1333.294459][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1333.294708][ T32] r5:00001000 r4:e0027000 ** 5 printk messages dropped ** [ 1333.295132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.295844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.296350][ T32] task:kworker/0:131 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.296467][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.296591][ T32] Call trace: [ 1333.296658][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.296759][ T32] r10:8291a684 r9:eae29d84 r8:00000002 r7:60000113 r6:eae29d8c r5:85163000 [ 1333.296846][ T32] r4:85163000 [ 1333.296895][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.296988][ T32] r5:85163000 r4:8291a680 [ 1333.297029][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.297107][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.297190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 [ 1333.297238][ T32] r4:00000000 [ 1333.297294][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.310707][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.310901][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.311000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848370c0 [ 1333.311052][ T32] r4:00000000 [ 1333.311096][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.311213][ T32] r9:83018005 r8:85163000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.311280][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.311376][ T32] r5:00001000 r4:eab23000 [ 1333.311420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.311517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.311607][ T32] r5:851ec38c r4:851ec000 [ 1333.311651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.311759][ T32] r7:dddced80 r6:83018000 r5:851ec38c r4:84814300 [ 1333.311809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.311917][ T32] r10:61c88647 r9:85163000 r8:8481432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.311998][ T32] r4:84814300 [ 1333.312059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.312178][ T32] r10:00000000 r9:84814300 r8:80287e08 r7:eae1de60 r6:8519cd00 r5:85163000 ** 4 printk messages dropped ** [ 1333.312534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.313923][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 8 printk messages dropped ** [ 1333.314534][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.314959][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.315321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.316200][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.316514][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.317085][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.334486][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1333.335269][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.335645][ T32] r5:8522578c r4:85225400 [ 1333.335672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.335886][ T32] r4:8519cd80 [ 1333.335912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.335975][ T32] r10:00000000 r9:8519cd80 r8:80287e08 r7:eae09e60 r6:8519ce00 r5:85161800 [ 1333.336006][ T32] r4:00000001 [ 1333.336085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.336142][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1333.336179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.336215][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.336247][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.336310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.336339][ T32] r4:84816900 [ 1333.336860][ T32] INFO: task kworker/1:512:4409 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.336902][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.337042][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.337104][ T32] Call trace: [ 1333.337141][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.337212][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.337241][ T32] r4:00000000 [ 1333.337262][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.337360][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.350084][ T32] 1d20: c85c8000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.350130][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.350157][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.350204][ T32] r5:800f0013 r4:80239bb0 [ 1333.350231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.350290][ T32] r4:82ac21e4 [ 1333.350310][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.350355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.350378][ T32] r4:e0171dc0 [ 1333.350396][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.350438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.350461][ T32] r4:00000000 [ 1333.350501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.350552][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.350584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.350630][ T32] r5:00001000 r4:e0027000 [ 1333.350650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.350887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.351280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.351826][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.352204][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.352495][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.352614][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.352873][ T32] r5:85225b8c r4:85225800 ** 3 printk messages dropped ** [ 1333.353035][ T32] r10:61c88647 r9:85163c00 r8:8519ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.353401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.354033][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.354292][ T32] 1d20: c85c8000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 7 printk messages dropped ** [ 1333.354580][ T32] r4:e0171dc0 ** 5 printk messages dropped ** [ 1333.354933][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.355348][ T32] r4:849f2f80 ** 2 printk messages dropped ** [ 1333.355490][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.355761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.356032][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.356303][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.356804][ T32] r5:00001000 r4:e0817000 ** 2 printk messages dropped ** [ 1333.356952][ T32] r5:8522638c r4:85226000 ** 4 printk messages dropped ** [ 1333.357136][ T32] r4:8519cf80 [ 1333.357157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.357223][ T32] r10:00000000 r9:8519cf80 r8:80287e08 r7:eae31e60 r6:8519c780 r5:85165400 [ 1333.357248][ T32] r4:00000001 [ 1333.357267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.357302][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1333.357375][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.380018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.380062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.380096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.380142][ T32] r4:84816b80 [ 1333.380568][ T32] INFO: task kworker/1:514:4413 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.380612][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.380741][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.380823][ T32] Call trace: [ 1333.380869][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.380966][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.381000][ T32] r4:00000000 [ 1333.381022][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.381065][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.381115][ T32] 1d20: c8c97000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.381173][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.381202][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.381227][ T32] r5:800f0013 r4:80239bb0 [ 1333.381248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.381291][ T32] r4:82ac21e4 [ 1333.381310][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.381353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.381397][ T32] r4:e0171dc0 [ 1333.381442][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.381489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.381543][ T32] r4:00000000 [ 1333.381566][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.381614][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.381635][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.381719][ T32] r5:00001000 r4:e0027000 [ 1333.381764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.381808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.381861][ T32] r5:84b0438c r4:84b04000 [ 1333.381884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.381931][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.381967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.382018][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.382061][ T32] r4:849f2f80 [ 1333.382084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.382154][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.382180][ T32] r4:00000001 [ 1333.382199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.382258][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.382308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.382339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.382366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.382396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.382492][ T32] r4:842ee080 [ 1333.382516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.382565][ T32] INFO: task kworker/1:515:4416 blocked for more than 459 seconds. [ 1333.382609][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.382672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.382735][ T32] task:kworker/1:515 state:D stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.382841][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.382913][ T32] Call trace: [ 1333.382975][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.383028][ T32] r10:8291a684 r9:eae2dd84 r8:00000002 r7:60000013 r6:eae2dd8c r5:85162400 [ 1333.383053][ T32] r4:85162400 [ 1333.383074][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.383116][ T32] r5:85162400 r4:8291a680 [ 1333.383137][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.383186][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.383232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 [ 1333.383269][ T32] r4:00000000 [ 1333.383318][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.383367][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.383402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.383443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84816dc0 [ 1333.383465][ T32] r4:00000000 [ 1333.383485][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.383529][ T32] r9:83018205 r8:85162400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1333.383551][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.383619][ T32] r5:00001000 r4:e07f7000 [ 1333.383647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.383723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.383784][ T32] r5:85225f8c r4:85225c00 ** 1 printk messages dropped ** [ 1333.383888][ T32] r7:ddde2d80 r6:83018200 r5:85225f8c r4:8519c800 ** 7 printk messages dropped ** [ 1333.384205][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) ** 6 printk messages dropped ** [ 1333.384751][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1333.385429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 12 printk messages dropped ** [ 1333.385952][ T32] r4:849f2f80 ** 3 printk messages dropped ** [ 1333.386133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1333.386222][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.386253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.386280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.386309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.386341][ T32] r4:842ee080 [ 1333.386364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.386389][ T32] INFO: task kworker/1:516:4418 blocked for more than 459 seconds. [ 1333.386438][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.386465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.386508][ T32] task:kworker/1:516 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.386587][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.386655][ T32] Call trace: [ 1333.386730][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.386818][ T32] r10:8291a684 r9:eae01d84 r8:00000002 r7:60000013 r6:eae01d8c r5:85166000 [ 1333.386866][ T32] r4:85166000 [ 1333.386891][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.386937][ T32] r5:85166000 r4:8291a680 [ 1333.386960][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.387017][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.387095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 [ 1333.387121][ T32] r4:00000000 [ 1333.387140][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.387176][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.387209][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.387249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84816240 [ 1333.387271][ T32] r4:00000000 [ 1333.387358][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.399368][ T32] r9:83018205 r8:85166000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1333.399426][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.399521][ T32] r5:00001000 r4:e084d000 [ 1333.399546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.399606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.399652][ T32] r5:8522678c r4:85226400 [ 1333.399673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.399750][ T32] r7:ddde2d80 r6:83018200 r5:8522678c r4:8519f000 [ 1333.399813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.399874][ T32] r10:61c88647 r9:85166000 r8:8519f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.399900][ T32] r4:8519f000 [ 1333.399921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.399991][ T32] r10:00000000 r9:8519f000 r8:80287e08 r7:eae35e60 r6:8519f080 r5:85166000 [ 1333.400016][ T32] r4:00000001 [ 1333.400065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.400107][ T32] Exception stack(0xeae01fb0 to 0xeae01ff8) [ 1333.400157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.400188][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.400803][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.401188][ T32] 1d20: c8c97000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 9 printk messages dropped ** [ 1333.401569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 10 printk messages dropped ** [ 1333.401937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.402223][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.402569][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.403012][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.403404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.403478][ T32] r5:00001000 r4:eaa2d000 [ 1333.403527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.403577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.403621][ T32] r5:85226b8c r4:85226800 [ 1333.403645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.403699][ T32] r7:ddde2d80 r6:83018200 r5:85226b8c r4:8519f100 [ 1333.403743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.403816][ T32] r10:61c88647 r9:85166c00 r8:8519f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.403863][ T32] r4:8519f100 [ 1333.403888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.403940][ T32] r10:00000000 r9:8519f100 r8:80287e08 r7:eae01e60 r6:8519f180 r5:85166c00 [ 1333.403963][ T32] r4:00000001 [ 1333.403982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.404019][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) [ 1333.404076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.404109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.404135][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.404164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.404185][ T32] r4:84b57080 [ 1333.404398][ T32] INFO: task kworker/1:517:4420 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.404430][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.404509][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.404552][ T32] Call trace: [ 1333.404582][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.404632][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.404673][ T32] r4:00000000 [ 1333.404704][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.404749][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.404799][ T32] 1d20: c8c97000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.404831][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.404856][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.404908][ T32] r5:800f0013 r4:80239bb0 [ 1333.404931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.404977][ T32] r4:82ac21e4 [ 1333.405011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.405057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.405080][ T32] r4:e0171dc0 [ 1333.405098][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.405140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.405163][ T32] r4:00000000 [ 1333.405182][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.405275][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.405312][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.405367][ T32] r5:00001000 r4:e0027000 [ 1333.405391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.405431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.405472][ T32] r5:84b0438c r4:84b04000 [ 1333.405492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.405538][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.405597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.405653][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.405699][ T32] r4:849f2f80 [ 1333.405723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.405771][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.405794][ T32] r4:00000001 [ 1333.405812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.405848][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.405883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.405915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.405945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.405975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.406014][ T32] r4:842ee080 [ 1333.406038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.406083][ T32] INFO: task kworker/1:518:4422 blocked for more than 459 seconds. [ 1333.406114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.406137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.406158][ T32] task:kworker/1:518 state:D stack:0 pid:4422 tgid:4422 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.406626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 ** 12 printk messages dropped ** [ 1333.407210][ T32] r5:85226f8c r4:85226c00 [ 1333.407252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.431716][ T32] r4:8519f200 ** 4 printk messages dropped ** [ 1333.431889][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) ** 4 printk messages dropped ** [ 1333.432050][ T32] r4:84b57080 ** 5 printk messages dropped ** [ 1333.432849][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1333.433277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 9 printk messages dropped ** [ 1333.433646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.434016][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.434206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.434542][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1333.434994][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1333.435269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.435455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1333.435742][ T32] Exception stack(0xeae41fb0 to 0xeae41ff8) ** 6 printk messages dropped ** [ 1333.436117][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.436662][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1333.437031][ T32] r4:00000000 [ 1333.437054][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.437105][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.437138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.437214][ T32] r5:00001000 r4:e0027000 [ 1333.437238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.437328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.449310][ T32] r5:84b0438c r4:84b04000 [ 1333.449347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.449417][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.449441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.449491][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.449563][ T32] r4:849f2f80 [ 1333.449614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.449665][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.449693][ T32] r4:00000001 [ 1333.449713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.449751][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.449780][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.449834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.449864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.449893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.449915][ T32] r4:842ee080 [ 1333.449937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.449963][ T32] INFO: task kworker/1:520:4426 blocked for more than 459 seconds. [ 1333.450026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.450053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.450107][ T32] task:kworker/1:520 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.450177][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.450267][ T32] Call trace: [ 1333.450301][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.450353][ T32] r10:8291a684 r9:eae45d84 r8:00000002 r7:60000013 r6:eae45d8c r5:85258c00 [ 1333.450378][ T32] r4:85258c00 [ 1333.450397][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.450442][ T32] r5:85258c00 r4:8291a680 [ 1333.450472][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.450547][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.450594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 [ 1333.450617][ T32] r4:00000000 [ 1333.450636][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.450670][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.450735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.450815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57700 [ 1333.450843][ T32] r4:00000000 [ 1333.450863][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.451165][ T32] r5:8522778c r4:85227400 [ 1333.451208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.451400][ T32] r4:8519f400 ** 2 printk messages dropped ** [ 1333.451489][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.451669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.452457][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 5 printk messages dropped ** [ 1333.452692][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1333.453024][ T32] r5:00001000 r4:e0027000 ** 7 printk messages dropped ** [ 1333.453372][ T32] r4:849f2f80 ** 4 printk messages dropped ** [ 1333.453540][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 7 printk messages dropped ** [ 1333.453828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1333.454447][ T32] r5:8525a400 r4:8291a680 ** 1 printk messages dropped ** [ 1333.454528][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.454572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 [ 1333.454595][ T32] r4:00000000 [ 1333.454613][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.454682][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.454817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57900 ** 7 printk messages dropped ** [ 1333.455154][ T32] r5:85227b8c r4:85227800 ** 7 printk messages dropped ** [ 1333.455457][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.455723][ T32] r4:84b576c0 ** 5 printk messages dropped ** [ 1333.456158][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1333.456633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 17 printk messages dropped ** [ 1333.479973][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 17 printk messages dropped ** [ 1333.480941][ T32] r4:84a8c800 ** 9 printk messages dropped ** [ 1333.481372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57a80 ** 12 printk messages dropped ** [ 1333.481926][ T32] r4:8519f600 ** 9 printk messages dropped ** [ 1333.482215][ T32] r4:84b578c0 ** 9 printk messages dropped ** [ 1333.483065][ T32] 1d20: c9b0c000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 17 printk messages dropped ** [ 1333.483815][ T32] r5:84b0438c r4:84b04000 ** 4 printk messages dropped ** [ 1333.484001][ T32] r4:849f2f80 [ 1333.484024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.484073][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.484095][ T32] r4:00000001 [ 1333.484114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.484164][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.484193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.484234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.484264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.484293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.484314][ T32] r4:842ee080 [ 1333.484333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.484357][ T32] INFO: task kworker/1:523:4432 blocked for more than 459 seconds. [ 1333.484383][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.484406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.484449][ T32] task:kworker/1:523 state:D stack:0 pid:4432 tgid:4432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.484508][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.484553][ T32] Call trace: [ 1333.484592][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.484640][ T32] r10:8291a684 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:84a8e000 [ 1333.484663][ T32] r4:84a8e000 [ 1333.484701][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.484802][ T32] r5:84a8e000 r4:8291a680 [ 1333.484826][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.484867][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.484910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 [ 1333.484947][ T32] r4:00000000 [ 1333.484978][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.485015][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.485063][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.485110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57fc0 [ 1333.485134][ T32] r4:00000000 [ 1333.485173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.485221][ T32] r9:83018205 r8:84a8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1333.485402][ T32] r5:85230b8c r4:85230800 ** 6 printk messages dropped ** [ 1333.485747][ T32] r10:00000000 r9:8519f680 r8:80287e08 r7:eae51e60 r6:84814400 r5:84a8e000 ** 16 printk messages dropped ** [ 1333.486518][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 13 printk messages dropped ** [ 1333.487082][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 18 printk messages dropped ** [ 1333.506127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.506158][ T32] r4:842ee080 [ 1333.506204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.506243][ T32] INFO: task kworker/1:524:4434 blocked for more than 460 seconds. [ 1333.506288][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.506315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.506336][ T32] task:kworker/1:524 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.506420][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.506479][ T32] Call trace: [ 1333.506510][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.506571][ T32] r10:8291a684 r9:eae59d84 r8:00000002 r7:60000013 r6:eae59d8c r5:84a8ec00 [ 1333.506596][ T32] r4:84a8ec00 [ 1333.506615][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.506658][ T32] r5:84a8ec00 r4:8291a680 [ 1333.506677][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.506721][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.506763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 ** 3 printk messages dropped ** [ 1333.506920][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.507272][ T32] r5:8523038c r4:85230000 ** 2 printk messages dropped ** [ 1333.517776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.517859][ T32] r10:61c88647 r9:84a8ec00 r8:8519f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.517887][ T32] r4:8519f700 [ 1333.517907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.517955][ T32] r10:00000000 r9:8519f700 r8:80287e08 r7:eae3de60 r6:84814480 r5:84a8ec00 [ 1333.517977][ T32] r4:00000001 [ 1333.518006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.518056][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) [ 1333.518088][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.518196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1333.519271][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 13 printk messages dropped ** [ 1333.519824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1333.520515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1333.521320][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 ** 12 printk messages dropped ** [ 1333.521865][ T32] r5:8523078c r4:85230400 ** 3 printk messages dropped ** [ 1333.522037][ T32] r10:61c88647 r9:84a8d400 r8:8481452c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1333.522838][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.523089][ T32] 1d20: ca3b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.523118][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.523142][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.523185][ T32] r5:800f0013 r4:80239bb0 [ 1333.523209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.523249][ T32] r4:82ac21e4 [ 1333.523269][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.523321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.523378][ T32] r4:e0171dc0 [ 1333.523413][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.523460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.523509][ T32] r4:00000000 [ 1333.523540][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.523598][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.523642][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.523694][ T32] r5:00001000 r4:e0027000 [ 1333.523725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.523769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.524304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1333.525105][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.525487][ T32] r5:85231b8c r4:85231800 ** 4 printk messages dropped ** [ 1333.525714][ T32] r4:8519f780 [ 1333.525742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.525825][ T32] r10:00000000 r9:8519f780 r8:80287e08 r7:eae3de60 r6:84814600 r5:84a8bc00 [ 1333.525851][ T32] r4:00000001 [ 1333.525870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.525905][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 1333.525931][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.525958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.525985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.526036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.526062][ T32] r4:84b57bc0 [ 1333.526242][ T32] INFO: task kworker/1:525:4437 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.526293][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.526373][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.526414][ T32] Call trace: [ 1333.526486][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.526540][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.526573][ T32] r4:00000000 [ 1333.526593][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.526634][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.526709][ T32] 1d20: ca3b5000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.526752][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.526814][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.526842][ T32] r5:800f0013 r4:80239bb0 [ 1333.526863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.526918][ T32] r4:82ac21e4 [ 1333.526953][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.527023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.527069][ T32] r4:e0171dc0 [ 1333.527091][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.527134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.527186][ T32] r4:00000000 [ 1333.527228][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.527277][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.527300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.527390][ T32] r5:00001000 r4:e0027000 [ 1333.549337][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.549408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.549488][ T32] r5:84b0438c r4:84b04000 [ 1333.549514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.549575][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.549597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.549645][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.549678][ T32] r4:849f2f80 [ 1333.549709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.549757][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.549800][ T32] r4:00000001 [ 1333.549823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.549862][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.549890][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.549972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.549994][ T32] r4:842ee080 [ 1333.550015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.550042][ T32] INFO: task kworker/0:133:4441 blocked for more than 460 seconds. [ 1333.550072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.550095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.550127][ T32] task:kworker/0:133 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.550205][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.550272][ T32] Call trace: [ 1333.550326][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.550378][ T32] r10:8291a684 r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:84900000 [ 1333.550402][ T32] r4:84900000 [ 1333.550421][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.550463][ T32] r5:84900000 r4:8291a680 [ 1333.550483][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.550521][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.550593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 1333.550627][ T32] r4:00000000 [ 1333.550649][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.550689][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.550727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.550794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837880 [ 1333.550843][ T32] r4:00000000 [ 1333.550867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.550938][ T32] r9:83018005 r8:84900000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1333.550965][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.551010][ T32] r5:00001000 r4:eabdf000 [ 1333.551052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.551096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.551138][ T32] r5:851ec78c r4:851ec400 [ 1333.551178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.551225][ T32] r7:dddced80 r6:83018000 r5:851ec78c r4:84814680 [ 1333.551246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.551292][ T32] r10:61c88647 r9:84900000 r8:848146ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.551313][ T32] r4:84814680 [ 1333.551351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.551400][ T32] r10:00000000 r9:84814680 r8:80287e08 r7:eae1de60 r6:84814700 r5:84900000 [ 1333.551433][ T32] r4:00000001 [ 1333.551454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.551492][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1333.551518][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.551546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.551590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.551648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.551672][ T32] r4:84837480 [ 1333.552025][ T32] INFO: task kworker/0:133:4441 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.552069][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.552128][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.552170][ T32] Call trace: [ 1333.552199][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.552268][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.552295][ T32] r4:00000000 [ 1333.552315][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.552355][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.552383][ T32] 1d20: ca9d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.552411][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.552446][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.552472][ T32] r5:800f0013 r4:80239bb0 [ 1333.552493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.552533][ T32] r4:82ac21e4 [ 1333.552568][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.552615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.552639][ T32] r4:e0171dc0 [ 1333.552687][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.552757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.552781][ T32] r4:00000000 [ 1333.552800][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.552866][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.552912][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.552960][ T32] r5:00001000 r4:e0027000 [ 1333.552981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.553020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.553063][ T32] r5:84b0438c r4:84b04000 ** 2 printk messages dropped ** [ 1333.553149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.553363][ T32] r4:00000001 [ 1333.553384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1333.553475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.553606][ T32] INFO: task kworker/1:526:4443 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1333.553731][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.553920][ T32] r4:84801800 ** 2 printk messages dropped ** [ 1333.553999][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.554168][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1333.554321][ T32] r4:00000000 [ 1333.554342][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.554387][ T32] r9:83018205 r8:84801800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1333.554408][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.554448][ T32] r5:00001000 r4:eab69000 [ 1333.554467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.554505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.554546][ T32] r5:85230f8c r4:85230c00 [ 1333.554574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.554620][ T32] r7:ddde2d80 r6:83018200 r5:85230f8c r4:8519f800 [ 1333.554670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.554724][ T32] r10:61c88647 r9:84801800 r8:8519f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.554748][ T32] r4:8519f800 [ 1333.554767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.554849][ T32] r10:00000000 r9:8519f800 r8:80287e08 r7:eae61e60 r6:84814780 r5:84801800 [ 1333.554873][ T32] r4:00000001 [ 1333.554892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.554929][ T32] Exception stack(0xeae71fb0 to 0xeae71ff8) [ 1333.554988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.555041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.555071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.555130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.555155][ T32] r4:8519a100 [ 1333.555354][ T32] INFO: task kworker/1:526:4443 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.555388][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.555467][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.555541][ T32] Call trace: [ 1333.555595][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.555648][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.555671][ T32] r4:00000000 [ 1333.555696][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.555756][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.555788][ T32] 1d20: ca9d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.555817][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.555866][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.555893][ T32] r5:800f0013 r4:80239bb0 [ 1333.555914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.555984][ T32] r4:82ac21e4 [ 1333.556008][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.556051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.556093][ T32] r4:e0171dc0 [ 1333.556124][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.556170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.556192][ T32] r4:00000000 [ 1333.556232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.556281][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.556302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.556364][ T32] r5:00001000 r4:e0027000 [ 1333.556388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.556440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.556485][ T32] r5:84b0438c r4:84b04000 [ 1333.556505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.556551][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.556603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.556663][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.556714][ T32] r4:849f2f80 [ 1333.556757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.556808][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.556845][ T32] r4:00000001 [ 1333.556867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.556903][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.556948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.556979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.557006][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.557034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.557056][ T32] r4:842ee080 [ 1333.557097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.557124][ T32] INFO: task kworker/1:527:4444 blocked for more than 460 seconds. [ 1333.557183][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.557210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.557251][ T32] task:kworker/1:527 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.571229][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.571322][ T32] Call trace: [ 1333.571391][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.571451][ T32] r10:8291a684 r9:eae75d84 r8:00000002 r7:60000013 r6:eae75d8c r5:85260000 [ 1333.571475][ T32] r4:85260000 [ 1333.571495][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.571538][ T32] r5:85260000 r4:8291a680 [ 1333.571567][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.571608][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.571667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 [ 1333.571706][ T32] r4:00000000 [ 1333.571739][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.571776][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.571813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.571855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a040 [ 1333.571898][ T32] r4:00000000 [ 1333.571922][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.571969][ T32] r9:83018205 r8:85260000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1333.571990][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.572160][ T32] r5:8523138c r4:85231000 [ 1333.572181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1333.572273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.572376][ T32] r4:8519f880 [ 1333.572418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.572489][ T32] r10:00000000 r9:8519f880 r8:80287e08 r7:eae61e60 r6:84814800 r5:85260000 [ 1333.572537][ T32] r4:00000001 [ 1333.572567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.572606][ T32] Exception stack(0xeae75fb0 to 0xeae75ff8) [ 1333.572640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.572734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.572780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.572812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.572835][ T32] r4:8519a340 [ 1333.573177][ T32] INFO: task kworker/1:527:4444 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.573222][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.573300][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.573348][ T32] Call trace: [ 1333.573443][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.573510][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.573537][ T32] r4:00000000 [ 1333.573568][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.573610][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.573642][ T32] 1d20: ca9d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.573716][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.573745][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.573770][ T32] r5:800f0013 r4:80239bb0 [ 1333.573790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.573840][ T32] r4:82ac21e4 [ 1333.573863][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.573907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.573951][ T32] r4:e0171dc0 [ 1333.573978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.574023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.574047][ T32] r4:00000000 [ 1333.574066][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.574111][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.574132][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.574173][ T32] r5:00001000 r4:e0027000 [ 1333.574193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.574231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.574272][ T32] r5:84b0438c r4:84b04000 [ 1333.574291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.574337][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.574357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.574424][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.574450][ T32] r4:849f2f80 [ 1333.574478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.574529][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.574568][ T32] r4:00000001 [ 1333.574600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.574704][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.574779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.574842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.574895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.574935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.574971][ T32] r4:842ee080 [ 1333.574995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.575021][ T32] INFO: task kworker/1:528:4445 blocked for more than 460 seconds. [ 1333.575051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.575088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.575139][ T32] task:kworker/1:528 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.575225][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.575270][ T32] Call trace: [ 1333.575309][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.575360][ T32] r10:8291a684 r9:eae79d84 r8:00000002 r7:60000013 r6:eae79d8c r5:85260c00 [ 1333.575384][ T32] r4:85260c00 [ 1333.575429][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.575483][ T32] r5:85260c00 r4:8291a680 [ 1333.575507][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.575546][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.575607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 [ 1333.575633][ T32] r4:00000000 [ 1333.575652][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.575700][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.575762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.575826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a200 [ 1333.575871][ T32] r4:00000000 [ 1333.575895][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.575968][ T32] r9:83018205 r8:85260c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1333.576015][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.576073][ T32] r5:00001000 r4:eab9d000 [ 1333.576095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.576134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.576175][ T32] r5:8523178c r4:85231400 [ 1333.576194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.576238][ T32] r7:ddde2d80 r6:83018200 r5:8523178c r4:8519f900 [ 1333.576258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.576304][ T32] r10:61c88647 r9:85260c00 r8:8519f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.576326][ T32] r4:8519f900 [ 1333.576344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.576387][ T32] r10:00000000 r9:8519f900 r8:80287e08 r7:eae61e60 r6:84814880 r5:85260c00 [ 1333.576410][ T32] r4:00000001 [ 1333.576428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.576472][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 1333.576501][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.576530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.576588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.576649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.576674][ T32] r4:8519a1c0 [ 1333.576852][ T32] INFO: task kworker/1:528:4445 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.576903][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.576961][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.577046][ T32] Call trace: [ 1333.577102][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.577162][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.577196][ T32] r4:00000000 [ 1333.577239][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.577282][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.577372][ T32] 1d20: ca9d8000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.596890][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.596967][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.597022][ T32] r5:800f0013 r4:80239bb0 [ 1333.597067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.597163][ T32] r4:82ac21e4 [ 1333.597208][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.597352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.597690][ T32] r4:e0171dc0 [ 1333.597745][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.597871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.597928][ T32] r4:00000000 [ 1333.597968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.598058][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.598108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.598195][ T32] r5:00001000 r4:e0027000 [ 1333.598258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.598362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.598451][ T32] r5:84b0438c r4:84b04000 [ 1333.598520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.598625][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.598688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.598802][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.598849][ T32] r4:849f2f80 [ 1333.598890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.598997][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.599055][ T32] r4:00000001 [ 1333.599102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.599172][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.599228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.599285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.599358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.599443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.599498][ T32] r4:842ee080 [ 1333.599538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.599617][ T32] INFO: task kworker/1:529:4448 blocked for more than 460 seconds. [ 1333.599687][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.599734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.599779][ T32] task:kworker/1:529 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.599872][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.599954][ T32] Call trace: [ 1333.600018][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.600114][ T32] r10:8291a684 r9:eae7dd84 r8:00000002 r7:60000113 r6:eae7dd8c r5:85261800 [ 1333.600215][ T32] r4:85261800 [ 1333.600257][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.600341][ T32] r5:85261800 r4:8291a680 [ 1333.600387][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.600462][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.600546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae7de08 [ 1333.600599][ T32] r4:00000000 [ 1333.600644][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.600722][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.600815][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.600901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a500 [ 1333.600957][ T32] r4:00000000 [ 1333.600997][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.601084][ T32] r9:83018205 r8:85261800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1333.601123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.601206][ T32] r5:00001000 r4:eabd1000 [ 1333.601249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.601362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.601443][ T32] r5:85231f8c r4:85231c00 [ 1333.601490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.601588][ T32] r7:ddde2d80 r6:83018200 r5:85231f8c r4:8519f980 [ 1333.601631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.601725][ T32] r10:61c88647 r9:85261800 r8:8519f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.601771][ T32] r4:8519f980 [ 1333.601809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.601898][ T32] r10:00000000 r9:8519f980 r8:80287e08 r7:eae61e60 r6:84814900 r5:85261800 [ 1333.601941][ T32] r4:00000001 [ 1333.601985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.602057][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.602109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.602167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.602216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.602311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.602378][ T32] r4:8519a340 [ 1333.602967][ T32] INFO: task kworker/1:529:4448 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.603034][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.603147][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.603268][ T32] Call trace: [ 1333.603349][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.603458][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.603505][ T32] r4:00000000 [ 1333.603568][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.603654][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.603741][ T32] 1d20: caea3000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.603827][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.603881][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.603932][ T32] r5:800f0013 r4:80239bb0 [ 1333.603984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.604065][ T32] r4:82ac21e4 [ 1333.604167][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.604261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.604380][ T32] r4:e0171dc0 [ 1333.604446][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.604532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.604585][ T32] r4:00000000 [ 1333.604629][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.604786][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.604837][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.604920][ T32] r5:00001000 r4:e0027000 [ 1333.604982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.605086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.605170][ T32] r5:84b0438c r4:84b04000 [ 1333.605211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.605300][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.605347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.605438][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.605481][ T32] r4:849f2f80 [ 1333.605524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.605625][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.605686][ T32] r4:00000001 [ 1333.605797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.605882][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.605940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.606023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.606075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.606159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.606218][ T32] r4:842ee080 [ 1333.606261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.606307][ T32] INFO: task kworker/1:530:4450 blocked for more than 460 seconds. [ 1333.606372][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.606426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.606465][ T32] task:kworker/1:530 state:D stack:0 pid:4450 tgid:4450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.606590][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.606676][ T32] Call trace: [ 1333.606744][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.606849][ T32] r10:8291a684 r9:eae81d84 r8:00000002 r7:60000113 r6:eae81d8c r5:85262400 [ 1333.606899][ T32] r4:85262400 [ 1333.606947][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.607034][ T32] r5:85262400 r4:8291a680 [ 1333.607079][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.607153][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.607255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 1333.637667][ T32] r4:00000000 [ 1333.637728][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.637785][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.637825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.637883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a8c0 [ 1333.637910][ T32] r4:00000000 [ 1333.637952][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.638038][ T32] r9:83018205 r8:85262400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1333.638064][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.638131][ T32] r5:00001000 r4:eac49000 [ 1333.638155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.638216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.638263][ T32] r5:8523278c r4:85232400 [ 1333.638283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.638345][ T32] r7:ddde2d80 r6:83018200 r5:8523278c r4:8519fa00 [ 1333.638370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.638427][ T32] r10:61c88647 r9:85262400 r8:8519fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.638453][ T32] r4:8519fa00 [ 1333.638472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.638520][ T32] r10:00000000 r9:8519fa00 r8:80287e08 r7:eae7de60 r6:84814980 r5:85262400 [ 1333.638553][ T32] r4:00000001 [ 1333.638585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.638623][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1333.638652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.638681][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.638716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.638746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.638785][ T32] r4:8519a440 [ 1333.639147][ T32] INFO: task kworker/1:530:4450 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.639181][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.639273][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.639323][ T32] Call trace: [ 1333.639354][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.639407][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.639431][ T32] r4:00000000 [ 1333.639451][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.639518][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.639550][ T32] 1d20: cb840000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.639589][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.639629][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.639656][ T32] r5:800f0013 r4:80239bb0 [ 1333.639704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.639749][ T32] r4:82ac21e4 [ 1333.639770][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.639843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.639879][ T32] r4:e0171dc0 [ 1333.639909][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.639953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.639975][ T32] r4:00000000 [ 1333.639994][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.640056][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.640081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.640124][ T32] r5:00001000 r4:e0027000 [ 1333.640153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.640197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.640239][ T32] r5:84b0438c r4:84b04000 [ 1333.640258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.640305][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.640325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.640371][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.640393][ T32] r4:849f2f80 [ 1333.640411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.640459][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.640483][ T32] r4:00000001 [ 1333.640524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.640577][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.640604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.640634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.640685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.640727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.640750][ T32] r4:842ee080 [ 1333.640771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.640798][ T32] INFO: task kworker/1:531:4453 blocked for more than 460 seconds. [ 1333.640828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.640853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.640873][ T32] task:kworker/1:531 state:D stack:0 pid:4453 tgid:4453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.640940][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.640985][ T32] Call trace: [ 1333.641027][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.641077][ T32] r10:8291a684 r9:eae89d84 r8:00000002 r7:60000013 r6:eae89d8c r5:85258000 [ 1333.641121][ T32] r4:85258000 [ 1333.641145][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.641189][ T32] r5:85258000 r4:8291a680 [ 1333.641209][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.641273][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.641340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08 [ 1333.641364][ T32] r4:00000000 [ 1333.641403][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.641443][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.641477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.641526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a800 [ 1333.641551][ T32] r4:00000000 [ 1333.641614][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.641663][ T32] r9:83018205 r8:85258000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1333.641689][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.641732][ T32] r5:00001000 r4:eac33000 [ 1333.641752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.641841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.641911][ T32] r5:8523238c r4:85232000 [ 1333.641938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.641998][ T32] r7:ddde2d80 r6:83018200 r5:8523238c r4:8519fa80 [ 1333.642022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.642091][ T32] r10:61c88647 r9:85258000 r8:8519faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.642128][ T32] r4:8519fa80 [ 1333.642151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.642197][ T32] r10:00000000 r9:8519fa80 r8:80287e08 r7:eae81e60 r6:8519fb00 r5:85258000 [ 1333.642219][ T32] r4:00000001 [ 1333.642237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.642272][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.642318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.642350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.642378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.642415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.642440][ T32] r4:8519a680 [ 1333.642661][ T32] INFO: task kworker/1:531:4453 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.642719][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.642791][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.642875][ T32] Call trace: [ 1333.642905][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.642956][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.642978][ T32] r4:00000000 [ 1333.642997][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.643037][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.643064][ T32] 1d20: cb840000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.643093][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.643118][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.643141][ T32] r5:800f0013 r4:80239bb0 [ 1333.643161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.643240][ T32] r4:82ac21e4 [ 1333.643278][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.643324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.643358][ T32] r4:e0171dc0 [ 1333.643380][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.643423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.643465][ T32] r4:00000000 [ 1333.643487][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.643533][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.643570][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.643616][ T32] r5:00001000 r4:e0027000 [ 1333.643660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.643711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.643754][ T32] r5:84b0438c r4:84b04000 [ 1333.643783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.643833][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.643854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.643900][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.643923][ T32] r4:849f2f80 [ 1333.643950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.644000][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.644023][ T32] r4:00000001 [ 1333.644041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.644098][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.644127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.644155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.644181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.644209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.644231][ T32] r4:842ee080 [ 1333.644252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.644299][ T32] INFO: task kworker/0:134:4454 blocked for more than 460 seconds. [ 1333.644349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.644375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.644395][ T32] task:kworker/0:134 state:D stack:0 pid:4454 tgid:4454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.644461][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.644527][ T32] Call trace: [ 1333.644600][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.644652][ T32] r10:8291a684 r9:eae69d84 r8:00000002 r7:60000113 r6:eae69d8c r5:85263000 [ 1333.644708][ T32] r4:85263000 [ 1333.644732][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.644776][ T32] r5:85263000 r4:8291a680 [ 1333.644804][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.644865][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.644911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08 [ 1333.644934][ T32] r4:00000000 [ 1333.644952][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.645007][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.645044][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.645085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837a80 [ 1333.645107][ T32] r4:00000000 [ 1333.645126][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.645169][ T32] r9:83018005 r8:85263000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1333.645218][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.645284][ T32] r5:00001000 r4:eabed000 [ 1333.645307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.645347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.645388][ T32] r5:851ecb8c r4:851ec800 [ 1333.645409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.645476][ T32] r7:dddced80 r6:83018000 r5:851ecb8c r4:84814a00 [ 1333.645499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.645572][ T32] r10:61c88647 r9:85263000 r8:84814a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.645602][ T32] r4:84814a00 [ 1333.645621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.645666][ T32] r10:00000000 r9:84814a00 r8:80287e08 r7:eae1de60 r6:84814a80 r5:85263000 [ 1333.645703][ T32] r4:00000001 [ 1333.645745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.645803][ T32] Exception stack(0xeae69fb0 to 0xeae69ff8) [ 1333.645832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.645877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.645908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.645946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.645970][ T32] r4:84837cc0 [ 1333.646150][ T32] INFO: task kworker/0:134:4454 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.646200][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.646301][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.646379][ T32] Call trace: [ 1333.646423][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.646474][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.646498][ T32] r4:00000000 [ 1333.646537][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.646589][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.646618][ T32] 1d20: cb840000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.646646][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.646670][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.646723][ T32] r5:800f0013 r4:80239bb0 [ 1333.646746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.646801][ T32] r4:82ac21e4 [ 1333.646822][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.646879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.646934][ T32] r4:e0171dc0 [ 1333.646976][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.647022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.647066][ T32] r4:00000000 [ 1333.647088][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.647135][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.647166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.647212][ T32] r5:00001000 r4:e0027000 [ 1333.647253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.669328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.669453][ T32] r5:84b0438c r4:84b04000 [ 1333.669481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.669534][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.669556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.669615][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.669638][ T32] r4:849f2f80 [ 1333.669692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.669755][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.669779][ T32] r4:00000001 [ 1333.669798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.669837][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.669887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.669928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.669958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.669988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.670032][ T32] r4:842ee080 [ 1333.670081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.670132][ T32] INFO: task kworker/0:135:4456 blocked for more than 460 seconds. [ 1333.670187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.670293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.670333][ T32] task:kworker/0:135 state:D stack:0 pid:4456 tgid:4456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.670390][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.670463][ T32] Call trace: [ 1333.670499][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.670569][ T32] r10:8291a684 r9:eae85d84 r8:00000002 r7:60000113 r6:eae85d8c r5:85264800 [ 1333.670605][ T32] r4:85264800 [ 1333.670624][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.670679][ T32] r5:85264800 r4:8291a680 [ 1333.670710][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.670751][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.670855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae85e08 [ 1333.670883][ T32] r4:00000000 [ 1333.670903][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.670964][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.671007][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.671065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad100 [ 1333.671090][ T32] r4:00000000 [ 1333.671110][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.671158][ T32] r9:83018005 r8:85264800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1333.671180][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.671223][ T32] r5:00001000 r4:eae19000 [ 1333.671262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.671304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.671346][ T32] r5:851ef78c r4:851ef400 [ 1333.671365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.671409][ T32] r7:dddced80 r6:83018000 r5:851ef78c r4:84814b00 [ 1333.671428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.671473][ T32] r10:61c88647 r9:85264800 r8:84814b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.671516][ T32] r4:84814b00 [ 1333.671538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.671605][ T32] r10:00000000 r9:84814b00 r8:80287e08 r7:eae1de60 r6:84814b80 r5:85264800 [ 1333.671631][ T32] r4:00000001 [ 1333.671651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.671706][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) [ 1333.671736][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.671764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.671811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.671843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.671887][ T32] r4:84837b00 [ 1333.672288][ T32] INFO: task kworker/0:135:4456 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.672326][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.672410][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.672477][ T32] Call trace: [ 1333.672539][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.672604][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.672629][ T32] r4:00000000 [ 1333.672678][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.672754][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.672784][ T32] 1d20: cbeaf000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.672834][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.672863][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.672910][ T32] r5:800f0013 r4:80239bb0 [ 1333.672965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.673010][ T32] r4:82ac21e4 [ 1333.673031][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.673074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.673097][ T32] r4:e0171dc0 [ 1333.673117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.673205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.673233][ T32] r4:00000000 [ 1333.673267][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.673341][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.673366][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.673409][ T32] r5:00001000 r4:e0027000 [ 1333.673430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.673469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.673512][ T32] r5:84b0438c r4:84b04000 [ 1333.673547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.673660][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.673727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.673787][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.673810][ T32] r4:849f2f80 [ 1333.673831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.673883][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.673905][ T32] r4:00000001 [ 1333.673939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.673979][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.674009][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.674041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.674067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.674119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.674146][ T32] r4:842ee080 [ 1333.674167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.674191][ T32] INFO: task kworker/0:136:4458 blocked for more than 460 seconds. [ 1333.674218][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.674242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.674272][ T32] task:kworker/0:136 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.674343][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.674429][ T32] Call trace: [ 1333.674462][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.674511][ T32] r10:8291a684 r9:eae91d84 r8:00000002 r7:60000113 r6:eae91d8c r5:85266000 [ 1333.674534][ T32] r4:85266000 [ 1333.674570][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.674616][ T32] r5:85266000 r4:8291a680 [ 1333.674645][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.674694][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.674748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 [ 1333.674820][ T32] r4:00000000 [ 1333.674843][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.674900][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.674938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.674982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844027c0 [ 1333.675004][ T32] r4:00000000 [ 1333.675044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.675101][ T32] r9:83018005 r8:85266000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1333.675146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.675192][ T32] r5:00001000 r4:eaa29000 [ 1333.675212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.675250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.675292][ T32] r5:8523c78c r4:8523c400 [ 1333.675311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.675376][ T32] r7:dddced80 r6:83018000 r5:8523c78c r4:84814c00 [ 1333.675400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.675469][ T32] r10:61c88647 r9:85266000 r8:84814c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.675524][ T32] r4:84814c00 [ 1333.675546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.675602][ T32] r10:00000000 r9:84814c00 r8:80287e08 r7:eae85e60 r6:84814c80 r5:85266000 [ 1333.675635][ T32] r4:00000001 [ 1333.675656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.675718][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1333.675759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.675790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.675819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.675857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.675881][ T32] r4:84837dc0 [ 1333.676108][ T32] INFO: task kworker/0:136:4458 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.676161][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.676250][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.676293][ T32] Call trace: ** 1 printk messages dropped ** [ 1333.676373][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 3 printk messages dropped ** [ 1333.676502][ T32] 1d20: cbeaf000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 1 printk messages dropped ** [ 1333.676611][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.676647][ T32] r5:800f0013 r4:80239bb0 [ 1333.676671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.676728][ T32] r4:82ac21e4 [ 1333.676774][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.676829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.676874][ T32] r4:e0171dc0 [ 1333.676904][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.676951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.676974][ T32] r4:00000000 [ 1333.677010][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.677062][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.677115][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.677160][ T32] r5:00001000 r4:e0027000 [ 1333.677190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.677233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.677276][ T32] r5:84b0438c r4:84b04000 [ 1333.677343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.691109][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.691170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.691250][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.691277][ T32] r4:849f2f80 [ 1333.691335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.691388][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.691412][ T32] r4:00000001 [ 1333.691431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.691469][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.691518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.691551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.691599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.691631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.691654][ T32] r4:842ee080 [ 1333.691675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.691708][ T32] INFO: task kworker/1:532:4460 blocked for more than 460 seconds. [ 1333.691771][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.691800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.691822][ T32] task:kworker/1:532 state:D stack:0 pid:4460 tgid:4460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.691884][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.691977][ T32] Call trace: [ 1333.692011][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.692065][ T32] r10:8291a684 r9:eae95d84 r8:00000002 r7:60000113 r6:eae95d8c r5:85263c00 [ 1333.692108][ T32] r4:85263c00 [ 1333.692131][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.692175][ T32] r5:85263c00 r4:8291a680 [ 1333.692194][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.692233][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.692276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 [ 1333.692308][ T32] r4:00000000 [ 1333.692340][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.692407][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.692450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.692492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519ab00 [ 1333.692514][ T32] r4:00000000 [ 1333.692554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.692635][ T32] r9:83018205 r8:85263c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1333.692728][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.692784][ T32] r5:00001000 r4:eac59000 [ 1333.692806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.692867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.692924][ T32] r5:85232b8c r4:85232800 [ 1333.692946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.692994][ T32] r7:ddde2d80 r6:83018200 r5:85232b8c r4:8519fb80 [ 1333.693015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.693061][ T32] r10:61c88647 r9:85263c00 r8:8519fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.693084][ T32] r4:8519fb80 [ 1333.693102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.693147][ T32] r10:00000000 r9:8519fb80 r8:80287e08 r7:eae81e60 r6:84814d00 r5:85263c00 [ 1333.693191][ T32] r4:00000001 [ 1333.693264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.693317][ T32] Exception stack(0xeae95fb0 to 0xeae95ff8) [ 1333.693347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.693375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.693401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.693429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.693450][ T32] r4:8519a900 [ 1333.693877][ T32] INFO: task kworker/1:532:4460 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.693917][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.694020][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.694066][ T32] Call trace: [ 1333.694111][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.694164][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.694188][ T32] r4:00000000 [ 1333.694208][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.694248][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.694276][ T32] 1d20: cbeaf000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.694304][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.694329][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.694352][ T32] r5:800f0013 r4:80239bb0 [ 1333.694371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.694411][ T32] r4:82ac21e4 [ 1333.694463][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.694510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.694543][ T32] r4:e0171dc0 [ 1333.694595][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.694642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.694679][ T32] r4:00000000 [ 1333.694706][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.694762][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.694843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.694900][ T32] r5:00001000 r4:e0027000 [ 1333.694973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.695028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.695071][ T32] r5:84b0438c r4:84b04000 [ 1333.695113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.695164][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.695186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.695233][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.695256][ T32] r4:849f2f80 [ 1333.695284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.695347][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.695373][ T32] r4:00000001 [ 1333.695412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.695486][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.695515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.695544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.695602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.695655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.695709][ T32] r4:842ee080 [ 1333.695733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.695769][ T32] INFO: task kworker/1:533:4462 blocked for more than 460 seconds. [ 1333.695799][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.695823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.695844][ T32] task:kworker/1:533 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.695909][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.695959][ T32] Call trace: [ 1333.696017][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.696066][ T32] r10:8291a684 r9:eae9dd84 r8:00000002 r7:60000113 r6:eae9dd8c r5:85265400 [ 1333.696089][ T32] r4:85265400 [ 1333.696109][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.696152][ T32] r5:85265400 r4:8291a680 [ 1333.696171][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.696219][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.696265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 [ 1333.696287][ T32] r4:00000000 [ 1333.696328][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.696366][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.696400][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.696441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a900 [ 1333.696496][ T32] r4:00000000 [ 1333.696519][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.696590][ T32] r9:83018205 r8:85265400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1333.696628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.696675][ T32] r5:00001000 r4:eac6b000 [ 1333.696711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.696753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.696795][ T32] r5:85232f8c r4:85232c00 [ 1333.696815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.696860][ T32] r7:ddde2d80 r6:83018200 r5:85232f8c r4:8519fc00 [ 1333.696880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.696926][ T32] r10:61c88647 r9:85265400 r8:8519fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.696948][ T32] r4:8519fc00 [ 1333.696976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.697034][ T32] r10:00000000 r9:8519fc00 r8:80287e08 r7:eae95e60 r6:84814d80 r5:85265400 [ 1333.697060][ T32] r4:00000001 [ 1333.697079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.697115][ T32] Exception stack(0xeae9dfb0 to 0xeae9dff8) [ 1333.697140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.697168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.697194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.697243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.697268][ T32] r4:8519aac0 [ 1333.715960][ T32] INFO: task kworker/1:533:4462 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.716039][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.716137][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.716197][ T32] Call trace: [ 1333.716254][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.716314][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.716339][ T32] r4:00000000 [ 1333.716359][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.716418][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.716471][ T32] 1d20: cc3c2000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.716525][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.716553][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.716614][ T32] r5:800f0013 r4:80239bb0 [ 1333.716638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.716710][ T32] r4:82ac21e4 [ 1333.716743][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.716791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.716844][ T32] r4:e0171dc0 [ 1333.716866][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.716910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.716932][ T32] r4:00000000 [ 1333.716951][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.716997][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.717018][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.717059][ T32] r5:00001000 r4:e0027000 [ 1333.717080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.717119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.717160][ T32] r5:84b0438c r4:84b04000 [ 1333.717201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.717252][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.717328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.721201][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.721247][ T32] r4:849f2f80 [ 1333.721271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.721333][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.721355][ T32] r4:00000001 [ 1333.721374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.721412][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.721441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.721470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.721506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.721539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.721581][ T32] r4:842ee080 [ 1333.721607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.721647][ T32] INFO: task kworker/1:534:4464 blocked for more than 460 seconds. [ 1333.721679][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.721708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.721750][ T32] task:kworker/1:534 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.721806][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.721861][ T32] Call trace: [ 1333.721939][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.722005][ T32] r10:8291a684 r9:eaea1d84 r8:00000002 r7:60000013 r6:eaea1d8c r5:84a48000 [ 1333.722038][ T32] r4:84a48000 [ 1333.722079][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.722147][ T32] r5:84a48000 r4:8291a680 [ 1333.722170][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.722211][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.722263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 [ 1333.722288][ T32] r4:00000000 [ 1333.722336][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.722375][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.722453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519ad80 ** 3 printk messages dropped ** [ 1333.722602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.722673][ T32] r5:00001000 r4:eac75000 [ 1333.722730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.722835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.722891][ T32] r5:8523338c r4:85233000 [ 1333.722913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.722965][ T32] r7:ddde2d80 r6:83018200 r5:8523338c r4:8519fc80 [ 1333.722987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.723058][ T32] r10:61c88647 r9:84a48000 r8:8519fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.723085][ T32] r4:8519fc80 [ 1333.723104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.723178][ T32] r10:00000000 r9:8519fc80 r8:80287e08 r7:eae9de60 r6:84814e00 r5:84a48000 [ 1333.723203][ T32] r4:00000001 [ 1333.723222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.723257][ T32] Exception stack(0xeaea1fb0 to 0xeaea1ff8) [ 1333.723296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.723327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.723355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.723384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.723415][ T32] r4:8519ab80 [ 1333.723837][ T32] INFO: task kworker/1:534:4464 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.723878][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.723984][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.724049][ T32] Call trace: [ 1333.724096][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.724150][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.724193][ T32] r4:00000000 [ 1333.724237][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.724291][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.724322][ T32] 1d20: cc3c2000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.724351][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.724376][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.724399][ T32] r5:800f0013 r4:80239bb0 [ 1333.724419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.724459][ T32] r4:82ac21e4 [ 1333.724479][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.724540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.724575][ T32] r4:e0171dc0 [ 1333.724594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.724637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.724676][ T32] r4:00000000 [ 1333.724735][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.724785][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.724808][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.724870][ T32] r5:00001000 r4:e0027000 [ 1333.724895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.724936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.724989][ T32] r5:84b0438c r4:84b04000 [ 1333.725032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.725084][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.725130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.725227][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.725254][ T32] r4:849f2f80 [ 1333.725276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.725343][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.725379][ T32] r4:00000001 [ 1333.725401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.725438][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.725473][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.725505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.725531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.725568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.725591][ T32] r4:842ee080 [ 1333.725611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.725635][ T32] INFO: task kworker/1:535:4466 blocked for more than 460 seconds. [ 1333.725686][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.725714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.725743][ T32] task:kworker/1:535 state:D stack:0 pid:4466 tgid:4466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.725802][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.725842][ T32] Call trace: [ 1333.725871][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.725917][ T32] r10:8291a684 r9:eaea9d84 r8:00000002 r7:60000113 r6:eaea9d8c r5:84a49800 [ 1333.725939][ T32] r4:84a49800 [ 1333.725973][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.726019][ T32] r5:84a49800 r4:8291a680 [ 1333.726039][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.726079][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.726122][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 [ 1333.726144][ T32] r4:00000000 [ 1333.726173][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1333.726348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a9340 ** 3 printk messages dropped ** [ 1333.726507][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.726702][ T32] r5:85234f8c r4:85234c00 [ 1333.726723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.726885][ T32] r10:61c88647 r9:84a49800 r8:8519fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.727018][ T32] r10:00000000 r9:8519fd80 r8:80287e08 r7:eaea1e60 r6:84814e80 r5:84a49800 ** 4 printk messages dropped ** [ 1333.727176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.727206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.727235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.727258][ T32] r4:8519ab80 [ 1333.743507][ T32] INFO: task kworker/1:535:4466 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.743598][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.743711][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.743800][ T32] Call trace: [ 1333.743864][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.743927][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.743951][ T32] r4:00000000 [ 1333.743971][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.744012][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.744070][ T32] 1d20: cc815000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.744103][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.744128][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.744181][ T32] r5:800f0013 r4:80239bb0 [ 1333.744204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.744247][ T32] r4:82ac21e4 [ 1333.744270][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.744342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.744368][ T32] r4:e0171dc0 [ 1333.744409][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.744486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.744511][ T32] r4:00000000 [ 1333.744530][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.744613][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.744639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.744686][ T32] r5:00001000 r4:e0027000 [ 1333.744708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.744747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.744788][ T32] r5:84b0438c r4:84b04000 [ 1333.744808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.744887][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.744912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.744961][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.744984][ T32] r4:849f2f80 [ 1333.745003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.745049][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.745100][ T32] r4:00000001 [ 1333.745123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.745190][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.745243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.745275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.745302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.745331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.745353][ T32] r4:842ee080 [ 1333.745374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.745402][ T32] INFO: task kworker/1:536:4467 blocked for more than 460 seconds. [ 1333.745433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.745457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.745477][ T32] task:kworker/1:536 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.745589][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.745687][ T32] Call trace: [ 1333.745722][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.745772][ T32] r10:8291a684 r9:eaeadd84 r8:00000002 r7:60000013 r6:eaeadd8c r5:84a4a400 [ 1333.745795][ T32] r4:84a4a400 [ 1333.745814][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.745856][ T32] r5:84a4a400 r4:8291a680 [ 1333.745907][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.745951][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.745994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 [ 1333.746016][ T32] r4:00000000 [ 1333.746034][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.746067][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.746101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.746172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519ae80 [ 1333.746198][ T32] r4:00000000 [ 1333.746217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.746262][ T32] r9:83018205 r8:84a4a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1333.746283][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.746324][ T32] r5:00001000 r4:eac83000 [ 1333.746344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.746382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.746449][ T32] r5:8523378c r4:85233400 [ 1333.746472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.746523][ T32] r7:ddde2d80 r6:83018200 r5:8523378c r4:8519fe00 [ 1333.746545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.746602][ T32] r10:61c88647 r9:84a4a400 r8:8519fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.746626][ T32] r4:8519fe00 [ 1333.746645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.746694][ T32] r10:00000000 r9:8519fe00 r8:80287e08 r7:eaea9e60 r6:84814f00 r5:84a4a400 [ 1333.746718][ T32] r4:00000001 [ 1333.746799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.746842][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) [ 1333.746902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.746933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.746959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.746989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.747011][ T32] r4:8519ab80 [ 1333.747353][ T32] INFO: task kworker/1:536:4467 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.761483][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.761604][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.761690][ T32] Call trace: [ 1333.761727][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.761783][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.761807][ T32] r4:00000000 [ 1333.761868][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.761948][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.762004][ T32] 1d20: cccd9000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.762036][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.762088][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.762115][ T32] r5:800f0013 r4:80239bb0 [ 1333.762164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.762209][ T32] r4:82ac21e4 [ 1333.762229][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.762271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.762293][ T32] r4:e0171dc0 [ 1333.762312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.762353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.762376][ T32] r4:00000000 [ 1333.762398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.762468][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.762522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.762577][ T32] r5:00001000 r4:e0027000 [ 1333.762628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.762671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.762729][ T32] r5:84b0438c r4:84b04000 [ 1333.762753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.762847][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.762872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.762949][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.762975][ T32] r4:849f2f80 [ 1333.762995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.763041][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.763065][ T32] r4:00000001 [ 1333.763083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.763119][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.763145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.763205][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.763234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.763285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.763309][ T32] r4:842ee080 [ 1333.763358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.763416][ T32] INFO: task kworker/1:537:4469 blocked for more than 460 seconds. [ 1333.763449][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.763474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.763494][ T32] task:kworker/1:537 state:D stack:0 pid:4469 tgid:4469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.763644][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.763749][ T32] Call trace: [ 1333.763822][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.763874][ T32] r10:8291a684 r9:eaebdd84 r8:00000002 r7:60000013 r6:eaebdd8c r5:84a48c00 [ 1333.763934][ T32] r4:84a48c00 [ 1333.763958][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.764002][ T32] r5:84a48c00 r4:8291a680 [ 1333.764052][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.764119][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.764164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 [ 1333.764187][ T32] r4:00000000 [ 1333.764206][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.764239][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.764273][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.764342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519abc0 [ 1333.764367][ T32] r4:00000000 [ 1333.764416][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.764474][ T32] r9:83018205 r8:84a48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1333.764498][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.764542][ T32] r5:00001000 r4:eac8b000 [ 1333.764570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.764609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.764652][ T32] r5:85233b8c r4:85233800 [ 1333.764671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.764722][ T32] r7:ddde2d80 r6:83018200 r5:85233b8c r4:8519fd00 [ 1333.764743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.764788][ T32] r10:61c88647 r9:84a48c00 r8:8519fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.764810][ T32] r4:8519fd00 [ 1333.764828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.764871][ T32] r10:00000000 r9:8519fd00 r8:80287e08 r7:eaea9e60 r6:84814f80 r5:84a48c00 [ 1333.764893][ T32] r4:00000001 [ 1333.764940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.764980][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1333.765006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.765066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.765127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.765159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.765181][ T32] r4:8519ae00 [ 1333.765569][ T32] INFO: task kworker/1:537:4469 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.765602][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.765696][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.765745][ T32] Call trace: [ 1333.765775][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.765825][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.765873][ T32] r4:00000000 [ 1333.765897][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.765938][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.765967][ T32] 1d20: cccd9000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.766025][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.766054][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.766079][ T32] r5:800f0013 r4:80239bb0 [ 1333.766099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.766139][ T32] r4:82ac21e4 [ 1333.766159][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.766201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.766250][ T32] r4:e0171dc0 [ 1333.766283][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.766329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.766381][ T32] r4:00000000 [ 1333.766403][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.766476][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.766504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.766548][ T32] r5:00001000 r4:e0027000 [ 1333.766578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.766647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.766722][ T32] r5:84b0438c r4:84b04000 [ 1333.766786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.766876][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.766901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.766951][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.766974][ T32] r4:849f2f80 [ 1333.766992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.767063][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.767090][ T32] r4:00000001 [ 1333.767109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.767147][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.767183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.767215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.767271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.767303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.767382][ T32] r4:842ee080 [ 1333.782084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.782142][ T32] INFO: task kworker/1:538:4471 blocked for more than 460 seconds. [ 1333.782179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.782205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.782226][ T32] task:kworker/1:538 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.782389][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.782489][ T32] Call trace: [ 1333.782569][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.782627][ T32] r10:8291a684 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c r5:84a4c800 [ 1333.782675][ T32] r4:84a4c800 [ 1333.782711][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.782757][ T32] r5:84a4c800 r4:8291a680 [ 1333.782792][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.782834][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.782877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 [ 1333.782900][ T32] r4:00000000 [ 1333.782918][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.782951][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.783026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.783073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50340 [ 1333.783095][ T32] r4:00000000 [ 1333.783114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.783161][ T32] r9:83018205 r8:84a4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1333.783183][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.783224][ T32] r5:00001000 r4:eac9d000 [ 1333.783244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.783282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.783323][ T32] r5:85233f8c r4:85233c00 [ 1333.783343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.783389][ T32] r7:ddde2d80 r6:83018200 r5:85233f8c r4:8519fe80 [ 1333.783410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.783486][ T32] r10:61c88647 r9:84a4c800 r8:8519feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.783540][ T32] r4:8519fe80 [ 1333.783572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.783621][ T32] r10:00000000 r9:8519fe80 r8:80287e08 r7:eaea9e60 r6:844d9000 r5:84a4c800 [ 1333.783647][ T32] r4:00000001 [ 1333.783667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.783746][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 1333.783810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.783842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.783869][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.783898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.783919][ T32] r4:84b50300 [ 1333.784305][ T32] INFO: task kworker/1:538:4471 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.784337][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.784391][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.784501][ T32] Call trace: [ 1333.784567][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.784745][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.784788][ T32] r4:00000000 [ 1333.784810][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.784853][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.784881][ T32] 1d20: ccf18000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.784909][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.784986][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.785015][ T32] r5:800f0013 r4:80239bb0 [ 1333.785036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.785078][ T32] r4:82ac21e4 [ 1333.785125][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.785172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.785216][ T32] r4:e0171dc0 [ 1333.785238][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.785311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.785379][ T32] r4:00000000 [ 1333.785402][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.785449][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.785470][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.785537][ T32] r5:00001000 r4:e0027000 [ 1333.785619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.785664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.785717][ T32] r5:84b0438c r4:84b04000 [ 1333.785737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.785834][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.785859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.785906][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.785957][ T32] r4:849f2f80 [ 1333.785979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.786028][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.786050][ T32] r4:00000001 [ 1333.786070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.786118][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.786186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.786251][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.786281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.786309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.786331][ T32] r4:842ee080 [ 1333.786373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.786428][ T32] INFO: task kworker/1:539:4473 blocked for more than 460 seconds. [ 1333.786458][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.786481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.786501][ T32] task:kworker/1:539 state:D stack:0 pid:4473 tgid:4473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.786548][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.786601][ T32] Call trace: [ 1333.786630][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.786709][ T32] r10:8291a684 r9:eaef9d84 r8:00000002 r7:60000013 r6:eaef9d8c r5:84a4bc00 [ 1333.786737][ T32] r4:84a4bc00 [ 1333.786759][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.786855][ T32] r5:84a4bc00 r4:8291a680 [ 1333.786880][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.786949][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.786995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 [ 1333.787040][ T32] r4:00000000 [ 1333.787062][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.787098][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.787134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.787212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b57b00 [ 1333.787239][ T32] r4:00000000 [ 1333.787260][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.787344][ T32] r9:83018205 r8:84a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1333.803450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.803530][ T32] r5:00001000 r4:eaca9000 [ 1333.803554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.803606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.803679][ T32] r5:8523438c r4:85234000 [ 1333.803771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.803858][ T32] r7:ddde2d80 r6:83018200 r5:8523438c r4:8519ff00 [ 1333.803884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.803933][ T32] r10:61c88647 r9:84a4bc00 r8:8519ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.803955][ T32] r4:8519ff00 [ 1333.803975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.804021][ T32] r10:00000000 r9:8519ff00 r8:80287e08 r7:eaea9e60 r6:844d9080 r5:84a4bc00 [ 1333.804094][ T32] r4:00000001 [ 1333.804118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.804156][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1333.804184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.804212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.804291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.804324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.804382][ T32] r4:84b57dc0 [ 1333.804766][ T32] INFO: task kworker/1:539:4473 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.804835][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.804913][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.804959][ T32] Call trace: [ 1333.804988][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.805040][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.805063][ T32] r4:00000000 [ 1333.805097][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.805141][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.805179][ T32] 1d20: cd6cb000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.805212][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.805272][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.805299][ T32] r5:800f0013 r4:80239bb0 [ 1333.805354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.805399][ T32] r4:82ac21e4 [ 1333.805420][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.805487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.805512][ T32] r4:e0171dc0 [ 1333.805564][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.805613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.805658][ T32] r4:00000000 [ 1333.805712][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.805763][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.805785][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.805828][ T32] r5:00001000 r4:e0027000 [ 1333.805848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.805887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.805979][ T32] r5:84b0438c r4:84b04000 [ 1333.806003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.806051][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.806073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.806120][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.806142][ T32] r4:849f2f80 [ 1333.806161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.806207][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.806230][ T32] r4:00000001 [ 1333.806248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.806284][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.806310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.806338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.806364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.806413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.806438][ T32] r4:842ee080 [ 1333.806458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.806485][ T32] INFO: task kworker/1:540:4475 blocked for more than 460 seconds. [ 1333.806515][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.806539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.806620][ T32] task:kworker/1:540 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.806671][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.806742][ T32] Call trace: [ 1333.806787][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.806838][ T32] r10:8291a684 r9:eae99d84 r8:00000002 r7:60000013 r6:eae99d8c r5:8525c800 [ 1333.806891][ T32] r4:8525c800 [ 1333.806943][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.807013][ T32] r5:8525c800 r4:8291a680 [ 1333.807033][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.807081][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.807126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 [ 1333.807173][ T32] r4:00000000 [ 1333.807196][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.807255][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.807348][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.813637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a9000 [ 1333.813729][ T32] r4:00000000 [ 1333.813782][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.813875][ T32] r9:83018205 r8:8525c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1333.813904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.813952][ T32] r5:00001000 r4:eacb5000 [ 1333.813974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.814013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.814055][ T32] r5:8523478c r4:85234400 [ 1333.814074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.814121][ T32] r7:ddde2d80 r6:83018200 r5:8523478c r4:8519ff80 [ 1333.814142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.814188][ T32] r10:61c88647 r9:8525c800 r8:8519ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.814209][ T32] r4:8519ff80 [ 1333.814228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.814274][ T32] r10:00000000 r9:8519ff80 r8:80287e08 r7:eaea9e60 r6:84831000 r5:8525c800 [ 1333.814315][ T32] r4:00000001 [ 1333.814338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.814377][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1333.814406][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.814435][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.814490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.814548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.814582][ T32] r4:849a90c0 [ 1333.814967][ T32] INFO: task kworker/1:540:4475 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.815002][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.815108][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.815180][ T32] Call trace: [ 1333.815237][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.815294][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.815337][ T32] r4:00000000 [ 1333.815360][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.815401][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.815429][ T32] 1d20: cd6cb000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.815479][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.815528][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.815570][ T32] r5:800f0013 r4:80239bb0 [ 1333.815632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.815676][ T32] r4:82ac21e4 [ 1333.815731][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.815777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.815802][ T32] r4:e0171dc0 [ 1333.815846][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.815917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.815970][ T32] r4:00000000 [ 1333.815993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.816062][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.816087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.816129][ T32] r5:00001000 r4:e0027000 [ 1333.816149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.816214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.816260][ T32] r5:84b0438c r4:84b04000 [ 1333.816281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.816328][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.816377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.816429][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.816451][ T32] r4:849f2f80 [ 1333.816470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.816545][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.816599][ T32] r4:00000001 [ 1333.816646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.816719][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.816749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.816777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.816806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.816835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.816857][ T32] r4:842ee080 [ 1333.816877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.816903][ T32] INFO: task kworker/1:541:4477 blocked for more than 460 seconds. [ 1333.816961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.816988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.817035][ T32] task:kworker/1:541 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.817106][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.817149][ T32] Call trace: [ 1333.817179][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.817225][ T32] r10:8291a684 r9:eaefdd84 r8:00000002 r7:60000113 r6:eaefdd8c r5:8525d400 [ 1333.817248][ T32] r4:8525d400 [ 1333.817268][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.831567][ T32] r5:8525d400 r4:8291a680 [ 1333.831634][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.831702][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.831748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 [ 1333.831772][ T32] r4:00000000 [ 1333.831791][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.831862][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.831905][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.831948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a91c0 [ 1333.831971][ T32] r4:00000000 [ 1333.831990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.832040][ T32] r9:83018205 r8:8525d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1333.832064][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.832110][ T32] r5:00001000 r4:dfa1f000 [ 1333.832130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.832169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.832211][ T32] r5:85234b8c r4:85234800 [ 1333.832231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.832277][ T32] r7:ddde2d80 r6:83018200 r5:85234b8c r4:84831080 [ 1333.832298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.832344][ T32] r10:61c88647 r9:8525d400 r8:848310ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.832368][ T32] r4:84831080 [ 1333.832391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.832440][ T32] r10:00000000 r9:84831080 r8:80287e08 r7:eaea9e60 r6:84831100 r5:8525d400 [ 1333.832463][ T32] r4:00000001 [ 1333.832483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.832520][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 1333.832552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.832592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.832679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.832717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.832768][ T32] r4:849a9300 [ 1333.833150][ T32] INFO: task kworker/1:541:4477 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.833213][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.833300][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.833352][ T32] Call trace: [ 1333.833439][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.833497][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.833522][ T32] r4:00000000 [ 1333.833541][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.833592][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.833649][ T32] 1d20: cdb32000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.833686][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.833741][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.833769][ T32] r5:800f0013 r4:80239bb0 [ 1333.833790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.833860][ T32] r4:82ac21e4 [ 1333.833883][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.833927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.833950][ T32] r4:e0171dc0 [ 1333.833968][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.834009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.834031][ T32] r4:00000000 [ 1333.834050][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.834095][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.834116][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.834157][ T32] r5:00001000 r4:e0027000 [ 1333.834176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.834215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.834256][ T32] r5:84b0438c r4:84b04000 [ 1333.834315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.834366][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.834387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.834434][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.834455][ T32] r4:849f2f80 [ 1333.834474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.834520][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.834542][ T32] r4:00000001 [ 1333.834570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.834617][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.834647][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.834675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.834708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.834748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.834785][ T32] r4:842ee080 [ 1333.834807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.834928][ T32] INFO: task kworker/1:542:4480 blocked for more than 460 seconds. [ 1333.834971][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.834996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.835019][ T32] task:kworker/1:542 state:D stack:0 pid:4480 tgid:4480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.835096][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.835137][ T32] Call trace: [ 1333.835166][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.835213][ T32] r10:8291a684 r9:eaf01d84 r8:00000002 r7:60000113 r6:eaf01d8c r5:8525e000 [ 1333.835274][ T32] r4:8525e000 [ 1333.835298][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.835342][ T32] r5:8525e000 r4:8291a680 [ 1333.835361][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.835428][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.835503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1333.835528][ T32] r4:00000000 [ 1333.835548][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.835593][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.835628][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.835668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a9400 [ 1333.835696][ T32] r4:00000000 [ 1333.835733][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.835780][ T32] r9:83018205 r8:8525e000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1333.835829][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.835902][ T32] r5:00001000 r4:dfe05000 [ 1333.835925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.835964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.836033][ T32] r5:8523538c r4:85235000 [ 1333.836056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.836104][ T32] r7:ddde2d80 r6:83018200 r5:8523538c r4:84831180 [ 1333.836155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.836205][ T32] r10:61c88647 r9:8525e000 r8:848311ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.836228][ T32] r4:84831180 [ 1333.836247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.836321][ T32] r10:00000000 r9:84831180 r8:80287e08 r7:eaea9e60 r6:84831200 r5:8525e000 [ 1333.836347][ T32] r4:00000001 [ 1333.836366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.836404][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1333.836458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.836490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.836544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.836601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.836624][ T32] r4:849a9280 [ 1333.836847][ T32] INFO: task kworker/1:542:4480 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.836881][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.836975][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.837057][ T32] Call trace: [ 1333.837087][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.837137][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.837160][ T32] r4:00000000 [ 1333.837206][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.837250][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.837342][ T32] 1d20: cdb32000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.854927][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.854981][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.855011][ T32] r5:800f0013 r4:80239bb0 [ 1333.855034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.855096][ T32] r4:82ac21e4 [ 1333.855116][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.855188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.855215][ T32] r4:e0171dc0 [ 1333.855234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.855280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.855313][ T32] r4:00000000 [ 1333.855347][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.855420][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.855445][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.855491][ T32] r5:00001000 r4:e0027000 [ 1333.855511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.855550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.855633][ T32] r5:84b0438c r4:84b04000 [ 1333.855657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.855711][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.855758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.855809][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.855832][ T32] r4:849f2f80 [ 1333.855852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.855898][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.855920][ T32] r4:00000001 [ 1333.855938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.855975][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.856001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.856028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.856054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.856082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.856103][ T32] r4:842ee080 [ 1333.856126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.856182][ T32] INFO: task kworker/1:543:4481 blocked for more than 460 seconds. [ 1333.856218][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.856272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.856297][ T32] task:kworker/1:543 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.856353][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.856397][ T32] Call trace: [ 1333.856428][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.856483][ T32] r10:8291a684 r9:eaf09d84 r8:00000002 r7:60000013 r6:eaf09d8c r5:8525bc00 [ 1333.856536][ T32] r4:8525bc00 [ 1333.856586][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.856652][ T32] r5:8525bc00 r4:8291a680 [ 1333.856675][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.856750][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.856797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [ 1333.856845][ T32] r4:00000000 [ 1333.856867][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.856902][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.856936][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.856977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a98c0 [ 1333.857010][ T32] r4:00000000 [ 1333.857032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.857077][ T32] r9:83018205 r8:8525bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1333.857099][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.857141][ T32] r5:00001000 r4:e0545000 [ 1333.857187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.857230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.857271][ T32] r5:85235b8c r4:85235800 [ 1333.857326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.867741][ T32] r7:ddde2d80 r6:83018200 r5:85235b8c r4:84831280 [ 1333.867810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.867943][ T32] r10:61c88647 r9:8525bc00 r8:848312ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.867993][ T32] r4:84831280 [ 1333.868036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.868132][ T32] r10:00000000 r9:84831280 r8:80287e08 r7:eaf01e60 r6:84831300 r5:8525bc00 [ 1333.868179][ T32] r4:00000001 [ 1333.868220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.868304][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1333.868365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.868455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.868541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.868607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.868656][ T32] r4:849a9440 [ 1333.869422][ T32] INFO: task kworker/1:543:4481 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.869514][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.869644][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.869769][ T32] Call trace: [ 1333.869910][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.870025][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.870106][ T32] r4:00000000 [ 1333.870183][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.870327][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.870391][ T32] 1d20: ce76d000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.870512][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.870573][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.870623][ T32] r5:800f0013 r4:80239bb0 [ 1333.870683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.870792][ T32] r4:82ac21e4 [ 1333.870838][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.870929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.870989][ T32] r4:e0171dc0 [ 1333.871031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.871122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.871170][ T32] r4:00000000 [ 1333.871212][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.871315][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.871500][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.871611][ T32] r5:00001000 r4:e0027000 [ 1333.871660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.871777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.871912][ T32] r5:84b0438c r4:84b04000 [ 1333.872021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.872139][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.872247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.872349][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.872399][ T32] r4:849f2f80 [ 1333.872479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.872584][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.872636][ T32] r4:00000001 [ 1333.872676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.872755][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.872870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.872944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.873199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.873268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.873315][ T32] r4:842ee080 [ 1333.873358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.873414][ T32] INFO: task kworker/1:544:4484 blocked for more than 460 seconds. [ 1333.873493][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.873549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.873593][ T32] task:kworker/1:544 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.873776][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.873867][ T32] Call trace: [ 1333.873945][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.874072][ T32] r10:8291a684 r9:eaf0dd84 r8:00000002 r7:60000113 r6:eaf0dd8c r5:85259800 [ 1333.874128][ T32] r4:85259800 [ 1333.874171][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.874272][ T32] r5:85259800 r4:8291a680 [ 1333.874318][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.874402][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.874490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 [ 1333.874536][ T32] r4:00000000 [ 1333.874625][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.874705][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.874859][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.874974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a96c0 [ 1333.875052][ T32] r4:00000000 [ 1333.875099][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.875192][ T32] r9:83018205 r8:85259800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1333.875237][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.875514][ T32] r5:00001000 r4:e0037000 [ 1333.875564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.875647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.875732][ T32] r5:8523578c r4:85235400 [ 1333.875776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.875899][ T32] r7:ddde2d80 r6:83018200 r5:8523578c r4:84831380 [ 1333.875955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.876051][ T32] r10:61c88647 r9:85259800 r8:848313ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.876099][ T32] r4:84831380 [ 1333.876141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.876235][ T32] r10:00000000 r9:84831380 r8:80287e08 r7:eaf09e60 r6:84831400 r5:85259800 [ 1333.876281][ T32] r4:00000001 [ 1333.876321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.876413][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1333.876530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.876616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.876836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.876900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.876957][ T32] r4:849a9680 [ 1333.907941][ T32] INFO: task kworker/1:544:4484 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.908107][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.908270][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.908415][ T32] Call trace: [ 1333.908670][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.908794][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.908849][ T32] r4:00000000 [ 1333.908908][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.909006][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.909068][ T32] 1d20: ceb41000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.909132][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.909185][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.909235][ T32] r5:800f0013 r4:80239bb0 [ 1333.909280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.909369][ T32] r4:82ac21e4 [ 1333.909414][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.909501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.909550][ T32] r4:e0171dc0 [ 1333.909611][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.909703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.909786][ T32] r4:00000000 [ 1333.909866][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.909977][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.910032][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.910117][ T32] r5:00001000 r4:e0027000 [ 1333.910161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.910284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.910399][ T32] r5:84b0438c r4:84b04000 [ 1333.910449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.910548][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.910594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.910691][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.910744][ T32] r4:849f2f80 [ 1333.910804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.910907][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.910967][ T32] r4:00000001 [ 1333.911010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.911087][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.911145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.911204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.911260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.911319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.911367][ T32] r4:842ee080 [ 1333.911413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.911470][ T32] INFO: task kworker/1:545:4486 blocked for more than 460 seconds. [ 1333.911535][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.911590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.911637][ T32] task:kworker/1:545 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.911784][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.911920][ T32] Call trace: [ 1333.912006][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.912103][ T32] r10:8291a684 r9:eaf11d84 r8:00000002 r7:60000113 r6:eaf11d8c r5:8525b000 [ 1333.912157][ T32] r4:8525b000 [ 1333.912203][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.912308][ T32] r5:8525b000 r4:8291a680 [ 1333.912355][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.912437][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.912525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 1333.912573][ T32] r4:00000000 [ 1333.912615][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.912688][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.912767][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.912924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a9cc0 [ 1333.912991][ T32] r4:00000000 [ 1333.913045][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.913141][ T32] r9:83018205 r8:8525b000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.913188][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.913272][ T32] r5:00001000 r4:e077d000 [ 1333.913370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.913485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.913605][ T32] r5:8523638c r4:85236000 [ 1333.913657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.913775][ T32] r7:ddde2d80 r6:83018200 r5:8523638c r4:84831480 [ 1333.913839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.913952][ T32] r10:61c88647 r9:8525b000 r8:848314ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.914007][ T32] r4:84831480 [ 1333.914049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.914145][ T32] r10:00000000 r9:84831480 r8:80287e08 r7:eaf09e60 r6:84831500 r5:8525b000 [ 1333.914195][ T32] r4:00000001 [ 1333.914251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.914330][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1333.914499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.914563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.914716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.914800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.914880][ T32] r4:849a9580 [ 1333.915645][ T32] INFO: task kworker/1:545:4486 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.915720][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.915961][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.916055][ T32] Call trace: [ 1333.916119][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.916290][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.916351][ T32] r4:00000000 [ 1333.916478][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.916793][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.916861][ T32] 1d20: ceb41000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.916928][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.917009][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.917066][ T32] r5:800f0013 r4:80239bb0 [ 1333.917111][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.917236][ T32] r4:82ac21e4 [ 1333.917385][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.942779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.942942][ T32] r4:e0171dc0 [ 1333.942995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.943120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.943172][ T32] r4:00000000 [ 1333.943233][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.943334][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.943421][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.943521][ T32] r5:00001000 r4:e0027000 [ 1333.943566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.943655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.943744][ T32] r5:84b0438c r4:84b04000 [ 1333.943789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.943886][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.944054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.944160][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.944208][ T32] r4:849f2f80 [ 1333.944290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.944395][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.944444][ T32] r4:00000001 [ 1333.944486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.944566][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.944628][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.944691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.944771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.944840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.944888][ T32] r4:842ee080 [ 1333.944941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.945019][ T32] INFO: task kworker/1:546:4488 blocked for more than 460 seconds. [ 1333.945085][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.945212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.945325][ T32] task:kworker/1:546 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.945524][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.945648][ T32] Call trace: [ 1333.945754][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.945866][ T32] r10:8291a684 r9:eaf15d84 r8:00000002 r7:60000113 r6:eaf15d8c r5:85158c00 [ 1333.945919][ T32] r4:85158c00 [ 1333.945991][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.946088][ T32] r5:85158c00 r4:8291a680 [ 1333.946134][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.946310][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.946407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 [ 1333.946579][ T32] r4:00000000 [ 1333.946626][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.946700][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.946797][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.946887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a9ac0 [ 1333.946940][ T32] r4:00000000 [ 1333.946987][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.947077][ T32] r9:83018205 r8:85158c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1333.947123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.947209][ T32] r5:00001000 r4:e075b000 [ 1333.947273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.957797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.957981][ T32] r5:85235f8c r4:85235c00 [ 1333.958115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.958221][ T32] r7:ddde2d80 r6:83018200 r5:85235f8c r4:84831580 [ 1333.958268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.958452][ T32] r10:61c88647 r9:85158c00 r8:848315ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.958564][ T32] r4:84831580 [ 1333.958695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.958832][ T32] r10:00000000 r9:84831580 r8:80287e08 r7:eaf11e60 r6:84831600 r5:85158c00 [ 1333.958887][ T32] r4:00000001 [ 1333.958933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.959065][ T32] Exception stack(0xeaf15fb0 to 0xeaf15ff8) [ 1333.959132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.959194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.959255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.959411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.959465][ T32] r4:849a9a80 [ 1333.960221][ T32] INFO: task kworker/1:546:4488 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.960291][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.960547][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.960704][ T32] Call trace: [ 1333.960833][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.960945][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.961012][ T32] r4:00000000 [ 1333.961073][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.961270][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.961337][ T32] 1d20: cee73000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.961402][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.961459][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.961510][ T32] r5:800f0013 r4:80239bb0 [ 1333.961556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.961643][ T32] r4:82ac21e4 [ 1333.961687][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.961778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1333.961825][ T32] r4:e0171dc0 [ 1333.961867][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.961986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1333.962110][ T32] r4:00000000 [ 1333.962159][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.962360][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.962414][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.962503][ T32] r5:00001000 r4:e0027000 [ 1333.962614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.962705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.962811][ T32] r5:84b0438c r4:84b04000 [ 1333.962857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.962956][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1333.963006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.963110][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.963157][ T32] r4:849f2f80 [ 1333.963198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.963294][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1333.963342][ T32] r4:00000001 [ 1333.963384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.963464][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1333.963536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.963671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.963736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.963801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.963851][ T32] r4:842ee080 [ 1333.963898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.963960][ T32] INFO: task kworker/1:547:4490 blocked for more than 460 seconds. [ 1333.964023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.964074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.964210][ T32] task:kworker/1:547 state:D stack:0 pid:4490 tgid:4490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.964426][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.964521][ T32] Call trace: [ 1333.964588][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.964684][ T32] r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:85268000 [ 1333.964736][ T32] r4:85268000 [ 1333.964780][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.964868][ T32] r5:85268000 r4:8291a680 [ 1333.964910][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.964997][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.965086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1333.965165][ T32] r4:00000000 [ 1333.965229][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.965308][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.965387][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.965472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a9ec0 [ 1333.965538][ T32] r4:00000000 [ 1333.965598][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.965711][ T32] r9:83018205 r8:85268000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1333.965774][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.965864][ T32] r5:00001000 r4:e089d000 [ 1333.965910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.965999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.966101][ T32] r5:8523678c r4:85236400 [ 1333.966158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.966254][ T32] r7:ddde2d80 r6:83018200 r5:8523678c r4:84831680 [ 1333.966301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.966401][ T32] r10:61c88647 r9:85268000 r8:848316ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.966470][ T32] r4:84831680 [ 1333.966596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.966698][ T32] r10:00000000 r9:84831680 r8:80287e08 r7:eaf11e60 r6:84831700 r5:85268000 [ 1333.966749][ T32] r4:00000001 [ 1333.966811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.966889][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1333.966975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.967042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.967131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.967200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.967251][ T32] r4:849a9c80 [ 1333.998562][ T32] INFO: task kworker/1:547:4490 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1333.998715][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.999041][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.999210][ T32] Call trace: [ 1333.999285][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.999423][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1333.999479][ T32] r4:00000000 [ 1333.999522][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.999624][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1333.999692][ T32] 1d20: cf2c5000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1333.999755][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1333.999810][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.999866][ T32] r5:800f0013 r4:80239bb0 [ 1333.999910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.000004][ T32] r4:82ac21e4 [ 1334.000070][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.000186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.000260][ T32] r4:e0171dc0 [ 1334.000306][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.000485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.000544][ T32] r4:00000000 [ 1334.000589][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.000688][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.000736][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.000823][ T32] r5:00001000 r4:e0027000 [ 1334.000867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.000954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.001046][ T32] r5:84b0438c r4:84b04000 [ 1334.001123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.001227][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.001274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.001388][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.001441][ T32] r4:849f2f80 [ 1334.001484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.001582][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.001629][ T32] r4:00000001 [ 1334.001734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.001816][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.002162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.002625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.002688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.002782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.002838][ T32] r4:842ee080 [ 1334.002888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.002950][ T32] INFO: task kworker/1:548:4492 blocked for more than 460 seconds. [ 1334.003015][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.003083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.003191][ T32] task:kworker/1:548 state:D stack:0 pid:4492 tgid:4492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.003291][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.003395][ T32] Call trace: [ 1334.003529][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.003637][ T32] r10:8291a684 r9:eaf4dd84 r8:00000002 r7:60000013 r6:eaf4dd8c r5:84a4d400 [ 1334.003685][ T32] r4:84a4d400 [ 1334.003731][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.003819][ T32] r5:84a4d400 r4:8291a680 [ 1334.003863][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.003950][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.004044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [ 1334.004095][ T32] r4:00000000 [ 1334.004136][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.004358][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.004440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.004530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845b2d40 [ 1334.004651][ T32] r4:00000000 [ 1334.004702][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.004796][ T32] r9:83018205 r8:84a4d400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1334.004842][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.004932][ T32] r5:00001000 r4:e08bd000 [ 1334.004982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.005085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.005395][ T32] r5:85236b8c r4:85236800 [ 1334.005445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.005566][ T32] r7:ddde2d80 r6:83018200 r5:85236b8c r4:84831780 [ 1334.005645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.005747][ T32] r10:61c88647 r9:84a4d400 r8:848317ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.005798][ T32] r4:84831780 [ 1334.005844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.005948][ T32] r10:00000000 r9:84831780 r8:80287e08 r7:eaf3de60 r6:844d9100 r5:84a4d400 [ 1334.006190][ T32] r4:00000001 [ 1334.006238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.006314][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1334.006386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.006452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.006510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.006654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.006709][ T32] r4:849a9e80 [ 1334.007170][ T32] INFO: task kworker/1:548:4492 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.007257][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.038554][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.038687][ T32] Call trace: [ 1334.038803][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.038934][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.039324][ T32] r4:00000000 [ 1334.039442][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.039568][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.039650][ T32] 1d20: cf8b2000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.039741][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.039820][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.039887][ T32] r5:800f0013 r4:80239bb0 [ 1334.039946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.040069][ T32] r4:82ac21e4 [ 1334.040132][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.040416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.040479][ T32] r4:e0171dc0 [ 1334.040529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.040641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.040714][ T32] r4:00000000 [ 1334.040766][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.040884][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.040938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.041045][ T32] r5:00001000 r4:e0027000 [ 1334.041098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.041192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.041283][ T32] r5:84b0438c r4:84b04000 [ 1334.041330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.041426][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.041472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.041574][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.041623][ T32] r4:849f2f80 [ 1334.041756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.041864][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.041915][ T32] r4:00000001 [ 1334.041961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.042095][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.042190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.042261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.042364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.042593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.042650][ T32] r4:842ee080 [ 1334.042748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.042832][ T32] INFO: task kworker/1:549:4493 blocked for more than 460 seconds. [ 1334.042899][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.042956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.043004][ T32] task:kworker/1:549 state:D stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.043101][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.043187][ T32] Call trace: [ 1334.043389][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.043490][ T32] r10:8291a684 r9:eaf55d84 r8:00000002 r7:60000013 r6:eaf55d8c r5:84a4ec00 [ 1334.043544][ T32] r4:84a4ec00 [ 1334.043591][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.043704][ T32] r5:84a4ec00 r4:8291a680 [ 1334.043755][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.043841][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.043928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 [ 1334.044011][ T32] r4:00000000 [ 1334.044159][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.044241][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.044380][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.044478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402140 [ 1334.044560][ T32] r4:00000000 [ 1334.044637][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.044740][ T32] r9:83018205 r8:84a4ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1334.044791][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.044896][ T32] r5:00001000 r4:e4953000 [ 1334.045019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.045109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.045193][ T32] r5:8523738c r4:85237000 [ 1334.045266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.045420][ T32] r7:ddde2d80 r6:83018200 r5:8523738c r4:84831800 [ 1334.045537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.045666][ T32] r10:61c88647 r9:84a4ec00 r8:8483182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.045728][ T32] r4:84831800 [ 1334.045773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.045925][ T32] r10:00000000 r9:84831800 r8:80287e08 r7:eaf4de60 r6:844d9180 r5:84a4ec00 [ 1334.045982][ T32] r4:00000001 [ 1334.046027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.046239][ T32] Exception stack(0xeaf55fb0 to 0xeaf55ff8) [ 1334.046361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.046433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.046495][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.046558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.046695][ T32] r4:845b2ec0 [ 1334.070235][ T32] INFO: task kworker/1:549:4493 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.070513][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.070695][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.070848][ T32] Call trace: [ 1334.070920][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.071036][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.071102][ T32] r4:00000000 [ 1334.071157][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.071246][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.071468][ T32] 1d20: cfce6000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.071541][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.071600][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.071654][ T32] r5:800f0013 r4:80239bb0 [ 1334.071769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.071999][ T32] r4:82ac21e4 [ 1334.072054][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.072149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.072321][ T32] r4:e0171dc0 [ 1334.072372][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.072530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.072587][ T32] r4:00000000 [ 1334.072632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.072737][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.072791][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.072941][ T32] r5:00001000 r4:e0027000 [ 1334.072996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.073083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.073171][ T32] r5:84b0438c r4:84b04000 [ 1334.073218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.073317][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.073368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.073510][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.073578][ T32] r4:849f2f80 [ 1334.073694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.073832][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.073941][ T32] r4:00000001 [ 1334.074009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.074178][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.074244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.074312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.074372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.074612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.074671][ T32] r4:842ee080 [ 1334.074728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.074826][ T32] INFO: task kworker/1:550:4495 blocked for more than 460 seconds. [ 1334.074899][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.074956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.075006][ T32] task:kworker/1:550 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.075108][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.075237][ T32] Call trace: [ 1334.075518][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.075635][ T32] r10:8291a684 r9:eaf59d84 r8:00000002 r7:60000113 r6:eaf59d8c r5:84a4e000 [ 1334.075712][ T32] r4:84a4e000 [ 1334.075766][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.075857][ T32] r5:84a4e000 r4:8291a680 [ 1334.075903][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.075999][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.076096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 [ 1334.076167][ T32] r4:00000000 [ 1334.076216][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.076293][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.076368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.076457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402000 [ 1334.076508][ T32] r4:00000000 [ 1334.076706][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.076816][ T32] r9:83018205 r8:84a4e000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1334.076865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.076955][ T32] r5:00001000 r4:e490f000 [ 1334.077096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.077189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.077277][ T32] r5:85236f8c r4:85236c00 [ 1334.099071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.099273][ T32] r7:ddde2d80 r6:83018200 r5:85236f8c r4:84831880 [ 1334.099328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.099461][ T32] r10:61c88647 r9:84a4e000 r8:848318ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.099698][ T32] r4:84831880 [ 1334.099802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.099924][ T32] r10:00000000 r9:84831880 r8:80287e08 r7:eaf55e60 r6:844d9200 r5:84a4e000 [ 1334.099985][ T32] r4:00000001 [ 1334.100033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.100115][ T32] Exception stack(0xeaf59fb0 to 0xeaf59ff8) [ 1334.100246][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.100359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.100426][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.100491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.100546][ T32] r4:849a9e80 [ 1334.101318][ T32] INFO: task kworker/1:550:4495 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.101398][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.101539][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.101747][ T32] Call trace: [ 1334.101876][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.102133][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.102279][ T32] r4:00000000 [ 1334.102332][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.102441][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.102509][ T32] 1d20: cfce6000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.102694][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.102788][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.102862][ T32] r5:800f0013 r4:80239bb0 [ 1334.103004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.103211][ T32] r4:82ac21e4 [ 1334.103268][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.103368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.103419][ T32] r4:e0171dc0 [ 1334.103466][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.103559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.103633][ T32] r4:00000000 [ 1334.103784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.103894][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.103945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.104038][ T32] r5:00001000 r4:e0027000 [ 1334.104127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.104220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.104392][ T32] r5:84b0438c r4:84b04000 [ 1334.104449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.104603][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.104750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.104859][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.104909][ T32] r4:849f2f80 [ 1334.104953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.105054][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.105160][ T32] r4:00000001 [ 1334.105291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.105411][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.105472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.105550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.105616][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.105675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.105769][ T32] r4:842ee080 [ 1334.105820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.105878][ T32] INFO: task kworker/1:551:4498 blocked for more than 460 seconds. [ 1334.105949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.106014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.106062][ T32] task:kworker/1:551 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.106175][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.106394][ T32] Call trace: [ 1334.106461][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.106558][ T32] r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000013 r6:eaf65d8c r5:84838000 [ 1334.106606][ T32] r4:84838000 [ 1334.106651][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.106767][ T32] r5:84838000 r4:8291a680 [ 1334.106833][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.106968][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.107066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 1334.107135][ T32] r4:00000000 [ 1334.107183][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.107351][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.134571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.134787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844025c0 [ 1334.134870][ T32] r4:00000000 [ 1334.134920][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.135023][ T32] r9:83018205 r8:84838000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.135072][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.135177][ T32] r5:00001000 r4:e89ef000 [ 1334.135230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.135313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.135398][ T32] r5:85237f8c r4:85237c00 [ 1334.135443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.135543][ T32] r7:ddde2d80 r6:83018200 r5:85237f8c r4:84831900 [ 1334.135701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.135805][ T32] r10:61c88647 r9:84838000 r8:8483192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.135922][ T32] r4:84831900 [ 1334.136031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.136172][ T32] r10:00000000 r9:84831900 r8:80287e08 r7:eaf55e60 r6:844d9280 r5:84838000 [ 1334.136350][ T32] r4:00000001 [ 1334.136455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.136590][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 1334.136705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.136773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.136924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.136993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.137041][ T32] r4:84402280 [ 1334.138319][ T32] INFO: task kworker/1:551:4498 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.138436][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.138803][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.138918][ T32] Call trace: [ 1334.138987][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.139100][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.139149][ T32] r4:00000000 [ 1334.139194][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.139275][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.139335][ T32] 1d20: d0150000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.139395][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.139451][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.139505][ T32] r5:800f0013 r4:80239bb0 [ 1334.139550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.139658][ T32] r4:82ac21e4 [ 1334.139715][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.139805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.139853][ T32] r4:e0171dc0 [ 1334.139894][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.140013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.140070][ T32] r4:00000000 [ 1334.140142][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.140360][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.140414][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.140504][ T32] r5:00001000 r4:e0027000 [ 1334.140550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.140632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.140725][ T32] r5:84b0438c r4:84b04000 [ 1334.140770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.140866][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.140913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.141083][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.141167][ T32] r4:849f2f80 [ 1334.141216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.141344][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.141400][ T32] r4:00000001 [ 1334.141445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.141522][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.141672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.141767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.141831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.141894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.141961][ T32] r4:842ee080 [ 1334.142014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.142083][ T32] INFO: task kworker/1:552:4499 blocked for more than 460 seconds. [ 1334.142153][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.142203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.142247][ T32] task:kworker/1:552 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.142360][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.142527][ T32] Call trace: [ 1334.142592][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.142790][ T32] r10:8291a684 r9:eaf69d84 r8:00000002 r7:60000113 r6:eaf69d8c r5:84838c00 [ 1334.142881][ T32] r4:84838c00 [ 1334.142930][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.143021][ T32] r5:84838c00 r4:8291a680 [ 1334.143068][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.143285][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.143380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 [ 1334.143431][ T32] r4:00000000 [ 1334.143472][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.143545][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.143614][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.143711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844022c0 [ 1334.143760][ T32] r4:00000000 [ 1334.143804][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.143987][ T32] r9:83018205 r8:84838c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1334.144057][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.144167][ T32] r5:00001000 r4:e8987000 [ 1334.144388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.144472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.144567][ T32] r5:8523778c r4:85237400 [ 1334.144640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.144780][ T32] r7:ddde2d80 r6:83018200 r5:8523778c r4:84831980 [ 1334.144832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.144931][ T32] r10:61c88647 r9:84838c00 r8:848319ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.145114][ T32] r4:84831980 [ 1334.145164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.145256][ T32] r10:00000000 r9:84831980 r8:80287e08 r7:eaf65e60 r6:844d9300 r5:84838c00 [ 1334.145364][ T32] r4:00000001 [ 1334.145412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.145491][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) [ 1334.145547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.145625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.145688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.145757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.145807][ T32] r4:84402100 [ 1334.146353][ T32] INFO: task kworker/1:552:4499 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.146425][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.146858][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.146969][ T32] Call trace: [ 1334.167665][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.167852][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.167884][ T32] r4:00000000 [ 1334.167905][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.167951][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.168037][ T32] 1d20: d05b1000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.168071][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.168126][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.168172][ T32] r5:800f0013 r4:80239bb0 [ 1334.168224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.168272][ T32] r4:82ac21e4 [ 1334.168307][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.168354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.168377][ T32] r4:e0171dc0 [ 1334.168396][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.168465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.168513][ T32] r4:00000000 [ 1334.168563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.168615][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.168638][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.168685][ T32] r5:00001000 r4:e0027000 [ 1334.168705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.168750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.168799][ T32] r5:84b0438c r4:84b04000 [ 1334.168848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.168903][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.168925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.168976][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.169000][ T32] r4:849f2f80 [ 1334.169019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.169066][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.169169][ T32] r4:00000001 [ 1334.169193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.169257][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.169373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.169405][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.169433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.169488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.169515][ T32] r4:842ee080 [ 1334.169565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.169599][ T32] INFO: task kworker/1:553:4501 blocked for more than 460 seconds. [ 1334.169633][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.169660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.169682][ T32] task:kworker/1:553 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.169745][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.169791][ T32] Call trace: [ 1334.169902][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.169966][ T32] r10:8291a684 r9:eaf71d84 r8:00000002 r7:60000013 r6:eaf71d8c r5:8483a400 [ 1334.169994][ T32] r4:8483a400 [ 1334.170015][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.170096][ T32] r5:8483a400 r4:8291a680 [ 1334.170122][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.170165][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.170261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 [ 1334.170290][ T32] r4:00000000 [ 1334.170309][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.170344][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.170378][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.170419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402440 [ 1334.170441][ T32] r4:00000000 [ 1334.170462][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.170534][ T32] r9:83018205 r8:8483a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1334.170559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.170604][ T32] r5:00001000 r4:e89b1000 [ 1334.170624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.170663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.170703][ T32] r5:85237b8c r4:85237800 [ 1334.170746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.170841][ T32] r7:ddde2d80 r6:83018200 r5:85237b8c r4:84831a00 [ 1334.170884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.170967][ T32] r10:61c88647 r9:8483a400 r8:84831a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.171028][ T32] r4:84831a00 [ 1334.171083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.171180][ T32] r10:00000000 r9:84831a00 r8:80287e08 r7:eaf65e60 r6:844d9380 r5:8483a400 [ 1334.171224][ T32] r4:00000001 [ 1334.171312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.171409][ T32] Exception stack(0xeaf71fb0 to 0xeaf71ff8) [ 1334.171470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.171529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.171591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.171653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.171695][ T32] r4:84402200 [ 1334.172372][ T32] INFO: task kworker/1:553:4501 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.172439][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.172552][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.172725][ T32] Call trace: [ 1334.172829][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.172942][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.172989][ T32] r4:00000000 [ 1334.173037][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.173150][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.173208][ T32] 1d20: d05b1000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.173270][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.173315][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.173385][ T32] r5:800f0013 r4:80239bb0 [ 1334.173456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.173519][ T32] r4:82ac21e4 [ 1334.173567][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.173619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.173661][ T32] r4:e0171dc0 [ 1334.173684][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.173737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.173764][ T32] r4:00000000 [ 1334.173784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.173829][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.173941][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.174018][ T32] r5:00001000 r4:e0027000 [ 1334.174045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.174090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.174132][ T32] r5:84b0438c r4:84b04000 [ 1334.174154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.174202][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.174247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.174325][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.174351][ T32] r4:849f2f80 [ 1334.174389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.174466][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.174521][ T32] r4:00000001 [ 1334.174543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.174581][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.174623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.174667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.174697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.174757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.174813][ T32] r4:842ee080 [ 1334.174862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.174931][ T32] INFO: task kworker/1:554:4504 blocked for more than 460 seconds. [ 1334.174968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.174994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.175035][ T32] task:kworker/1:554 state:D stack:0 pid:4504 tgid:4504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.175142][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.175200][ T32] Call trace: [ 1334.175235][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.175291][ T32] r10:8291a684 r9:eae8dd84 r8:00000002 r7:60000013 r6:eae8dd8c r5:8483b000 [ 1334.175316][ T32] r4:8483b000 [ 1334.175337][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.175409][ T32] r5:8483b000 r4:8291a680 [ 1334.175432][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.175488][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.175559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 [ 1334.175628][ T32] r4:00000000 [ 1334.175661][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.175699][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.175771][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.175870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402680 [ 1334.175925][ T32] r4:00000000 [ 1334.175948][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.176010][ T32] r9:83018205 r8:8483b000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1334.176036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.176078][ T32] r5:00001000 r4:eaa15000 [ 1334.176098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.176137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.176179][ T32] r5:8523c38c r4:8523c000 [ 1334.176198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.176245][ T32] r7:ddde2d80 r6:83018200 r5:8523c38c r4:84831a80 [ 1334.176266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.176327][ T32] r10:61c88647 r9:8483b000 r8:84831aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.176353][ T32] r4:84831a80 [ 1334.176372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.176418][ T32] r10:00000000 r9:84831a80 r8:80287e08 r7:eaf65e60 r6:844d9400 r5:8483b000 [ 1334.176441][ T32] r4:00000001 [ 1334.176459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.176659][ T32] Exception stack(0xeae8dfb0 to 0xeae8dff8) [ 1334.176717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.176751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.176804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.176836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.176940][ T32] r4:84402580 [ 1334.177144][ T32] INFO: task kworker/1:554:4504 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.177177][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.177230][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.177273][ T32] Call trace: [ 1334.210497][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.210592][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.210645][ T32] r4:00000000 [ 1334.210670][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.210746][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.210798][ T32] 1d20: d0c66000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.210829][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.210883][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.210912][ T32] r5:800f0013 r4:80239bb0 [ 1334.210933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.210977][ T32] r4:82ac21e4 [ 1334.210997][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.211039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.211061][ T32] r4:e0171dc0 [ 1334.211081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.211123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.211146][ T32] r4:00000000 [ 1334.211182][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.211233][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.211257][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.211304][ T32] r5:00001000 r4:e0027000 [ 1334.211354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.211432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.211505][ T32] r5:84b0438c r4:84b04000 [ 1334.211529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.211579][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.211612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.211662][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.211685][ T32] r4:849f2f80 [ 1334.211704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.211783][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.211836][ T32] r4:00000001 [ 1334.211861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.211900][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.211955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.212046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.212154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.212213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.212246][ T32] r4:842ee080 [ 1334.212297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.212345][ T32] INFO: task kworker/1:555:4507 blocked for more than 460 seconds. [ 1334.212408][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.212467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.212520][ T32] task:kworker/1:555 state:D stack:0 pid:4507 tgid:4507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.212579][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.212642][ T32] Call trace: [ 1334.212705][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.212762][ T32] r10:8291a684 r9:eaf75d84 r8:00000002 r7:60000113 r6:eaf75d8c r5:8483bc00 [ 1334.212788][ T32] r4:8483bc00 [ 1334.212811][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.212856][ T32] r5:8483bc00 r4:8291a680 [ 1334.212878][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.212918][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.212962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 [ 1334.213015][ T32] r4:00000000 [ 1334.213064][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.213105][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.213140][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.213206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402b40 [ 1334.213232][ T32] r4:00000000 [ 1334.213252][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.213324][ T32] r9:83018205 r8:8483bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1334.213363][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.213411][ T32] r5:00001000 r4:eacf5000 [ 1334.213431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.213470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.213514][ T32] r5:8523cf8c r4:8523cc00 [ 1334.213546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.213596][ T32] r7:ddde2d80 r6:83018200 r5:8523cf8c r4:84831b00 [ 1334.213617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.213680][ T32] r10:61c88647 r9:8483bc00 r8:84831b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.213739][ T32] r4:84831b00 [ 1334.213763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.213839][ T32] r10:00000000 r9:84831b00 r8:80287e08 r7:eae8de60 r6:844d9480 r5:8483bc00 [ 1334.213865][ T32] r4:00000001 [ 1334.213885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.213921][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1334.213960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.213995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.214023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.214052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.214073][ T32] r4:84402500 [ 1334.214476][ T32] INFO: task kworker/1:555:4507 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.214513][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.214589][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.214633][ T32] Call trace: [ 1334.214684][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.214741][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.214765][ T32] r4:00000000 [ 1334.214802][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.214845][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.214874][ T32] 1d20: d0c66000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.214903][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.214959][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.214998][ T32] r5:800f0013 r4:80239bb0 [ 1334.215026][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.215068][ T32] r4:82ac21e4 [ 1334.215088][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.215131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.215160][ T32] r4:e0171dc0 [ 1334.215181][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.215225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.215247][ T32] r4:00000000 [ 1334.215266][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.215315][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.215376][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.215497][ T32] r5:00001000 r4:e0027000 [ 1334.215924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.216046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.216172][ T32] r5:84b0438c r4:84b04000 [ 1334.216287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.216395][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.216421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.216524][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.216551][ T32] r4:849f2f80 [ 1334.216614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.216685][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.216718][ T32] r4:00000001 [ 1334.216739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.216776][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.216802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.216831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.216857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.216885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.216908][ T32] r4:842ee080 [ 1334.216928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.216954][ T32] INFO: task kworker/0:137:4509 blocked for more than 460 seconds. [ 1334.216981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.217003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.217023][ T32] task:kworker/0:137 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.217068][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.217155][ T32] Call trace: [ 1334.217186][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.217254][ T32] r10:8291a684 r9:eaf6dd84 r8:00000002 r7:60000113 r6:eaf6dd8c r5:8483c800 [ 1334.217377][ T32] r4:8483c800 [ 1334.231970][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.232046][ T32] r5:8483c800 r4:8291a680 [ 1334.232095][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.232142][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.232213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf6de08 [ 1334.232268][ T32] r4:00000000 [ 1334.232319][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.232404][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.232499][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.232546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b58f80 [ 1334.232570][ T32] r4:00000000 [ 1334.232591][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.232639][ T32] r9:83018005 r8:8483c800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1334.232661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.232706][ T32] r5:00001000 r4:eacd7000 [ 1334.232733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.232773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.232817][ T32] r5:851ed78c r4:851ed400 [ 1334.232836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.232884][ T32] r7:dddced80 r6:83018000 r5:851ed78c r4:844d9500 [ 1334.232905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.232952][ T32] r10:61c88647 r9:8483c800 r8:844d952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.232974][ T32] r4:844d9500 [ 1334.232993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.233041][ T32] r10:00000000 r9:844d9500 r8:80287e08 r7:eae85e60 r6:844d9580 r5:8483c800 [ 1334.233076][ T32] r4:00000001 [ 1334.233126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.233193][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 1334.233225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.233254][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.233281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.233310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.233333][ T32] r4:84b58f00 [ 1334.233669][ T32] INFO: task kworker/0:137:4509 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.233703][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.233802][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.233851][ T32] Call trace: [ 1334.233881][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.233932][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.233955][ T32] r4:00000000 [ 1334.233975][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.234015][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.234096][ T32] 1d20: d0e68000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.234131][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.234208][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.234236][ T32] r5:800f0013 r4:80239bb0 [ 1334.234257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.234325][ T32] r4:82ac21e4 [ 1334.234349][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.234394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.234417][ T32] r4:e0171dc0 [ 1334.234436][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.234490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.234517][ T32] r4:00000000 [ 1334.234537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.234583][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.234635][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.234712][ T32] r5:00001000 r4:e0027000 [ 1334.234801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.234849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.234892][ T32] r5:84b0438c r4:84b04000 [ 1334.234938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.234989][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.235011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.235059][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.235081][ T32] r4:849f2f80 [ 1334.235099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.235165][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.235192][ T32] r4:00000001 [ 1334.235211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.235248][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.235275][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.235331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.235361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.235390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.235437][ T32] r4:842ee080 [ 1334.235486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.235515][ T32] INFO: task kworker/1:556:4511 blocked for more than 460 seconds. [ 1334.235557][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.235585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.235632][ T32] task:kworker/1:556 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.235710][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.235766][ T32] Call trace: [ 1334.235826][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.235900][ T32] r10:8291a684 r9:eaf41d84 r8:00000002 r7:60000013 r6:eaf41d8c r5:8483d400 [ 1334.235981][ T32] r4:8483d400 [ 1334.236005][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.236051][ T32] r5:8483d400 r4:8291a680 [ 1334.236071][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.236109][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.236151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 [ 1334.236199][ T32] r4:00000000 [ 1334.236222][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.236257][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.236294][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.236337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402ac0 [ 1334.236384][ T32] r4:00000000 [ 1334.236424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.236499][ T32] r9:83018205 r8:8483d400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1334.236524][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.236583][ T32] r5:00001000 r4:eace9000 [ 1334.236629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.236675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.236742][ T32] r5:8523cb8c r4:8523c800 [ 1334.236767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.236815][ T32] r7:ddde2d80 r6:83018200 r5:8523cb8c r4:84831b80 [ 1334.236904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.236955][ T32] r10:61c88647 r9:8483d400 r8:84831bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.237016][ T32] r4:84831b80 [ 1334.237064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.237162][ T32] r10:00000000 r9:84831b80 r8:80287e08 r7:eaf75e60 r6:844d9600 r5:8483d400 [ 1334.237199][ T32] r4:00000001 [ 1334.237220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.237292][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 1334.254975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.255065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.255096][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.255149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.255178][ T32] r4:84402840 [ 1334.255606][ T32] INFO: task kworker/1:556:4511 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.255641][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.255714][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.255777][ T32] Call trace: [ 1334.255825][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.255920][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.255948][ T32] r4:00000000 [ 1334.255989][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.256036][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.256067][ T32] 1d20: d10b0000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.256106][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.256134][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.256158][ T32] r5:800f0013 r4:80239bb0 [ 1334.256179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.256221][ T32] r4:82ac21e4 [ 1334.256241][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.256283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.256305][ T32] r4:e0171dc0 [ 1334.256349][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.256410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.256437][ T32] r4:00000000 [ 1334.256459][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.256507][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.256531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.256598][ T32] r5:00001000 r4:e0027000 [ 1334.256640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.256709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.256756][ T32] r5:84b0438c r4:84b04000 [ 1334.256798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.256870][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.256914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.256974][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.257016][ T32] r4:849f2f80 [ 1334.257039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.257088][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.257110][ T32] r4:00000001 [ 1334.257129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.257165][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.257190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.257218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.257244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.257300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.257396][ T32] r4:842ee080 [ 1334.269809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.269856][ T32] INFO: task kworker/1:557:4514 blocked for more than 460 seconds. [ 1334.269911][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.269941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.269964][ T32] task:kworker/1:557 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.270018][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.270104][ T32] Call trace: [ 1334.270171][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.270230][ T32] r10:8291a684 r9:eaf85d84 r8:00000002 r7:60000113 r6:eaf85d8c r5:84839800 [ 1334.270255][ T32] r4:84839800 [ 1334.270275][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.270387][ T32] r5:84839800 r4:8291a680 [ 1334.270412][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.270454][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.270527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 [ 1334.270578][ T32] r4:00000000 [ 1334.270601][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.270636][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.270673][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.270719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402b80 [ 1334.270782][ T32] r4:00000000 [ 1334.270808][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.270856][ T32] r9:83018205 r8:84839800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1334.270909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.270956][ T32] r5:00001000 r4:ead11000 [ 1334.271007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.271050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.271093][ T32] r5:8523d38c r4:8523d000 [ 1334.271113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.271160][ T32] r7:ddde2d80 r6:83018200 r5:8523d38c r4:84831c00 [ 1334.271203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.271282][ T32] r10:61c88647 r9:84839800 r8:84831c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.271307][ T32] r4:84831c00 [ 1334.271357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.271407][ T32] r10:00000000 r9:84831c00 r8:80287e08 r7:eaf75e60 r6:844d9680 r5:84839800 [ 1334.271455][ T32] r4:00000001 [ 1334.271519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.271568][ T32] Exception stack(0xeaf85fb0 to 0xeaf85ff8) [ 1334.271597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.271647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.271697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.271738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.271763][ T32] r4:84402d80 [ 1334.272170][ T32] INFO: task kworker/1:557:4514 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.272202][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.272256][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.272308][ T32] Call trace: [ 1334.272341][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.272413][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.272439][ T32] r4:00000000 [ 1334.272479][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.272523][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.272551][ T32] 1d20: d15cf000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.272609][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.272639][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.272663][ T32] r5:800f0013 r4:80239bb0 [ 1334.272708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.272753][ T32] r4:82ac21e4 [ 1334.272783][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.272831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.272874][ T32] r4:e0171dc0 [ 1334.272905][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.272960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.272986][ T32] r4:00000000 [ 1334.273005][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.273051][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.273072][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.273114][ T32] r5:00001000 r4:e0027000 [ 1334.273134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.273173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.273224][ T32] r5:84b0438c r4:84b04000 [ 1334.273247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.273317][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.273341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.273389][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.273411][ T32] r4:849f2f80 [ 1334.273430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.273492][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.273518][ T32] r4:00000001 [ 1334.273537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.273583][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.273609][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.273649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.273693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.273735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.273777][ T32] r4:842ee080 [ 1334.273800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.273825][ T32] INFO: task kworker/0:138:4515 blocked for more than 460 seconds. [ 1334.273870][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.273908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.273932][ T32] task:kworker/0:138 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.274033][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.274102][ T32] Call trace: [ 1334.274135][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.274185][ T32] r10:8291a684 r9:eaf89d84 r8:00000002 r7:60000113 r6:eaf89d8c r5:8525ec00 [ 1334.274208][ T32] r4:8525ec00 [ 1334.274227][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.274280][ T32] r5:8525ec00 r4:8291a680 [ 1334.274327][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.274370][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.274413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1334.274435][ T32] r4:00000000 [ 1334.274454][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.274488][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.274521][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.274591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afaec0 [ 1334.274618][ T32] r4:00000000 [ 1334.274658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.274713][ T32] r9:83018005 r8:8525ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1334.274755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.274814][ T32] r5:00001000 r4:eafbb000 [ 1334.274836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.274910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.274956][ T32] r5:8524878c r4:85248400 [ 1334.274976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.275022][ T32] r7:dddced80 r6:83018000 r5:8524878c r4:844d9700 [ 1334.275042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.275101][ T32] r10:61c88647 r9:8525ec00 r8:844d972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.275129][ T32] r4:844d9700 [ 1334.275171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.275221][ T32] r10:00000000 r9:844d9700 r8:80287e08 r7:eae85e60 r6:844d9780 r5:8525ec00 [ 1334.275266][ T32] r4:00000001 [ 1334.275317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.275381][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 1334.275433][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.275465][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.275492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.275521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.275567][ T32] r4:849aa200 [ 1334.275777][ T32] INFO: task kworker/0:138:4515 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.275811][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.275900][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.276023][ T32] Call trace: [ 1334.276085][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.276162][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.276187][ T32] r4:00000000 [ 1334.276233][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.276280][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.276309][ T32] 1d20: d15cf000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.276338][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.276384][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.276433][ T32] r5:800f0013 r4:80239bb0 [ 1334.276457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.276499][ T32] r4:82ac21e4 [ 1334.276519][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.276585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.276609][ T32] r4:e0171dc0 [ 1334.276628][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.276709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.276736][ T32] r4:00000000 [ 1334.276756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.276828][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.276853][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.276897][ T32] r5:00001000 r4:e0027000 [ 1334.276937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.277001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.277047][ T32] r5:84b0438c r4:84b04000 [ 1334.277067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.277113][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.277134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.277210][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.277237][ T32] r4:849f2f80 [ 1334.277264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.277362][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.292187][ T32] r4:00000001 [ 1334.292228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.292287][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.292317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.292346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.292403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.292438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.292461][ T32] r4:842ee080 [ 1334.292483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.292542][ T32] INFO: task kworker/1:558:4517 blocked for more than 460 seconds. [ 1334.292590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.292617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.292639][ T32] task:kworker/1:558 state:D stack:0 pid:4517 tgid:4517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.292699][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.292781][ T32] Call trace: [ 1334.292816][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.292869][ T32] r10:8291a684 r9:eaf79d84 r8:00000002 r7:60000113 r6:eaf79d8c r5:85269800 [ 1334.292918][ T32] r4:85269800 [ 1334.292941][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.292985][ T32] r5:85269800 r4:8291a680 [ 1334.293004][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.293043][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.293085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 1334.293137][ T32] r4:00000000 [ 1334.293179][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.293217][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.293271][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.293317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402dc0 [ 1334.293339][ T32] r4:00000000 [ 1334.293358][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.293424][ T32] r9:83018205 r8:85269800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1334.293449][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.293492][ T32] r5:00001000 r4:ead23000 [ 1334.293513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.293552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.293604][ T32] r5:8523d78c r4:8523d400 [ 1334.293624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.293688][ T32] r7:ddde2d80 r6:83018200 r5:8523d78c r4:84831c80 [ 1334.293715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.293763][ T32] r10:61c88647 r9:85269800 r8:84831cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.293786][ T32] r4:84831c80 [ 1334.293805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.293850][ T32] r10:00000000 r9:84831c80 r8:80287e08 r7:eaf85e60 r6:84831d00 r5:85269800 [ 1334.293872][ T32] r4:00000001 [ 1334.293890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.293961][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1334.293991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.294021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.294047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.294077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.294099][ T32] r4:84402cc0 [ 1334.294498][ T32] INFO: task kworker/1:558:4517 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.294542][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.294634][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.294700][ T32] Call trace: [ 1334.294743][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.294833][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.294860][ T32] r4:00000000 [ 1334.294903][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.294953][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.294982][ T32] 1d20: d171d000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.295011][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.295056][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.295084][ T32] r5:800f0013 r4:80239bb0 [ 1334.295126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.295181][ T32] r4:82ac21e4 [ 1334.295205][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.295248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.295290][ T32] r4:e0171dc0 [ 1334.295312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.295365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.295399][ T32] r4:00000000 [ 1334.295422][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.295469][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.295490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.295532][ T32] r5:00001000 r4:e0027000 [ 1334.295552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.295601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.295642][ T32] r5:84b0438c r4:84b04000 [ 1334.295662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.295735][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.295793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.295875][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.295899][ T32] r4:849f2f80 [ 1334.295951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.296007][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.296030][ T32] r4:00000001 [ 1334.296049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.296086][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.296112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.296140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.296166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.296194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.296226][ T32] r4:842ee080 [ 1334.296249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.296274][ T32] INFO: task kworker/1:559:4519 blocked for more than 460 seconds. [ 1334.296301][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.296325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.296345][ T32] task:kworker/1:559 state:D stack:0 pid:4519 tgid:4519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.296389][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.296428][ T32] Call trace: [ 1334.296473][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.296554][ T32] r10:8291a684 r9:eaf7dd84 r8:00000002 r7:60000113 r6:eaf7dd8c r5:8526b000 [ 1334.296607][ T32] r4:8526b000 [ 1334.296657][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.296710][ T32] r5:8526b000 r4:8291a680 [ 1334.296730][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.296768][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.296810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 1334.296835][ T32] r4:00000000 [ 1334.296864][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.296916][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.296953][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.296993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402f80 [ 1334.297015][ T32] r4:00000000 [ 1334.297047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.297095][ T32] r9:83018205 r8:8526b000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1334.297137][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.297212][ T32] r5:00001000 r4:ead4b000 [ 1334.297235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.297295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.310003][ T32] r5:8523db8c r4:8523d800 [ 1334.310071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.310172][ T32] r7:ddde2d80 r6:83018200 r5:8523db8c r4:84831d80 [ 1334.310234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.310288][ T32] r10:61c88647 r9:8526b000 r8:84831dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.310314][ T32] r4:84831d80 [ 1334.310335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.310383][ T32] r10:00000000 r9:84831d80 r8:80287e08 r7:eaf79e60 r6:84831e00 r5:8526b000 [ 1334.310432][ T32] r4:00000001 [ 1334.310455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.310494][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 1334.310523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.310581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.310613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.310643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.310700][ T32] r4:84402cc0 [ 1334.311120][ T32] INFO: task kworker/1:559:4519 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.311155][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.311250][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.311303][ T32] Call trace: [ 1334.311333][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.311386][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.311409][ T32] r4:00000000 [ 1334.311428][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.311516][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.311567][ T32] 1d20: d1f1d000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.311600][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.311667][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.311723][ T32] r5:800f0013 r4:80239bb0 [ 1334.311762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.311839][ T32] r4:82ac21e4 [ 1334.311896][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.312004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.312076][ T32] r4:e0171dc0 [ 1334.312130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.312221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.312269][ T32] r4:00000000 [ 1334.312321][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.312424][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.312482][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.312555][ T32] r5:00001000 r4:e0027000 [ 1334.312655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.312723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.312769][ T32] r5:84b0438c r4:84b04000 [ 1334.312820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.312872][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.312893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.312977][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.313030][ T32] r4:849f2f80 [ 1334.313079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.313131][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.313154][ T32] r4:00000001 [ 1334.313172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.313208][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.313235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.313288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.313347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.313378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.313402][ T32] r4:842ee080 [ 1334.313423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.313451][ T32] INFO: task kworker/1:560:4521 blocked for more than 460 seconds. [ 1334.313481][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.313506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.313526][ T32] task:kworker/1:560 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.313601][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.313672][ T32] Call trace: [ 1334.313716][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.313765][ T32] r10:8291a684 r9:eaf8dd84 r8:00000002 r7:60000013 r6:eaf8dd8c r5:8526bc00 [ 1334.313788][ T32] r4:8526bc00 [ 1334.313836][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.313883][ T32] r5:8526bc00 r4:8291a680 [ 1334.313902][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.313959][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.314006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 1334.314029][ T32] r4:00000000 [ 1334.314051][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.314086][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.314153][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.314198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84402800 [ 1334.314220][ T32] r4:00000000 [ 1334.314239][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.314283][ T32] r9:83018205 r8:8526bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1334.314304][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.314346][ T32] r5:00001000 r4:ead55000 [ 1334.314379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.314420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.314462][ T32] r5:8523df8c r4:8523dc00 [ 1334.314513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.314571][ T32] r7:ddde2d80 r6:83018200 r5:8523df8c r4:84831e80 [ 1334.314594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.314671][ T32] r10:61c88647 r9:8526bc00 r8:84831eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.314701][ T32] r4:84831e80 [ 1334.314721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.314766][ T32] r10:00000000 r9:84831e80 r8:80287e08 r7:eaf7de60 r6:84831f00 r5:8526bc00 [ 1334.314803][ T32] r4:00000001 [ 1334.314823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.314858][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1334.314902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.314933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.314959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.314989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.315040][ T32] r4:849a9f80 [ 1334.315284][ T32] INFO: task kworker/1:560:4521 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.315317][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.315461][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.315503][ T32] Call trace: [ 1334.315532][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.315620][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.315646][ T32] r4:00000000 [ 1334.315666][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.315711][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.315761][ T32] 1d20: d1f1d000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.315795][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.315873][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.315899][ T32] r5:800f0013 r4:80239bb0 [ 1334.315955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.315999][ T32] r4:82ac21e4 [ 1334.316020][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.316063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.316085][ T32] r4:e0171dc0 [ 1334.316163][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.316209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.316232][ T32] r4:00000000 [ 1334.316251][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.316296][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.316317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.316358][ T32] r5:00001000 r4:e0027000 [ 1334.316378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.316416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.316488][ T32] r5:84b0438c r4:84b04000 [ 1334.316514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.316613][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.316694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.316747][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.316770][ T32] r4:849f2f80 [ 1334.316789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.316836][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.316858][ T32] r4:00000001 [ 1334.316909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.316949][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.316999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.317077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.317106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.317175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.317200][ T32] r4:842ee080 [ 1334.317221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.317245][ T32] INFO: task kworker/1:561:4523 blocked for more than 460 seconds. [ 1334.317273][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.317350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.342652][ T32] task:kworker/1:561 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.342805][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.342907][ T32] Call trace: [ 1334.342975][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.343065][ T32] r10:8291a684 r9:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c r5:8526c800 [ 1334.343093][ T32] r4:8526c800 [ 1334.343115][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.343159][ T32] r5:8526c800 r4:8291a680 [ 1334.343179][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.343218][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.343290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1334.343319][ T32] r4:00000000 [ 1334.343340][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.343378][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.343445][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.343492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa040 [ 1334.343515][ T32] r4:00000000 [ 1334.343567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.343620][ T32] r9:83018205 r8:8526c800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1334.343698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.343750][ T32] r5:00001000 r4:ead73000 [ 1334.343772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.343844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.343913][ T32] r5:8523e38c r4:8523e000 [ 1334.343936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.343986][ T32] r7:ddde2d80 r6:83018200 r5:8523e38c r4:84831f80 [ 1334.344017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.344069][ T32] r10:61c88647 r9:8526c800 r8:84831fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.344119][ T32] r4:84831f80 [ 1334.344142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.344191][ T32] r10:00000000 r9:84831f80 r8:80287e08 r7:eaf8de60 r6:848ea000 r5:8526c800 [ 1334.344213][ T32] r4:00000001 [ 1334.344232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.344270][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 1334.344298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.344325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.344351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.344379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.344400][ T32] r4:84afa180 [ 1334.344825][ T32] INFO: task kworker/1:561:4523 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.344871][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.344932][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.345002][ T32] Call trace: [ 1334.345102][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.345157][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.345181][ T32] r4:00000000 [ 1334.345225][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.345296][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.345327][ T32] 1d20: d2710000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.345356][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.345380][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.345403][ T32] r5:800f0013 r4:80239bb0 [ 1334.345423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.345464][ T32] r4:82ac21e4 [ 1334.345483][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.345564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.345591][ T32] r4:e0171dc0 [ 1334.345639][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.345690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.345714][ T32] r4:00000000 [ 1334.345734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.345779][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.345801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.345842][ T32] r5:00001000 r4:e0027000 [ 1334.345906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.345969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.346016][ T32] r5:84b0438c r4:84b04000 [ 1334.346036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.346108][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.346159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.346264][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.346316][ T32] r4:849f2f80 [ 1334.346339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.346390][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.346413][ T32] r4:00000001 [ 1334.346431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.346467][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.346512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.346543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.346579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.346608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.346629][ T32] r4:842ee080 [ 1334.346650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.346693][ T32] INFO: task kworker/1:562:4526 blocked for more than 460 seconds. [ 1334.346762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.346804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.346824][ T32] task:kworker/1:562 state:D stack:0 pid:4526 tgid:4526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.346905][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.346989][ T32] Call trace: [ 1334.347073][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.347125][ T32] r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000113 r6:eaf99d8c r5:8526d400 [ 1334.347149][ T32] r4:8526d400 [ 1334.347169][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.347211][ T32] r5:8526d400 r4:8291a680 [ 1334.347230][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.347268][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.355607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 1334.355671][ T32] r4:00000000 [ 1334.355700][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.355752][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.355791][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.355861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa380 [ 1334.355888][ T32] r4:00000000 [ 1334.355910][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.355971][ T32] r9:83018205 r8:8526d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1334.355997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.356043][ T32] r5:00001000 r4:eade7000 [ 1334.356064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.356103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.356174][ T32] r5:8523eb8c r4:8523e800 [ 1334.356227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.356278][ T32] r7:ddde2d80 r6:83018200 r5:8523eb8c r4:848ea080 [ 1334.356328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.356378][ T32] r10:61c88647 r9:8526d400 r8:848ea0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.356401][ T32] r4:848ea080 [ 1334.356421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.356466][ T32] r10:00000000 r9:848ea080 r8:80287e08 r7:eaf95e60 r6:848ea100 r5:8526d400 [ 1334.356488][ T32] r4:00000001 [ 1334.356507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.356543][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1334.356629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.356690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.356722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.356782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.356835][ T32] r4:84afa000 [ 1334.357245][ T32] INFO: task kworker/1:562:4526 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.357278][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.362110][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.362176][ T32] Call trace: [ 1334.362207][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.362264][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.362287][ T32] r4:00000000 [ 1334.362336][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.362383][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.362414][ T32] 1d20: d2710000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.362443][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.362496][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.362524][ T32] r5:800f0013 r4:80239bb0 [ 1334.362545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.362597][ T32] r4:82ac21e4 [ 1334.362648][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.362702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.362726][ T32] r4:e0171dc0 [ 1334.362781][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.362892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.362919][ T32] r4:00000000 [ 1334.363001][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.363092][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.363118][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.363190][ T32] r5:00001000 r4:e0027000 [ 1334.363213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.363253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.363296][ T32] r5:84b0438c r4:84b04000 [ 1334.363316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.363362][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.363382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.363428][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.363470][ T32] r4:849f2f80 [ 1334.363521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.363605][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.363664][ T32] r4:00000001 [ 1334.363696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.363733][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.363759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.363787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.363813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.363841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.363864][ T32] r4:842ee080 [ 1334.363886][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.363953][ T32] INFO: task kworker/1:563:4527 blocked for more than 460 seconds. [ 1334.363989][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.364044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.364069][ T32] task:kworker/1:563 state:D stack:0 pid:4527 tgid:4527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.364147][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.364204][ T32] Call trace: [ 1334.364290][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.364343][ T32] r10:8291a684 r9:eaf9dd84 r8:00000002 r7:60000013 r6:eaf9dd8c r5:8526e000 [ 1334.364365][ T32] r4:8526e000 [ 1334.364385][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.364454][ T32] r5:8526e000 r4:8291a680 [ 1334.364477][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.364519][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.364571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1334.364623][ T32] r4:00000000 [ 1334.364647][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.364687][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.364755][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.364800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa200 [ 1334.364822][ T32] r4:00000000 [ 1334.364871][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.364953][ T32] r9:83018205 r8:8526e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1334.365006][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.365051][ T32] r5:00001000 r4:eadc1000 [ 1334.365109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.365156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.365199][ T32] r5:8523e78c r4:8523e400 [ 1334.365249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.365300][ T32] r7:ddde2d80 r6:83018200 r5:8523e78c r4:848ea180 [ 1334.365332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.365411][ T32] r10:61c88647 r9:8526e000 r8:848ea1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.365437][ T32] r4:848ea180 [ 1334.365456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.365526][ T32] r10:00000000 r9:848ea180 r8:80287e08 r7:eaf99e60 r6:848ea200 r5:8526e000 [ 1334.365551][ T32] r4:00000001 [ 1334.365580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.365616][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1334.365642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.365672][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.365703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.365761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.365787][ T32] r4:84afa1c0 [ 1334.366232][ T32] INFO: task kworker/1:563:4527 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.366293][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.366379][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.366422][ T32] Call trace: [ 1334.366481][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.366536][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.366581][ T32] r4:00000000 [ 1334.366604][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.366645][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.366673][ T32] 1d20: d2710000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.366733][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.366762][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.366830][ T32] r5:800f0013 r4:80239bb0 [ 1334.366854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.366896][ T32] r4:82ac21e4 [ 1334.366949][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.367023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.367074][ T32] r4:e0171dc0 [ 1334.367099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.367143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.367166][ T32] r4:00000000 [ 1334.367185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.367258][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.367354][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.383989][ T32] r5:00001000 r4:e0027000 [ 1334.384037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.384104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.384170][ T32] r5:84b0438c r4:84b04000 [ 1334.384222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.384305][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.384329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.384407][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.384434][ T32] r4:849f2f80 [ 1334.384454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.384501][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.384523][ T32] r4:00000001 [ 1334.384542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.384620][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.384654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.384687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.384715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.384744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.384765][ T32] r4:842ee080 [ 1334.384789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.384851][ T32] INFO: task kworker/1:564:4529 blocked for more than 460 seconds. [ 1334.384886][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.384942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.384968][ T32] task:kworker/1:564 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.385031][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.385112][ T32] Call trace: [ 1334.385193][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.385249][ T32] r10:8291a684 r9:eafa1d84 r8:00000002 r7:60000013 r6:eafa1d8c r5:8526ec00 [ 1334.385284][ T32] r4:8526ec00 [ 1334.385307][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.385351][ T32] r5:8526ec00 r4:8291a680 [ 1334.385372][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.385411][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.385482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa1e08 [ 1334.385539][ T32] r4:00000000 [ 1334.385599][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.385669][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.385717][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.385759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa500 [ 1334.385781][ T32] r4:00000000 [ 1334.385830][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.385882][ T32] r9:83018205 r8:8526ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1334.385904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.385978][ T32] r5:00001000 r4:eaeb3000 [ 1334.386014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.386086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.386144][ T32] r5:8523ef8c r4:8523ec00 [ 1334.386166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.386212][ T32] r7:ddde2d80 r6:83018200 r5:8523ef8c r4:848ea280 [ 1334.386232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.386277][ T32] r10:61c88647 r9:8526ec00 r8:848ea2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.386314][ T32] r4:848ea280 [ 1334.386336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.386413][ T32] r10:00000000 r9:848ea280 r8:80287e08 r7:eaf99e60 r6:848ea300 r5:8526ec00 [ 1334.386453][ T32] r4:00000001 [ 1334.386474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.386544][ T32] Exception stack(0xeafa1fb0 to 0xeafa1ff8) [ 1334.386611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.386642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.386669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.386703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.386766][ T32] r4:84afa2c0 [ 1334.387191][ T32] INFO: task kworker/1:564:4529 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.387224][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.387340][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.403036][ T32] Call trace: [ 1334.403174][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.403362][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.403449][ T32] r4:00000000 [ 1334.403504][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.403600][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.403680][ T32] 1d20: d3026000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.403756][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.403819][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.403883][ T32] r5:800f0013 r4:80239bb0 [ 1334.403964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.404068][ T32] r4:82ac21e4 [ 1334.404141][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.404244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.404300][ T32] r4:e0171dc0 [ 1334.404385][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.404491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.404547][ T32] r4:00000000 [ 1334.404598][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.404713][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.404790][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.404900][ T32] r5:00001000 r4:e0027000 [ 1334.404954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.405067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.405172][ T32] r5:84b0438c r4:84b04000 [ 1334.405222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.405349][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.405409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.405517][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.405569][ T32] r4:849f2f80 [ 1334.405616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.405722][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.405774][ T32] r4:00000001 [ 1334.405818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.405903][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.405971][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.406034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.406098][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.406166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.406220][ T32] r4:842ee080 [ 1334.406293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.406383][ T32] INFO: task kworker/1:565:4531 blocked for more than 460 seconds. [ 1334.406460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.406520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.406576][ T32] task:kworker/1:565 state:D stack:0 pid:4531 tgid:4531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.406698][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.406859][ T32] Call trace: [ 1334.406954][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.407061][ T32] r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000013 r6:eafa5d8c r5:8526a400 [ 1334.407118][ T32] r4:8526a400 [ 1334.407169][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.407260][ T32] r5:8526a400 r4:8291a680 [ 1334.407356][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.428045][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.428223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 1334.428285][ T32] r4:00000000 [ 1334.428350][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.428453][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.428562][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.428664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa680 [ 1334.428724][ T32] r4:00000000 [ 1334.428774][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.428875][ T32] r9:83018205 r8:8526a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1334.428968][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.429072][ T32] r5:00001000 r4:eaec5000 [ 1334.429121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.429209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.429299][ T32] r5:8523f38c r4:8523f000 [ 1334.429346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.429481][ T32] r7:ddde2d80 r6:83018200 r5:8523f38c r4:848ea380 [ 1334.429539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.429639][ T32] r10:61c88647 r9:8526a400 r8:848ea3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.429690][ T32] r4:848ea380 [ 1334.429746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.429847][ T32] r10:00000000 r9:848ea380 r8:80287e08 r7:eafa1e60 r6:848ea400 r5:8526a400 [ 1334.429920][ T32] r4:00000001 [ 1334.429972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.430057][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1334.430121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.430185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.430246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.430309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.430364][ T32] r4:84afa440 [ 1334.431130][ T32] INFO: task kworker/1:565:4531 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.431237][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.431400][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.431543][ T32] Call trace: [ 1334.431641][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.431761][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.431812][ T32] r4:00000000 [ 1334.431858][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.431968][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.432045][ T32] 1d20: d3296000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.432109][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.432167][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.432232][ T32] r5:800f0013 r4:80239bb0 [ 1334.432274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.432351][ T32] r4:82ac21e4 [ 1334.432445][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.432531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.432577][ T32] r4:e0171dc0 [ 1334.432613][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.432690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.432770][ T32] r4:00000000 [ 1334.432824][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.432934][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.432991][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.433090][ T32] r5:00001000 r4:e0027000 [ 1334.433144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.433241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.433344][ T32] r5:84b0438c r4:84b04000 [ 1334.433396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.433508][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.433564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.433676][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.433743][ T32] r4:849f2f80 [ 1334.433791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.433903][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.433964][ T32] r4:00000001 [ 1334.434058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.434148][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.434230][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.434306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.434375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.434442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.434521][ T32] r4:842ee080 [ 1334.434583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.434649][ T32] INFO: task kworker/1:566:4533 blocked for more than 460 seconds. [ 1334.434730][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.434814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.434879][ T32] task:kworker/1:566 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.434979][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.435073][ T32] Call trace: [ 1334.435179][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.435294][ T32] r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000013 r6:eafa9d8c r5:85268c00 [ 1334.435352][ T32] r4:85268c00 [ 1334.435404][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.435500][ T32] r5:85268c00 r4:8291a680 [ 1334.435549][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.435639][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.435745][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 1334.435824][ T32] r4:00000000 [ 1334.435876][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.435955][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.436033][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.436128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa800 [ 1334.436180][ T32] r4:00000000 [ 1334.436248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.436351][ T32] r9:83018205 r8:85268c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1334.436400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.436490][ T32] r5:00001000 r4:eaedb000 [ 1334.436539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.436649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.436750][ T32] r5:8523f78c r4:8523f400 [ 1334.436797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.436897][ T32] r7:ddde2d80 r6:83018200 r5:8523f78c r4:848ea480 [ 1334.436968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.437075][ T32] r10:61c88647 r9:85268c00 r8:848ea4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.437129][ T32] r4:848ea480 [ 1334.437178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.437275][ T32] r10:00000000 r9:848ea480 r8:80287e08 r7:eafa5e60 r6:848ea500 r5:85268c00 [ 1334.437377][ T32] r4:00000001 [ 1334.458683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.458836][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1334.458926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.458999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.459059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.459126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.459200][ T32] r4:84afa5c0 [ 1334.459887][ T32] INFO: task kworker/1:566:4533 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.459959][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.460089][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.460191][ T32] Call trace: [ 1334.460261][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.460370][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.460425][ T32] r4:00000000 [ 1334.460471][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.460557][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.460619][ T32] 1d20: d33f9000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.460687][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.460755][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.460810][ T32] r5:800f0013 r4:80239bb0 [ 1334.460858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.460951][ T32] r4:82ac21e4 [ 1334.461001][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.461098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.461151][ T32] r4:e0171dc0 [ 1334.461197][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.461314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.461374][ T32] r4:00000000 [ 1334.461441][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.461559][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.461612][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.461736][ T32] r5:00001000 r4:e0027000 [ 1334.461821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.461916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.462010][ T32] r5:84b0438c r4:84b04000 [ 1334.462060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.462180][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.462236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.462338][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.462401][ T32] r4:849f2f80 [ 1334.462480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.462588][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.462642][ T32] r4:00000001 [ 1334.462690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.462794][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.462870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.462943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.463037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.463118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.463182][ T32] r4:842ee080 [ 1334.463237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.463313][ T32] INFO: task kworker/1:567:4536 blocked for more than 460 seconds. [ 1334.463394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.463458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.463514][ T32] task:kworker/1:567 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.463677][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.463789][ T32] Call trace: [ 1334.463863][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.463967][ T32] r10:8291a684 r9:eafadd84 r8:00000002 r7:60000013 r6:eafadd8c r5:85266c00 [ 1334.464027][ T32] r4:85266c00 [ 1334.464128][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.464265][ T32] r5:85266c00 r4:8291a680 [ 1334.464319][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.464409][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.464531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1334.464595][ T32] r4:00000000 [ 1334.464654][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.464750][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.464838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.464936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afa980 [ 1334.464992][ T32] r4:00000000 [ 1334.465045][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.465148][ T32] r9:83018205 r8:85266c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1334.465206][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.465304][ T32] r5:00001000 r4:eaee9000 [ 1334.465352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.465439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.465536][ T32] r5:8523fb8c r4:8523f800 [ 1334.465580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.465665][ T32] r7:ddde2d80 r6:83018200 r5:8523fb8c r4:848ea580 [ 1334.465722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.465833][ T32] r10:61c88647 r9:85266c00 r8:848ea5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.465911][ T32] r4:848ea580 [ 1334.465979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.466080][ T32] r10:00000000 r9:848ea580 r8:80287e08 r7:eafa9e60 r6:848ea600 r5:85266c00 [ 1334.466157][ T32] r4:00000001 [ 1334.466208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.466309][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1334.466389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.466472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.466539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.466603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.466654][ T32] r4:84afa740 [ 1334.467008][ T32] INFO: task kworker/1:567:4536 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.467085][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.467239][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.467374][ T32] Call trace: [ 1334.496930][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.497082][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.497141][ T32] r4:00000000 [ 1334.497209][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.497950][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.498079][ T32] 1d20: d3648000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.498154][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.498214][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.498291][ T32] r5:800f0013 r4:80239bb0 [ 1334.498348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.498453][ T32] r4:82ac21e4 [ 1334.498520][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.498633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.498686][ T32] r4:e0171dc0 [ 1334.498740][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.498861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.498914][ T32] r4:00000000 [ 1334.498959][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.499062][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.499113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.499208][ T32] r5:00001000 r4:e0027000 [ 1334.499257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.499344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.499436][ T32] r5:84b0438c r4:84b04000 [ 1334.499484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.499586][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.499808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.499922][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.499979][ T32] r4:849f2f80 [ 1334.500029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.500133][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.500207][ T32] r4:00000001 [ 1334.500326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.500453][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.500521][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.500587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.500666][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.500792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.500850][ T32] r4:842ee080 [ 1334.500903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.500966][ T32] INFO: task kworker/1:568:4537 blocked for more than 461 seconds. [ 1334.501033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.501087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.501154][ T32] task:kworker/1:568 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.501289][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.501404][ T32] Call trace: [ 1334.501491][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.501596][ T32] r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000013 r6:eafb1d8c r5:85270000 [ 1334.501653][ T32] r4:85270000 [ 1334.501702][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.501805][ T32] r5:85270000 r4:8291a680 [ 1334.501851][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.501937][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.502055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 1334.502115][ T32] r4:00000000 [ 1334.502160][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.502256][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.502344][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.502436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afab00 [ 1334.502490][ T32] r4:00000000 [ 1334.502537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.502661][ T32] r9:83018205 r8:85270000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1334.502741][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.502860][ T32] r5:00001000 r4:eaf23000 [ 1334.502914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.503010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.503108][ T32] r5:8523ff8c r4:8523fc00 [ 1334.503164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.503272][ T32] r7:ddde2d80 r6:83018200 r5:8523ff8c r4:848ea680 [ 1334.503327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.503435][ T32] r10:61c88647 r9:85270000 r8:848ea6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.503519][ T32] r4:848ea680 [ 1334.503577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.503715][ T32] r10:00000000 r9:848ea680 r8:80287e08 r7:eafade60 r6:848ea700 r5:85270000 [ 1334.503797][ T32] r4:00000001 [ 1334.503852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.503938][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) [ 1334.504006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.504078][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.504152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.504222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.504274][ T32] r4:84afa8c0 [ 1334.504936][ T32] INFO: task kworker/1:568:4537 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.505032][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.505180][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.505283][ T32] Call trace: [ 1334.505354][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.505462][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.505515][ T32] r4:00000000 [ 1334.505560][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.505647][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.505721][ T32] 1d20: d3648000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.505792][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.505854][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.505930][ T32] r5:800f0013 r4:80239bb0 [ 1334.505985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.506075][ T32] r4:82ac21e4 [ 1334.506123][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.506216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.506268][ T32] r4:e0171dc0 [ 1334.506313][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.506410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.506466][ T32] r4:00000000 [ 1334.506513][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.506612][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.506664][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.506763][ T32] r5:00001000 r4:e0027000 [ 1334.506856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.506966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.507068][ T32] r5:84b0438c r4:84b04000 [ 1334.507119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.507218][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.507270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.536909][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.537035][ T32] r4:849f2f80 [ 1334.537086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.537212][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.537265][ T32] r4:00000001 [ 1334.537313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.537852][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.537938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.538080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.538176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.538269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.538331][ T32] r4:842ee080 [ 1334.538383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.538444][ T32] INFO: task kworker/1:569:4539 blocked for more than 461 seconds. [ 1334.538510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.538565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.538614][ T32] task:kworker/1:569 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.538750][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.538884][ T32] Call trace: [ 1334.538997][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.539114][ T32] r10:8291a684 r9:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:85271800 [ 1334.539166][ T32] r4:85271800 [ 1334.539230][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.539330][ T32] r5:85271800 r4:8291a680 [ 1334.539381][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.539468][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.539563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 [ 1334.539614][ T32] r4:00000000 [ 1334.539658][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.539766][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.539857][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.539951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afad00 [ 1334.540007][ T32] r4:00000000 [ 1334.540053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.540156][ T32] r9:83018205 r8:85271800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1334.540207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.540301][ T32] r5:00001000 r4:eaf45000 [ 1334.540351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.540457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.540554][ T32] r5:8524838c r4:85248000 [ 1334.540602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.540711][ T32] r7:ddde2d80 r6:83018200 r5:8524838c r4:848ea780 [ 1334.540763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.540886][ T32] r10:61c88647 r9:85271800 r8:848ea7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.540945][ T32] r4:848ea780 [ 1334.541016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.541125][ T32] r10:00000000 r9:848ea780 r8:80287e08 r7:eafb1e60 r6:848ea800 r5:85271800 [ 1334.541180][ T32] r4:00000001 [ 1334.541224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.541305][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 1334.541367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.541431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.541491][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.541575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.541635][ T32] r4:84afaa40 [ 1334.542300][ T32] INFO: task kworker/1:569:4539 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.542372][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.542520][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.542614][ T32] Call trace: [ 1334.542711][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.542849][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.542911][ T32] r4:00000000 [ 1334.542962][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.543057][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.543130][ T32] 1d20: d3884000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.543201][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.543264][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.543330][ T32] r5:800f0013 r4:80239bb0 [ 1334.543385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.543487][ T32] r4:82ac21e4 [ 1334.543538][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.543669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.543742][ T32] r4:e0171dc0 [ 1334.543808][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.543914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.543976][ T32] r4:00000000 [ 1334.544033][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.544141][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.544197][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.544294][ T32] r5:00001000 r4:e0027000 [ 1334.544346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.544440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.544535][ T32] r5:84b0438c r4:84b04000 [ 1334.544608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.544732][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.544785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.544890][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.544970][ T32] r4:849f2f80 [ 1334.545026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.545139][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.545197][ T32] r4:00000001 [ 1334.545245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.545329][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.545392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.545461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.545527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.545595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.545649][ T32] r4:842ee080 [ 1334.545722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.545785][ T32] INFO: task kworker/1:570:4541 blocked for more than 461 seconds. [ 1334.545848][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.545905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.545953][ T32] task:kworker/1:570 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.546081][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.546201][ T32] Call trace: [ 1334.546297][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.546404][ T32] r10:8291a684 r9:eafc9d84 r8:00000002 r7:60000013 r6:eafc9d8c r5:85270c00 [ 1334.546497][ T32] r4:85270c00 [ 1334.546560][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.546657][ T32] r5:85270c00 r4:8291a680 [ 1334.546729][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.546845][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.546941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1334.546998][ T32] r4:00000000 [ 1334.547043][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.547123][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.547199][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.547334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aac00 [ 1334.569800][ T32] r4:00000000 [ 1334.569901][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.570059][ T32] r9:83018205 r8:85270c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1334.570120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.570238][ T32] r5:00001000 r4:eafc5000 [ 1334.570293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.570383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.570474][ T32] r5:851edb8c r4:851ed800 [ 1334.570520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.570640][ T32] r7:ddde2d80 r6:83018200 r5:851edb8c r4:848ea880 [ 1334.570697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.570832][ T32] r10:61c88647 r9:85270c00 r8:848ea8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.570887][ T32] r4:848ea880 [ 1334.570960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.571093][ T32] r10:00000000 r9:848ea880 r8:80287e08 r7:eafb5e60 r6:848ea900 r5:85270c00 [ 1334.571173][ T32] r4:00000001 [ 1334.571228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.571317][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1334.571381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.571446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.571523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.571594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.571648][ T32] r4:84afa8c0 [ 1334.572364][ T32] INFO: task kworker/1:570:4541 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.572457][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.572602][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.572732][ T32] Call trace: [ 1334.572810][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.572931][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.572993][ T32] r4:00000000 [ 1334.573063][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.573180][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.573253][ T32] 1d20: d39e6000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.573327][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.573397][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.573458][ T32] r5:800f0013 r4:80239bb0 [ 1334.573536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.573641][ T32] r4:82ac21e4 [ 1334.573698][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.573814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.573888][ T32] r4:e0171dc0 [ 1334.573941][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.574049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.574108][ T32] r4:00000000 [ 1334.574184][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.574318][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.574382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.574480][ T32] r5:00001000 r4:e0027000 [ 1334.574553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.574657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.574819][ T32] r5:84b0438c r4:84b04000 [ 1334.574881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.574992][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.575046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.575150][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.575202][ T32] r4:849f2f80 [ 1334.575247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.575351][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.575405][ T32] r4:00000001 [ 1334.575452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.575533][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.575595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.575658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.575732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.575817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.575873][ T32] r4:842ee080 [ 1334.575921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.576002][ T32] INFO: task kworker/0:139:4544 blocked for more than 461 seconds. [ 1334.576089][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.576152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.576199][ T32] task:kworker/0:139 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.576354][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.576474][ T32] Call trace: [ 1334.576545][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.576682][ T32] r10:8291a684 r9:eafd5d84 r8:00000002 r7:60000113 r6:eafd5d8c r5:85272400 [ 1334.576746][ T32] r4:85272400 [ 1334.576797][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.576889][ T32] r5:85272400 r4:8291a680 [ 1334.576935][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.577041][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.577158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 [ 1334.577221][ T32] r4:00000000 [ 1334.577268][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.608152][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.608349][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.608450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aafc0 [ 1334.608505][ T32] r4:00000000 [ 1334.608552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.608652][ T32] r9:83018005 r8:85272400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1334.608726][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.608833][ T32] r5:00001000 r4:eafe7000 [ 1334.608883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.608971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.609064][ T32] r5:851ee38c r4:851ee000 [ 1334.609112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.609231][ T32] r7:dddced80 r6:83018000 r5:851ee38c r4:844d9800 [ 1334.609290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.609395][ T32] r10:61c88647 r9:85272400 r8:844d982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.609460][ T32] r4:844d9800 [ 1334.609524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.609640][ T32] r10:00000000 r9:844d9800 r8:80287e08 r7:eae85e60 r6:848ea980 r5:85272400 [ 1334.609693][ T32] r4:00000001 [ 1334.609748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.609833][ T32] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 1334.609898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.609963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.610029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.610110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.610175][ T32] r4:849aad40 [ 1334.610878][ T32] INFO: task kworker/0:139:4544 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.610951][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.611082][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.611181][ T32] Call trace: [ 1334.611251][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.611357][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.611433][ T32] r4:00000000 [ 1334.611506][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.611610][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.611675][ T32] 1d20: d3d53000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.611750][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.611812][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.611867][ T32] r5:800f0013 r4:80239bb0 [ 1334.611916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.612005][ T32] r4:82ac21e4 [ 1334.612051][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.612144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.612196][ T32] r4:e0171dc0 [ 1334.612244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.612338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.612391][ T32] r4:00000000 [ 1334.612438][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.612557][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.612614][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.612714][ T32] r5:00001000 r4:e0027000 [ 1334.612769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.612865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.612964][ T32] r5:84b0438c r4:84b04000 [ 1334.613019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.613125][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.613181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.613281][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.613340][ T32] r4:849f2f80 [ 1334.613392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.613505][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.613566][ T32] r4:00000001 [ 1334.613638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.613738][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.613808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.613876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.613938][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.614014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.614075][ T32] r4:842ee080 [ 1334.614127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.614189][ T32] INFO: task kworker/1:571:4545 blocked for more than 461 seconds. [ 1334.614257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.614314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.614361][ T32] task:kworker/1:571 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.614496][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.614595][ T32] Call trace: [ 1334.614702][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.614839][ T32] r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000013 r6:eaf91d8c r5:8483ec00 [ 1334.614895][ T32] r4:8483ec00 [ 1334.614948][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.615046][ T32] r5:8483ec00 r4:8291a680 [ 1334.615093][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.615178][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.615297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 1334.615364][ T32] r4:00000000 [ 1334.615410][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.615508][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.615607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.615725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852562c0 [ 1334.615787][ T32] r4:00000000 [ 1334.615834][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.615932][ T32] r9:83018205 r8:8483ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1334.615997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.616137][ T32] r5:00001000 r4:eafd7000 [ 1334.616189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.616271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.616363][ T32] r5:85248b8c r4:85248800 [ 1334.616432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.616540][ T32] r7:ddde2d80 r6:83018200 r5:85248b8c r4:848eaa00 [ 1334.616611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.616721][ T32] r10:61c88647 r9:8483ec00 r8:848eaa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.616794][ T32] r4:848eaa00 [ 1334.616845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.616939][ T32] r10:00000000 r9:848eaa00 r8:80287e08 r7:eafc9e60 r6:844d9880 r5:8483ec00 [ 1334.617009][ T32] r4:00000001 [ 1334.617054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.617139][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 1334.617196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.617260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.628761][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.628890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.628949][ T32] r4:85256000 [ 1334.629630][ T32] INFO: task kworker/1:571:4545 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.629702][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.629844][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.629989][ T32] Call trace: [ 1334.630065][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.630179][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.630235][ T32] r4:00000000 [ 1334.630299][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.630396][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.630478][ T32] 1d20: d3d53000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.630552][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.630611][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.630668][ T32] r5:800f0013 r4:80239bb0 [ 1334.630725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.630844][ T32] r4:82ac21e4 [ 1334.630895][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.630990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.631066][ T32] r4:e0171dc0 [ 1334.631119][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.631218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.631271][ T32] r4:00000000 [ 1334.631317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.631419][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.631490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.631605][ T32] r5:00001000 r4:e0027000 [ 1334.631662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.631776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.631896][ T32] r5:84b0438c r4:84b04000 [ 1334.631962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.632086][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.632159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.632267][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.632322][ T32] r4:849f2f80 [ 1334.632386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.632495][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.632550][ T32] r4:00000001 [ 1334.632597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.632681][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.632748][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.632819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.632900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.632975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.633032][ T32] r4:842ee080 [ 1334.633085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.633150][ T32] INFO: task kworker/1:572:4547 blocked for more than 461 seconds. [ 1334.633242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.633309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.633357][ T32] task:kworker/1:572 state:D stack:0 pid:4547 tgid:4547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.633462][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.633563][ T32] Call trace: [ 1334.633643][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.633759][ T32] r10:8291a684 r9:eafe5d84 r8:00000002 r7:60000113 r6:eafe5d8c r5:8483e000 [ 1334.633818][ T32] r4:8483e000 [ 1334.633896][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.634020][ T32] r5:8483e000 r4:8291a680 [ 1334.634076][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.634170][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.634270][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 1334.634355][ T32] r4:00000000 [ 1334.634413][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.634503][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.634583][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.634679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aadc0 [ 1334.634766][ T32] r4:00000000 [ 1334.634840][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.634972][ T32] r9:83018205 r8:8483e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1334.635036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.635133][ T32] r5:00001000 r4:eafdd000 [ 1334.635180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.635270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.635363][ T32] r5:851edf8c r4:851edc00 [ 1334.635408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.635508][ T32] r7:ddde2d80 r6:83018200 r5:851edf8c r4:848eaa80 [ 1334.635581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.635689][ T32] r10:61c88647 r9:8483e000 r8:848eaaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.635816][ T32] r4:848eaa80 [ 1334.635868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.635967][ T32] r10:00000000 r9:848eaa80 r8:80287e08 r7:eaf91e60 r6:844d9900 r5:8483e000 [ 1334.636025][ T32] r4:00000001 [ 1334.636071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.636172][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1334.636238][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.636303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.636367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.636433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.636504][ T32] r4:85256280 [ 1334.636871][ T32] INFO: task kworker/1:572:4547 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.636943][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.637089][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.637209][ T32] Call trace: [ 1334.637279][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.658303][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.658373][ T32] r4:00000000 [ 1334.658440][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.658559][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.658629][ T32] 1d20: d3f96000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.658738][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.658826][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.658884][ T32] r5:800f0013 r4:80239bb0 [ 1334.658934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.659029][ T32] r4:82ac21e4 [ 1334.659078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.659171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.659223][ T32] r4:e0171dc0 [ 1334.659269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.659363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.659438][ T32] r4:00000000 [ 1334.659544][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.659678][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.659747][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.659847][ T32] r5:00001000 r4:e0027000 [ 1334.659893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.659971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.660051][ T32] r5:84b0438c r4:84b04000 [ 1334.660090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.660177][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.660217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.660315][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.660410][ T32] r4:849f2f80 [ 1334.660484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.660621][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.660715][ T32] r4:00000001 [ 1334.660770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.660852][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.660914][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.660980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.661074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.661149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.661202][ T32] r4:842ee080 [ 1334.661253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.661329][ T32] INFO: task kworker/1:573:4549 blocked for more than 461 seconds. [ 1334.661402][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.661456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.661529][ T32] task:kworker/1:573 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.661650][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.661752][ T32] Call trace: [ 1334.661828][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.661930][ T32] r10:8291a684 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:84a4b000 [ 1334.662001][ T32] r4:84a4b000 [ 1334.662066][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.662158][ T32] r5:84a4b000 r4:8291a680 [ 1334.662206][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.662294][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.662388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1334.662442][ T32] r4:00000000 [ 1334.662487][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.662564][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.662638][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.662736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256600 [ 1334.662805][ T32] r4:00000000 [ 1334.662855][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.662961][ T32] r9:83018205 r8:84a4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1334.663015][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.663141][ T32] r5:00001000 r4:eb003000 [ 1334.663199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.663292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.663387][ T32] r5:85248f8c r4:85248c00 [ 1334.663440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.663550][ T32] r7:ddde2d80 r6:83018200 r5:85248f8c r4:848eab00 [ 1334.663625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.663756][ T32] r10:61c88647 r9:84a4b000 r8:848eab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.663813][ T32] r4:848eab00 [ 1334.663877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.663990][ T32] r10:00000000 r9:848eab00 r8:80287e08 r7:eafe5e60 r6:844d9980 r5:84a4b000 [ 1334.664046][ T32] r4:00000001 [ 1334.664094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.664194][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1334.664262][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.664328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.664392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.664457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.664511][ T32] r4:85256080 [ 1334.665139][ T32] INFO: task kworker/1:573:4549 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.665238][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.665378][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.665507][ T32] Call trace: [ 1334.665592][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.665717][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.665774][ T32] r4:00000000 [ 1334.665825][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.665915][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.665974][ T32] 1d20: d3f96000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.666040][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.666121][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.666208][ T32] r5:800f0013 r4:80239bb0 [ 1334.666264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.666360][ T32] r4:82ac21e4 [ 1334.666411][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.666521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.666582][ T32] r4:e0171dc0 [ 1334.666654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.666783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.666838][ T32] r4:00000000 [ 1334.666880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.666969][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.667015][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.667110][ T32] r5:00001000 r4:e0027000 [ 1334.667197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.667347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.696716][ T32] r5:84b0438c r4:84b04000 [ 1334.696805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.696933][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.696983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.697105][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.697182][ T32] r4:849f2f80 [ 1334.697235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.697918][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.697996][ T32] r4:00000001 [ 1334.698046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.698166][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.698238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.698336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.698405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.698472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.698543][ T32] r4:842ee080 [ 1334.698600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.698679][ T32] INFO: task kworker/0:140:4550 blocked for more than 461 seconds. [ 1334.698755][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.698848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.698905][ T32] task:kworker/0:140 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.699016][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.699136][ T32] Call trace: [ 1334.699210][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.699319][ T32] r10:8291a684 r9:eaff5d84 r8:00000002 r7:60000113 r6:eaff5d8c r5:84598000 [ 1334.699374][ T32] r4:84598000 [ 1334.699422][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.699515][ T32] r5:84598000 r4:8291a680 [ 1334.699563][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.699649][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.699754][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 [ 1334.699811][ T32] r4:00000000 [ 1334.699873][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.699968][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.700056][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.700173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aa6c0 [ 1334.700234][ T32] r4:00000000 [ 1334.700281][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.700402][ T32] r9:83018005 r8:84598000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1334.700463][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.700554][ T32] r5:00001000 r4:eafed000 [ 1334.700626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.700732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.700821][ T32] r5:851ee78c r4:851ee400 [ 1334.700870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.700992][ T32] r7:dddced80 r6:83018000 r5:851ee78c r4:844d9a00 [ 1334.701048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.701151][ T32] r10:61c88647 r9:84598000 r8:844d9a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.701222][ T32] r4:844d9a00 [ 1334.701276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.701376][ T32] r10:00000000 r9:844d9a00 r8:80287e08 r7:eae85e60 r6:844d9a80 r5:84598000 [ 1334.701428][ T32] r4:00000001 [ 1334.701474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.701553][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1334.701614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.701700][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.701777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.701860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.701920][ T32] r4:849aaf80 [ 1334.702565][ T32] INFO: task kworker/0:140:4550 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.702635][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.702802][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.702902][ T32] Call trace: [ 1334.703004][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.703122][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.703183][ T32] r4:00000000 [ 1334.703253][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.703389][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.703467][ T32] 1d20: d41d4000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.703538][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.703601][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.703687][ T32] r5:800f0013 r4:80239bb0 [ 1334.703751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.703840][ T32] r4:82ac21e4 [ 1334.703890][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.703995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.704057][ T32] r4:e0171dc0 [ 1334.704104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.704203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.704260][ T32] r4:00000000 [ 1334.704309][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.704409][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.704462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.704556][ T32] r5:00001000 r4:e0027000 [ 1334.704604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.704720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.704822][ T32] r5:84b0438c r4:84b04000 [ 1334.704871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.704990][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.705094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.705207][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.705264][ T32] r4:849f2f80 [ 1334.705310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.705435][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.705496][ T32] r4:00000001 [ 1334.705542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.705735][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.705808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.705875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.705935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.706001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.706099][ T32] r4:842ee080 [ 1334.706173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.706234][ T32] INFO: task kworker/0:141:4553 blocked for more than 461 seconds. [ 1334.706316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.706374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.706446][ T32] task:kworker/0:141 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.706552][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.706698][ T32] Call trace: [ 1334.706802][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.706928][ T32] r10:8291a684 r9:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:84598c00 [ 1334.706998][ T32] r4:84598c00 [ 1334.707062][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.707169][ T32] r5:84598c00 r4:8291a680 [ 1334.707216][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.737802][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.738015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1334.738074][ T32] r4:00000000 [ 1334.738123][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.738224][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.738317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.738413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afac00 [ 1334.738481][ T32] r4:00000000 [ 1334.738533][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.738635][ T32] r9:83018005 r8:84598c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1334.738687][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.738853][ T32] r5:00001000 r4:eaca7000 [ 1334.738910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.739019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.739119][ T32] r5:851eef8c r4:851eec00 [ 1334.739167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.739289][ T32] r7:dddced80 r6:83018000 r5:851eef8c r4:844d9b00 [ 1334.739344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.739462][ T32] r10:61c88647 r9:84598c00 r8:844d9b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.739519][ T32] r4:844d9b00 [ 1334.739565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.739666][ T32] r10:00000000 r9:844d9b00 r8:80287e08 r7:eae85e60 r6:844d9b80 r5:84598c00 [ 1334.739726][ T32] r4:00000001 [ 1334.739773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.739901][ T32] Exception stack(0xeaff1fb0 to 0xeaff1ff8) [ 1334.739974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.740040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.740103][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.740166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.740216][ T32] r4:849aa7c0 [ 1334.740890][ T32] INFO: task kworker/0:141:4553 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.740961][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.741143][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.741266][ T32] Call trace: [ 1334.741376][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.741489][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.741545][ T32] r4:00000000 [ 1334.741609][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.741703][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.741777][ T32] 1d20: d45cc000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.741843][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.741900][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.741956][ T32] r5:800f0013 r4:80239bb0 [ 1334.742019][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.742107][ T32] r4:82ac21e4 [ 1334.742153][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.742295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.742370][ T32] r4:e0171dc0 [ 1334.742435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.742536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.742587][ T32] r4:00000000 [ 1334.742634][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.742759][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.742848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.742953][ T32] r5:00001000 r4:e0027000 [ 1334.743005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.743097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.743195][ T32] r5:84b0438c r4:84b04000 [ 1334.743263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.743372][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.743430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.743542][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.743601][ T32] r4:849f2f80 [ 1334.743661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.743778][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.743869][ T32] r4:00000001 [ 1334.743927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.744012][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.744076][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.744159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.744228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.744294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.744347][ T32] r4:842ee080 [ 1334.744397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.744455][ T32] INFO: task kworker/1:574:4554 blocked for more than 461 seconds. [ 1334.744520][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.744574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.744620][ T32] task:kworker/1:574 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.744761][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.744887][ T32] Call trace: [ 1334.744980][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.745096][ T32] r10:8291a684 r9:eb001d84 r8:00000002 r7:60000113 r6:eb001d8c r5:84599800 [ 1334.745149][ T32] r4:84599800 [ 1334.745199][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.745290][ T32] r5:84599800 r4:8291a680 [ 1334.745336][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.745439][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.745538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1334.745591][ T32] r4:00000000 [ 1334.745634][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.745719][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.745796][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.745885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256a40 [ 1334.745933][ T32] r4:00000000 [ 1334.745979][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.746079][ T32] r9:83018205 r8:84599800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.746131][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.746253][ T32] r5:00001000 r4:e0181000 [ 1334.746320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.746417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.746515][ T32] r5:85249f8c r4:85249c00 [ 1334.746563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.746668][ T32] r7:ddde2d80 r6:83018200 r5:85249f8c r4:848eab80 [ 1334.746725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.746847][ T32] r10:61c88647 r9:84599800 r8:848eabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.746902][ T32] r4:848eab80 [ 1334.746948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.747073][ T32] r10:00000000 r9:848eab80 r8:80287e08 r7:eafcde60 r6:844d9c00 r5:84599800 [ 1334.747140][ T32] r4:00000001 [ 1334.747188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.747402][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1334.768052][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.768176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.768248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.768333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.768409][ T32] r4:85256540 [ 1334.769081][ T32] INFO: task kworker/1:574:4554 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.769152][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.769326][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.769441][ T32] Call trace: [ 1334.769512][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.769645][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.769713][ T32] r4:00000000 [ 1334.769764][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.769852][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.769919][ T32] 1d20: d47cf000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.770011][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.770101][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.770163][ T32] r5:800f0013 r4:80239bb0 [ 1334.770215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.770311][ T32] r4:82ac21e4 [ 1334.770377][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.770493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.770550][ T32] r4:e0171dc0 [ 1334.770596][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.770715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.770793][ T32] r4:00000000 [ 1334.770846][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.770949][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.771003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.771095][ T32] r5:00001000 r4:e0027000 [ 1334.771142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.771232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.771345][ T32] r5:84b0438c r4:84b04000 [ 1334.771402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.771509][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.771559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.771659][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.771717][ T32] r4:849f2f80 [ 1334.771766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.771866][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.771919][ T32] r4:00000001 [ 1334.771964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.772047][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.772108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.772170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.772229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.772294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.772346][ T32] r4:842ee080 [ 1334.772393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.772447][ T32] INFO: task kworker/1:575:4557 blocked for more than 461 seconds. [ 1334.772511][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.772615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.772742][ T32] task:kworker/1:575 state:D stack:0 pid:4557 tgid:4557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.772881][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.773006][ T32] Call trace: [ 1334.773081][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.773191][ T32] r10:8291a684 r9:eb015d84 r8:00000002 r7:60000113 r6:eb015d8c r5:8459bc00 [ 1334.773250][ T32] r4:8459bc00 [ 1334.773325][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.773441][ T32] r5:8459bc00 r4:8291a680 [ 1334.773492][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.773592][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.773739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 [ 1334.773823][ T32] r4:00000000 [ 1334.773877][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.773978][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.774105][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.774225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256680 [ 1334.774287][ T32] r4:00000000 [ 1334.774336][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.774436][ T32] r9:83018205 r8:8459bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1334.774487][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.774582][ T32] r5:00001000 r4:dfa11000 [ 1334.774630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.774724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.774841][ T32] r5:8524938c r4:85249000 [ 1334.774890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.774997][ T32] r7:ddde2d80 r6:83018200 r5:8524938c r4:848eac00 [ 1334.775051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.775157][ T32] r10:61c88647 r9:8459bc00 r8:848eac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.775211][ T32] r4:848eac00 [ 1334.775257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.775359][ T32] r10:00000000 r9:848eac00 r8:80287e08 r7:eb001e60 r6:844d9c80 r5:8459bc00 [ 1334.775412][ T32] r4:00000001 [ 1334.775497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.775604][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1334.775674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.775749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.775832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.775933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.776000][ T32] r4:85256740 [ 1334.776356][ T32] INFO: task kworker/1:575:4557 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.776451][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.776616][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.776720][ T32] Call trace: [ 1334.776813][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.776925][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.776981][ T32] r4:00000000 [ 1334.777046][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.777140][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.777220][ T32] 1d20: d47cf000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.800738][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.800867][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.800954][ T32] r5:800f0013 r4:80239bb0 [ 1334.801056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.801171][ T32] r4:82ac21e4 [ 1334.801239][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.801341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.801417][ T32] r4:e0171dc0 [ 1334.801469][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.801587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.801674][ T32] r4:00000000 [ 1334.801756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.801865][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.801918][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.802017][ T32] r5:00001000 r4:e0027000 [ 1334.802088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.802181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.802284][ T32] r5:84b0438c r4:84b04000 [ 1334.802332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.802450][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.802506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.802625][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.802704][ T32] r4:849f2f80 [ 1334.802818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.802959][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.803033][ T32] r4:00000001 [ 1334.803087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.803181][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.803245][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.803318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.803388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.803459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.803536][ T32] r4:842ee080 [ 1334.803617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.803716][ T32] INFO: task kworker/1:576:4559 blocked for more than 461 seconds. [ 1334.803794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.803857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.803934][ T32] task:kworker/1:576 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.804086][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.804205][ T32] Call trace: [ 1334.804301][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.804415][ T32] r10:8291a684 r9:eb01dd84 r8:00000002 r7:60000113 r6:eb01dd8c r5:8459c800 [ 1334.804469][ T32] r4:8459c800 [ 1334.804518][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.804630][ T32] r5:8459c800 r4:8291a680 [ 1334.804684][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.804786][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.804878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 [ 1334.804929][ T32] r4:00000000 [ 1334.804976][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.805056][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.805133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.805244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256780 [ 1334.805301][ T32] r4:00000000 [ 1334.805347][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.805444][ T32] r9:83018205 r8:8459c800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1334.805494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.805603][ T32] r5:00001000 r4:dfa53000 [ 1334.805668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.805771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.805862][ T32] r5:8524978c r4:85249400 [ 1334.805909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.806151][ T32] r7:ddde2d80 r6:83018200 r5:8524978c r4:848eac80 [ 1334.806302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.806508][ T32] r10:61c88647 r9:8459c800 r8:848eacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.806584][ T32] r4:848eac80 [ 1334.806660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.806850][ T32] r10:00000000 r9:848eac80 r8:80287e08 r7:eb001e60 r6:844d9d00 r5:8459c800 [ 1334.806956][ T32] r4:00000001 [ 1334.807021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.807137][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1334.807216][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.828127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.828247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.828323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.828427][ T32] r4:852567c0 [ 1334.829194][ T32] INFO: task kworker/1:576:4559 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.829301][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.829452][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.829575][ T32] Call trace: [ 1334.829646][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.829776][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.829839][ T32] r4:00000000 [ 1334.829892][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.829988][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.830056][ T32] 1d20: d4b0b000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.830121][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.830202][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.830268][ T32] r5:800f0013 r4:80239bb0 [ 1334.830320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.830413][ T32] r4:82ac21e4 [ 1334.830462][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.830555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.830648][ T32] r4:e0171dc0 [ 1334.830707][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.830839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.830898][ T32] r4:00000000 [ 1334.830947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.831052][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.831107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.831210][ T32] r5:00001000 r4:e0027000 [ 1334.831258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.831345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.831437][ T32] r5:84b0438c r4:84b04000 [ 1334.831487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.831618][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.831676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.831787][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.831850][ T32] r4:849f2f80 [ 1334.831896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.832000][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.832052][ T32] r4:00000001 [ 1334.832097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.832175][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.832239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.832304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.832366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.832431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.832483][ T32] r4:842ee080 [ 1334.832551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.832636][ T32] INFO: task kworker/1:577:4560 blocked for more than 461 seconds. [ 1334.832717][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.832769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.832815][ T32] task:kworker/1:577 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.832920][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.833014][ T32] Call trace: [ 1334.833112][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.833221][ T32] r10:8291a684 r9:eb021d84 r8:00000002 r7:60000113 r6:eb021d8c r5:8459b000 [ 1334.833280][ T32] r4:8459b000 [ 1334.833335][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.833436][ T32] r5:8459b000 r4:8291a680 [ 1334.833487][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.833603][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.833722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 1334.833790][ T32] r4:00000000 [ 1334.833838][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.833930][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.834012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.834108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256980 [ 1334.834189][ T32] r4:00000000 [ 1334.834251][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.834354][ T32] r9:83018205 r8:8459b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1334.834431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.834542][ T32] r5:00001000 r4:dfeed000 [ 1334.834592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.834681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.834801][ T32] r5:85249b8c r4:85249800 [ 1334.834867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.834973][ T32] r7:ddde2d80 r6:83018200 r5:85249b8c r4:848ead00 [ 1334.835023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.835125][ T32] r10:61c88647 r9:8459b000 r8:848ead2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.835179][ T32] r4:848ead00 [ 1334.835223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.835340][ T32] r10:00000000 r9:848ead00 r8:80287e08 r7:eb001e60 r6:844d9d80 r5:8459b000 [ 1334.835412][ T32] r4:00000001 [ 1334.835488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.835575][ T32] Exception stack(0xeb021fb0 to 0xeb021ff8) [ 1334.835637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.835708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.835788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.835858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.835922][ T32] r4:852567c0 [ 1334.836262][ T32] INFO: task kworker/1:577:4560 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.836330][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.836449][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.836591][ T32] Call trace: [ 1334.836732][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.836842][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.836896][ T32] r4:00000000 [ 1334.836943][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.837032][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.837096][ T32] 1d20: d4b0b000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.837177][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.837241][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.867991][ T32] r5:800f0013 r4:80239bb0 [ 1334.868131][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.868259][ T32] r4:82ac21e4 [ 1334.868308][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.868421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.868479][ T32] r4:e0171dc0 [ 1334.868525][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.868622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.868673][ T32] r4:00000000 [ 1334.868727][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.868849][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.868907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.869010][ T32] r5:00001000 r4:e0027000 [ 1334.869059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.869147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.869237][ T32] r5:84b0438c r4:84b04000 [ 1334.869297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.869401][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.869449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.869559][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.869610][ T32] r4:849f2f80 [ 1334.869674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.869823][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.869882][ T32] r4:00000001 [ 1334.869930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.870068][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.870169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.870254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.870330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.870411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.870468][ T32] r4:842ee080 [ 1334.870535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.870612][ T32] INFO: task kworker/1:578:4562 blocked for more than 461 seconds. [ 1334.870680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.870793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.870898][ T32] task:kworker/1:578 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.871032][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.871127][ T32] Call trace: [ 1334.871201][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.871310][ T32] r10:8291a684 r9:eb029d84 r8:00000002 r7:60000113 r6:eb029d8c r5:8459a400 [ 1334.871379][ T32] r4:8459a400 [ 1334.871436][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.871533][ T32] r5:8459a400 r4:8291a680 [ 1334.871590][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.871679][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.871791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 [ 1334.871845][ T32] r4:00000000 [ 1334.871892][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.871971][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.872049][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.872140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288240 [ 1334.872190][ T32] r4:00000000 [ 1334.872235][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.872349][ T32] r9:83018205 r8:8459a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1334.872403][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.872494][ T32] r5:00001000 r4:e0801000 [ 1334.872554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.872656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.872755][ T32] r5:8524b78c r4:8524b400 [ 1334.872801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.872897][ T32] r7:ddde2d80 r6:83018200 r5:8524b78c r4:848ead80 [ 1334.873032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.873154][ T32] r10:61c88647 r9:8459a400 r8:848eadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.873233][ T32] r4:848ead80 [ 1334.873298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.873408][ T32] r10:00000000 r9:848ead80 r8:80287e08 r7:eb001e60 r6:844d9e00 r5:8459a400 [ 1334.873476][ T32] r4:00000001 [ 1334.873526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.873652][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) [ 1334.873744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.873824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.873899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.873978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.874031][ T32] r4:852568c0 [ 1334.874760][ T32] INFO: task kworker/1:578:4562 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.874860][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.874994][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.875088][ T32] Call trace: [ 1334.875155][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.875265][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.875340][ T32] r4:00000000 [ 1334.875393][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.875511][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.875591][ T32] 1d20: d4e5e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.875657][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.875722][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.875777][ T32] r5:800f0013 r4:80239bb0 [ 1334.875824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.875911][ T32] r4:82ac21e4 [ 1334.875959][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.876052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.876119][ T32] r4:e0171dc0 [ 1334.876204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.876304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.876368][ T32] r4:00000000 [ 1334.876427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.876525][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.876611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.876724][ T32] r5:00001000 r4:e0027000 [ 1334.876782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.876868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.876957][ T32] r5:84b0438c r4:84b04000 [ 1334.877004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.877101][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.877167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.877345][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.905163][ T32] r4:849f2f80 [ 1334.905264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.905406][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.905459][ T32] r4:00000001 [ 1334.905506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.905633][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.905720][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.905787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.905847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.905911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.905969][ T32] r4:842ee080 [ 1334.906023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.906082][ T32] INFO: task kworker/1:579:4564 blocked for more than 461 seconds. [ 1334.906149][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.906206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.906270][ T32] task:kworker/1:579 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.906501][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.906618][ T32] Call trace: [ 1334.906732][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.906861][ T32] r10:8291a684 r9:eb031d84 r8:00000002 r7:60000013 r6:eb031d8c r5:8459d400 [ 1334.906918][ T32] r4:8459d400 [ 1334.906968][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.907062][ T32] r5:8459d400 r4:8291a680 [ 1334.907129][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.907221][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.912905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1334.913147][ T32] r4:00000000 [ 1334.913206][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.913323][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.913401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.913553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256c40 [ 1334.913619][ T32] r4:00000000 [ 1334.913674][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.913775][ T32] r9:83018205 r8:8459d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1334.913825][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.913917][ T32] r5:00001000 r4:e05b3000 [ 1334.913971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.914056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.914140][ T32] r5:8524a38c r4:8524a000 [ 1334.914187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.914310][ T32] r7:ddde2d80 r6:83018200 r5:8524a38c r4:848eae00 [ 1334.914366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.914458][ T32] r10:61c88647 r9:8459d400 r8:848eae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.914509][ T32] r4:848eae00 [ 1334.914557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.914652][ T32] r10:00000000 r9:848eae00 r8:80287e08 r7:eb029e60 r6:844d9e80 r5:8459d400 [ 1334.914701][ T32] r4:00000001 [ 1334.914748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.914862][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1334.914927][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.915004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.915059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.915121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.915168][ T32] r4:85256a80 [ 1334.915948][ T32] INFO: task kworker/1:579:4564 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.916074][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.916250][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.916360][ T32] Call trace: [ 1334.916458][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.916588][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.916646][ T32] r4:00000000 [ 1334.916694][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.916784][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.916849][ T32] 1d20: d5222000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.916934][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.917020][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.917079][ T32] r5:800f0013 r4:80239bb0 [ 1334.917129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.917218][ T32] r4:82ac21e4 [ 1334.917327][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.932366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.932478][ T32] r4:e0171dc0 [ 1334.932544][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.932669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.932722][ T32] r4:00000000 [ 1334.932766][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.932875][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.932933][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.933049][ T32] r5:00001000 r4:e0027000 [ 1334.933098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.933191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.933292][ T32] r5:84b0438c r4:84b04000 [ 1334.933368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.933501][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.933565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.933712][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.933787][ T32] r4:849f2f80 [ 1334.933839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.933956][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.934043][ T32] r4:00000001 [ 1334.934158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.934252][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.934320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.934383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.934445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.934530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.934583][ T32] r4:842ee080 [ 1334.934637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.934700][ T32] INFO: task kworker/1:580:4566 blocked for more than 461 seconds. [ 1334.934823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.934888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.934939][ T32] task:kworker/1:580 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.935104][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.935224][ T32] Call trace: [ 1334.935326][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.935458][ T32] r10:8291a684 r9:eb039d84 r8:00000002 r7:60000113 r6:eb039d8c r5:8459e000 [ 1334.935513][ T32] r4:8459e000 [ 1334.935562][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.935658][ T32] r5:8459e000 r4:8291a680 [ 1334.935707][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.935796][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.935887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1334.935940][ T32] r4:00000000 [ 1334.936009][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.936092][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.936175][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.936267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256d40 [ 1334.936335][ T32] r4:00000000 [ 1334.936401][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.936500][ T32] r9:83018205 r8:8459e000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1334.936549][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.936658][ T32] r5:00001000 r4:e062f000 [ 1334.936702][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.936780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.936857][ T32] r5:8524a78c r4:8524a400 [ 1334.936914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.937024][ T32] r7:ddde2d80 r6:83018200 r5:8524a78c r4:848eae80 [ 1334.937099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.937226][ T32] r10:61c88647 r9:8459e000 r8:848eaeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.937343][ T32] r4:848eae80 [ 1334.958323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.958513][ T32] r10:00000000 r9:848eae80 r8:80287e08 r7:eb029e60 r6:844d9f00 r5:8459e000 [ 1334.958572][ T32] r4:00000001 [ 1334.958620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.958703][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 1334.958794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.958863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.958926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.959024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.959084][ T32] r4:85256b80 [ 1334.959878][ T32] INFO: task kworker/1:580:4566 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.959958][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.960129][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.960308][ T32] Call trace: [ 1334.960420][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.960552][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.960612][ T32] r4:00000000 [ 1334.960658][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.960745][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.960808][ T32] 1d20: d55a3000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.960875][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.960935][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.960996][ T32] r5:800f0013 r4:80239bb0 [ 1334.961044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.961135][ T32] r4:82ac21e4 [ 1334.961182][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.961272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.961325][ T32] r4:e0171dc0 [ 1334.961368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.961492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.961557][ T32] r4:00000000 [ 1334.961603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.961729][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.961801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.961897][ T32] r5:00001000 r4:e0027000 [ 1334.961959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.962059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.962172][ T32] r5:84b0438c r4:84b04000 [ 1334.962234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.962334][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.962384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.962482][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.962533][ T32] r4:849f2f80 [ 1334.962581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.962681][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.962734][ T32] r4:00000001 [ 1334.962821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.962912][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.962985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.963053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.963153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.963231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.963309][ T32] r4:842ee080 [ 1334.963370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.963456][ T32] INFO: task kworker/1:581:4568 blocked for more than 461 seconds. [ 1334.963559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.963641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.963709][ T32] task:kworker/1:581 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.963834][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.963932][ T32] Call trace: [ 1334.964013][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.964113][ T32] r10:8291a684 r9:eb041d84 r8:00000002 r7:60000013 r6:eb041d8c r5:851d8c00 [ 1334.964168][ T32] r4:851d8c00 [ 1334.964214][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.964309][ T32] r5:851d8c00 r4:8291a680 [ 1334.964356][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.964451][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.964551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1334.964605][ T32] r4:00000000 [ 1334.964651][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.964732][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.964833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.964933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256e00 [ 1334.964995][ T32] r4:00000000 [ 1334.965046][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.965143][ T32] r9:83018205 r8:851d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1334.965194][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.965288][ T32] r5:00001000 r4:e0695000 [ 1334.965357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.965453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.965544][ T32] r5:8524ab8c r4:8524a800 [ 1334.965590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.965709][ T32] r7:ddde2d80 r6:83018200 r5:8524ab8c r4:848eaf00 [ 1334.965767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.965880][ T32] r10:61c88647 r9:851d8c00 r8:848eaf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.965931][ T32] r4:848eaf00 [ 1334.965978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.966070][ T32] r10:00000000 r9:848eaf00 r8:80287e08 r7:eb029e60 r6:844d9f80 r5:851d8c00 [ 1334.966113][ T32] r4:00000001 [ 1334.966152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.966226][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1334.966280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.966336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.966390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.966449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.966494][ T32] r4:85256cc0 [ 1334.966895][ T32] INFO: task kworker/1:581:4568 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.966980][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.967092][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.967174][ T32] Call trace: [ 1334.967238][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.988071][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.988216][ T32] r4:00000000 [ 1334.988272][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.988413][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.988505][ T32] 1d20: d563f000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.988578][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.988638][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.988710][ T32] r5:800f0013 r4:80239bb0 [ 1334.988765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.988857][ T32] r4:82ac21e4 [ 1334.988906][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.989007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.989063][ T32] r4:e0171dc0 [ 1334.989109][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.989225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.989307][ T32] r4:00000000 [ 1334.989359][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.989460][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.989510][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.989607][ T32] r5:00001000 r4:e0027000 [ 1334.989654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.989742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.989836][ T32] r5:84b0438c r4:84b04000 [ 1334.989883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.990014][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1334.990070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.990202][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.990263][ T32] r4:849f2f80 [ 1334.990324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.990439][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1334.990490][ T32] r4:00000001 [ 1334.990536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.990615][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1334.990674][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.990755][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.990842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.990947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.991028][ T32] r4:842ee080 [ 1334.991105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.991193][ T32] INFO: task kworker/1:582:4570 blocked for more than 461 seconds. [ 1334.991269][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.991324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.991374][ T32] task:kworker/1:582 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.991496][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.991610][ T32] Call trace: [ 1334.991690][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.991794][ T32] r10:8291a684 r9:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:85273000 [ 1334.991891][ T32] r4:85273000 [ 1334.991945][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.992046][ T32] r5:85273000 r4:8291a680 [ 1334.992111][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.992203][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.992313][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1334.992370][ T32] r4:00000000 [ 1334.992415][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.992491][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.992567][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.992658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85256f40 [ 1334.992710][ T32] r4:00000000 [ 1334.992757][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.992856][ T32] r9:83018205 r8:85273000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1334.992908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.993049][ T32] r5:00001000 r4:e06ef000 [ 1334.993104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.993195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.993292][ T32] r5:8524af8c r4:8524ac00 [ 1334.993342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.993446][ T32] r7:ddde2d80 r6:83018200 r5:8524af8c r4:848eaf80 [ 1334.993499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.993624][ T32] r10:61c88647 r9:85273000 r8:848eafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.993702][ T32] r4:848eaf80 [ 1334.993752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.993850][ T32] r10:00000000 r9:848eaf80 r8:80287e08 r7:eb029e60 r6:85175000 r5:85273000 [ 1334.993904][ T32] r4:00000001 [ 1334.993948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.994038][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1334.994099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.994165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.994221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.994283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.994354][ T32] r4:85256e40 [ 1334.995122][ T32] INFO: task kworker/1:582:4570 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1334.995214][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.995367][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.995466][ T32] Call trace: [ 1334.995554][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.995667][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1334.995724][ T32] r4:00000000 [ 1334.995793][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.995904][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1334.995979][ T32] 1d20: d563f000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1334.996049][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1334.996104][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.996159][ T32] r5:800f0013 r4:80239bb0 [ 1334.996209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.996300][ T32] r4:82ac21e4 [ 1334.996349][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.996440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1334.996491][ T32] r4:e0171dc0 [ 1334.996593][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.996698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1334.996752][ T32] r4:00000000 [ 1334.996798][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.996911][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.996993][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.997088][ T32] r5:00001000 r4:e0027000 [ 1334.997152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.997244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.029395][ T32] r5:84b0438c r4:84b04000 [ 1335.029490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.029659][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.029719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.029829][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.029883][ T32] r4:849f2f80 [ 1335.029933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.030046][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.030098][ T32] r4:00000001 [ 1335.030148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.030233][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.030320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.030390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.030454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.030537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.030594][ T32] r4:842ee080 [ 1335.030650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.030712][ T32] INFO: task kworker/1:583:4572 blocked for more than 461 seconds. [ 1335.030806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.030868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.030919][ T32] task:kworker/1:583 state:D stack:0 pid:4572 tgid:4572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.031053][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.031199][ T32] Call trace: [ 1335.031281][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.031392][ T32] r10:8291a684 r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:85273c00 [ 1335.031467][ T32] r4:85273c00 [ 1335.031522][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.031615][ T32] r5:85273c00 r4:8291a680 [ 1335.031664][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.031751][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.031846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1335.031916][ T32] r4:00000000 [ 1335.031976][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.032056][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.032139][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.032231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288040 [ 1335.032284][ T32] r4:00000000 [ 1335.032330][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.032452][ T32] r9:83018205 r8:85273c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1335.032537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.032636][ T32] r5:00001000 r4:e07a9000 [ 1335.032684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.032768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.032864][ T32] r5:8524b38c r4:8524b000 [ 1335.032920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.033039][ T32] r7:ddde2d80 r6:83018200 r5:8524b38c r4:85175080 [ 1335.033094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.033199][ T32] r10:61c88647 r9:85273c00 r8:851750ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.033252][ T32] r4:85175080 [ 1335.033302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.033406][ T32] r10:00000000 r9:85175080 r8:80287e08 r7:eb029e60 r6:85175100 r5:85273c00 [ 1335.033465][ T32] r4:00000001 [ 1335.033540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.033636][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1335.033699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.033761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.033824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.033890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.033945][ T32] r4:85288000 [ 1335.034719][ T32] INFO: task kworker/1:583:4572 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.034816][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.034944][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.035051][ T32] Call trace: [ 1335.035149][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.035280][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.035356][ T32] r4:00000000 [ 1335.035408][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.035500][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.035564][ T32] 1d20: d5992000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.035630][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.035690][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.035749][ T32] r5:800f0013 r4:80239bb0 [ 1335.035799][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.035886][ T32] r4:82ac21e4 [ 1335.035950][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.036057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.036112][ T32] r4:e0171dc0 [ 1335.036158][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.036255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.036311][ T32] r4:00000000 [ 1335.036380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.036495][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.036580][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.036678][ T32] r5:00001000 r4:e0027000 [ 1335.036756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.036853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.036946][ T32] r5:84b0438c r4:84b04000 [ 1335.037028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.037135][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.037186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.037289][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.051156][ T32] r4:849f2f80 [ 1335.051291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.051427][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.051482][ T32] r4:00000001 [ 1335.051529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.051632][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.051707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.051772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.051850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.051932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.052008][ T32] r4:842ee080 [ 1335.052064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.052127][ T32] INFO: task kworker/1:584:4576 blocked for more than 461 seconds. [ 1335.052195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.052251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.052299][ T32] task:kworker/1:584 state:D stack:0 pid:4576 tgid:4576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.052457][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.052561][ T32] Call trace: [ 1335.052662][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.052768][ T32] r10:8291a684 r9:eb049d84 r8:00000002 r7:60000113 r6:eb049d8c r5:85276000 [ 1335.052842][ T32] r4:85276000 [ 1335.052896][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.053002][ T32] r5:85276000 r4:8291a680 [ 1335.053058][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.053173][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.053278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1335.053338][ T32] r4:00000000 [ 1335.053408][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.053495][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.053590][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.053696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852883c0 [ 1335.053752][ T32] r4:00000000 [ 1335.053798][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.053941][ T32] r9:83018205 r8:85276000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.054013][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.054108][ T32] r5:00001000 r4:e0835000 [ 1335.054155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.054241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.054332][ T32] r5:8524bb8c r4:8524b800 [ 1335.054381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.054480][ T32] r7:ddde2d80 r6:83018200 r5:8524bb8c r4:85175180 [ 1335.054530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.054629][ T32] r10:61c88647 r9:85276000 r8:851751ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.054682][ T32] r4:85175180 [ 1335.054750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.054876][ T32] r10:00000000 r9:85175180 r8:80287e08 r7:eb029e60 r6:85175200 r5:85276000 [ 1335.054935][ T32] r4:00000001 [ 1335.055013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.055128][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1335.055195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.055259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.055321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.055386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.055436][ T32] r4:85288200 [ 1335.056204][ T32] INFO: task kworker/1:584:4576 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.056281][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.056406][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.056499][ T32] Call trace: [ 1335.056634][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.056744][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.056816][ T32] r4:00000000 [ 1335.056870][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.056959][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.057059][ T32] 1d20: d5992000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.057132][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.057258][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.088431][ T32] r5:800f0013 r4:80239bb0 [ 1335.088525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.088773][ T32] r4:82ac21e4 [ 1335.088849][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.088961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.089028][ T32] r4:e0171dc0 [ 1335.089075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.089174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.089228][ T32] r4:00000000 [ 1335.089276][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.089407][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.089466][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.089567][ T32] r5:00001000 r4:e0027000 [ 1335.089616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.089705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.089828][ T32] r5:84b0438c r4:84b04000 [ 1335.089886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.090001][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.090054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.090159][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.090213][ T32] r4:849f2f80 [ 1335.090261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.090366][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.090424][ T32] r4:00000001 [ 1335.090472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.090559][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.090682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.090760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.090870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.090943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.091005][ T32] r4:842ee080 [ 1335.091062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.091172][ T32] INFO: task kworker/1:585:4578 blocked for more than 461 seconds. [ 1335.091253][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.091312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.091363][ T32] task:kworker/1:585 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.091485][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.091601][ T32] Call trace: [ 1335.091723][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.091836][ T32] r10:8291a684 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:85276c00 [ 1335.091910][ T32] r4:85276c00 [ 1335.091957][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.092057][ T32] r5:85276c00 r4:8291a680 [ 1335.092101][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.092189][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.092309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1335.092368][ T32] r4:00000000 [ 1335.092415][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.092491][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.092566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.092659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288480 [ 1335.092710][ T32] r4:00000000 [ 1335.092757][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.092854][ T32] r9:83018205 r8:85276c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1335.092906][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.093007][ T32] r5:00001000 r4:eaa31000 [ 1335.093053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.093139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.093255][ T32] r5:8524bf8c r4:8524bc00 [ 1335.093311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.093409][ T32] r7:ddde2d80 r6:83018200 r5:8524bf8c r4:85175280 [ 1335.093461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.093563][ T32] r10:61c88647 r9:85276c00 r8:851752ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.093615][ T32] r4:85175280 [ 1335.093666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.093765][ T32] r10:00000000 r9:85175280 r8:80287e08 r7:eb049e60 r6:85175300 r5:85276c00 [ 1335.093848][ T32] r4:00000001 [ 1335.093908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.093998][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1335.094064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.094130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.094192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.094256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.094332][ T32] r4:85288300 [ 1335.095127][ T32] INFO: task kworker/1:585:4578 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.095204][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.095364][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.095466][ T32] Call trace: [ 1335.095536][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.095641][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.095696][ T32] r4:00000000 [ 1335.095745][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.095831][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.095918][ T32] 1d20: d5cdd000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.095997][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.096060][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.096115][ T32] r5:800f0013 r4:80239bb0 [ 1335.096162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.096248][ T32] r4:82ac21e4 [ 1335.096295][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.096409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.096466][ T32] r4:e0171dc0 [ 1335.096512][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.096627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.096678][ T32] r4:00000000 [ 1335.096725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.096826][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.096878][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.096996][ T32] r5:00001000 r4:e0027000 [ 1335.097049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.097137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.097228][ T32] r5:84b0438c r4:84b04000 [ 1335.097273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.097414][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.118379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.118571][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.118628][ T32] r4:849f2f80 [ 1335.118675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.118805][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.118871][ T32] r4:00000001 [ 1335.118940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.119056][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.119146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.119230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.119297][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.119362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.119412][ T32] r4:842ee080 [ 1335.119496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.119566][ T32] INFO: task kworker/1:586:4580 blocked for more than 461 seconds. [ 1335.119635][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.119712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.119896][ T32] task:kworker/1:586 state:D stack:0 pid:4580 tgid:4580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.120054][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.120178][ T32] Call trace: [ 1335.120294][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.120424][ T32] r10:8291a684 r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:85275400 [ 1335.120491][ T32] r4:85275400 [ 1335.120556][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.120654][ T32] r5:85275400 r4:8291a680 [ 1335.120701][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.120808][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.120908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1335.120960][ T32] r4:00000000 [ 1335.121012][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.121089][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.121172][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.121284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852886c0 [ 1335.121341][ T32] r4:00000000 [ 1335.121387][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.121505][ T32] r9:83018205 r8:85275400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1335.121586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.121687][ T32] r5:00001000 r4:eaa49000 [ 1335.121734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.121823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.121914][ T32] r5:8524c38c r4:8524c000 [ 1335.121962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.122069][ T32] r7:ddde2d80 r6:83018200 r5:8524c38c r4:85175380 [ 1335.122117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.122216][ T32] r10:61c88647 r9:85275400 r8:851753ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.122267][ T32] r4:85175380 [ 1335.122314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.122433][ T32] r10:00000000 r9:85175380 r8:80287e08 r7:eb04de60 r6:85175400 r5:85275400 [ 1335.122506][ T32] r4:00000001 [ 1335.122556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.122650][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1335.122735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.122836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.123012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.123091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.123144][ T32] r4:852884c0 [ 1335.123899][ T32] INFO: task kworker/1:586:4580 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.123991][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.124169][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.124270][ T32] Call trace: [ 1335.124388][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.124539][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.124607][ T32] r4:00000000 [ 1335.124658][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.124748][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.124811][ T32] 1d20: d5da0000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.124877][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.124954][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.125019][ T32] r5:800f0013 r4:80239bb0 [ 1335.125086][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.125184][ T32] r4:82ac21e4 [ 1335.125252][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.125353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.125411][ T32] r4:e0171dc0 [ 1335.125478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.125591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.125661][ T32] r4:00000000 [ 1335.125709][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.125810][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.125862][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.125954][ T32] r5:00001000 r4:e0027000 [ 1335.126013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.126107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.126205][ T32] r5:84b0438c r4:84b04000 [ 1335.126255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.126356][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.126406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.126506][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.126557][ T32] r4:849f2f80 [ 1335.126601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.126701][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.126755][ T32] r4:00000001 [ 1335.126853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.126976][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.127046][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.127111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.127170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.127239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.127293][ T32] r4:842ee080 [ 1335.158075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.158317][ T32] INFO: task kworker/1:587:4582 blocked for more than 461 seconds. [ 1335.158397][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.158455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.158506][ T32] task:kworker/1:587 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.158636][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.158763][ T32] Call trace: [ 1335.158901][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.159031][ T32] r10:8291a684 r9:eb055d84 r8:00000002 r7:60000113 r6:eb055d8c r5:85274800 [ 1335.159088][ T32] r4:85274800 [ 1335.159135][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.159228][ T32] r5:85274800 r4:8291a680 [ 1335.159276][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.159362][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.159455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1335.159508][ T32] r4:00000000 [ 1335.159590][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.159676][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.159782][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.159881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288840 [ 1335.159933][ T32] r4:00000000 [ 1335.159993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.160095][ T32] r9:83018205 r8:85274800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1335.160146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.160237][ T32] r5:00001000 r4:eaadb000 [ 1335.160284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.160371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.160461][ T32] r5:8524c78c r4:8524c400 [ 1335.160509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.160610][ T32] r7:ddde2d80 r6:83018200 r5:8524c78c r4:85175480 [ 1335.160661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.160764][ T32] r10:61c88647 r9:85274800 r8:851754ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.160818][ T32] r4:85175480 [ 1335.160867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.160976][ T32] r10:00000000 r9:85175480 r8:80287e08 r7:eb051e60 r6:85175580 r5:85274800 [ 1335.161030][ T32] r4:00000001 [ 1335.161077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.161161][ T32] Exception stack(0xeb055fb0 to 0xeb055ff8) [ 1335.161224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.161312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.161380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.161447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.161510][ T32] r4:852885c0 [ 1335.162274][ T32] INFO: task kworker/1:587:4582 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.162348][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.162471][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.162564][ T32] Call trace: [ 1335.162631][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.162738][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.162812][ T32] r4:00000000 [ 1335.162912][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.163021][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.163091][ T32] 1d20: d5f54000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.163167][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.163234][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.163297][ T32] r5:800f0013 r4:80239bb0 [ 1335.163350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.163445][ T32] r4:82ac21e4 [ 1335.163492][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.163570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.163617][ T32] r4:e0171dc0 [ 1335.163671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.163768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.163821][ T32] r4:00000000 [ 1335.163868][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.163975][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.164029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.164119][ T32] r5:00001000 r4:e0027000 [ 1335.164169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.164255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.164345][ T32] r5:84b0438c r4:84b04000 [ 1335.164392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.164512][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.164569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.164673][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.164727][ T32] r4:849f2f80 [ 1335.164774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.164876][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.164928][ T32] r4:00000001 [ 1335.164978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.165059][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.165138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.165251][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.165320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.165385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.165457][ T32] r4:842ee080 [ 1335.165525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.165584][ T32] INFO: task kworker/1:588:4584 blocked for more than 461 seconds. [ 1335.165646][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.165697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.165747][ T32] task:kworker/1:588 state:D stack:0 pid:4584 tgid:4584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.165846][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.165936][ T32] Call trace: [ 1335.166039][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.166143][ T32] r10:8291a684 r9:eb059d84 r8:00000002 r7:60000113 r6:eb059d8c r5:85300000 [ 1335.166196][ T32] r4:85300000 [ 1335.166242][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.166332][ T32] r5:85300000 r4:8291a680 [ 1335.166378][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.166462][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.166574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1335.166632][ T32] r4:00000000 [ 1335.166680][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.166760][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.166862][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.166984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288900 [ 1335.167042][ T32] r4:00000000 [ 1335.167104][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.167207][ T32] r9:83018205 r8:85300000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.167257][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.192463][ T32] r5:00001000 r4:eab0b000 [ 1335.192589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.192727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.192828][ T32] r5:8524cb8c r4:8524c800 [ 1335.192886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.193004][ T32] r7:ddde2d80 r6:83018200 r5:8524cb8c r4:85175500 [ 1335.193062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.193198][ T32] r10:61c88647 r9:85300000 r8:8517552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.193265][ T32] r4:85175500 [ 1335.193315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.193425][ T32] r10:00000000 r9:85175500 r8:80287e08 r7:eb055e60 r6:85175600 r5:85300000 [ 1335.193516][ T32] r4:00000001 [ 1335.193573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.193661][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1335.193730][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.193791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.193850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.193915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.193983][ T32] r4:85288780 [ 1335.194728][ T32] INFO: task kworker/1:588:4584 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.194834][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.194993][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.195097][ T32] Call trace: [ 1335.195170][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.195280][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.195338][ T32] r4:00000000 [ 1335.195386][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.195471][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.195538][ T32] 1d20: d618c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.195624][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.195712][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.195776][ T32] r5:800f0013 r4:80239bb0 [ 1335.195827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.195917][ T32] r4:82ac21e4 [ 1335.195991][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.196114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.196179][ T32] r4:e0171dc0 [ 1335.196228][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.196326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.196404][ T32] r4:00000000 [ 1335.196457][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.196583][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.196636][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.196728][ T32] r5:00001000 r4:e0027000 [ 1335.196777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.196881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.197011][ T32] r5:84b0438c r4:84b04000 [ 1335.197068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.197171][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.197221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.222266][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.222495][ T32] r4:849f2f80 [ 1335.222587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.222733][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.222826][ T32] r4:00000001 [ 1335.222893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.222994][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.223092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.223166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.223233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.223305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.223362][ T32] r4:842ee080 [ 1335.223441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.223528][ T32] INFO: task kworker/1:589:4586 blocked for more than 461 seconds. [ 1335.223600][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.223665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.223718][ T32] task:kworker/1:589 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.223844][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.223979][ T32] Call trace: [ 1335.224063][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.224183][ T32] r10:8291a684 r9:eb05dd84 r8:00000002 r7:60000113 r6:eb05dd8c r5:85300c00 [ 1335.224243][ T32] r4:85300c00 [ 1335.224288][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.224385][ T32] r5:85300c00 r4:8291a680 [ 1335.224438][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.224582][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.224728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 [ 1335.224788][ T32] r4:00000000 [ 1335.224837][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.224918][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.225013][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.225106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288b00 [ 1335.225177][ T32] r4:00000000 [ 1335.225239][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.225341][ T32] r9:83018205 r8:85300c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1335.225392][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.225488][ T32] r5:00001000 r4:eab27000 [ 1335.225536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.225623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.225730][ T32] r5:8524cf8c r4:8524cc00 [ 1335.225787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.225903][ T32] r7:ddde2d80 r6:83018200 r5:8524cf8c r4:85175680 [ 1335.225957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.226068][ T32] r10:61c88647 r9:85300c00 r8:851756ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.226121][ T32] r4:85175680 [ 1335.226165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.226265][ T32] r10:00000000 r9:85175680 r8:80287e08 r7:eb059e60 r6:85175700 r5:85300c00 [ 1335.226315][ T32] r4:00000001 [ 1335.226362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.226472][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1335.226544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.226610][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.226708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.226798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.226859][ T32] r4:852885c0 [ 1335.238376][ T32] INFO: task kworker/1:589:4586 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.238583][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.238792][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.238944][ T32] Call trace: [ 1335.239037][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.239154][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.239212][ T32] r4:00000000 [ 1335.239263][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.239351][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.239419][ T32] 1d20: d6417000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.239485][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.239584][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.239652][ T32] r5:800f0013 r4:80239bb0 [ 1335.239699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.239792][ T32] r4:82ac21e4 [ 1335.239845][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.239941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.240001][ T32] r4:e0171dc0 [ 1335.240046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.240143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.240217][ T32] r4:00000000 [ 1335.240271][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.240377][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.240452][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.240559][ T32] r5:00001000 r4:e0027000 [ 1335.240606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.240692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.240790][ T32] r5:84b0438c r4:84b04000 [ 1335.240838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.240956][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.241022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.241124][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.241197][ T32] r4:849f2f80 [ 1335.241249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.241355][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.241430][ T32] r4:00000001 [ 1335.241493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.241573][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.241633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.241700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.241762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.241830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.241901][ T32] r4:842ee080 [ 1335.241982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.242078][ T32] INFO: task kworker/1:590:4588 blocked for more than 461 seconds. [ 1335.242183][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.242245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.242293][ T32] task:kworker/1:590 state:D stack:0 pid:4588 tgid:4588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.242393][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.242484][ T32] Call trace: [ 1335.242557][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.242660][ T32] r10:8291a684 r9:eb061d84 r8:00000002 r7:60000113 r6:eb061d8c r5:85301800 [ 1335.242712][ T32] r4:85301800 [ 1335.242758][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.242872][ T32] r5:85301800 r4:8291a680 [ 1335.242923][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.243026][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.243126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 1335.243190][ T32] r4:00000000 [ 1335.243243][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.243328][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.243408][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.243543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288cc0 [ 1335.243602][ T32] r4:00000000 [ 1335.243672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.243773][ T32] r9:83018205 r8:85301800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1335.243839][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.243949][ T32] r5:00001000 r4:eab49000 [ 1335.244008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.244103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.244195][ T32] r5:8524d38c r4:8524d000 [ 1335.244242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.244346][ T32] r7:ddde2d80 r6:83018200 r5:8524d38c r4:85175780 [ 1335.244419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.244529][ T32] r10:61c88647 r9:85301800 r8:851757ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.244584][ T32] r4:85175780 [ 1335.244625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.244726][ T32] r10:00000000 r9:85175780 r8:80287e08 r7:eb05de60 r6:85175800 r5:85301800 [ 1335.244782][ T32] r4:00000001 [ 1335.244850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.244955][ T32] Exception stack(0xeb061fb0 to 0xeb061ff8) [ 1335.245026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.245086][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.245143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.245213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.245291][ T32] r4:852885c0 [ 1335.245869][ T32] INFO: task kworker/1:590:4588 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.245955][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.246092][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.246187][ T32] Call trace: [ 1335.246255][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.246360][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.246416][ T32] r4:00000000 [ 1335.246462][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.246587][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.246677][ T32] 1d20: d6417000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.246751][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.246837][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.246894][ T32] r5:800f0013 r4:80239bb0 [ 1335.246972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.247070][ T32] r4:82ac21e4 [ 1335.247122][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.247217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.247271][ T32] r4:e0171dc0 [ 1335.269589][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.269888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.269975][ T32] r4:00000000 [ 1335.270032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.270162][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.270221][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.270322][ T32] r5:00001000 r4:e0027000 [ 1335.270391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.270484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.270576][ T32] r5:84b0438c r4:84b04000 [ 1335.270622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.270724][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.270812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.270923][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.270991][ T32] r4:849f2f80 [ 1335.271040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.271142][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.271196][ T32] r4:00000001 [ 1335.271241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.271325][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.271389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.271454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.271514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.271579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.271630][ T32] r4:842ee080 [ 1335.271684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.271748][ T32] INFO: task kworker/1:591:4590 blocked for more than 461 seconds. [ 1335.271844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.271906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.271955][ T32] task:kworker/1:591 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.272088][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.272194][ T32] Call trace: [ 1335.272269][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.272396][ T32] r10:8291a684 r9:eb065d84 r8:00000002 r7:60000113 r6:eb065d8c r5:85302400 [ 1335.272455][ T32] r4:85302400 [ 1335.272501][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.272591][ T32] r5:85302400 r4:8291a680 [ 1335.272638][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.272727][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.272823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [ 1335.272880][ T32] r4:00000000 [ 1335.272933][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.273027][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.273109][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.273206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845b2e80 [ 1335.273266][ T32] r4:00000000 [ 1335.273333][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.273456][ T32] r9:83018205 r8:85302400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1335.273512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.273615][ T32] r5:00001000 r4:eab7b000 [ 1335.273671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.273765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.273856][ T32] r5:8524db8c r4:8524d800 [ 1335.273903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.274009][ T32] r7:ddde2d80 r6:83018200 r5:8524db8c r4:85175880 [ 1335.274058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.274159][ T32] r10:61c88647 r9:85302400 r8:851758ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.274235][ T32] r4:85175880 [ 1335.274301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.274419][ T32] r10:00000000 r9:85175880 r8:80287e08 r7:eb061e60 r6:85175900 r5:85302400 [ 1335.274479][ T32] r4:00000001 [ 1335.274524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.274625][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 1335.274695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.274804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.274875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.274941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.275001][ T32] r4:85288c80 [ 1335.275741][ T32] INFO: task kworker/1:591:4590 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.275813][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.275970][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.276064][ T32] Call trace: [ 1335.276131][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.276237][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.276290][ T32] r4:00000000 [ 1335.276340][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.276428][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.276509][ T32] 1d20: d6633000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.276623][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.276682][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.276747][ T32] r5:800f0013 r4:80239bb0 [ 1335.276793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.276869][ T32] r4:82ac21e4 [ 1335.276909][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.276998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.277086][ T32] r4:e0171dc0 [ 1335.277152][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.277254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.308188][ T32] r4:00000000 [ 1335.308389][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.308546][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.308602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.308703][ T32] r5:00001000 r4:e0027000 [ 1335.308753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.308841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.308933][ T32] r5:84b0438c r4:84b04000 [ 1335.308989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.309090][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.309144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.309243][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.309293][ T32] r4:849f2f80 [ 1335.309338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.309463][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.309530][ T32] r4:00000001 [ 1335.309585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.309683][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.309770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.309840][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.309900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.309972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.310026][ T32] r4:842ee080 [ 1335.310078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.310158][ T32] INFO: task kworker/1:592:4592 blocked for more than 461 seconds. [ 1335.310232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.310287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.310335][ T32] task:kworker/1:592 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.310454][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.310550][ T32] Call trace: [ 1335.310625][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.310750][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:85303000 [ 1335.310841][ T32] r4:85303000 [ 1335.310891][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.310994][ T32] r5:85303000 r4:8291a680 [ 1335.311067][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.311159][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.311250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1335.311301][ T32] r4:00000000 [ 1335.311363][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.311444][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.311522][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.311614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288d80 [ 1335.311665][ T32] r4:00000000 [ 1335.311709][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.311808][ T32] r9:83018205 r8:85303000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1335.311859][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.311949][ T32] r5:00001000 r4:eab63000 [ 1335.312010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.312096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.312187][ T32] r5:8524d78c r4:8524d400 [ 1335.312232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.312329][ T32] r7:ddde2d80 r6:83018200 r5:8524d78c r4:85175980 [ 1335.312375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.312491][ T32] r10:61c88647 r9:85303000 r8:851759ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.312641][ T32] r4:85175980 [ 1335.312691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.312787][ T32] r10:00000000 r9:85175980 r8:80287e08 r7:eb065e60 r6:85175a00 r5:85303000 [ 1335.312867][ T32] r4:00000001 [ 1335.312918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.313038][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1335.313130][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.313197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.313264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.313330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.313384][ T32] r4:85288dc0 [ 1335.314121][ T32] INFO: task kworker/1:592:4592 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.314219][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.314377][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.314470][ T32] Call trace: [ 1335.314537][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.314644][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.314701][ T32] r4:00000000 [ 1335.314791][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.314886][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.314953][ T32] 1d20: d69ab000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.315031][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.315090][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.315147][ T32] r5:800f0013 r4:80239bb0 [ 1335.315195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.315285][ T32] r4:82ac21e4 [ 1335.315332][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.315422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.315473][ T32] r4:e0171dc0 [ 1335.315516][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.315609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.315661][ T32] r4:00000000 [ 1335.315730][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.315838][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.315888][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.316009][ T32] r5:00001000 r4:e0027000 [ 1335.316076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.316163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.316251][ T32] r5:84b0438c r4:84b04000 [ 1335.316321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.316427][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.316493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.316623][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.316677][ T32] r4:849f2f80 [ 1335.316723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.316826][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.316899][ T32] r4:00000001 [ 1335.316974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.317063][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.317122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.317185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.317261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.317391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.339536][ T32] r4:842ee080 [ 1335.339636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.339722][ T32] INFO: task kworker/1:593:4594 blocked for more than 461 seconds. [ 1335.339814][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.339884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.339931][ T32] task:kworker/1:593 state:D stack:0 pid:4594 tgid:4594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.340053][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.340182][ T32] Call trace: [ 1335.340259][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.340373][ T32] r10:8291a684 r9:eb06dd84 r8:00000002 r7:60000113 r6:eb06dd8c r5:85303c00 [ 1335.340423][ T32] r4:85303c00 [ 1335.340468][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.340554][ T32] r5:85303c00 r4:8291a680 [ 1335.340617][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.340713][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.340800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1335.340862][ T32] r4:00000000 [ 1335.340917][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.341030][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.341122][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.341217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f040 [ 1335.341269][ T32] r4:00000000 [ 1335.341315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.341418][ T32] r9:83018205 r8:85303c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1335.341471][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.341563][ T32] r5:00001000 r4:eabbf000 [ 1335.341626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.341719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.341812][ T32] r5:8524df8c r4:8524dc00 [ 1335.341861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.341988][ T32] r7:ddde2d80 r6:83018200 r5:8524df8c r4:85175a80 [ 1335.342046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.342146][ T32] r10:61c88647 r9:85303c00 r8:85175aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.342199][ T32] r4:85175a80 [ 1335.342246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.342346][ T32] r10:00000000 r9:85175a80 r8:80287e08 r7:eb065e60 r6:85175b00 r5:85303c00 [ 1335.342414][ T32] r4:00000001 [ 1335.342465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.342548][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1335.342631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.342704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.342761][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.342845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.342900][ T32] r4:8529f0c0 [ 1335.343652][ T32] INFO: task kworker/1:593:4594 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.343738][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.343871][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.343971][ T32] Call trace: [ 1335.344043][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.344176][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.344237][ T32] r4:00000000 [ 1335.344284][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.344368][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.344452][ T32] 1d20: d6b18000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.344591][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.344665][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.344722][ T32] r5:800f0013 r4:80239bb0 [ 1335.344771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.344863][ T32] r4:82ac21e4 [ 1335.344911][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.345012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.345066][ T32] r4:e0171dc0 [ 1335.345112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.345204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.345279][ T32] r4:00000000 [ 1335.345333][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.345434][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.345482][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.345573][ T32] r5:00001000 r4:e0027000 [ 1335.345620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.345703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.345796][ T32] r5:84b0438c r4:84b04000 [ 1335.345866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.345977][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.346029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.346131][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.346186][ T32] r4:849f2f80 [ 1335.346231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.346367][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.346443][ T32] r4:00000001 [ 1335.346493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.346573][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.346632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.346710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.346813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.346884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.346936][ T32] r4:842ee080 [ 1335.346998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.347054][ T32] INFO: task kworker/1:594:4596 blocked for more than 461 seconds. [ 1335.347114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.347164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.347210][ T32] task:kworker/1:594 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.372497][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.372821][ T32] Call trace: [ 1335.372904][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.373036][ T32] r10:8291a684 r9:eb071d84 r8:00000002 r7:60000113 r6:eb071d8c r5:85304800 [ 1335.373093][ T32] r4:85304800 [ 1335.373141][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.373238][ T32] r5:85304800 r4:8291a680 [ 1335.373291][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.373371][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.373469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 [ 1335.373526][ T32] r4:00000000 [ 1335.373601][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.373699][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.373789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.373884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f240 [ 1335.373942][ T32] r4:00000000 [ 1335.374006][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.374138][ T32] r9:83018205 r8:85304800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.374200][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.374299][ T32] r5:00001000 r4:eabcf000 [ 1335.374350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.374458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.374560][ T32] r5:8524e38c r4:8524e000 [ 1335.374609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.374710][ T32] r7:ddde2d80 r6:83018200 r5:8524e38c r4:85175b80 [ 1335.374763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.374910][ T32] r10:61c88647 r9:85304800 r8:85175bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.374993][ T32] r4:85175b80 [ 1335.375065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.375173][ T32] r10:00000000 r9:85175b80 r8:80287e08 r7:eb06de60 r6:85175c00 r5:85304800 [ 1335.375227][ T32] r4:00000001 [ 1335.375275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.375357][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1335.375421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.375486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.375548][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.375612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.375664][ T32] r4:8529f0c0 [ 1335.376419][ T32] INFO: task kworker/1:594:4596 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.376493][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.376645][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.376738][ T32] Call trace: [ 1335.376809][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.376920][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.376983][ T32] r4:00000000 [ 1335.377033][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.377120][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.377184][ T32] 1d20: d6cbd000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.377250][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.377307][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.388697][ T32] r5:800f0013 r4:80239bb0 [ 1335.388804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.388946][ T32] r4:82ac21e4 [ 1335.389006][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.389110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.389165][ T32] r4:e0171dc0 [ 1335.389211][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.389310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.389362][ T32] r4:00000000 [ 1335.389408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.389504][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.389557][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.389652][ T32] r5:00001000 r4:e0027000 [ 1335.389700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.389808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.389906][ T32] r5:84b0438c r4:84b04000 [ 1335.389979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.390120][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.390205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.390314][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.390367][ T32] r4:849f2f80 [ 1335.390414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.390516][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.390588][ T32] r4:00000001 [ 1335.390658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.390747][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.390843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.390936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.391028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.391098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.391151][ T32] r4:842ee080 [ 1335.391205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.391268][ T32] INFO: task kworker/1:595:4598 blocked for more than 461 seconds. [ 1335.391337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.391393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.391464][ T32] task:kworker/1:595 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.391606][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.391706][ T32] Call trace: [ 1335.391801][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.391924][ T32] r10:8291a684 r9:eb075d84 r8:00000002 r7:60000013 r6:eb075d8c r5:85305400 [ 1335.391985][ T32] r4:85305400 [ 1335.392068][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.392169][ T32] r5:85305400 r4:8291a680 [ 1335.392216][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.392303][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.392396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 1335.392448][ T32] r4:00000000 [ 1335.392493][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.392588][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.392670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.392760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f300 [ 1335.392835][ T32] r4:00000000 [ 1335.392885][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.393025][ T32] r9:83018205 r8:85305400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.393085][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.393177][ T32] r5:00001000 r4:eabe1000 [ 1335.393225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.393314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.393403][ T32] r5:8524e78c r4:8524e400 [ 1335.393449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.393581][ T32] r7:ddde2d80 r6:83018200 r5:8524e78c r4:85175c80 [ 1335.393643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.393751][ T32] r10:61c88647 r9:85305400 r8:85175cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.393811][ T32] r4:85175c80 [ 1335.393861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.393971][ T32] r10:00000000 r9:85175c80 r8:80287e08 r7:eb071e60 r6:85175d00 r5:85305400 [ 1335.394029][ T32] r4:00000001 [ 1335.394078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.394161][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 1335.394225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.394284][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.394348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.394415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.394463][ T32] r4:8529f400 [ 1335.395266][ T32] INFO: task kworker/1:595:4598 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.395351][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.395484][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.395588][ T32] Call trace: [ 1335.395679][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.395797][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.395855][ T32] r4:00000000 [ 1335.395907][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.396033][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.396119][ T32] 1d20: d6cbd000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.396188][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.396263][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.396328][ T32] r5:800f0013 r4:80239bb0 [ 1335.396376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.396490][ T32] r4:82ac21e4 [ 1335.396542][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.396662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.396715][ T32] r4:e0171dc0 [ 1335.396764][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.396860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.396973][ T32] r4:00000000 [ 1335.397045][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.397151][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.397220][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.423861][ T32] r4:849f2f80 [ 1335.423909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.424023][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.424083][ T32] r4:00000001 [ 1335.424134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.424244][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.424319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.424385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.424462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.424532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.424635][ T32] r4:842ee080 [ 1335.424698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.424784][ T32] INFO: task kworker/1:596:4600 blocked for more than 461 seconds. [ 1335.424859][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.424915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.424974][ T32] task:kworker/1:596 state:D stack:0 pid:4600 tgid:4600 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1335.425701][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.425793][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.425890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1335.425947][ T32] r4:00000000 [ 1335.426001][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.426079][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.426182][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.426341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f4c0 ** 6 printk messages dropped ** [ 1335.426858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.427270][ T32] r10:61c88647 r9:85306000 r8:85175dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1335.456136][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 11 printk messages dropped ** [ 1335.456986][ T32] r4:e0171dc0 ** 11 printk messages dropped ** [ 1335.468651][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 10 printk messages dropped ** [ 1335.469472][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.469537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.469590][ T32] r4:842ee080 [ 1335.469642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.469728][ T32] INFO: task kworker/1:597:4603 blocked for more than 461 seconds. [ 1335.469836][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.469909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.469959][ T32] task:kworker/1:597 state:D stack:0 pid:4603 tgid:4603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.470105][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.470222][ T32] Call trace: [ 1335.470333][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.470464][ T32] r10:8291a684 r9:eb07dd84 r8:00000002 r7:60000113 r6:eb07dd8c r5:85306c00 [ 1335.470530][ T32] r4:85306c00 [ 1335.470578][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.470691][ T32] r5:85306c00 r4:8291a680 [ 1335.470746][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.470857][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.470961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 [ 1335.471022][ T32] r4:00000000 [ 1335.471067][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.471141][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.471244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.471342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f680 ** 6 printk messages dropped ** [ 1335.471844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.472361][ T32] r4:85175e80 ** 9 printk messages dropped ** [ 1335.473059][ T32] r4:8529f500 ** 8 printk messages dropped ** [ 1335.474575][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 11 printk messages dropped ** [ 1335.475380][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1335.476345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.476522][ T32] r4:00000001 [ 1335.476589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.476669][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.476732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.476800][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.476862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.476926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.476987][ T32] r4:842ee080 [ 1335.477035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.477088][ T32] INFO: task kworker/1:598:4604 blocked for more than 461 seconds. [ 1335.477149][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.477202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.477248][ T32] task:kworker/1:598 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.498335][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.498506][ T32] Call trace: [ 1335.498628][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.498751][ T32] r10:8291a684 r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:85278000 [ 1335.498830][ T32] r4:85278000 [ 1335.498881][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.499009][ T32] r5:85278000 r4:8291a680 [ 1335.499063][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.499573][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.500173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.501303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1335.503426][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1335.504146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1335.505371][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1335.506550][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1335.528627][ T32] r5:8524f78c r4:8524f400 ** 9 printk messages dropped ** [ 1335.529366][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) ** 7 printk messages dropped ** [ 1335.530757][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.530936][ T32] Call trace: [ 1335.531044][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.531177][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.531238][ T32] r4:00000000 [ 1335.531285][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.531396][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.531476][ T32] 1d20: d755e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.531545][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.531605][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.531683][ T32] r5:800f0013 r4:80239bb0 [ 1335.531739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.531831][ T32] r4:82ac21e4 [ 1335.531880][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.531981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.532038][ T32] r4:e0171dc0 [ 1335.532101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.532219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.532276][ T32] r4:00000000 [ 1335.532324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.532424][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.532473][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.532564][ T32] r5:00001000 r4:e0027000 [ 1335.532632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.532728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.532838][ T32] r5:84b0438c r4:84b04000 [ 1335.532894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.533012][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.533069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.533178][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.533260][ T32] r4:849f2f80 [ 1335.533321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.533434][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.533494][ T32] r4:00000001 [ 1335.533545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.533626][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.533696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.533766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.534124][ T32] INFO: task kworker/1:600:4608 blocked for more than 462 seconds. ** 16 printk messages dropped ** [ 1335.535530][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.536219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.536325][ T32] r5:8524fb8c r4:8524f800 [ 1335.536378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.536493][ T32] r7:ddde2d80 r6:83018200 r5:8524fb8c r4:852a8180 [ 1335.536548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.536676][ T32] r10:61c88647 r9:8527a400 r8:852a81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.536732][ T32] r4:852a8180 [ 1335.536799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.536906][ T32] r10:00000000 r9:852a8180 r8:80287e08 r7:eb00de60 r6:852a8200 r5:8527a400 [ 1335.536974][ T32] r4:00000001 [ 1335.537023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.537122][ T32] Exception stack(0xeb08dfb0 to 0xeb08dff8) [ 1335.537190][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.581753][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.582535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 16 printk messages dropped ** [ 1335.583909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1335.585047][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1335.586067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.586845][ T32] r5:8524ff8c r4:8524fc00 ** 11 printk messages dropped ** [ 1335.599289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1335.601575][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1335.602786][ T32] r5:00001000 r4:e0027000 ** 11 printk messages dropped ** [ 1335.603581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1335.605071][ T32] r5:8527c800 r4:8291a680 ** 8 printk messages dropped ** [ 1335.605743][ T32] r4:00000000 [ 1335.605801][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.605915][ T32] r9:83018205 r8:8527c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.605989][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.606095][ T32] r5:00001000 r4:eacb7000 [ 1335.606161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.606248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.606337][ T32] r5:8518438c r4:85184000 [ 1335.606379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.606476][ T32] r7:ddde2d80 r6:83018200 r5:8518438c r4:852a8380 [ 1335.606524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.606641][ T32] r10:61c88647 r9:8527c800 r8:852a83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.606707][ T32] r4:852a8380 [ 1335.606759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.606879][ T32] r10:00000000 r9:852a8380 r8:80287e08 r7:eb091e60 r6:852a8400 r5:8527c800 [ 1335.606991][ T32] r4:00000001 [ 1335.607048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.607152][ T32] Exception stack(0xeb095fb0 to 0xeb095ff8) [ 1335.607229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.607318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.630228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.630322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.630401][ T32] r4:8529fe80 [ 1335.631206][ T32] INFO: task kworker/1:602:4611 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.631285][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.631496][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.631659][ T32] Call trace: [ 1335.631746][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.631858][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.631913][ T32] r4:00000000 [ 1335.631960][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1335.632295][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1335.633383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1335.634604][ T32] r4:842ee080 ** 9 printk messages dropped ** [ 1335.635340][ T32] r4:8527d400 ** 9 printk messages dropped ** [ 1335.636145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a53c0 ** 11 printk messages dropped ** [ 1335.637110][ T32] r10:61c88647 r9:8527d400 r8:852a84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1335.659369][ T32] Call trace: ** 8 printk messages dropped ** [ 1335.660158][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1335.660306][ T32] r4:82ac21e4 [ 1335.660361][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.660456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.660509][ T32] r4:e0171dc0 [ 1335.660554][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.660647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.660698][ T32] r4:00000000 [ 1335.660755][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.660873][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.660932][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.661026][ T32] r5:00001000 r4:e0027000 [ 1335.661073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.661161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.661253][ T32] r5:84b0438c r4:84b04000 [ 1335.661300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.661400][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1335.661450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.661551][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.661620][ T32] r4:849f2f80 [ 1335.661672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.661801][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.661856][ T32] r4:00000001 [ 1335.661901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.661977][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.662031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.662087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.662157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.662230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.662285][ T32] r4:842ee080 [ 1335.662352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.662413][ T32] INFO: task kworker/1:604:4616 blocked for more than 462 seconds. [ 1335.662479][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.662534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1335.662696][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.663690][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.664417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1335.665490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1335.667261][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1335.694992][ T32] r5:00001000 r4:e0027000 ** 9 printk messages dropped ** [ 1335.695740][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 3 printk messages dropped ** [ 1335.695963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.696039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.696099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.696162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.696208][ T32] r4:842ee080 [ 1335.696280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.696379][ T32] INFO: task kworker/0:142:4618 blocked for more than 462 seconds. [ 1335.696444][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.696493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.696552][ T32] task:kworker/0:142 state:D stack:0 pid:4618 tgid:4618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.696766][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.696852][ T32] Call trace: [ 1335.696944][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.697046][ T32] r10:8291a684 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:851d9800 ** 9 printk messages dropped ** [ 1335.715252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.715842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.715962][ T32] r5:851ef38c r4:851ef000 [ 1335.716024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.716144][ T32] r7:dddced80 r6:83018000 r5:851ef38c r4:8528d080 [ 1335.716218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.716328][ T32] r10:61c88647 r9:851d9800 r8:8528d0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.716384][ T32] r4:8528d080 [ 1335.716435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.716541][ T32] r10:00000000 r9:8528d080 r8:80287e08 r7:eae85e60 r6:8528d100 r5:851d9800 [ 1335.716622][ T32] r4:00000001 [ 1335.716671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1335.716930][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1335.723651][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 21 printk messages dropped ** [ 1335.725426][ T32] r4:849f2f80 ** 7 printk messages dropped ** [ 1335.726022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1335.727026][ T32] r4:8527e000 ** 7 printk messages dropped ** [ 1335.741087][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1335.741801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.741898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.741994][ T32] r5:85184f8c r4:85184c00 [ 1335.742043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.742145][ T32] r7:ddde2d80 r6:83018200 r5:85184f8c r4:852a8600 [ 1335.742196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.742319][ T32] r10:61c88647 r9:8527e000 r8:852a862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.742395][ T32] r4:852a8600 [ 1335.742449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.742580][ T32] r10:00000000 r9:852a8600 r8:80287e08 r7:eb09de60 r6:852a8680 r5:8527e000 [ 1335.742643][ T32] r4:00000001 [ 1335.742698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.742807][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1335.742881][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.742951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.743038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.743117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.743174][ T32] r4:852a5400 [ 1335.743811][ T32] INFO: task kworker/1:605:4620 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.743893][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.744036][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.744588][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 7 printk messages dropped ** [ 1335.745164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 14 printk messages dropped ** [ 1335.746233][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1335.747165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.747219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.747266][ T32] task:kworker/1:606 state:D stack:0 pid:4622 tgid:4622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.768193][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.768341][ T32] Call trace: [ 1335.768413][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.768532][ T32] r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000013 r6:eb0a9d8c r5:8527b000 [ 1335.768611][ T32] r4:8527b000 [ 1335.768667][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.768766][ T32] r5:8527b000 r4:8291a680 [ 1335.768818][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.768905][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.769008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 1335.769060][ T32] r4:00000000 [ 1335.769107][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.769184][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.769284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.769385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a59c0 [ 1335.769436][ T32] r4:00000000 [ 1335.769483][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.769603][ T32] r9:83018205 r8:8527b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1335.769673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.769773][ T32] r5:00001000 r4:eaea3000 [ 1335.769825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.769914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.770019][ T32] r5:8518538c r4:85185000 [ 1335.770068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.770173][ T32] r7:ddde2d80 r6:83018200 r5:8518538c r4:852a8700 [ 1335.770225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.770326][ T32] r10:61c88647 r9:8527b000 r8:852a872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.770378][ T32] r4:852a8700 ** 6 printk messages dropped ** [ 1335.770888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1335.772751][ T32] 1d20: d84e6000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.772818][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.772896][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.772975][ T32] r5:800f0013 r4:80239bb0 [ 1335.773043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.773138][ T32] r4:82ac21e4 [ 1335.773186][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.773276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 6 printk messages dropped ** [ 1335.773811][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.774502][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1335.774866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.774960][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.775026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.775095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.775158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.775245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.775305][ T32] r4:842ee080 [ 1335.775353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.775415][ T32] INFO: task kworker/0:143:4626 blocked for more than 462 seconds. [ 1335.775485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.775544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.775591][ T32] task:kworker/0:143 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.775719][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.775813][ T32] Call trace: [ 1335.775885][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.775996][ T32] r10:8291a684 r9:eb0b1d84 r8:00000002 r7:60000113 r6:eb0b1d8c r5:85308000 [ 1335.776073][ T32] r4:85308000 [ 1335.776137][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.776232][ T32] r5:85308000 r4:8291a680 [ 1335.776280][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.776363][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.776456][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 [ 1335.776511][ T32] r4:00000000 [ 1335.776578][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1335.776876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8425e1c0 ** 11 printk messages dropped ** [ 1335.802751][ T32] r10:61c88647 r9:85308000 r8:8528d1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1335.804706][ T32] Call trace: ** 10 printk messages dropped ** [ 1335.805564][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1335.806317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1335.826047][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1335.827213][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.838825][ T32] r4:00000000 [ 1335.838874][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.838954][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.839046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.839143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529e040 [ 1335.839196][ T32] r4:00000000 [ 1335.839241][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.839343][ T32] r9:83018205 r8:8530a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1335.839420][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.839539][ T32] r5:00001000 r4:eb0d1000 [ 1335.839595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.839712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.839831][ T32] r5:85185b8c r4:85185800 [ 1335.839892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.839998][ T32] r7:ddde2d80 r6:83018200 r5:85185b8c r4:852a8880 [ 1335.840061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.840178][ T32] r10:61c88647 r9:8530a400 r8:852a88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.840246][ T32] r4:852a8880 [ 1335.840294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1335.840714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.842096][ T32] Call trace: [ 1335.842166][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.842270][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1335.842346][ T32] r4:00000000 [ 1335.842400][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.842490][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1335.842575][ T32] 1d20: d8924000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1335.842646][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1335.842764][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.842848][ T32] r5:800f0013 r4:80239bb0 [ 1335.842923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.843047][ T32] r4:82ac21e4 [ 1335.843097][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.843195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1335.843250][ T32] r4:e0171dc0 [ 1335.843300][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.843401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1335.843461][ T32] r4:00000000 [ 1335.843512][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.843618][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.843676][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1335.843823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.844405][ T32] r4:849f2f80 [ 1335.844448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.844553][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1335.844606][ T32] r4:00000001 [ 1335.844650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.844730][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1335.844792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.844877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.844945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.845022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.845076][ T32] r4:842ee080 [ 1335.845125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1335.845463][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.846185][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.846973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.847078][ T32] r5:00001000 r4:eaef3000 [ 1335.847124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.847215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.869964][ T32] r5:851efb8c r4:851ef800 [ 1335.870183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.870334][ T32] r7:dddced80 r6:83018000 r5:851efb8c r4:8528d200 [ 1335.870386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.870517][ T32] r10:61c88647 r9:8530b000 r8:8528d22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.870577][ T32] r4:8528d200 [ 1335.870628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.870737][ T32] r10:00000000 r9:8528d200 r8:80287e08 r7:eb0b1e60 r6:852a8980 r5:8530b000 [ 1335.870832][ T32] r4:00000001 [ 1335.870882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.870970][ T32] Exception stack(0xeb0bdfb0 to 0xeb0bdff8) [ 1335.871065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.871138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.871216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.871290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.871344][ T32] r4:852ad140 ** 1 printk messages dropped ** [ 1335.872183][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.873572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1335.874510][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1335.875110][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1335.875720][ T32] r4:842ee080 ** 5 printk messages dropped ** [ 1335.876169][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.876283][ T32] Call trace: [ 1335.876376][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.876479][ T32] r10:8291a684 r9:eb0c1d84 r8:00000002 r7:60000013 r6:eb0c1d8c r5:8530bc00 [ 1335.876551][ T32] r4:8530bc00 [ 1335.876628][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.876722][ T32] r5:8530bc00 r4:8291a680 [ 1335.876789][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.876883][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.876975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 [ 1335.877039][ T32] r4:00000000 [ 1335.877103][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.877189][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.877266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.897981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5bc0 [ 1335.898209][ T32] r4:00000000 [ 1335.898266][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.898408][ T32] r9:83018205 r8:8530bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1335.898461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.898584][ T32] r5:00001000 r4:eaeb1000 [ 1335.898641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.898736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.898890][ T32] r5:8518578c r4:85185400 [ 1335.898966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.899137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.899946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.901402][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1335.902219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 12 printk messages dropped ** [ 1335.903395][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 5 printk messages dropped ** [ 1335.903822][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1335.904444][ T32] INFO: task kworker/0:145:4632 blocked for more than 462 seconds. [ 1335.904516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.904592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.904645][ T32] task:kworker/0:145 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.904777][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.904873][ T32] Call trace: [ 1335.904943][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.905071][ T32] r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:8530c800 [ 1335.905129][ T32] r4:8530c800 [ 1335.905194][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.905292][ T32] r5:8530c800 r4:8291a680 [ 1335.905342][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.905428][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.905541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1335.905599][ T32] r4:00000000 [ 1335.905668][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.905751][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.905835][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.905964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad380 [ 1335.906037][ T32] r4:00000000 [ 1335.906086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.906183][ T32] r9:83018005 r8:8530c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1335.906234][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.906327][ T32] r5:00001000 r4:eb0cb000 [ 1335.906373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.906461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.906551][ T32] r5:851eff8c r4:851efc00 [ 1335.906597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.906874][ T32] r10:61c88647 r9:8530c800 r8:8528d2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1335.939625][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1335.940809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 17 printk messages dropped ** [ 1335.942209][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 16 printk messages dropped ** [ 1335.943555][ T32] r10:8291a684 r9:eb0d9d84 r8:00000002 r7:60000113 r6:eb0d9d8c r5:8530d400 ** 17 printk messages dropped ** [ 1335.944984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.946072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1335.970604][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1335.971625][ T32] r5:84b0438c r4:84b04000 ** 12 printk messages dropped ** [ 1335.972507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1335.973764][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1335.974762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.974885][ T32] r5:85185f8c r4:85185c00 [ 1335.974947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.975059][ T32] r7:ddde2d80 r6:83018200 r5:85185f8c r4:852a8c00 [ 1335.975108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.975214][ T32] r10:61c88647 r9:85309800 r8:852a8c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.975267][ T32] r4:852a8c00 [ 1335.975312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.975407][ T32] r10:00000000 r9:852a8c00 r8:80287e08 r7:eb0b9e60 r6:852a8c80 r5:85309800 [ 1335.975458][ T32] r4:00000001 [ 1335.975504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.975582][ T32] Exception stack(0xeb0e9fb0 to 0xeb0e9ff8) [ 1335.975646][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.975710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.975798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.975873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.975947][ T32] r4:8529e240 [ 1335.976769][ T32] INFO: task kworker/1:609:4637 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1335.976844][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.976969][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.977101][ T32] Call trace: [ 1335.977173][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.977281][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.003151][ T32] r4:00000000 [ 1336.003406][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.003583][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.003666][ T32] 1d20: d91ef000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.003738][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.003830][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.003915][ T32] r5:800f0013 r4:80239bb0 [ 1336.003973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.004081][ T32] r4:82ac21e4 [ 1336.004131][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.004225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.004282][ T32] r4:e0171dc0 ** 5 printk messages dropped ** [ 1336.004724][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1336.006095][ T32] r4:842ee080 ** 9 printk messages dropped ** [ 1336.007008][ T32] r4:85308c00 ** 9 printk messages dropped ** [ 1336.029108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529e8c0 ** 12 printk messages dropped ** [ 1336.030140][ T32] r4:852a8d00 ** 11 printk messages dropped ** [ 1336.031760][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1336.034181][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 14 printk messages dropped ** [ 1336.035343][ T32] INFO: task kworker/1:611:4640 blocked for more than 462 seconds. ** 16 printk messages dropped ** [ 1336.036648][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1336.037125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.037211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.037324][ T32] r5:8518638c r4:85186000 [ 1336.058604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.058826][ T32] r7:ddde2d80 r6:83018200 r5:8518638c r4:852a8e00 [ 1336.058885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.058991][ T32] r10:61c88647 r9:8527ec00 r8:852a8e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.059075][ T32] r4:852a8e00 [ 1336.059130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.059234][ T32] r10:00000000 r9:852a8e00 r8:80287e08 r7:eb0ede60 r6:852a8e80 r5:8527ec00 [ 1336.059286][ T32] r4:00000001 [ 1336.059348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.059439][ T32] Exception stack(0xeb0fdfb0 to 0xeb0fdff8) [ 1336.059525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.059597][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.059658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.059726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.059779][ T32] r4:8529e480 [ 1336.060546][ T32] INFO: task kworker/1:611:4640 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.060622][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.060798][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.060902][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.061284][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 15 printk messages dropped ** [ 1336.062651][ T32] r5:00001000 r4:e0027000 ** 11 printk messages dropped ** [ 1336.063616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 18 printk messages dropped ** [ 1336.065098][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 16 printk messages dropped ** [ 1336.066573][ T32] r7:dddced80 r6:83018000 r5:848fff8c r4:8528d380 ** 12 printk messages dropped ** [ 1336.100286][ T32] r4:852ad500 ** 10 printk messages dropped ** [ 1336.102041][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 20 printk messages dropped ** [ 1336.103729][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 18 printk messages dropped ** [ 1336.105224][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 13 printk messages dropped ** [ 1336.106335][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1336.128655][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.129206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.129270][ T32] r4:8529e780 [ 1336.129992][ T32] INFO: task kworker/1:612:4644 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.130081][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.130235][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.130339][ T32] Call trace: [ 1336.130414][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.130533][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.130591][ T32] r4:00000000 [ 1336.130641][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.130726][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.130817][ T32] 1d20: d984d000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.130884][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.130966][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.131042][ T32] r5:800f0013 r4:80239bb0 [ 1336.131094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.131190][ T32] r4:82ac21e4 [ 1336.131241][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.131334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.131388][ T32] r4:e0171dc0 [ 1336.131454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.131556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1336.131611][ T32] r4:00000000 [ 1336.131660][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1336.132368][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 11 printk messages dropped ** [ 1336.133352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1336.134880][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.135683][ T32] r5:85186b8c r4:85186800 ** 11 printk messages dropped ** [ 1336.136546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.168982][ T32] r5:800f0013 r4:80239bb0 ** 12 printk messages dropped ** [ 1336.169967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1336.171452][ T32] INFO: task kworker/1:614:4649 blocked for more than 462 seconds. ** 15 printk messages dropped ** [ 1336.172648][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1336.173811][ T32] r10:61c88647 r9:85312400 r8:852971ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1336.175841][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 17 printk messages dropped ** [ 1336.177163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.177270][ T32] r5:00001000 r4:e0027000 [ 1336.177319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.209787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.210146][ T32] r5:84b0438c r4:84b04000 [ 1336.210207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.210313][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.210367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.210470][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.210527][ T32] r4:849f2f80 [ 1336.210577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.210712][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.210800][ T32] r4:00000001 [ 1336.210875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.210996][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.211083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.211152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.211215][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.211280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.211350][ T32] r4:842ee080 [ 1336.211426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.211513][ T32] INFO: task kworker/1:615:4650 blocked for more than 462 seconds. [ 1336.211604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.211665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.211718][ T32] task:kworker/1:615 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.211844][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.211984][ T32] Call trace: [ 1336.212070][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.212183][ T32] r10:8291a684 r9:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:85313000 [ 1336.212237][ T32] r4:85313000 [ 1336.212284][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.212376][ T32] r5:85313000 r4:8291a680 [ 1336.212425][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.212512][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.212603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1336.212655][ T32] r4:00000000 [ 1336.212737][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.212827][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.212942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.213060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529ef00 [ 1336.213116][ T32] r4:00000000 [ 1336.213189][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.213305][ T32] r9:83018205 r8:85313000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1336.213363][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.213460][ T32] r5:00001000 r4:eb125000 [ 1336.213532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.213626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.213725][ T32] r5:8518778c r4:85187400 [ 1336.213774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.213878][ T32] r7:ddde2d80 r6:83018200 r5:8518778c r4:85297280 [ 1336.213931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.214047][ T32] r10:61c88647 r9:85313000 r8:852972ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.214102][ T32] r4:85297280 ** 2 printk messages dropped ** [ 1336.214308][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.214713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.216352][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 10 printk messages dropped ** [ 1336.217274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1336.249136][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.249813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.250445][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.251220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 ** 9 printk messages dropped ** [ 1336.252035][ T32] r5:00001000 r4:eb135000 ** 1 printk messages dropped ** [ 1336.252171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.253014][ T32] Exception stack(0xeb0adfb0 to 0xeb0adff8) ** 6 printk messages dropped ** [ 1336.254295][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.254813][ T32] r4:00000000 [ 1336.254863][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.254993][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.255070][ T32] 1d20: d9fce000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.255152][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.255215][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.255271][ T32] r5:800f0013 r4:80239bb0 [ 1336.255321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.255410][ T32] r4:82ac21e4 [ 1336.255476][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.255574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.255632][ T32] r4:e0171dc0 [ 1336.255709][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.255811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1336.255864][ T32] r4:00000000 [ 1336.255933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.256046][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.256098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.256209][ T32] r5:00001000 r4:e0027000 [ 1336.256262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.256350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.256651][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 7 printk messages dropped ** [ 1336.257224][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1336.278899][ T32] INFO: task kworker/1:617:4654 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.279724][ T32] r4:85314800 ** 4 printk messages dropped ** [ 1336.280212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 ** 9 printk messages dropped ** [ 1336.281054][ T32] r5:00001000 r4:eb12f000 ** 1 printk messages dropped ** [ 1336.281215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.281713][ T32] r4:85297480 ** 4 printk messages dropped ** [ 1336.282094][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) ** 6 printk messages dropped ** [ 1336.283313][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.284322][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1336.284873][ T32] r4:00000000 [ 1336.284925][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.285060][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.285117][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.285216][ T32] r5:00001000 r4:e0027000 [ 1336.285287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.285402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.285501][ T32] r5:84b0438c r4:84b04000 [ 1336.285549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.285669][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.285727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.285822][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.285866][ T32] r4:849f2f80 [ 1336.285921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.286018][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.286064][ T32] r4:00000001 [ 1336.286103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.286188][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.286251][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.286315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.286399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.286486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.286545][ T32] r4:842ee080 [ 1336.286595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.286653][ T32] INFO: task kworker/1:618:4657 blocked for more than 462 seconds. [ 1336.286717][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.286793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.286865][ T32] task:kworker/1:618 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.286971][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.287071][ T32] Call trace: [ 1336.287140][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.287240][ T32] r10:8291a684 r9:eb139d84 r8:00000002 r7:60000113 r6:eb139d8c r5:85315400 [ 1336.287369][ T32] r4:85315400 [ 1336.308488][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.308683][ T32] r5:85315400 r4:8291a680 [ 1336.308736][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.308832][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.308929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 [ 1336.308984][ T32] r4:00000000 [ 1336.309049][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.309156][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.309264][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.309351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529b540 [ 1336.309402][ T32] r4:00000000 [ 1336.309454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.309904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.310360][ T32] r4:85297580 ** 6 printk messages dropped ** [ 1336.310939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.312280][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.312736][ T32] 1d20: da2eb000 dffcd000 00000001 80239b98 7f8d7000 00000001 ** 9 printk messages dropped ** [ 1336.313485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 12 printk messages dropped ** [ 1336.314520][ T32] r4:849f2f80 ** 4 printk messages dropped ** [ 1336.314879][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1336.315334][ T32] INFO: task kworker/1:619:4658 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.316100][ T32] r5:85316000 r4:8291a680 ** 5 printk messages dropped ** [ 1336.316600][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.341963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.342099][ T32] r5:852c438c r4:852c4000 [ 1336.342159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.342267][ T32] r7:ddde2d80 r6:83018200 r5:852c438c r4:85297680 [ 1336.342319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.342423][ T32] r10:61c88647 r9:85316000 r8:852976ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.342500][ T32] r4:85297680 [ 1336.342572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.342683][ T32] r10:00000000 r9:85297680 r8:80287e08 r7:eb139e60 r6:85297700 r5:85316000 [ 1336.342783][ T32] r4:00000001 [ 1336.342875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.342978][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1336.343057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.343124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.343188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.343263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.343322][ T32] r4:8529b200 [ 1336.344115][ T32] INFO: task kworker/1:619:4658 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.344216][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.344536][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.344646][ T32] Call trace: [ 1336.344746][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.344884][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.344942][ T32] r4:00000000 [ 1336.344990][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.345092][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.345174][ T32] 1d20: da44f000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.345247][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.345305][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.345362][ T32] r5:800f0013 r4:80239bb0 [ 1336.345411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.345507][ T32] r4:82ac21e4 [ 1336.345564][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.345678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.345764][ T32] r4:e0171dc0 [ 1336.345819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.345915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1336.345967][ T32] r4:00000000 [ 1336.346020][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1336.346656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.347195][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 6 printk messages dropped ** [ 1336.368753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.369578][ T32] r10:8291a684 r9:eb155d84 r8:00000002 r7:60000013 r6:eb155d8c r5:851dbc00 ** 6 printk messages dropped ** [ 1336.370117][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.370539][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.371186][ T32] r5:852c4f8c r4:852c4c00 [ 1336.371234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1336.371383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.372167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1336.373997][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1336.374664][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.375343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.375443][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.375496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.375598][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.375651][ T32] r4:849f2f80 [ 1336.375697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.375828][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.375888][ T32] r4:00000001 [ 1336.375935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.376023][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.376085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.376152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.376212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.376277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.376328][ T32] r4:842ee080 [ 1336.376377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.376438][ T32] INFO: task kworker/1:621:4661 blocked for more than 462 seconds. [ 1336.376522][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.376637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.376709][ T32] task:kworker/1:621 state:D stack:0 pid:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.376848][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.376940][ T32] Call trace: [ 1336.377018][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.377122][ T32] r10:8291a684 r9:eb159d84 r8:00000002 r7:60000013 r6:eb159d8c r5:851dd400 [ 1336.377178][ T32] r4:851dd400 [ 1336.377244][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.405548][ T32] r5:851dd400 r4:8291a680 [ 1336.405759][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.405900][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.406008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1336.406087][ T32] r4:00000000 [ 1336.406143][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.406224][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.406327][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.406432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529bb00 [ 1336.406486][ T32] r4:00000000 [ 1336.406537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.406640][ T32] r9:83018205 r8:851dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1336.406708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.406841][ T32] r5:00001000 r4:e074b000 [ 1336.406912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.407017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.407113][ T32] r5:852c538c r4:852c5000 [ 1336.407161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.407279][ T32] r7:ddde2d80 r6:83018200 r5:852c538c r4:85297800 [ 1336.418044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.418324][ T32] r10:61c88647 r9:851dd400 r8:8529782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.418383][ T32] r4:85297800 [ 1336.418431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.418537][ T32] r10:00000000 r9:85297800 r8:80287e08 r7:eb155e60 r6:8528d480 r5:851dd400 [ 1336.418588][ T32] r4:00000001 [ 1336.418633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1336.418864][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.420493][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 10 printk messages dropped ** [ 1336.421213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 10 printk messages dropped ** [ 1336.422015][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1336.422550][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1336.423279][ T32] INFO: task kworker/1:622:4666 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.424205][ T32] r5:851de000 r4:8291a680 ** 5 printk messages dropped ** [ 1336.424659][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.425499][ T32] r5:852c578c r4:852c5400 [ 1336.425545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.425660][ T32] r7:ddde2d80 r6:83018200 r5:852c578c r4:85297880 [ 1336.425719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.425839][ T32] r10:61c88647 r9:851de000 r8:852978ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.425897][ T32] r4:85297880 [ 1336.425946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.426054][ T32] r10:00000000 r9:85297880 r8:80287e08 r7:eb159e60 r6:8528d500 r5:851de000 [ 1336.426106][ T32] r4:00000001 [ 1336.426167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.426266][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1336.426327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.426412][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.426496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.426570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.426621][ T32] r4:8529ba80 [ 1336.427101][ T32] INFO: task kworker/1:622:4666 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.427174][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.451260][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.451570][ T32] Call trace: [ 1336.451650][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.451773][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.451831][ T32] r4:00000000 [ 1336.451881][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.451972][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.452044][ T32] 1d20: daa84000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.452111][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.452172][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.452228][ T32] r5:800f0013 r4:80239bb0 [ 1336.452279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1336.452609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 11 printk messages dropped ** [ 1336.453583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.454411][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.455149][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.455752][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.456366][ T32] r9:83018005 r8:851dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1336.456793][ T32] r5:848ff78c r4:848ff400 ** 1 printk messages dropped ** [ 1336.456998][ T32] r7:dddced80 r6:83018000 r5:848ff78c r4:8528d580 [ 1336.457081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.457206][ T32] r10:61c88647 r9:851dec00 r8:8528d5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.457264][ T32] r4:8528d580 [ 1336.472591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.472929][ T32] r10:00000000 r9:8528d580 r8:80287e08 r7:eb0b1e60 r6:8528d600 r5:851dec00 [ 1336.473011][ T32] r4:00000001 [ 1336.473062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.473155][ T32] Exception stack(0xeaf5dfb0 to 0xeaf5dff8) [ 1336.473230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.473324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.473399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.473488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.473554][ T32] r4:852add00 [ 1336.474317][ T32] INFO: task kworker/0:148:4668 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.474397][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.474554][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.474662][ T32] Call trace: [ 1336.474803][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.474924][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.475009][ T32] r4:00000000 [ 1336.475074][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.475165][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.475232][ T32] 1d20: daacd000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.475299][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.475357][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.475413][ T32] r5:800f0013 r4:80239bb0 [ 1336.475463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.475556][ T32] r4:82ac21e4 [ 1336.475605][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.475700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.475774][ T32] r4:e0171dc0 [ 1336.475827][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.476462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.477111][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 7 printk messages dropped ** [ 1336.498622][ T32] r4:842ee080 ** 8 printk messages dropped ** [ 1336.499538][ T32] r10:8291a684 r9:eb161d84 r8:00000002 r7:60000013 r6:eb161d8c r5:851dc800 ** 6 printk messages dropped ** [ 1336.500082][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.500445][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.501051][ T32] r5:852c5b8c r4:852c5800 [ 1336.501108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.501365][ T32] r10:61c88647 r9:851dc800 r8:8529792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.502116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.503570][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.504457][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.505344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1336.506931][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.544593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.545064][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.545583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 ** 8 printk messages dropped ** [ 1336.545943][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1336.546184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.546593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.555769][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 9 printk messages dropped ** [ 1336.556425][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1336.556874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.556917][ T32] r5:00001000 r4:e0027000 [ 1336.556938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.556978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.557031][ T32] r5:84b0438c r4:84b04000 [ 1336.557054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.557104][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.557158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.557212][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.557324][ T32] r4:849f2f80 [ 1336.562599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.562684][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.562711][ T32] r4:00000001 [ 1336.562801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.562866][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.563097][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.563133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.563160][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.563190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.563213][ T32] r4:842ee080 [ 1336.563237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.563304][ T32] INFO: task kworker/1:625:4673 blocked for more than 463 seconds. [ 1336.563341][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.563368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.563427][ T32] task:kworker/1:625 state:D stack:0 pid:4673 tgid:4673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.563526][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.563608][ T32] Call trace: [ 1336.563656][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.563710][ T32] r10:8291a684 r9:eb169d84 r8:00000002 r7:60000113 r6:eb169d8c r5:85279800 [ 1336.563734][ T32] r4:85279800 [ 1336.563755][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.563797][ T32] r5:85279800 r4:8291a680 [ 1336.564018][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.564259][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.564426][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 [ 1336.564454][ T32] r4:00000000 [ 1336.564647][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.564688][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.564726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.564768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a23c0 [ 1336.564791][ T32] r4:00000000 [ 1336.564847][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.564932][ T32] r9:83018205 r8:85279800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1336.564958][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.565041][ T32] r5:00001000 r4:e89eb000 [ 1336.565066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.565109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.565152][ T32] r5:852c678c r4:852c6400 [ 1336.565209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.565356][ T32] r7:ddde2d80 r6:83018200 r5:852c678c r4:85297a80 [ 1336.565382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.565431][ T32] r10:61c88647 r9:85279800 r8:85297aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.565454][ T32] r4:85297a80 [ 1336.565473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.565517][ T32] r10:00000000 r9:85297a80 r8:80287e08 r7:eb15de60 r6:85297b00 r5:85279800 [ 1336.565539][ T32] r4:00000001 [ 1336.565570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.565610][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 1336.565638][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.565666][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.565714][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.565746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.565805][ T32] r4:8529bfc0 [ 1336.566261][ T32] INFO: task kworker/1:625:4673 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.566298][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.566398][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.566574][ T32] Call trace: [ 1336.566743][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.566916][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.567023][ T32] r4:00000000 [ 1336.567051][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.567093][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.567122][ T32] 1d20: daf0e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.567151][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.567231][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.567306][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1336.585961][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1336.586685][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1336.587183][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 10 printk messages dropped ** [ 1336.593163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.593514][ T32] r4:85318c00 ** 4 printk messages dropped ** [ 1336.593812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 ** 10 printk messages dropped ** [ 1336.594473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1336.594754][ T32] r10:61c88647 r9:85318c00 r8:85297bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1336.594920][ T32] r4:00000001 [ 1336.594943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.594983][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1336.595049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.595083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.595144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.595176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.595272][ T32] r4:852a2100 [ 1336.595692][ T32] INFO: task kworker/1:626:4675 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.595727][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.595810][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.596041][ T32] Call trace: [ 1336.596071][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.596123][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.596146][ T32] r4:00000000 [ 1336.596165][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.596205][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.596233][ T32] 1d20: db4a6000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.596261][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.596285][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.596308][ T32] r5:800f0013 r4:80239bb0 [ 1336.596328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.596370][ T32] r4:82ac21e4 [ 1336.596391][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.596488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.596516][ T32] r4:e0171dc0 [ 1336.596535][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.596634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1336.596661][ T32] r4:00000000 [ 1336.596725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.596775][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.596934][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.596983][ T32] r5:00001000 r4:e0027000 [ 1336.597009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.597051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.597223][ T32] r5:84b0438c r4:84b04000 [ 1336.597285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.597336][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.597428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.610752][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.610829][ T32] r4:849f2f80 [ 1336.610854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.610967][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.610995][ T32] r4:00000001 [ 1336.611092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.611138][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.611170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.611200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.611228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.611257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.611279][ T32] r4:842ee080 [ 1336.611316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.611351][ T32] INFO: task kworker/1:627:4678 blocked for more than 463 seconds. [ 1336.611386][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1336.611504][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.611914][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.612409][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.612561][ T32] r5:852c6b8c r4:852c6800 ** 3 printk messages dropped ** [ 1336.612718][ T32] r10:61c88647 r9:85319800 r8:85297cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.613034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.613940][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 ** 2 printk messages dropped ** [ 1336.614052][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.614201][ T32] 1d20: db89e000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.614306][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.614335][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.614359][ T32] r5:800f0013 r4:80239bb0 [ 1336.614413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.614459][ T32] r4:82ac21e4 [ 1336.614480][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.614523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.614547][ T32] r4:e0171dc0 [ 1336.614566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1336.614749][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.615088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.615563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.615956][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.616454][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.616925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.617189][ T32] r5:852c778c r4:852c7400 ** 2 printk messages dropped ** [ 1336.638199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.638676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.639482][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.639854][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1336.640149][ T32] r4:e0171dc0 ** 6 printk messages dropped ** [ 1336.640437][ T32] r5:00001000 r4:e0027000 ** 7 printk messages dropped ** [ 1336.640890][ T32] r4:849f2f80 ** 4 printk messages dropped ** [ 1336.641442][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1336.641784][ T32] INFO: task kworker/1:629:4681 blocked for more than 463 seconds. ** 10 printk messages dropped ** [ 1336.642374][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1336.642974][ T32] r5:00001000 r4:eacd5000 ** 2 printk messages dropped ** [ 1336.643210][ T32] r5:852c6f8c r4:852c6c00 ** 3 printk messages dropped ** [ 1336.643368][ T32] r10:61c88647 r9:8531a400 r8:85297eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.643771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.644718][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 6 printk messages dropped ** [ 1336.645175][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1336.645644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.645867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.645914][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.645935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.645981][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.646034][ T32] r4:849f2f80 [ 1336.646058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.646339][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.646367][ T32] r4:00000001 [ 1336.646386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.646460][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.646489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.646518][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.646545][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.646649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.646675][ T32] r4:842ee080 [ 1336.646712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.646741][ T32] INFO: task kworker/1:630:4683 blocked for more than 463 seconds. [ 1336.646793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.646891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.646917][ T32] task:kworker/1:630 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.646962][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.647009][ T32] Call trace: [ 1336.647233][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.647319][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:8531b000 [ 1336.647407][ T32] r4:8531b000 [ 1336.670391][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.670541][ T32] r5:8531b000 r4:8291a680 [ 1336.670566][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.670652][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.670701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1336.670727][ T32] r4:00000000 [ 1336.670747][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.670804][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.670845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.670890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a2a40 [ 1336.670913][ T32] r4:00000000 [ 1336.670933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.670980][ T32] r9:83018205 r8:8531b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1336.671063][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.671115][ T32] r5:00001000 r4:eaceb000 [ 1336.671136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.671176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.671220][ T32] r5:852c738c r4:852c7000 [ 1336.671239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.671473][ T32] r7:ddde2d80 r6:83018200 r5:852c738c r4:85297f80 [ 1336.671498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.671547][ T32] r10:61c88647 r9:8531b000 r8:85297fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.671569][ T32] r4:85297f80 [ 1336.671588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.671635][ T32] r10:00000000 r9:85297f80 r8:80287e08 r7:eb179e60 r6:85292000 r5:8531b000 [ 1336.671657][ T32] r4:00000001 [ 1336.671676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.671713][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1336.671744][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.671772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.671799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.671828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.671852][ T32] r4:852a2a80 [ 1336.672276][ T32] INFO: task kworker/1:630:4683 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.672313][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.672468][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.672516][ T32] Call trace: [ 1336.672548][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1336.672878][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1336.673150][ T32] r4:e0171dc0 ** 5 printk messages dropped ** [ 1336.673656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.674178][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 8 printk messages dropped ** [ 1336.674870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1336.675774][ T32] r5:8531c800 r4:8291a680 ** 5 printk messages dropped ** [ 1336.676173][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.676599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.676774][ T32] r10:61c88647 r9:8531c800 r8:852920ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1336.700950][ T32] r4:852a29c0 ** 3 printk messages dropped ** [ 1336.701753][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.702449][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 8 printk messages dropped ** [ 1336.703086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1336.703927][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.704271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.704976][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.705511][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.706151][ T32] r5:00001000 r4:ead53000 ** 2 printk messages dropped ** [ 1336.706487][ T32] r5:8521038c r4:85210000 ** 4 printk messages dropped ** [ 1336.706987][ T32] r4:8528d700 ** 7 printk messages dropped ** [ 1336.707235][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.721535][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.721715][ T32] Call trace: [ 1336.721755][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.721818][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.721845][ T32] r4:00000000 [ 1336.721883][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.721934][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.721968][ T32] 1d20: dc605000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.722000][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.722098][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.722209][ T32] r5:800f0013 r4:80239bb0 [ 1336.722236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.722324][ T32] r4:82ac21e4 [ 1336.722406][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.722456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.722481][ T32] r4:e0171dc0 [ 1336.722502][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.722642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1336.722673][ T32] r4:00000000 [ 1336.722745][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.722827][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.722852][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.722933][ T32] r5:00001000 r4:e0027000 [ 1336.722959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.723040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.723089][ T32] r5:84b0438c r4:84b04000 [ 1336.723147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.723234][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.723262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.723311][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.723336][ T32] r4:849f2f80 [ 1336.723357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.723410][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.723436][ T32] r4:00000001 [ 1336.723490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.723531][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.723595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.723666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.723701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.723790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.723817][ T32] r4:842ee080 [ 1336.723840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.723869][ T32] INFO: task kworker/1:632:4689 blocked for more than 463 seconds. [ 1336.723903][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.723961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.723986][ T32] task:kworker/1:632 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.724115][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.724171][ T32] Call trace: [ 1336.724202][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.724253][ T32] r10:8291a684 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:852d0000 [ 1336.724317][ T32] r4:852d0000 [ 1336.724342][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.724388][ T32] r5:852d0000 r4:8291a680 [ 1336.724428][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.724475][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.724520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1336.724709][ T32] r4:00000000 [ 1336.724734][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.724830][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.724870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.724913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0000 [ 1336.724937][ T32] r4:00000000 [ 1336.724957][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.725007][ T32] r9:83018205 r8:852d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1336.725031][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.725073][ T32] r5:00001000 r4:eaeb5000 [ 1336.725096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.725137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.725182][ T32] r5:8533c78c r4:8533c400 [ 1336.725203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.725251][ T32] r7:ddde2d80 r6:83018200 r5:8533c78c r4:85292180 [ 1336.725328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.725439][ T32] r10:61c88647 r9:852d0000 r8:852921ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.725467][ T32] r4:85292180 [ 1336.725488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.725535][ T32] r10:00000000 r9:85292180 r8:80287e08 r7:eb185e60 r6:8528d800 r5:852d0000 [ 1336.725641][ T32] r4:00000001 [ 1336.725666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.725704][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) ** 2 printk messages dropped ** [ 1336.725791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.726170][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.726860][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.727372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 11 printk messages dropped ** [ 1336.746183][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.746889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.756018][ T32] r10:8291a684 r9:eb195d84 r8:00000002 r7:60000113 r6:eb195d8c r5:852d0c00 ** 8 printk messages dropped ** [ 1336.756360][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.757290][ T32] r5:852c7f8c r4:852c7c00 ** 2 printk messages dropped ** [ 1336.771559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.772360][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.773097][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.773403][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1336.773800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 9 printk messages dropped ** [ 1336.775235][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 7 printk messages dropped ** [ 1336.776044][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 4 printk messages dropped ** [ 1336.776541][ T32] r4:842ee080 [ 1336.776580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.776648][ T32] INFO: task kworker/1:634:4693 blocked for more than 463 seconds. [ 1336.776685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.776712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.776734][ T32] task:kworker/1:634 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.776968][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.777097][ T32] Call trace: [ 1336.777182][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.777236][ T32] r10:8291a684 r9:eb19dd84 r8:00000002 r7:60000113 r6:eb19dd8c r5:852d1800 [ 1336.777276][ T32] r4:852d1800 [ 1336.777300][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.777344][ T32] r5:852d1800 r4:8291a680 [ 1336.777363][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.789382][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.789478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 [ 1336.789504][ T32] r4:00000000 [ 1336.789526][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.789563][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.789602][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.789644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aad80 [ 1336.789666][ T32] r4:00000000 [ 1336.790132][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.790248][ T32] r9:83018205 r8:852d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1336.790573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.790624][ T32] r5:00001000 r4:eade1000 [ 1336.790944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.791074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.791302][ T32] r5:8533c38c r4:8533c000 [ 1336.791405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.791522][ T32] r7:ddde2d80 r6:83018200 r5:8533c38c r4:85292280 [ 1336.792070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.792125][ T32] r10:61c88647 r9:852d1800 r8:852922ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.792456][ T32] r4:85292280 [ 1336.792659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.792709][ T32] r10:00000000 r9:85292280 r8:80287e08 r7:eb191e60 r6:8528d900 r5:852d1800 [ 1336.792876][ T32] r4:00000001 [ 1336.792978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.793025][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) [ 1336.793056][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.793291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.793321][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.793351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.793433][ T32] r4:852a2f80 [ 1336.793871][ T32] INFO: task kworker/1:634:4693 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.793908][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.794085][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.794140][ T32] Call trace: [ 1336.794172][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.794225][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.794250][ T32] r4:00000000 [ 1336.794269][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.794309][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.794338][ T32] 1d20: dcf7c000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.794368][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.794394][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.794580][ T32] r5:800f0013 r4:80239bb0 [ 1336.794605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.794647][ T32] r4:82ac21e4 [ 1336.794667][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.794712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.794748][ T32] r4:e0171dc0 [ 1336.794833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.794940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1336.794981][ T32] r4:00000000 [ 1336.795085][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.795137][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.795159][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.795205][ T32] r5:00001000 r4:e0027000 [ 1336.795226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.795334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.795382][ T32] r5:84b0438c r4:84b04000 [ 1336.795402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.795503][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.795534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.795667][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.795726][ T32] r4:849f2f80 [ 1336.795752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.795803][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.795904][ T32] r4:00000001 [ 1336.795927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.795965][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.795992][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.796377][ T32] INFO: task kworker/1:635:4695 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.828482][ T32] r5:852d2400 r4:8291a680 ** 5 printk messages dropped ** [ 1336.829209][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1336.829428][ T32] r9:83018205 r8:852d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1336.829464][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.829645][ T32] r5:00001000 r4:eafdf000 [ 1336.829771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.829899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.829951][ T32] r5:8533e78c r4:8533e400 [ 1336.829974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.830033][ T32] r7:ddde2d80 r6:83018200 r5:8533e78c r4:85292300 [ 1336.830055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.830259][ T32] r10:61c88647 r9:852d2400 r8:8529232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.830366][ T32] r4:85292300 [ 1336.830565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.830618][ T32] r10:00000000 r9:85292300 r8:80287e08 r7:eb191e60 r6:8528d980 r5:852d2400 [ 1336.830645][ T32] r4:00000001 [ 1336.830666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.830705][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1336.830907][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.830948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.830993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.831107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.831214][ T32] r4:852b0140 [ 1336.831643][ T32] INFO: task kworker/1:635:4695 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.831679][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.831791][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.831875][ T32] Call trace: [ 1336.831912][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.831964][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.831987][ T32] r4:00000000 [ 1336.832013][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.832056][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.832086][ T32] 1d20: dd5a7000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.832116][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.832141][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.832165][ T32] r5:800f0013 r4:80239bb0 [ 1336.832184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.832227][ T32] r4:82ac21e4 [ 1336.832248][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.832292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.832315][ T32] r4:e0171dc0 [ 1336.832333][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1336.832473][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.832901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.833258][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 5 printk messages dropped ** [ 1336.833586][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.833858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.833947][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.833979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.834006][ T32] r4:842ee080 [ 1336.834028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.834057][ T32] INFO: task kworker/1:636:4697 blocked for more than 463 seconds. [ 1336.834110][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.834143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.834166][ T32] task:kworker/1:636 state:D stack:0 pid:4697 tgid:4697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.834212][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.834253][ T32] Call trace: [ 1336.834360][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.834445][ T32] r10:8291a684 r9:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:852d3000 [ 1336.834515][ T32] r4:852d3000 [ 1336.834579][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.834626][ T32] r5:852d3000 r4:8291a680 [ 1336.834647][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.834794][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.834910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1336.834937][ T32] r4:00000000 [ 1336.834957][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.835016][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.835057][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.835098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b01c0 [ 1336.835179][ T32] r4:00000000 [ 1336.835370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.835486][ T32] r9:83018205 r8:852d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1336.835511][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.835554][ T32] r5:00001000 r4:eaed5000 [ 1336.835607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.835651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.835696][ T32] r5:8533cb8c r4:8533c800 [ 1336.835738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.835788][ T32] r7:ddde2d80 r6:83018200 r5:8533cb8c r4:85292380 [ 1336.835809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.835857][ T32] r10:61c88647 r9:852d3000 r8:852923ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.835880][ T32] r4:85292380 [ 1336.835918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.835967][ T32] r10:00000000 r9:85292380 r8:80287e08 r7:eb1ade60 r6:8528da00 r5:852d3000 [ 1336.835989][ T32] r4:00000001 [ 1336.836012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.836048][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1336.836075][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.836158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.836206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.836238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.836262][ T32] r4:852b0140 [ 1336.836464][ T32] INFO: task kworker/1:636:4697 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.836497][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.836609][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.836801][ T32] Call trace: [ 1336.836850][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.836902][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.836926][ T32] r4:00000000 [ 1336.836946][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.836985][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.837018][ T32] 1d20: dd5a7000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.837049][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.837099][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.837127][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1336.837311][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1336.864246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.864793][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 9 printk messages dropped ** [ 1336.865230][ T32] INFO: task kworker/1:637:4699 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.865686][ T32] r5:852d3c00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.865883][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.866343][ T32] r5:8533cf8c r4:8533cc00 [ 1336.866362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.866661][ T32] r10:00000000 r9:85292400 r8:80287e08 r7:eb1ade60 r6:8528da80 r5:852d3c00 ** 9 printk messages dropped ** [ 1336.878440][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1336.879668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 ** 9 printk messages dropped ** [ 1336.880155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.880637][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 6 printk messages dropped ** [ 1336.880987][ T32] INFO: task kworker/1:638:4701 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.881479][ T32] r5:852d4800 r4:8291a680 ** 5 printk messages dropped ** [ 1336.881766][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.882479][ T32] r5:8533d38c r4:8533d000 [ 1336.882499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.882609][ T32] r7:ddde2d80 r6:83018200 r5:8533d38c r4:85292480 [ 1336.882633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.882681][ T32] r10:61c88647 r9:852d4800 r8:852924ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.882705][ T32] r4:85292480 [ 1336.882723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.882790][ T32] r10:00000000 r9:85292480 r8:80287e08 r7:eb1ade60 r6:8528db00 r5:852d4800 [ 1336.882897][ T32] r4:00000001 [ 1336.882919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.882956][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 1336.883005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.883038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.883065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.883093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.883117][ T32] r4:852b02c0 [ 1336.883499][ T32] INFO: task kworker/1:638:4701 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1336.883536][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.883592][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.883980][ T32] Call trace: [ 1336.884018][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.884070][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1336.884094][ T32] r4:00000000 [ 1336.884115][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.884155][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1336.884182][ T32] 1d20: ddc48000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1336.884211][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.884238][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.884262][ T32] r5:800f0013 r4:80239bb0 [ 1336.884283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.884401][ T32] r4:82ac21e4 [ 1336.884426][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.884470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.884514][ T32] r4:e0171dc0 [ 1336.884536][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.884580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1336.884636][ T32] r4:00000000 [ 1336.884660][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.884706][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.884761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.884827][ T32] r5:00001000 r4:e0027000 [ 1336.884850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.884891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.884933][ T32] r5:84b0438c r4:84b04000 [ 1336.884952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.884998][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.885048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.885116][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.885223][ T32] r4:849f2f80 [ 1336.885245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.885338][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.885477][ T32] r4:00000001 [ 1336.885563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.885606][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.885633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.885661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.885689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.885718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.885741][ T32] r4:842ee080 ** 1 printk messages dropped ** [ 1336.885786][ T32] INFO: task kworker/1:639:4703 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1336.885937][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.886124][ T32] r4:852d6c00 ** 1 printk messages dropped ** [ 1336.886187][ T32] r5:852d6c00 r4:8291a680 ** 2 printk messages dropped ** [ 1336.886286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1cde08 ** 2 printk messages dropped ** [ 1336.886362][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.886907][ T32] r5:8533d78c r4:8533d400 [ 1336.886928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.887200][ T32] r4:85292500 ** 5 printk messages dropped ** [ 1336.909842][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.910652][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.911055][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 6 printk messages dropped ** [ 1336.911459][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1336.912471][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 ** 7 printk messages dropped ** [ 1336.912879][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) ** 5 printk messages dropped ** [ 1336.913131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1336.913694][ T32] r5:8459ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.914099][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.914664][ T32] r5:85210f8c r4:85210c00 ** 1 printk messages dropped ** [ 1336.914728][ T32] r7:dddced80 r6:83018000 r5:85210f8c r4:8528db80 ** 5 printk messages dropped ** [ 1336.915085][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.915319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.916103][ T32] Exception stack(0xe0171d28 to 0xe0171d70) ** 3 printk messages dropped ** [ 1336.916249][ T32] r5:800f0013 r4:80239bb0 [ 1336.916270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.916309][ T32] r4:82ac21e4 [ 1336.916330][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.916447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.916624][ T32] r4:e0171dc0 [ 1336.916648][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.916710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1336.916775][ T32] r4:00000000 [ 1336.916799][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.916954][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.916979][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.917038][ T32] r5:00001000 r4:e0027000 [ 1336.917139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.917184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.917228][ T32] r5:84b0438c r4:84b04000 [ 1336.917249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.917296][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.917363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.936316][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.936368][ T32] r4:849f2f80 [ 1336.936392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.936466][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.936495][ T32] r4:00000001 [ 1336.936649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.936757][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.936825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.936859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.936888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.936958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.936984][ T32] r4:842ee080 [ 1336.937015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.937050][ T32] INFO: task kworker/1:640:4706 blocked for more than 463 seconds. [ 1336.937084][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.937143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.937170][ T32] task:kworker/1:640 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.937287][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.951180][ T32] Call trace: [ 1336.951371][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.951477][ T32] r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000013 r6:eb1d9d8c r5:852d5400 [ 1336.951591][ T32] r4:852d5400 [ 1336.951616][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.951664][ T32] r5:852d5400 r4:8291a680 [ 1336.951685][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.951783][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.952111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 [ 1336.952138][ T32] r4:00000000 [ 1336.952158][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.952199][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.952401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.952521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0700 [ 1336.952549][ T32] r4:00000000 [ 1336.952570][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.952662][ T32] r9:83018205 r8:852d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1336.952688][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.952735][ T32] r5:00001000 r4:eaf81000 [ 1336.952755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.952849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.952897][ T32] r5:8533db8c r4:8533d800 [ 1336.952918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.952967][ T32] r7:ddde2d80 r6:83018200 r5:8533db8c r4:85292580 [ 1336.952988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.953041][ T32] r10:61c88647 r9:852d5400 r8:852925ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.953131][ T32] r4:85292580 ** 1 printk messages dropped ** [ 1336.953206][ T32] r10:00000000 r9:85292580 r8:80287e08 r7:eb1ade60 r6:8528dd00 r5:852d5400 ** 9 printk messages dropped ** [ 1336.954140][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1336.955321][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1336.955680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1336.956095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.956243][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 4 printk messages dropped ** [ 1336.956596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.956805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1336.965434][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.966046][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.966301][ T32] r5:8533df8c r4:8533dc00 ** 1 printk messages dropped ** [ 1336.966368][ T32] r7:ddde2d80 r6:83018200 r5:8533df8c r4:85292600 ** 4 printk messages dropped ** [ 1336.966698][ T32] r10:00000000 r9:85292600 r8:80287e08 r7:eb1ade60 r6:8528dd80 r5:851db000 ** 9 printk messages dropped ** [ 1336.978750][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.980165][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1336.980274][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.980303][ T32] r5:800f0013 r4:80239bb0 [ 1336.980325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.980369][ T32] r4:82ac21e4 [ 1336.980388][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.980430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1336.981035][ T32] r4:e0171dc0 [ 1336.981060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.981243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1336.981352][ T32] r4:00000000 [ 1336.981780][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.981886][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.982007][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.982054][ T32] r5:00001000 r4:e0027000 [ 1336.982075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.982153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.982202][ T32] r5:84b0438c r4:84b04000 [ 1336.982223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.982272][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1336.982353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.982463][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.982489][ T32] r4:849f2f80 [ 1336.982549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.982601][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1336.982626][ T32] r4:00000001 [ 1336.982645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.982681][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1336.982746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.982836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.982907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.982941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.982964][ T32] r4:842ee080 [ 1336.982987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.983022][ T32] INFO: task kworker/1:642:4710 blocked for more than 463 seconds. [ 1336.983056][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.983081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.983101][ T32] task:kworker/1:642 state:D stack:0 pid:4710 tgid:4710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.983150][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.983192][ T32] Call trace: [ 1336.983289][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.983343][ T32] r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000113 r6:eb1e9d8c r5:84988c00 [ 1336.983504][ T32] r4:84988c00 [ 1336.983530][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.983614][ T32] r5:84988c00 r4:8291a680 [ 1336.983922][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.983978][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.984132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1336.984241][ T32] r4:00000000 [ 1336.984484][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.984562][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.984780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.985076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0900 [ 1336.985103][ T32] r4:00000000 [ 1336.985188][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.985238][ T32] r9:83018205 r8:84988c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1336.985293][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.985538][ T32] r5:00001000 r4:eafd1000 [ 1336.985563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.985605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.985940][ T32] r5:8533e38c r4:8533e000 [ 1336.985964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.986050][ T32] r7:ddde2d80 r6:83018200 r5:8533e38c r4:85292700 [ 1336.986076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.986539][ T32] r10:61c88647 r9:84988c00 r8:8529272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.986566][ T32] r4:85292700 [ 1336.986653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.986863][ T32] r10:00000000 r9:85292700 r8:80287e08 r7:eb1ade60 r6:8528de00 r5:84988c00 [ 1336.986892][ T32] r4:00000001 [ 1336.986979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.987218][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1336.987249][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.987278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.987509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.018345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1337.018940][ T32] INFO: task kworker/1:642:4710 is blocked on a mutex likely owned by task kworker/1:223:3691. ** 4 printk messages dropped ** [ 1337.020098][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1337.020152][ T32] r4:00000000 [ 1337.020193][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.020401][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1337.020491][ T32] 1d20: debb0000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1337.020628][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1337.020699][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.020759][ T32] r5:800f0013 r4:80239bb0 [ 1337.020787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.020836][ T32] r4:82ac21e4 [ 1337.021027][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.021076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1337.021100][ T32] r4:e0171dc0 [ 1337.021120][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.021436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1337.021671][ T32] r4:00000000 [ 1337.021911][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.022027][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1337.022054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.022098][ T32] r5:00001000 r4:e0027000 [ 1337.022121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.023127][ T32] r5:84b0438c r4:84b04000 ** 6 printk messages dropped ** [ 1337.023781][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 ** 6 printk messages dropped ** [ 1337.025115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1337.025897][ T32] r4:84988000 ** 4 printk messages dropped ** [ 1337.026877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 ** 8 printk messages dropped ** [ 1337.057198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.061352][ T32] r5:8533ef8c r4:8533ec00 ** 1 printk messages dropped ** [ 1337.061698][ T32] r7:ddde2d80 r6:83018200 r5:8533ef8c r4:85292680 ** 6 printk messages dropped ** [ 1337.062908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1337.065388][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.065804][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.066582][ T32] r4:e0171dc0 ** 6 printk messages dropped ** [ 1337.067150][ T32] r5:00001000 r4:e0027000 ** 5 printk messages dropped ** [ 1337.083118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.084293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.086649][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.105931][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.118317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.118563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.119394][ T32] r10:00000000 r9:85292780 r8:80287e08 r7:eb1f1e60 r6:8528df00 r5:84989800 [ 1337.119518][ T32] r4:00000001 [ 1337.119544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.119749][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1337.119784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.119875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.119997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.120030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.120053][ T32] r4:852b0d00 [ 1337.120412][ T32] INFO: task kworker/1:644:4714 is blocked on a mutex likely owned by task kworker/1:223:3691. [ 1337.120445][ T32] task:kworker/1:223 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.120612][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.120661][ T32] Call trace: [ 1337.120797][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.120856][ T32] r10:82ac21c4 r9:84b3c800 r8:80200be4 r7:e0171d5c r6:ffffffff r5:84b3c800 [ 1337.120900][ T32] r4:00000000 [ 1337.120940][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.120991][ T32] Exception stack(0xe0171d28 to 0xe0171d70) [ 1337.121020][ T32] 1d20: df5f5000 dffcd000 00000001 80239b98 7f8d7000 00000001 [ 1337.121112][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 [ 1337.121218][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.121322][ T32] r5:800f0013 r4:80239bb0 [ 1337.121524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.121571][ T32] r4:82ac21e4 [ 1337.121632][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.121679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0171dc0 r5:e0171e08 [ 1337.121702][ T32] r4:e0171dc0 [ 1337.121841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.122150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 [ 1337.122179][ T32] r4:00000000 [ 1337.122200][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.122351][ T32] r9:83018205 r8:84b3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1337.122379][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.122423][ T32] r5:00001000 r4:e0027000 [ 1337.122442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.122481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.122648][ T32] r5:84b0438c r4:84b04000 [ 1337.122760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.122828][ T32] r7:ddde2d80 r6:83018200 r5:84b0438c r4:849f2f80 [ 1337.122891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.122944][ T32] r10:61c88647 r9:84b3c800 r8:849f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.123007][ T32] r4:849f2f80 [ 1337.123315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.123376][ T32] r10:00000000 r9:849f2f80 r8:80287e08 r7:e0175e60 r6:849f2380 r5:84b3c800 [ 1337.123400][ T32] r4:00000001 [ 1337.123419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.123455][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 1337.123503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.123549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.123579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.123611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.123638][ T32] r4:842ee080 [ 1337.123762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.123875][ T32] INFO: task kworker/1:645:4716 blocked for more than 463 seconds. [ 1337.123945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.123978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.124000][ T32] task:kworker/1:645 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.124190][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.124513][ T32] Call trace: [ 1337.124723][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.124782][ T32] r10:8291a684 r9:eb201d84 r8:00000002 r7:60000013 r6:eb201d8c r5:8498bc00 [ 1337.124806][ T32] r4:8498bc00 [ 1337.124826][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.125267][ T32] r5:8498bc00 r4:8291a680 [ 1337.125355][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.125456][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1337.125679][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.126216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c00c0 ** 7 printk messages dropped ** [ 1337.126983][ T32] r5:8533ff8c r4:8533fc00 [ 1337.127003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.153613][ T32] r4:85292800 ** 6 printk messages dropped ** [ 1337.154196][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.155455][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.156382][ T32] 1d40: 82ac15a0 7f8d7000 dffcd000 8280c928 82ac21c4 e0171da4 e0171da8 e0171d78 ** 8 printk messages dropped ** [ 1337.157093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee0c0 ** 10 printk messages dropped ** [ 1337.177305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.186455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.203247][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.204686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 ** 2 printk messages dropped ** [ 1337.205136][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.205215][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.205300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0dc0 [ 1337.205349][ T32] r4:00000000 [ 1337.205392][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.205486][ T32] r9:83018205 r8:8498b000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1337.205533][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.205620][ T32] r5:00001000 r4:dfcd3000 [ 1337.205662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.205788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.206008][ T32] r5:8533f38c r4:8533f000 [ 1337.206134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.206332][ T32] r7:ddde2d80 r6:83018200 r5:8533f38c r4:85292880 [ 1337.206446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.206546][ T32] r10:61c88647 r9:8498b000 r8:852928ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.206596][ T32] r4:85292880 [ 1337.206640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.206739][ T32] r10:00000000 r9:85292880 r8:80287e08 r7:eb201e60 r6:8517c000 r5:8498b000 [ 1337.206952][ T32] r4:00000001 [ 1337.207024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.207193][ T32] Exception stack(0xeb205fb0 to 0xeb205ff8) [ 1337.207267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.228523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.228645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.228720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.228774][ T32] r4:852b0cc0 [ 1337.229411][ T32] INFO: task kworker/1:646:4718 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.229527][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.229770][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.230005][ T32] Call trace: [ 1337.230112][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.230221][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.230307][ T32] r4:00000000 [ 1337.230396][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.230504][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.230610][ T32] 5d20: 7fb39000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.230784][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.231032][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1337.231234][ T32] r5:900f0013 r4:80239bb0 [ 1337.231287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.231434][ T32] r4:82ac21e4 [ 1337.231486][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.231637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.231751][ T32] r4:e0175dc0 [ 1337.231800][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.231890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.231980][ T32] r4:00000000 [ 1337.232026][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.232183][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.232397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.232508][ T32] r5:00001000 r4:e0039000 [ 1337.232554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.232639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.232920][ T32] r5:84b0478c r4:84b04400 [ 1337.233035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.233136][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.233242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.233473][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.233570][ T32] r4:849f2e80 [ 1337.233616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1337.234289][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 7 printk messages dropped ** [ 1337.234807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1337.235883][ T32] r5:8531ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1337.236529][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.257872][ T32] r9:83018205 r8:8531ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1337.258531][ T32] r5:8533f78c r4:8533f400 ** 3 printk messages dropped ** [ 1337.259047][ T32] r10:61c88647 r9:8531ec00 r8:8529292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.260329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.260380][ T32] r4:852b0e00 [ 1337.261072][ T32] INFO: task kworker/1:647:4720 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.261139][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.261387][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.261486][ T32] Call trace: [ 1337.261709][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.261885][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.261940][ T32] r4:00000000 [ 1337.262005][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.262219][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.262283][ T32] 5d20: 7fbf0000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.262411][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.262517][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1337.262690][ T32] r5:900f0013 r4:80239bb0 [ 1337.262742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.262893][ T32] r4:82ac21e4 [ 1337.263011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.263103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.263150][ T32] r4:e0175dc0 [ 1337.263189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.263347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.263432][ T32] r4:00000000 [ 1337.263652][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.263756][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1337.264632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.265149][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.265707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1337.266655][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.267011][ T32] r4:8531d400 ** 3 printk messages dropped ** [ 1337.267226][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.288837][ T32] r9:83018205 r8:8531d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 4 printk messages dropped ** [ 1337.289004][ T32] r5:8533fb8c r4:8533f800 ** 1 printk messages dropped ** [ 1337.289071][ T32] r7:ddde2d80 r6:83018200 r5:8533fb8c r4:85292a00 ** 6 printk messages dropped ** [ 1337.289337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1337.290064][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.290372][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.290465][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1337.290823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1337.291296][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1337.291543][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 8 printk messages dropped ** [ 1337.291864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.292265][ T32] r4:85318000 ** 4 printk messages dropped ** [ 1337.292506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 ** 8 printk messages dropped ** [ 1337.292863][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.292907][ T32] r5:00001000 r4:e07cb000 [ 1337.292926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.292964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.293006][ T32] r5:8534038c r4:85340000 [ 1337.293053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.293113][ T32] r7:ddde2d80 r6:83018200 r5:8534038c r4:85292b00 [ 1337.293165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.293243][ T32] r10:61c88647 r9:85318000 r8:85292b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.293269][ T32] r4:85292b00 [ 1337.293311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.293359][ T32] r10:00000000 r9:85292b00 r8:80287e08 r7:eb201e60 r6:8517c080 r5:85318000 [ 1337.293382][ T32] r4:00000001 [ 1337.293402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.293436][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1337.293462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.293520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.293549][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.293607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.293636][ T32] r4:852c0240 [ 1337.293814][ T32] INFO: task kworker/1:649:4725 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.293846][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.293899][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.293952][ T32] Call trace: [ 1337.294044][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.294098][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.294121][ T32] r4:00000000 [ 1337.294169][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.294237][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.294268][ T32] 5d20: 800ad000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.294318][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.294346][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.294391][ T32] r5:800f0013 r4:80239bb0 [ 1337.294467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.294511][ T32] r4:82ac21e4 [ 1337.294531][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.294573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.294595][ T32] r4:e0175dc0 [ 1337.294614][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.294682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.294714][ T32] r4:00000000 [ 1337.294734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.294811][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.294871][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.294922][ T32] r5:00001000 r4:e0039000 [ 1337.294973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.295018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.295060][ T32] r5:84b0478c r4:84b04400 [ 1337.295109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.295184][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.295209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.295257][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.295280][ T32] r4:849f2e80 [ 1337.295298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.295344][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.295366][ T32] r4:00000001 [ 1337.295412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.295451][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.295503][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.295534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.295562][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.295590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.295612][ T32] r4:848f9140 [ 1337.295632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.295656][ T32] INFO: task kworker/1:650:4728 blocked for more than 463 seconds. [ 1337.295709][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.295736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.295785][ T32] task:kworker/1:650 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.295834][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.295875][ T32] Call trace: [ 1337.295937][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.295989][ T32] r10:8291a684 r9:eb219d84 r8:00000002 r7:60000013 r6:eb219d8c r5:8498d400 ** 5 printk messages dropped ** [ 1337.296205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 ** 10 printk messages dropped ** [ 1337.296705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1337.296872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.297078][ T32] r10:00000000 r9:85292b80 r8:80287e08 r7:eb20de60 r6:8517c100 r5:8498d400 ** 4 printk messages dropped ** [ 1337.297265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.329974][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.330345][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 8 printk messages dropped ** [ 1337.330855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 10 printk messages dropped ** [ 1337.331405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.331693][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 2 printk messages dropped ** [ 1337.331814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.331977][ T32] INFO: task kworker/1:651:4730 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.332430][ T32] r4:8498ec00 ** 1 printk messages dropped ** [ 1337.332491][ T32] r5:8498ec00 r4:8291a680 [ 1337.332513][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.332581][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.332626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 1337.332649][ T32] r4:00000000 [ 1337.332668][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.332707][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.332741][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.332800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0340 [ 1337.332853][ T32] r4:00000000 [ 1337.332903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.332950][ T32] r9:83018205 r8:8498ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1337.332972][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.333035][ T32] r5:00001000 r4:e0809000 [ 1337.333058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.333097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.333140][ T32] r5:8534078c r4:85340400 [ 1337.333159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.333203][ T32] r7:ddde2d80 r6:83018200 r5:8534078c r4:85292c00 [ 1337.333239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.333292][ T32] r10:61c88647 r9:8498ec00 r8:85292c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.333315][ T32] r4:85292c00 [ 1337.333334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.333379][ T32] r10:00000000 r9:85292c00 r8:80287e08 r7:eb219e60 r6:8517c180 r5:8498ec00 [ 1337.333401][ T32] r4:00000001 [ 1337.333419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.333483][ T32] Exception stack(0xeb221fb0 to 0xeb221ff8) [ 1337.333515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.333544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.333569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.333624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.333653][ T32] r4:852c01c0 [ 1337.333814][ T32] INFO: task kworker/1:651:4730 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.333846][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.333932][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.333975][ T32] Call trace: [ 1337.334036][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.334088][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.334111][ T32] r4:00000000 [ 1337.334162][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.334206][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.334267][ T32] 5d20: 80d26000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.334300][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.334325][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.334349][ T32] r5:800f0013 r4:80239bb0 [ 1337.334369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.334409][ T32] r4:82ac21e4 [ 1337.334429][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.334482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 2 printk messages dropped ** [ 1337.334570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1337.335072][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 7 printk messages dropped ** [ 1337.335367][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 5 printk messages dropped ** [ 1337.335552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1337.335804][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.335920][ T32] r10:8291a684 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:8498e000 ** 5 printk messages dropped ** [ 1337.336197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 ** 7 printk messages dropped ** [ 1337.336508][ T32] r9:83018205 r8:8498e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 5 printk messages dropped ** [ 1337.336757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.336971][ T32] r4:85292c80 [ 1337.336993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.337079][ T32] r10:00000000 r9:85292c80 r8:80287e08 r7:eb219e60 r6:8517c200 r5:8498e000 [ 1337.337127][ T32] r4:00000001 [ 1337.337148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.337184][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1337.337210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.337266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.337295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.348983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.349047][ T32] r4:852c0380 [ 1337.349373][ T32] INFO: task kworker/1:652:4731 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.349409][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.349511][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.349601][ T32] Call trace: [ 1337.349636][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.349691][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.349732][ T32] r4:00000000 [ 1337.349755][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.349797][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.349829][ T32] 5d20: 80d26000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.349860][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.349885][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.349908][ T32] r5:800f0013 r4:80239bb0 [ 1337.349928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.349999][ T32] r4:82ac21e4 [ 1337.350023][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.350099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.350124][ T32] r4:e0175dc0 [ 1337.350143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.350185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.350207][ T32] r4:00000000 [ 1337.350225][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.350271][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.350292][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.350333][ T32] r5:00001000 r4:e0039000 [ 1337.350352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.350391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.350432][ T32] r5:84b0478c r4:84b04400 [ 1337.350477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.350528][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.350550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.350760][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1337.351021][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1337.351272][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.351677][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.352079][ T32] r9:83018205 r8:85316c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1337.352284][ T32] r5:85340f8c r4:85340c00 [ 1337.352303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.352408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.352456][ T32] r10:61c88647 r9:85316c00 r8:85292d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.352479][ T32] r4:85292d00 [ 1337.352497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.352541][ T32] r10:00000000 r9:85292d00 r8:80287e08 r7:eb225e60 r6:85292d80 r5:85316c00 [ 1337.352563][ T32] r4:00000001 [ 1337.352609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.352676][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1337.352709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.352738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.352765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.352794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.352844][ T32] r4:852c0540 [ 1337.353012][ T32] INFO: task kworker/1:653:4733 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.353045][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.353099][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.353171][ T32] Call trace: [ 1337.353272][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.353361][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.353394][ T32] r4:00000000 [ 1337.353414][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.353483][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.353514][ T32] 5d20: 80d26000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.353544][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.353569][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.353593][ T32] r5:800f0013 r4:80239bb0 [ 1337.353613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.353657][ T32] r4:82ac21e4 [ 1337.353677][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1337.354016][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1337.354370][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1337.354584][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1337.354817][ T32] INFO: task kworker/0:151:4735 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.355219][ T32] r5:8531e000 r4:8291a680 ** 3 printk messages dropped ** [ 1337.355378][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.355506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850451c0 ** 5 printk messages dropped ** [ 1337.355742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.355859][ T32] r5:8521138c r4:85211000 [ 1337.355878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.356124][ T32] r4:8517c280 ** 5 printk messages dropped ** [ 1337.356364][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.356960][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.357187][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 9 printk messages dropped ** [ 1337.378892][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.379184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.379736][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1337.379996][ T32] INFO: task kworker/0:152:4737 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.380470][ T32] r5:8498c800 r4:8291a680 ** 5 printk messages dropped ** [ 1337.380729][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.381167][ T32] r5:85211b8c r4:85211800 ** 2 printk messages dropped ** [ 1337.381279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.381578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.382109][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.382433][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 8 printk messages dropped ** [ 1337.382895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.382922][ T32] r4:00000000 [ 1337.382942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.382989][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.383010][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.383052][ T32] r5:00001000 r4:e0039000 [ 1337.383101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.383146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.383189][ T32] r5:84b0478c r4:84b04400 [ 1337.383238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.383288][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.383310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.383385][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.383412][ T32] r4:849f2e80 [ 1337.383431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.383504][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.383530][ T32] r4:00000001 [ 1337.383551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.383615][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.383649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.383678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.383709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.383738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.383761][ T32] r4:848f9140 [ 1337.383780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.383804][ T32] INFO: task kworker/0:153:4738 blocked for more than 463 seconds. [ 1337.383831][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.383855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.383877][ T32] task:kworker/0:153 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.383920][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.384016][ T32] Call trace: [ 1337.384049][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.384097][ T32] r10:8291a684 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:8498a400 [ 1337.384119][ T32] r4:8498a400 [ 1337.384170][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.384216][ T32] r5:8498a400 r4:8291a680 [ 1337.384263][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.384306][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.384348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [ 1337.384371][ T32] r4:00000000 [ 1337.384391][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.384426][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.384460][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.384530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850453c0 [ 1337.384557][ T32] r4:00000000 [ 1337.384576][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.384648][ T32] r9:83018005 r8:8498a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1337.384672][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.384744][ T32] r5:00001000 r4:eab59000 [ 1337.384797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.384840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.384910][ T32] r5:8521178c r4:85211400 [ 1337.384937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.385011][ T32] r7:dddced80 r6:83018000 r5:8521178c r4:8517c400 [ 1337.385035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.385082][ T32] r10:61c88647 r9:8498a400 r8:8517c42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.385105][ T32] r4:8517c400 [ 1337.385124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.385168][ T32] r10:00000000 r9:8517c400 r8:80287e08 r7:eb165e60 r6:8517c480 r5:8498a400 [ 1337.385190][ T32] r4:00000001 [ 1337.385208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.385271][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1337.385300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.385355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.385384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.385440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.385491][ T32] r4:85045180 [ 1337.385647][ T32] INFO: task kworker/0:153:4738 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.385708][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.385795][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.385837][ T32] Call trace: [ 1337.385865][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.385914][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.385937][ T32] r4:00000000 [ 1337.385985][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.386029][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.386084][ T32] 5d20: 8146b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.386139][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.386167][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.386216][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1337.386298][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1337.386626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1337.387168][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.411062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.411447][ T32] r10:8291a684 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:852d6000 ** 9 printk messages dropped ** [ 1337.411802][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.412155][ T32] r5:8521338c r4:85213000 ** 2 printk messages dropped ** [ 1337.412242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.412558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.412970][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.413048][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.413135][ T32] Call trace: [ 1337.413208][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.413262][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.413302][ T32] r4:00000000 [ 1337.413325][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.413365][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.413413][ T32] 5d20: 81b0c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.413446][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.413471][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.413494][ T32] r5:800f0013 r4:80239bb0 [ 1337.413514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.413554][ T32] r4:82ac21e4 [ 1337.413614][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.413684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.413714][ T32] r4:e0175dc0 [ 1337.413755][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.413801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.413824][ T32] r4:00000000 [ 1337.413843][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.413887][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.413908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.413949][ T32] r5:00001000 r4:e0039000 [ 1337.413983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.414058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.414104][ T32] r5:84b0478c r4:84b04400 [ 1337.414125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.414201][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.414225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.414272][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.414294][ T32] r4:849f2e80 [ 1337.414313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.414358][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.414380][ T32] r4:00000001 [ 1337.414409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.414457][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.414487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.414515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.414541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.414589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.414614][ T32] r4:848f9140 [ 1337.414654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.414690][ T32] INFO: task kworker/1:654:4744 blocked for more than 463 seconds. [ 1337.414727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.414750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.414788][ T32] task:kworker/1:654 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.414851][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.414905][ T32] Call trace: [ 1337.414982][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.415042][ T32] r10:8291a684 r9:eb241d84 r8:00000002 r7:60000113 r6:eb241d8c r5:852e1800 [ 1337.415087][ T32] r4:852e1800 [ 1337.415111][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.415156][ T32] r5:852e1800 r4:8291a680 [ 1337.415175][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.415214][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.415265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 [ 1337.415290][ T32] r4:00000000 [ 1337.415309][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.415342][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1337.415416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0c40 ** 7 printk messages dropped ** [ 1337.415728][ T32] r5:8534178c r4:85341400 [ 1337.415752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.415995][ T32] r10:00000000 r9:85292e80 r8:80287e08 r7:eb225e60 r6:8517c600 r5:852e1800 ** 8 printk messages dropped ** [ 1337.416426][ T32] INFO: task kworker/1:654:4744 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 10 printk messages dropped ** [ 1337.416910][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1337.417084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 3 printk messages dropped ** [ 1337.417233][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.432878][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1337.433143][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.433387][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.433784][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.434132][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.434535][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.434809][ T32] r7:ddde2d80 r6:83018200 r5:85342b8c r4:85292f00 ** 2 printk messages dropped ** [ 1337.434957][ T32] r4:85292f00 ** 1 printk messages dropped ** [ 1337.435100][ T32] r10:00000000 r9:85292f00 r8:80287e08 r7:eb241e60 r6:8517c680 r5:852e0c00 ** 5 printk messages dropped ** [ 1337.435301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.435867][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.436207][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 5 printk messages dropped ** [ 1337.436480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 9 printk messages dropped ** [ 1337.436866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.436910][ T32] r5:84b0478c r4:84b04400 [ 1337.436932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.437006][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.437035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.437086][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.437111][ T32] r4:849f2e80 [ 1337.437133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.437183][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.437219][ T32] r4:00000001 [ 1337.437243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.451511][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.451577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.451627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.451662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.451741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.451801][ T32] r4:848f9140 [ 1337.451828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.451881][ T32] INFO: task kworker/1:656:4747 blocked for more than 463 seconds. [ 1337.451914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.451938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.451965][ T32] task:kworker/1:656 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.452031][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.452113][ T32] Call trace: [ 1337.452145][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.452249][ T32] r10:8291a684 r9:eb24dd84 r8:00000002 r7:60000113 r6:eb24dd8c r5:852e2400 [ 1337.452279][ T32] r4:852e2400 [ 1337.452323][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.452391][ T32] r5:852e2400 r4:8291a680 [ 1337.452436][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.452481][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.452524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 [ 1337.452546][ T32] r4:00000000 [ 1337.452565][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.452600][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.452661][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.452729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0dc0 [ 1337.452757][ T32] r4:00000000 [ 1337.452778][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.452847][ T32] r9:83018205 r8:852e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1337.452899][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.452945][ T32] r5:00001000 r4:eac31000 [ 1337.452965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.453004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.453059][ T32] r5:85341b8c r4:85341800 [ 1337.453083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.453141][ T32] r7:ddde2d80 r6:83018200 r5:85341b8c r4:8517e000 [ 1337.453166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.453213][ T32] r10:61c88647 r9:852e2400 r8:8517e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.453235][ T32] r4:8517e000 [ 1337.453255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.453302][ T32] r10:00000000 r9:8517e000 r8:80287e08 r7:eb249e60 r6:8517c700 r5:852e2400 [ 1337.453324][ T32] r4:00000001 [ 1337.453358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.453398][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 1337.453447][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.453479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.453505][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.453545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.453570][ T32] r4:852c0bc0 [ 1337.453880][ T32] INFO: task kworker/1:656:4747 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.453916][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.453969][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.454037][ T32] Call trace: [ 1337.454092][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.454160][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.454185][ T32] r4:00000000 [ 1337.454226][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.454269][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.454296][ T32] 5d20: 824d1000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.454335][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.454374][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.454400][ T32] r5:800f0013 r4:80239bb0 [ 1337.454421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.454461][ T32] r4:82ac21e4 [ 1337.454481][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.454544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.454598][ T32] r4:e0175dc0 [ 1337.454620][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.454896][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1337.455176][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.455435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.455643][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.455829][ T32] r10:8291a684 r9:eb251d84 r8:00000002 r7:60000013 r6:eb251d8c r5:852e3000 [ 1337.455883][ T32] r4:852e3000 [ 1337.455908][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.455952][ T32] r5:852e3000 r4:8291a680 [ 1337.455972][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.456018][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.456061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1337.456084][ T32] r4:00000000 [ 1337.456103][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.456147][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.456182][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.456223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0f40 [ 1337.456250][ T32] r4:00000000 [ 1337.456282][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.456339][ T32] r9:83018205 r8:852e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1337.456384][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.456429][ T32] r5:00001000 r4:eac61000 [ 1337.456470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.456512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.456571][ T32] r5:85341f8c r4:85341c00 [ 1337.456594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.456639][ T32] r7:ddde2d80 r6:83018200 r5:85341f8c r4:8517e080 [ 1337.456659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.456733][ T32] r10:61c88647 r9:852e3000 r8:8517e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.456761][ T32] r4:8517e080 [ 1337.456808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.456887][ T32] r10:00000000 r9:8517e080 r8:80287e08 r7:eb249e60 r6:8517c780 r5:852e3000 [ 1337.456935][ T32] r4:00000001 [ 1337.456990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.457029][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 1337.457055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.457084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.457111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.457139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.457162][ T32] r4:852c0e80 [ 1337.471292][ T32] INFO: task kworker/1:657:4750 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.471359][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.471468][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.471550][ T32] Call trace: [ 1337.471583][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.471639][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.471678][ T32] r4:00000000 [ 1337.471731][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.471777][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.471810][ T32] 5d20: 82876000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.471839][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.471864][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.471887][ T32] r5:800f0013 r4:80239bb0 [ 1337.471907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.471973][ T32] r4:82ac21e4 [ 1337.471998][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.472043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.472066][ T32] r4:e0175dc0 [ 1337.472089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.472133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.472178][ T32] r4:00000000 [ 1337.472201][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.472253][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.472275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.472338][ T32] r5:00001000 r4:e0039000 [ 1337.472361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.472464][ T32] r5:84b0478c r4:84b04400 [ 1337.472485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.472567][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.472625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.472706][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.472746][ T32] r4:849f2e80 [ 1337.472769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.472821][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.472847][ T32] r4:00000001 [ 1337.472866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.472902][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.472928][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.472956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.472982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.473014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.473037][ T32] r4:848f9140 [ 1337.473058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.473084][ T32] INFO: task kworker/1:658:4751 blocked for more than 463 seconds. [ 1337.473113][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.473146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.473167][ T32] task:kworker/1:658 state:D stack:0 pid:4751 tgid:4751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.473217][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.473343][ T32] Call trace: [ 1337.473515][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.473597][ T32] r10:8291a684 r9:eb255d84 r8:00000002 r7:60000013 r6:eb255d8c r5:852e3c00 [ 1337.473644][ T32] r4:852e3c00 [ 1337.473672][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1337.473802][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.474285][ T32] r9:83018205 r8:852e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1337.474489][ T32] r5:8534238c r4:85342000 ** 3 printk messages dropped ** [ 1337.474742][ T32] r10:61c88647 r9:852e3c00 r8:8517e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.475084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.475926][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1337.476311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1337.476715][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1337.476996][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 10 printk messages dropped ** [ 1337.491897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1337.492270][ T32] r4:852e5400 ** 5 printk messages dropped ** [ 1337.492480][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.492702][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.493012][ T32] r5:8534278c r4:85342400 [ 1337.493036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.493323][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.493507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.494343][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.494502][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1337.494803][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.495030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.495143][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.495164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.495210][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.495248][ T32] r4:849f2e80 [ 1337.495270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.495350][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.495378][ T32] r4:00000001 [ 1337.495406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.495444][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.495471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.495505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.495533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.495561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.495583][ T32] r4:848f9140 [ 1337.495603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.495627][ T32] INFO: task kworker/1:660:4755 blocked for more than 463 seconds. [ 1337.495664][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.495696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.495718][ T32] task:kworker/1:660 state:D stack:0 pid:4755 tgid:4755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.495762][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.495813][ T32] Call trace: [ 1337.495867][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.495923][ T32] r10:8291a684 r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:852e4800 [ 1337.495946][ T32] r4:852e4800 [ 1337.495967][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.496009][ T32] r5:852e4800 r4:8291a680 [ 1337.496028][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.496071][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.496114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 [ 1337.496137][ T32] r4:00000000 [ 1337.496156][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.496192][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.496227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.496267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f680 [ 1337.496289][ T32] r4:00000000 [ 1337.496307][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.496357][ T32] r9:83018205 r8:852e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1337.496378][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.496437][ T32] r5:00001000 r4:dfa6f000 [ 1337.496461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.496506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.496548][ T32] r5:85343b8c r4:85343800 [ 1337.496597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.496647][ T32] r7:ddde2d80 r6:83018200 r5:85343b8c r4:8517e200 [ 1337.496672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.496751][ T32] r10:61c88647 r9:852e4800 r8:8517e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.496779][ T32] r4:8517e200 [ 1337.496808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.496862][ T32] r10:00000000 r9:8517e200 r8:80287e08 r7:eb249e60 r6:8517c900 r5:852e4800 [ 1337.496885][ T32] r4:00000001 [ 1337.496904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.496939][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) [ 1337.496987][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.497023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.497050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.497079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1337.513190][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.513689][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 9 printk messages dropped ** [ 1337.514088][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.514291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.514725][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1337.514985][ T32] INFO: task kworker/1:661:4758 blocked for more than 464 seconds. ** 4 printk messages dropped ** [ 1337.515239][ T32] Call trace: [ 1337.515296][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.515350][ T32] r10:8291a684 r9:eb26dd84 r8:00000002 r7:60000113 r6:eb26dd8c r5:852e6c00 [ 1337.515377][ T32] r4:852e6c00 [ 1337.515397][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.515445][ T32] r5:852e6c00 r4:8291a680 [ 1337.515466][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.515517][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.515573][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 [ 1337.515598][ T32] r4:00000000 [ 1337.515626][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.515670][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.515735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1337.515823][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.515901][ T32] r9:83018205 r8:852e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1337.516122][ T32] r5:85342f8c r4:85342c00 [ 1337.516155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.516208][ T32] r7:ddde2d80 r6:83018200 r5:85342f8c r4:8517e280 ** 1 printk messages dropped ** [ 1337.516289][ T32] r10:61c88647 r9:852e6c00 r8:8517e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.516666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.528656][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 4 printk messages dropped ** [ 1337.528870][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 2 printk messages dropped ** [ 1337.528998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1337.529348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.529831][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 9 printk messages dropped ** [ 1337.530266][ T32] INFO: task kworker/0:155:4760 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1337.530613][ T32] r4:84980000 ** 5 printk messages dropped ** [ 1337.530892][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.531167][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.531475][ T32] r5:8521238c r4:85212000 ** 3 printk messages dropped ** [ 1337.531701][ T32] r10:61c88647 r9:84980000 r8:8517ca2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.531984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.532692][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1337.532976][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.533230][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.533476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.533823][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.534026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.534058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.534080][ T32] r4:848f9140 [ 1337.534100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.534122][ T32] INFO: task kworker/1:662:4761 blocked for more than 464 seconds. [ 1337.534169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.534198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.534220][ T32] task:kworker/1:662 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.534276][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.534315][ T32] Call trace: [ 1337.534343][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.534396][ T32] r10:8291a684 r9:eb279d84 r8:00000002 r7:60000013 r6:eb279d8c r5:84980c00 [ 1337.534447][ T32] r4:84980c00 [ 1337.534471][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.534514][ T32] r5:84980c00 r4:8291a680 [ 1337.534538][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.534595][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.534637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 [ 1337.534658][ T32] r4:00000000 [ 1337.534680][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.534722][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.534756][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.534827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f440 [ 1337.534880][ T32] r4:00000000 [ 1337.534903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.534956][ T32] r9:83018205 r8:84980c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1337.534978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.535024][ T32] r5:00001000 r4:eae0d000 [ 1337.535046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.535084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.535126][ T32] r5:8534338c r4:85343000 [ 1337.535145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.535194][ T32] r7:ddde2d80 r6:83018200 r5:8534338c r4:8517e300 [ 1337.535236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.535287][ T32] r10:61c88647 r9:84980c00 r8:8517e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.535309][ T32] r4:8517e300 [ 1337.535341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.535410][ T32] r10:00000000 r9:8517e300 r8:80287e08 r7:eb265e60 r6:8517cb00 r5:84980c00 [ 1337.535436][ T32] r4:00000001 [ 1337.535460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.535496][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1337.535521][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.535549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.535620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.535652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.535699][ T32] r4:8512f280 [ 1337.535879][ T32] INFO: task kworker/1:662:4761 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.535908][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.536009][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.536062][ T32] Call trace: [ 1337.536138][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.536192][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.536215][ T32] r4:00000000 [ 1337.536233][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.536272][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.536303][ T32] 5d20: 832bd000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.536332][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.536357][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.536380][ T32] r5:800f0013 r4:80239bb0 [ 1337.536399][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.536442][ T32] r4:82ac21e4 [ 1337.536462][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.536505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.536527][ T32] r4:e0175dc0 [ 1337.536545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.536616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.536638][ T32] r4:00000000 [ 1337.536661][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.536713][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.536752][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.536829][ T32] r5:00001000 r4:e0039000 [ 1337.536853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.536895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.536962][ T32] r5:84b0478c r4:84b04400 [ 1337.536988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.537040][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.537063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.537109][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.537130][ T32] r4:849f2e80 [ 1337.537149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.537198][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.537221][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.537274][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 2 printk messages dropped ** [ 1337.561586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.561770][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1337.561975][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.562291][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.562690][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.562861][ T32] r5:8534378c r4:85343400 ** 4 printk messages dropped ** [ 1337.563024][ T32] r4:8517e380 ** 6 printk messages dropped ** [ 1337.563250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.563946][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1337.564298][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1337.564368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.564403][ T32] r4:e0175dc0 [ 1337.564422][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.564486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.564521][ T32] r4:00000000 [ 1337.564543][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.564604][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.564626][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.564687][ T32] r5:00001000 r4:e0039000 [ 1337.564713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.564755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.564796][ T32] r5:84b0478c r4:84b04400 [ 1337.564841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.564891][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.564912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.564962][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.564985][ T32] r4:849f2e80 [ 1337.565003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.565049][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.565096][ T32] r4:00000001 [ 1337.565120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.565177][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.565214][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.565245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.565292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.565324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.565346][ T32] r4:848f9140 [ 1337.565366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.565390][ T32] INFO: task kworker/1:664:4766 blocked for more than 464 seconds. [ 1337.565416][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.565440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.565460][ T32] task:kworker/1:664 state:D stack:0 pid:4766 tgid:4766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.565503][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.565543][ T32] Call trace: [ 1337.565586][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.565634][ T32] r10:8291a684 r9:eb285d84 r8:00000002 r7:60000113 r6:eb285d8c r5:84981800 [ 1337.565657][ T32] r4:84981800 [ 1337.565676][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.565723][ T32] r5:84981800 r4:8291a680 [ 1337.565742][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.565780][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.565822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1337.565844][ T32] r4:00000000 [ 1337.565863][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.565908][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.565950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.565991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f9c0 [ 1337.566013][ T32] r4:00000000 [ 1337.566033][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.566076][ T32] r9:83018205 r8:84981800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1337.566118][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.566184][ T32] r5:00001000 r4:e073f000 [ 1337.566206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.566246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.566310][ T32] r5:8534838c r4:85348000 [ 1337.566334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.566381][ T32] r7:ddde2d80 r6:83018200 r5:8534838c r4:8517e400 [ 1337.566423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.566474][ T32] r10:61c88647 r9:84981800 r8:8517e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.566497][ T32] r4:8517e400 [ 1337.566546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.566614][ T32] r10:00000000 r9:8517e400 r8:80287e08 r7:eb265e60 r6:8517cc00 r5:84981800 [ 1337.566637][ T32] r4:00000001 [ 1337.566655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.566695][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 1337.566723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.566752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.566801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.566831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.566854][ T32] r4:8512f600 [ 1337.567022][ T32] INFO: task kworker/1:664:4766 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.567053][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.567106][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.567148][ T32] Call trace: [ 1337.567176][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1337.583122][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 9 printk messages dropped ** [ 1337.583495][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.583596][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.583857][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 2 printk messages dropped ** [ 1337.583954][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1337.584124][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 7 printk messages dropped ** [ 1337.584432][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1337.584798][ T32] r4:84983c00 ** 6 printk messages dropped ** [ 1337.585036][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1337.585435][ T32] r5:85343f8c r4:85343c00 [ 1337.585459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.585753][ T32] r10:00000000 r9:8517e480 r8:80287e08 r7:eb285e60 r6:8517cc80 r5:84983c00 ** 10 printk messages dropped ** [ 1337.586400][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.586447][ T32] Call trace: [ 1337.586475][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.586555][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.586623][ T32] r4:00000000 [ 1337.586646][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.586701][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.586733][ T32] 5d20: 839b8000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.586783][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.586818][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.586842][ T32] r5:800f0013 r4:80239bb0 [ 1337.586862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.586926][ T32] r4:82ac21e4 [ 1337.586955][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.587014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.587055][ T32] r4:e0175dc0 [ 1337.587097][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.587143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.587185][ T32] r4:00000000 [ 1337.587207][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.587254][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.587274][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.599448][ T32] r5:00001000 r4:e0039000 [ 1337.599481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.599547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.599628][ T32] r5:84b0478c r4:84b04400 [ 1337.599674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.599730][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.599752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.599799][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.599821][ T32] r4:849f2e80 [ 1337.599840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.599911][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.599941][ T32] r4:00000001 [ 1337.599961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.600000][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.600028][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.600056][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.600082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.600111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1337.600269][ T32] task:kworker/1:666 state:D stack:0 pid:4770 tgid:4770 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.600788][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1337.601224][ T32] r5:85348b8c r4:85348800 [ 1337.601247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.601373][ T32] r10:61c88647 r9:85323000 r8:8517e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.601700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.602447][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.602628][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1337.603007][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.603276][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1337.603536][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 2 printk messages dropped ** [ 1337.603670][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.603705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.603733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.603760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.603797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.603822][ T32] r4:848f9140 [ 1337.603843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.603867][ T32] INFO: task kworker/1:667:4772 blocked for more than 464 seconds. [ 1337.603893][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.603916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.603939][ T32] task:kworker/1:667 state:D stack:0 pid:4772 tgid:4772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.603995][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.604062][ T32] Call trace: [ 1337.604094][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.604143][ T32] r10:8291a684 r9:eb291d84 r8:00000002 r7:60000113 r6:eb291d8c r5:85323c00 [ 1337.604165][ T32] r4:85323c00 [ 1337.604184][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.604235][ T32] r5:85323c00 r4:8291a680 [ 1337.604259][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.604324][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.604371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 1337.604393][ T32] r4:00000000 [ 1337.604411][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.604446][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.604479][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.604520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512fa80 [ 1337.604542][ T32] r4:00000000 [ 1337.604575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.604620][ T32] r9:83018205 r8:85323c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1337.604642][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.604710][ T32] r5:00001000 r4:e0885000 [ 1337.604734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.604775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.604817][ T32] r5:8534878c r4:85348400 [ 1337.604856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.605000][ T32] r10:61c88647 r9:85323c00 r8:8517e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.605328][ T32] r4:8512f940 ** 5 printk messages dropped ** [ 1337.605791][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1337.606210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1337.606636][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1337.606920][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 9 printk messages dropped ** [ 1337.627663][ T32] INFO: task kworker/1:668:4775 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1337.628127][ T32] r4:85320c00 ** 6 printk messages dropped ** [ 1337.628330][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1337.628749][ T32] r5:8534938c r4:85349000 ** 1 printk messages dropped ** [ 1337.628847][ T32] r7:ddde2d80 r6:83018200 r5:8534938c r4:8517e700 ** 5 printk messages dropped ** [ 1337.629080][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.629320][ T32] r4:8512fd00 [ 1337.629670][ T32] INFO: task kworker/1:668:4775 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.629737][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.629796][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.629839][ T32] Call trace: [ 1337.629922][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.629977][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.630000][ T32] r4:00000000 [ 1337.630039][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.630092][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.630123][ T32] 5d20: 84406000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.630152][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.630176][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.630214][ T32] r5:800f0013 r4:80239bb0 [ 1337.630237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.630278][ T32] r4:82ac21e4 [ 1337.630328][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.630374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.630409][ T32] r4:e0175dc0 [ 1337.630432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.630475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.630534][ T32] r4:00000000 [ 1337.630569][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.630639][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.630686][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.630734][ T32] r5:00001000 r4:e0039000 [ 1337.630755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.630812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.630855][ T32] r5:84b0478c r4:84b04400 [ 1337.630874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.630939][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.630964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.631036][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.631062][ T32] r4:849f2e80 [ 1337.631100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.631167][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.631214][ T32] r4:00000001 [ 1337.631236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.631302][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.631331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.631360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.631386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.631414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.631713][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.632063][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb299e08 ** 8 printk messages dropped ** [ 1337.632352][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.632494][ T32] r5:85348f8c r4:85348c00 ** 3 printk messages dropped ** [ 1337.632698][ T32] r10:61c88647 r9:85325400 r8:8517e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.633047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.633548][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.633782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1337.634248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.634631][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.634850][ T32] r4:848f9140 ** 4 printk messages dropped ** [ 1337.634963][ T32] task:kworker/1:670 state:D stack:0 pid:4778 tgid:4778 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.635448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1337.635471][ T32] r4:00000000 [ 1337.635489][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.635542][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.635614][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.635668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060040 [ 1337.635698][ T32] r4:00000000 [ 1337.635719][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.635772][ T32] r9:83018205 r8:85322400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1337.635798][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.635856][ T32] r5:00001000 r4:eace1000 [ 1337.635878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.635918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.635959][ T32] r5:8534978c r4:85349400 [ 1337.635979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.636024][ T32] r7:ddde2d80 r6:83018200 r5:8534978c r4:8517e900 [ 1337.636065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.636115][ T32] r10:61c88647 r9:85322400 r8:8517e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.636139][ T32] r4:8517e900 [ 1337.636177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.636227][ T32] r10:00000000 r9:8517e900 r8:80287e08 r7:eb295e60 r6:8517e980 r5:85322400 [ 1337.636250][ T32] r4:00000001 [ 1337.636269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.636304][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 1337.636330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.636359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.636385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.636434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.636460][ T32] r4:852c0f00 [ 1337.636647][ T32] INFO: task kworker/1:670:4778 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.636686][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.636741][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.636784][ T32] Call trace: [ 1337.636812][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.636861][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.636885][ T32] r4:00000000 [ 1337.636904][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.636943][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.636983][ T32] 5d20: 84406000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.637016][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.637041][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.637075][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1337.637245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 1 printk messages dropped ** [ 1337.637345][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.657796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.657836][ T32] r4:00000000 [ 1337.657859][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.657922][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.657945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.658013][ T32] r5:00001000 r4:e0039000 [ 1337.658046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.658129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.658225][ T32] r5:84b0478c r4:84b04400 [ 1337.658276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.658376][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.658453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.658608][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1337.658727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.659343][ T32] r4:848f9140 ** 4 printk messages dropped ** [ 1337.659714][ T32] task:kworker/1:671 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.660356][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1337.660784][ T32] r5:85349b8c r4:85349800 [ 1337.660804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.660949][ T32] r4:8517ea00 ** 7 printk messages dropped ** [ 1337.661246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.661933][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.662111][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1337.662623][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.662919][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1337.663162][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 8 printk messages dropped ** [ 1337.663445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.663794][ T32] r4:85324800 ** 5 printk messages dropped ** [ 1337.663993][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.664193][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.664265][ T32] r9:83018005 r8:85324800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1337.664311][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.664356][ T32] r5:00001000 r4:ead4d000 [ 1337.664377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.664415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.664456][ T32] r5:8521278c r4:85212400 [ 1337.664475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.664528][ T32] r7:dddced80 r6:83018000 r5:8521278c r4:8517cd00 [ 1337.664551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.664642][ T32] r10:61c88647 r9:85324800 r8:8517cd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.664669][ T32] r4:8517cd00 [ 1337.664704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.664753][ T32] r10:00000000 r9:8517cd00 r8:80287e08 r7:eb231e60 r6:8517eb00 r5:85324800 [ 1337.664783][ T32] r4:00000001 [ 1337.664805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.664842][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1337.664868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.664895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.664921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.664969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.664995][ T32] r4:85199380 [ 1337.665161][ T32] INFO: task kworker/0:156:4783 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.665215][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.665272][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.665314][ T32] Call trace: [ 1337.665342][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.665392][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.665415][ T32] r4:00000000 [ 1337.665455][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.665498][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.665526][ T32] 5d20: 84727000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.665555][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.665596][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.665619][ T32] r5:800f0013 r4:80239bb0 [ 1337.665639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.665704][ T32] r4:82ac21e4 [ 1337.665729][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.665773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.665796][ T32] r4:e0175dc0 ** 2 printk messages dropped ** [ 1337.665905][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.666097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.666413][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.666703][ T32] r4:848f9140 ** 4 printk messages dropped ** [ 1337.666857][ T32] task:kworker/0:157 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.691871][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1337.692300][ T32] r5:85212b8c r4:85212800 ** 3 printk messages dropped ** [ 1337.692482][ T32] r10:61c88647 r9:85320000 r8:8517cdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.692780][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.693756][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 4 printk messages dropped ** [ 1337.694129][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.694205][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.694278][ T32] r5:800f0013 r4:80239bb0 [ 1337.694328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.694417][ T32] r4:82ac21e4 [ 1337.694464][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.694596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.694672][ T32] r4:e0175dc0 [ 1337.694730][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.694850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.694895][ T32] r4:00000000 [ 1337.694918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.694998][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.695024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.695069][ T32] r5:00001000 r4:e0039000 [ 1337.695120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.695184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.695249][ T32] r5:84b0478c r4:84b04400 [ 1337.695281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.695331][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.695352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.695400][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.695442][ T32] r4:849f2e80 [ 1337.695464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.695512][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.695534][ T32] r4:00000001 [ 1337.695570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.695629][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.695669][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.695735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.695774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.695807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.695849][ T32] r4:848f9140 [ 1337.695880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.695919][ T32] INFO: task kworker/1:672:4787 blocked for more than 464 seconds. [ 1337.695979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.696021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.696046][ T32] task:kworker/1:672 state:D stack:0 pid:4787 tgid:4787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.696091][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.696156][ T32] Call trace: [ 1337.696185][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.696242][ T32] r10:8291a684 r9:eb2bdd84 r8:00000002 r7:60000113 r6:eb2bdd8c r5:85321800 [ 1337.696268][ T32] r4:85321800 [ 1337.696318][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.696365][ T32] r5:85321800 r4:8291a680 [ 1337.696384][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.696423][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.696753][ T32] r9:83018205 r8:85321800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 1337.696975][ T32] r5:85349f8c r4:85349c00 ** 3 printk messages dropped ** [ 1337.697144][ T32] r10:61c88647 r9:85321800 r8:8517ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.713820][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.714608][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 11 printk messages dropped ** [ 1337.715037][ T32] r4:e0175dc0 ** 4 printk messages dropped ** [ 1337.715227][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1337.716153][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1337.716730][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1337.717072][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.725638][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.725995][ T32] r9:83018205 r8:85326000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 6 printk messages dropped ** [ 1337.726282][ T32] r7:ddde2d80 r6:83018200 r5:8534a38c r4:8517ed00 ** 4 printk messages dropped ** [ 1337.726583][ T32] r10:00000000 r9:8517ed00 r8:80287e08 r7:eb2bde60 r6:8517ed80 r5:85326000 ** 10 printk messages dropped ** [ 1337.740674][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.740993][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 5 printk messages dropped ** [ 1337.741177][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.741346][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.741432][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.741495][ T32] r5:00001000 r4:e0039000 [ 1337.741518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.741573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.741619][ T32] r5:84b0478c r4:84b04400 [ 1337.741639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.741700][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.741727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.741807][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.741852][ T32] r4:849f2e80 [ 1337.741876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.741924][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.741973][ T32] r4:00000001 [ 1337.741996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.742034][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.742092][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.742124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.742171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.742203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.742245][ T32] r4:848f9140 [ 1337.742269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.742325][ T32] INFO: task kworker/1:674:4791 blocked for more than 464 seconds. [ 1337.742360][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.742385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.742425][ T32] task:kworker/1:674 state:D stack:0 pid:4791 tgid:4791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.742475][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.742549][ T32] Call trace: [ 1337.742597][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.742648][ T32] r10:8291a684 r9:eb239d84 r8:00000002 r7:60000113 r6:eb239d8c r5:85328000 [ 1337.742671][ T32] r4:85328000 [ 1337.742696][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.742741][ T32] r5:85328000 r4:8291a680 [ 1337.742761][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.742818][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.742861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1337.742906][ T32] r4:00000000 [ 1337.742929][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.742965][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.742999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.743042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060a80 [ 1337.743065][ T32] r4:00000000 [ 1337.743084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.743127][ T32] r9:83018205 r8:85328000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.743169][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.743237][ T32] r5:00001000 r4:eaee7000 [ 1337.743260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.743300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.743362][ T32] r5:8534a78c r4:8534a400 [ 1337.743404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.743454][ T32] r7:ddde2d80 r6:83018200 r5:8534a78c r4:8517ee00 [ 1337.743496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.743547][ T32] r10:61c88647 r9:85328000 r8:8517ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.743586][ T32] r4:8517ee00 [ 1337.743605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.743654][ T32] r10:00000000 r9:8517ee00 r8:80287e08 r7:eb2b9e60 r6:8517ee80 r5:85328000 [ 1337.743694][ T32] r4:00000001 [ 1337.743716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.743753][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 1337.743799][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.743832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.743858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.743887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.743909][ T32] r4:85060840 [ 1337.744133][ T32] INFO: task kworker/1:674:4791 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 4 printk messages dropped ** [ 1337.744337][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1337.744744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1337.745100][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1337.745352][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 8 printk messages dropped ** [ 1337.745643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.746014][ T32] r4:85328c00 ** 3 printk messages dropped ** [ 1337.746178][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.746523][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.746886][ T32] r10:61c88647 r9:85328c00 r8:8517ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.747122][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.768224][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1337.768621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 7 printk messages dropped ** [ 1337.768969][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1337.769306][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.769716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.769861][ T32] INFO: task kworker/1:676:4795 blocked for more than 464 seconds. [ 1337.769898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.769924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.769945][ T32] task:kworker/1:676 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.769991][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.770055][ T32] Call trace: [ 1337.770112][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.770162][ T32] r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000113 r6:eb2c1d8c r5:85329800 [ 1337.770207][ T32] r4:85329800 [ 1337.770232][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.770297][ T32] r5:85329800 r4:8291a680 [ 1337.770320][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.770361][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.770403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 1337.770425][ T32] r4:00000000 [ 1337.770489][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.770594][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.770708][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.770827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835000 [ 1337.770883][ T32] r4:00000000 [ 1337.770931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.771043][ T32] r9:83018205 r8:85329800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1337.771108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.771197][ T32] r5:00001000 r4:eafe9000 [ 1337.771265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.771360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.771471][ T32] r5:8534bb8c r4:8534b800 [ 1337.771525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.771643][ T32] r7:ddde2d80 r6:83018200 r5:8534bb8c r4:85292f80 [ 1337.771696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.771798][ T32] r10:61c88647 r9:85329800 r8:85292fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.771872][ T32] r4:85292f80 [ 1337.771937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.772033][ T32] r10:00000000 r9:85292f80 r8:80287e08 r7:eb2a1e60 r6:85061000 r5:85329800 [ 1337.772078][ T32] r4:00000001 [ 1337.772099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.772136][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 1337.772162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.772190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.772216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.772245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.772279][ T32] r4:85060b80 [ 1337.772553][ T32] INFO: task kworker/1:676:4795 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.772602][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.772659][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.772733][ T32] Call trace: [ 1337.772775][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.772864][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 5 printk messages dropped ** [ 1337.773076][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1337.773280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.773303][ T32] r4:e0175dc0 [ 1337.773343][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.773409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.773450][ T32] r4:00000000 [ 1337.773494][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.773543][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.773599][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.773650][ T32] r5:00001000 r4:e0039000 [ 1337.773685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.773729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.773772][ T32] r5:84b0478c r4:84b04400 [ 1337.773809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.773879][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.773904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.773955][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.773978][ T32] r4:849f2e80 [ 1337.773996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.774042][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.774065][ T32] r4:00000001 [ 1337.774085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.774122][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.774147][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.774320][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1337.774604][ T32] r10:8291a684 r9:eb2c5d84 r8:00000002 r7:60000113 r6:eb2c5d8c r5:8532a400 ** 5 printk messages dropped ** [ 1337.774874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 ** 3 printk messages dropped ** [ 1337.775027][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.775242][ T32] r5:00001000 r4:eaf61000 ** 2 printk messages dropped ** [ 1337.775340][ T32] r5:8534af8c r4:8534ac00 [ 1337.775360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.775406][ T32] r7:ddde2d80 r6:83018200 r5:8534af8c r4:85061080 [ 1337.775426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.775471][ T32] r10:61c88647 r9:8532a400 r8:850610ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1337.775617][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.775797][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.776210][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.776376][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 4 printk messages dropped ** [ 1337.776596][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 3 printk messages dropped ** [ 1337.776714][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.776812][ T32] r4:e0175dc0 ** 2 printk messages dropped ** [ 1337.776943][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.777067][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1337.799549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1337.799767][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.799932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.800104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1337.800260][ T32] Call trace: [ 1337.800295][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.800359][ T32] r10:8291a684 r9:eb2c9d84 r8:00000002 r7:60000113 r6:eb2c9d8c r5:8532b000 [ 1337.800385][ T32] r4:8532b000 [ 1337.800406][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.800478][ T32] r5:8532b000 r4:8291a680 [ 1337.800502][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.800543][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.800602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1337.800625][ T32] r4:00000000 [ 1337.800643][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.800677][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.800719][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.800761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060e40 [ 1337.800783][ T32] r4:00000000 [ 1337.800802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.800847][ T32] r9:83018205 r8:8532b000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1337.800869][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.800932][ T32] r5:00001000 r4:eafb9000 [ 1337.800971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.801014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.801056][ T32] r5:8534b38c r4:8534b000 [ 1337.801076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.801140][ T32] r7:ddde2d80 r6:83018200 r5:8534b38c r4:85061180 [ 1337.801184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.801234][ T32] r10:61c88647 r9:8532b000 r8:850611ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.801256][ T32] r4:85061180 [ 1337.801274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.801318][ T32] r10:00000000 r9:85061180 r8:80287e08 r7:eb2c1e60 r6:85061200 r5:8532b000 [ 1337.801341][ T32] r4:00000001 [ 1337.801360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.801394][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1337.801420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.801447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.801498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.801530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.801552][ T32] r4:85060e80 [ 1337.801932][ T32] INFO: task kworker/1:678:4799 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.801965][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.802050][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.802119][ T32] Call trace: [ 1337.802149][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.802198][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.802242][ T32] r4:00000000 [ 1337.802265][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.802305][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.802361][ T32] 5d20: 85f3d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.802394][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.802418][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.802442][ T32] r5:800f0013 r4:80239bb0 [ 1337.802461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.802502][ T32] r4:82ac21e4 [ 1337.802522][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.802579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.802603][ T32] r4:e0175dc0 [ 1337.802622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.802688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.802715][ T32] r4:00000000 [ 1337.802744][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.802829][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.802854][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.802897][ T32] r5:00001000 r4:e0039000 [ 1337.802917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.802956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.803010][ T32] r5:84b0478c r4:84b04400 [ 1337.803033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.803100][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.803145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.803196][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.803219][ T32] r4:849f2e80 [ 1337.803237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.803283][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.803306][ T32] r4:00000001 [ 1337.803324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.803382][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.803431][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.803485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.803551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.803641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.803706][ T32] r4:848f9140 [ 1337.803756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.803854][ T32] INFO: task kworker/1:679:4801 blocked for more than 464 seconds. [ 1337.803921][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.803975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.804023][ T32] task:kworker/1:679 state:D stack:0 pid:4801 tgid:4801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.804121][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.804208][ T32] Call trace: [ 1337.804273][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.804373][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000113 r6:eb2ddd8c r5:84985400 [ 1337.804444][ T32] r4:84985400 [ 1337.804496][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.804607][ T32] r5:84985400 r4:8291a680 [ 1337.804652][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.804745][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.804861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1337.804918][ T32] r4:00000000 [ 1337.804963][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.805016][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.805054][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.805098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f600 [ 1337.805120][ T32] r4:00000000 [ 1337.805139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.805182][ T32] r9:83018205 r8:84985400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1337.805223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.805270][ T32] r5:00001000 r4:eafd9000 [ 1337.805290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.805350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.805470][ T32] r5:8534b78c r4:8534b400 [ 1337.805492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.805539][ T32] r7:ddde2d80 r6:83018200 r5:8534b78c r4:85061280 [ 1337.805587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.805659][ T32] r10:61c88647 r9:84985400 r8:850612ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.805714][ T32] r4:85061280 [ 1337.805737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.805793][ T32] r10:00000000 r9:85061280 r8:80287e08 r7:eb2c1e60 r6:8517ce00 r5:84985400 [ 1337.805827][ T32] r4:00000001 [ 1337.805868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.805907][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1337.805934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.805972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.806001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.806029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.806073][ T32] r4:84835100 [ 1337.806251][ T32] INFO: task kworker/1:679:4801 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.806291][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.806349][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.806461][ T32] Call trace: [ 1337.806525][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.806593][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.806616][ T32] r4:00000000 [ 1337.806635][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.806689][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.806752][ T32] 5d20: 85f3d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.806798][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.806834][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.806858][ T32] r5:800f0013 r4:80239bb0 [ 1337.806879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.806919][ T32] r4:82ac21e4 [ 1337.806951][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.806997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.807029][ T32] r4:e0175dc0 [ 1337.807052][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.807094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.807116][ T32] r4:00000000 [ 1337.807135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.807180][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.807201][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.807242][ T32] r5:00001000 r4:e0039000 [ 1337.807261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.822873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.822947][ T32] r5:84b0478c r4:84b04400 [ 1337.822969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.823040][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.823067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.823116][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.823138][ T32] r4:849f2e80 [ 1337.823158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.823205][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.823237][ T32] r4:00000001 [ 1337.823260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.823299][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.823327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.823355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.823381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.823409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.823431][ T32] r4:848f9140 [ 1337.823452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.823491][ T32] INFO: task kworker/1:680:4802 blocked for more than 464 seconds. [ 1337.823524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.823548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.823605][ T32] task:kworker/1:680 state:D stack:0 pid:4802 tgid:4802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.823665][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.823765][ T32] Call trace: [ 1337.823800][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.823853][ T32] r10:8291a684 r9:eb2cdd84 r8:00000002 r7:60000013 r6:eb2cdd8c r5:8532bc00 [ 1337.823877][ T32] r4:8532bc00 [ 1337.823906][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.823952][ T32] r5:8532bc00 r4:8291a680 [ 1337.823972][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.824011][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.824052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1337.824104][ T32] r4:00000000 [ 1337.824148][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.824186][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.824223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.824264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835400 [ 1337.824285][ T32] r4:00000000 [ 1337.824304][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.824369][ T32] r9:83018205 r8:8532bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.824399][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.824467][ T32] r5:00001000 r4:eb017000 [ 1337.824491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.824553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.824613][ T32] r5:8535438c r4:85354000 [ 1337.824655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.824711][ T32] r7:ddde2d80 r6:83018200 r5:8535438c r4:85061300 [ 1337.824745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.824795][ T32] r10:61c88647 r9:8532bc00 r8:8506132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.824826][ T32] r4:85061300 [ 1337.824849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.824895][ T32] r10:00000000 r9:85061300 r8:80287e08 r7:eb2c1e60 r6:85061380 r5:8532bc00 [ 1337.824917][ T32] r4:00000001 [ 1337.824936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.824971][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1337.825007][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.825040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.825088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.825120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.825142][ T32] r4:84835100 [ 1337.825542][ T32] INFO: task kworker/1:680:4802 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.825635][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.825768][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.825862][ T32] Call trace: [ 1337.825953][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.826059][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.826110][ T32] r4:00000000 [ 1337.826156][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.826237][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.826302][ T32] 5d20: 85f3d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.826367][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.826443][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.826498][ T32] r5:800f0013 r4:80239bb0 [ 1337.826539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.826653][ T32] r4:82ac21e4 [ 1337.826763][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.826881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.826927][ T32] r4:e0175dc0 [ 1337.827000][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.827109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.827172][ T32] r4:00000000 [ 1337.827211][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.827343][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.840450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.840661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.840922][ T32] r4:849f2e80 ** 1 printk messages dropped ** [ 1337.841010][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.841045][ T32] r4:00000001 [ 1337.841068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.841105][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.841134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.841183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.841220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.841253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.841304][ T32] r4:848f9140 [ 1337.841330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.841357][ T32] INFO: task kworker/1:681:4805 blocked for more than 464 seconds. [ 1337.841408][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.841456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.841480][ T32] task:kworker/1:681 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.841546][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.841607][ T32] Call trace: [ 1337.841658][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.841719][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000013 r6:eb2d9d8c r5:8532d400 [ 1337.841741][ T32] r4:8532d400 [ 1337.841762][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.841824][ T32] r5:8532d400 r4:8291a680 [ 1337.841868][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.841940][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.841988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1337.842020][ T32] r4:00000000 [ 1337.842042][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.842078][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.842133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.842180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835200 [ 1337.842203][ T32] r4:00000000 [ 1337.842222][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.842266][ T32] r9:83018205 r8:8532d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1337.842288][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.842338][ T32] r5:00001000 r4:eb005000 [ 1337.842380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.842422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.842464][ T32] r5:8534bf8c r4:8534bc00 [ 1337.842483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.842528][ T32] r7:ddde2d80 r6:83018200 r5:8534bf8c r4:85061400 [ 1337.842548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.842609][ T32] r10:61c88647 r9:8532d400 r8:8506142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.842644][ T32] r4:85061400 [ 1337.842667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.842750][ T32] r10:00000000 r9:85061400 r8:80287e08 r7:eb2cde60 r6:85061480 r5:8532d400 [ 1337.842788][ T32] r4:00000001 [ 1337.842808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.842845][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1337.842871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.842934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.842984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.843015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.843060][ T32] r4:848351c0 [ 1337.843428][ T32] INFO: task kworker/1:681:4805 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.843483][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.843542][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.843600][ T32] Call trace: [ 1337.843632][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.843688][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.843712][ T32] r4:00000000 [ 1337.843731][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.843770][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.843798][ T32] 5d20: 86392000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.843827][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.843852][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.843876][ T32] r5:800f0013 r4:80239bb0 [ 1337.843917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.843962][ T32] r4:82ac21e4 [ 1337.843982][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.844024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.844046][ T32] r4:e0175dc0 [ 1337.844065][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.844106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.844128][ T32] r4:00000000 [ 1337.844147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.844191][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.844212][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.844269][ T32] r5:00001000 r4:e0039000 [ 1337.844293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.844334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.844375][ T32] r5:84b0478c r4:84b04400 [ 1337.844395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.844440][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.844461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.844516][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.844542][ T32] r4:849f2e80 [ 1337.844584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.844636][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.844689][ T32] r4:00000001 [ 1337.844712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.844763][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.844800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.844831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.844866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.844905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.844930][ T32] r4:848f9140 [ 1337.844967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.845023][ T32] INFO: task kworker/1:682:4807 blocked for more than 464 seconds. [ 1337.845074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.845100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.845142][ T32] task:kworker/1:682 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.845221][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.845306][ T32] Call trace: [ 1337.845339][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.845387][ T32] r10:8291a684 r9:eb2e9d84 r8:00000002 r7:60000013 r6:eb2e9d8c r5:8532ec00 [ 1337.845409][ T32] r4:8532ec00 [ 1337.845429][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.845471][ T32] r5:8532ec00 r4:8291a680 [ 1337.845491][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.845548][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.845630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 1337.845656][ T32] r4:00000000 [ 1337.845676][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.845738][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.845777][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.845819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835b80 [ 1337.845861][ T32] r4:00000000 [ 1337.845884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.845929][ T32] r9:83018205 r8:8532ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1337.845950][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.845990][ T32] r5:00001000 r4:eb0b3000 [ 1337.846030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.846073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.846115][ T32] r5:8535538c r4:85355000 [ 1337.846134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.846179][ T32] r7:ddde2d80 r6:83018200 r5:8535538c r4:85061500 [ 1337.846199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.846244][ T32] r10:61c88647 r9:8532ec00 r8:8506152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.846288][ T32] r4:85061500 [ 1337.846329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.846379][ T32] r10:00000000 r9:85061500 r8:80287e08 r7:eb2cde60 r6:85061580 r5:8532ec00 [ 1337.846430][ T32] r4:00000001 [ 1337.846474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.846512][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1337.846572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.846605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.846643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.846675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.846703][ T32] r4:848353c0 [ 1337.846896][ T32] INFO: task kworker/1:682:4807 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.846938][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.847011][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.847104][ T32] Call trace: [ 1337.847173][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.847279][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.847394][ T32] r4:00000000 [ 1337.870444][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.870521][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.870555][ T32] 5d20: 86950000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.870602][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.870641][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.870669][ T32] r5:800f0013 r4:80239bb0 [ 1337.870702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.870746][ T32] r4:82ac21e4 [ 1337.870766][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.870851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.870878][ T32] r4:e0175dc0 [ 1337.870897][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.870941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.870963][ T32] r4:00000000 [ 1337.870982][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.871028][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.871049][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.871103][ T32] r5:00001000 r4:e0039000 [ 1337.871127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.871169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.871211][ T32] r5:84b0478c r4:84b04400 [ 1337.871251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.871302][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.871323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.871370][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.871393][ T32] r4:849f2e80 [ 1337.871421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.871492][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.871538][ T32] r4:00000001 [ 1337.871601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.871716][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.871786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.871849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.871911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.871976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.872026][ T32] r4:848f9140 [ 1337.872076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.872131][ T32] INFO: task kworker/1:683:4809 blocked for more than 464 seconds. [ 1337.872194][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.872249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.872297][ T32] task:kworker/1:683 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.872446][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.872523][ T32] Call trace: [ 1337.872574][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1337.872656][ T32] r4:85330000 ** 3 printk messages dropped ** [ 1337.872793][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.873008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.873202][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.873391][ T32] r5:8535478c r4:85354400 ** 1 printk messages dropped ** [ 1337.873468][ T32] r7:ddde2d80 r6:83018200 r5:8535478c r4:85061600 ** 1 printk messages dropped ** [ 1337.873553][ T32] r10:61c88647 r9:85330000 r8:8506162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.873802][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) ** 4 printk messages dropped ** [ 1337.873960][ T32] r4:848355c0 ** 1 printk messages dropped ** [ 1337.874332][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.874451][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.874539][ T32] Call trace: [ 1337.874616][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.874667][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.874719][ T32] r4:00000000 [ 1337.874742][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.874798][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.874827][ T32] 5d20: 86950000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.874857][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.874898][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.874926][ T32] r5:800f0013 r4:80239bb0 [ 1337.874946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.874986][ T32] r4:82ac21e4 [ 1337.875007][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.875069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.875095][ T32] r4:e0175dc0 [ 1337.875155][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.875242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.875268][ T32] r4:00000000 [ 1337.875287][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.875353][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.875378][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.875421][ T32] r5:00001000 r4:e0039000 [ 1337.875441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.875493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.875538][ T32] r5:84b0478c r4:84b04400 [ 1337.875574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.875622][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.875666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.875743][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.875769][ T32] r4:849f2e80 [ 1337.875788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.875835][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.875858][ T32] r4:00000001 [ 1337.875876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.875911][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.875937][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.875965][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.875991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.876044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.876070][ T32] r4:848f9140 [ 1337.876100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.876157][ T32] INFO: task kworker/1:684:4811 blocked for more than 464 seconds. [ 1337.876207][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.876244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.876264][ T32] task:kworker/1:684 state:D stack:0 pid:4811 tgid:4811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.876324][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.876368][ T32] Call trace: [ 1337.876397][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.876445][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000013 r6:eb2e1d8c r5:85331800 [ 1337.876488][ T32] r4:85331800 [ 1337.876512][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.876591][ T32] r5:85331800 r4:8291a680 [ 1337.876615][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.876656][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.876704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1337.876728][ T32] r4:00000000 [ 1337.876746][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.876780][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.876814][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.876876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835800 [ 1337.876911][ T32] r4:00000000 [ 1337.876934][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.876979][ T32] r9:83018205 r8:85331800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1337.877009][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.877054][ T32] r5:00001000 r4:eb033000 [ 1337.877074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.877112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.877172][ T32] r5:85354b8c r4:85354800 [ 1337.877195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.877242][ T32] r7:ddde2d80 r6:83018200 r5:85354b8c r4:85061700 [ 1337.877262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.877367][ T32] r10:61c88647 r9:85331800 r8:8506172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.892156][ T32] r4:85061700 [ 1337.892201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.892281][ T32] r10:00000000 r9:85061700 r8:80287e08 r7:eb2e9e60 r6:85061780 r5:85331800 [ 1337.892309][ T32] r4:00000001 [ 1337.892330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.892378][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1337.892432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.892465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.892501][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.892544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.892588][ T32] r4:84835a80 [ 1337.893055][ T32] INFO: task kworker/1:684:4811 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.893134][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.893300][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.893418][ T32] Call trace: [ 1337.893496][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.893605][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.893661][ T32] r4:00000000 [ 1337.893734][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.893781][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.893811][ T32] 5d20: 86a98000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.893841][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.893867][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.893912][ T32] r5:800f0013 r4:80239bb0 [ 1337.893937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.893990][ T32] r4:82ac21e4 [ 1337.894013][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.894078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.894104][ T32] r4:e0175dc0 [ 1337.894132][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.894178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.894223][ T32] r4:00000000 [ 1337.894245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.894293][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.894316][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.894358][ T32] r5:00001000 r4:e0039000 [ 1337.894378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.894439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.894485][ T32] r5:84b0478c r4:84b04400 [ 1337.894506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.894553][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.894574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.894620][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.894642][ T32] r4:849f2e80 [ 1337.894691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.894761][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.894824][ T32] r4:00000001 [ 1337.894847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.894885][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.894911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.894938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.894964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.894992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.895014][ T32] r4:848f9140 [ 1337.895073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.895113][ T32] INFO: task kworker/1:685:4813 blocked for more than 464 seconds. [ 1337.895146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.895170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.895192][ T32] task:kworker/1:685 state:D stack:0 pid:4813 tgid:4813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.895236][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.895276][ T32] Call trace: [ 1337.895307][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.895355][ T32] r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000013 r6:eb2f5d8c r5:85333000 [ 1337.895377][ T32] r4:85333000 [ 1337.895397][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.895438][ T32] r5:85333000 r4:8291a680 [ 1337.895457][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.895495][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.895537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [ 1337.895559][ T32] r4:00000000 [ 1337.895578][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.895612][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.895645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.895694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848358c0 [ 1337.895718][ T32] r4:00000000 [ 1337.895737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.895781][ T32] r9:83018205 r8:85333000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1337.895802][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.895843][ T32] r5:00001000 r4:eb03d000 [ 1337.895886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.895929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.896003][ T32] r5:85354f8c r4:85354c00 [ 1337.896027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.896074][ T32] r7:ddde2d80 r6:83018200 r5:85354f8c r4:85061800 [ 1337.896124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.896175][ T32] r10:61c88647 r9:85333000 r8:8506182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.896220][ T32] r4:85061800 [ 1337.896241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.896288][ T32] r10:00000000 r9:85061800 r8:80287e08 r7:eb2e9e60 r6:85061880 r5:85333000 [ 1337.896310][ T32] r4:00000001 [ 1337.896328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.896362][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 1337.896402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.896433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.896459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.896488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.896509][ T32] r4:84835900 [ 1337.896729][ T32] INFO: task kworker/1:685:4813 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.896764][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.896844][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.896907][ T32] Call trace: [ 1337.896975][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.897051][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.897075][ T32] r4:00000000 [ 1337.897095][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.897134][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.897163][ T32] 5d20: 86a98000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.897192][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.897216][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.897252][ T32] r5:800f0013 r4:80239bb0 [ 1337.897345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.909903][ T32] r4:82ac21e4 [ 1337.909951][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.910015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.910040][ T32] r4:e0175dc0 [ 1337.910070][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.910139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.910166][ T32] r4:00000000 [ 1337.910207][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.910264][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.910307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.910363][ T32] r5:00001000 r4:e0039000 [ 1337.910411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.910460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.910503][ T32] r5:84b0478c r4:84b04400 [ 1337.910538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.910605][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.910630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.910679][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.910737][ T32] r4:849f2e80 [ 1337.910782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.910835][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.910882][ T32] r4:00000001 [ 1337.910913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.910955][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.910985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.911022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.911052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.911081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.911105][ T32] r4:848f9140 [ 1337.911127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.911154][ T32] INFO: task kworker/1:686:4815 blocked for more than 464 seconds. [ 1337.911184][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.911233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.911268][ T32] task:kworker/1:686 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.911335][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.911432][ T32] Call trace: [ 1337.911467][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.911519][ T32] r10:8291a684 r9:eb2f9d84 r8:00000002 r7:60000013 r6:eb2f9d8c r5:84984800 [ 1337.911543][ T32] r4:84984800 [ 1337.911582][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.911630][ T32] r5:84984800 r4:8291a680 [ 1337.911674][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.911790][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.911890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [ 1337.911945][ T32] r4:00000000 [ 1337.911990][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.912067][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.912144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.912277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835d40 [ 1337.912343][ T32] r4:00000000 [ 1337.912388][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.912488][ T32] r9:83018205 r8:84984800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1337.912539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.912642][ T32] r5:00001000 r4:eb0c5000 [ 1337.912667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.912714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.912777][ T32] r5:8535578c r4:85355400 [ 1337.912800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.912846][ T32] r7:ddde2d80 r6:83018200 r5:8535578c r4:85061900 [ 1337.912882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.912933][ T32] r10:61c88647 r9:84984800 r8:8506192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.912960][ T32] r4:85061900 [ 1337.912988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.913050][ T32] r10:00000000 r9:85061900 r8:80287e08 r7:eb2e9e60 r6:8517ce80 r5:84984800 [ 1337.913075][ T32] r4:00000001 [ 1337.913094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.913130][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1337.913157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.913186][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.913212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.913240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.913261][ T32] r4:84835b40 [ 1337.913606][ T32] INFO: task kworker/1:686:4815 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.913662][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.913728][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.913771][ T32] Call trace: [ 1337.913814][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.913865][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.913889][ T32] r4:00000000 [ 1337.913908][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.913978][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.914011][ T32] 5d20: 86ed5000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.914041][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.914076][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.914103][ T32] r5:800f0013 r4:80239bb0 [ 1337.914124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.914165][ T32] r4:82ac21e4 [ 1337.914208][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.914320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.914403][ T32] r4:e0175dc0 [ 1337.914477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.914579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.914630][ T32] r4:00000000 [ 1337.914713][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.914835][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.914907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.915034][ T32] r5:00001000 r4:e0039000 [ 1337.915083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.915134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.915179][ T32] r5:84b0478c r4:84b04400 [ 1337.915199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.915245][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.915266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.915313][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.915335][ T32] r4:849f2e80 [ 1337.915354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.915400][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.915423][ T32] r4:00000001 [ 1337.915463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.915504][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.915562][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.915593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.915620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.915678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.915708][ T32] r4:848f9140 [ 1337.915729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.915766][ T32] INFO: task kworker/1:687:4817 blocked for more than 464 seconds. [ 1337.915796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.915820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.915849][ T32] task:kworker/1:687 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.915908][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.915958][ T32] Call trace: [ 1337.915988][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.916056][ T32] r10:8291a684 r9:eb31dd84 r8:00000002 r7:60000113 r6:eb31dd8c r5:84986c00 [ 1337.916082][ T32] r4:84986c00 [ 1337.916104][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.916157][ T32] r5:84986c00 r4:8291a680 [ 1337.916200][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.916243][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.916286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1337.916308][ T32] r4:00000000 [ 1337.916327][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.916361][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.916404][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.916469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835e00 [ 1337.916495][ T32] r4:00000000 [ 1337.916536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.916622][ T32] r9:83018205 r8:84986c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1337.916647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.916730][ T32] r5:00001000 r4:eb0d3000 [ 1337.916753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.916823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.916868][ T32] r5:85355b8c r4:85355800 [ 1337.916888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.916936][ T32] r7:ddde2d80 r6:83018200 r5:85355b8c r4:85061980 [ 1337.916956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.917023][ T32] r10:61c88647 r9:84986c00 r8:850619ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.917114][ T32] r10:00000000 r9:85061980 r8:80287e08 r7:eb2f9e60 r6:8517cf00 r5:84986c00 ** 5 printk messages dropped ** [ 1337.939747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.940256][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.940347][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.940431][ T32] Call trace: [ 1337.940483][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.940569][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.940596][ T32] r4:00000000 [ 1337.940638][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.940717][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.940770][ T32] 5d20: 8731e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.940803][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.940829][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.940853][ T32] r5:800f0013 r4:80239bb0 [ 1337.940873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.940936][ T32] r4:82ac21e4 [ 1337.940966][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.941011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.941033][ T32] r4:e0175dc0 [ 1337.941052][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.941114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.941141][ T32] r4:00000000 [ 1337.941162][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.941209][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.941230][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.941272][ T32] r5:00001000 r4:e0039000 [ 1337.941291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.941351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.941417][ T32] r5:84b0478c r4:84b04400 [ 1337.941449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.941503][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.941553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.941605][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.941628][ T32] r4:849f2e80 [ 1337.941647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.941725][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.941752][ T32] r4:00000001 [ 1337.941802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.941841][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.941868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.941906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.941937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.941970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.941992][ T32] r4:848f9140 [ 1337.942013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.942061][ T32] INFO: task kworker/1:688:4821 blocked for more than 464 seconds. [ 1337.942096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.942141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.942166][ T32] task:kworker/1:688 state:D stack:0 pid:4821 tgid:4821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.942212][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.942277][ T32] Call trace: [ 1337.942330][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.942379][ T32] r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:852e0000 [ 1337.942401][ T32] r4:852e0000 [ 1337.942421][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.942462][ T32] r5:852e0000 r4:8291a680 [ 1337.942482][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.942521][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.942574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 [ 1337.942599][ T32] r4:00000000 [ 1337.942639][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.942677][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.942727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.942799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a040 [ 1337.942835][ T32] r4:00000000 [ 1337.942856][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.942902][ T32] r9:83018205 r8:852e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1337.942924][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.942970][ T32] r5:00001000 r4:eb0dd000 [ 1337.942991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.943030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.943071][ T32] r5:85355f8c r4:85355c00 [ 1337.943102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.943173][ T32] r7:ddde2d80 r6:83018200 r5:85355f8c r4:85061a00 [ 1337.943196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.943244][ T32] r10:61c88647 r9:852e0000 r8:85061a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.943266][ T32] r4:85061a00 [ 1337.943284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.943353][ T32] r10:00000000 r9:85061a00 r8:80287e08 r7:eb31de60 r6:8517cf80 r5:852e0000 [ 1337.943379][ T32] r4:00000001 [ 1337.943408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.943446][ T32] Exception stack(0xeb32dfb0 to 0xeb32dff8) [ 1337.943473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.943501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.943527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.943555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.943576][ T32] r4:8516a280 [ 1337.943769][ T32] INFO: task kworker/1:688:4821 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.943802][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.943934][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.944032][ T32] Call trace: [ 1337.944125][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.944246][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.944311][ T32] r4:00000000 [ 1337.944357][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.944466][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.944537][ T32] 5d20: 8731e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.944606][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.944666][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.944730][ T32] r5:800f0013 r4:80239bb0 [ 1337.944779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.944827][ T32] r4:82ac21e4 [ 1337.944849][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.944895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.944919][ T32] r4:e0175dc0 [ 1337.944938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.944980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.945001][ T32] r4:00000000 [ 1337.945020][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.945065][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.945086][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.945128][ T32] r5:00001000 r4:e0039000 [ 1337.945172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.945230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.945275][ T32] r5:84b0478c r4:84b04400 [ 1337.945295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.945363][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.945398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.945448][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.945492][ T32] r4:849f2e80 [ 1337.945514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.945563][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.945585][ T32] r4:00000001 [ 1337.945614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.945664][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.945711][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.945769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.945800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.945850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.945874][ T32] r4:848f9140 [ 1337.945895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.945918][ T32] INFO: task kworker/1:689:4822 blocked for more than 464 seconds. [ 1337.945946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.945970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.945990][ T32] task:kworker/1:689 state:D stack:0 pid:4822 tgid:4822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.946035][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.946091][ T32] Call trace: [ 1337.946146][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.946262][ T32] r10:8291a684 r9:eb331d84 r8:00000002 r7:60000113 r6:eb331d8c r5:852e6000 [ 1337.946327][ T32] r4:852e6000 [ 1337.946375][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.946467][ T32] r5:852e6000 r4:8291a680 [ 1337.946513][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.946595][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.946685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 [ 1337.946805][ T32] r4:00000000 [ 1337.946860][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.946975][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.947017][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.947061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a340 [ 1337.947085][ T32] r4:00000000 [ 1337.947105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.947149][ T32] r9:83018205 r8:852e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1337.947193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.947240][ T32] r5:00001000 r4:eb0f7000 [ 1337.947259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.962001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.962083][ T32] r5:8535678c r4:85356400 [ 1337.962107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.962157][ T32] r7:ddde2d80 r6:83018200 r5:8535678c r4:85061a80 [ 1337.962178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.962225][ T32] r10:61c88647 r9:852e6000 r8:85061aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.962248][ T32] r4:85061a80 [ 1337.962267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.962313][ T32] r10:00000000 r9:85061a80 r8:80287e08 r7:eb32de60 r6:852c3000 r5:852e6000 [ 1337.962335][ T32] r4:00000001 [ 1337.962382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.962424][ T32] Exception stack(0xeb331fb0 to 0xeb331ff8) [ 1337.962453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.962482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.962508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.962536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.962568][ T32] r4:8516a280 [ 1337.962957][ T32] INFO: task kworker/1:689:4822 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.962996][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.963086][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.963134][ T32] Call trace: [ 1337.963177][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.963254][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.963282][ T32] r4:00000000 [ 1337.963303][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.963343][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.963371][ T32] 5d20: 87537000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.963409][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.963438][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.963462][ T32] r5:800f0013 r4:80239bb0 [ 1337.963482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.963544][ T32] r4:82ac21e4 [ 1337.963589][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.963659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.963689][ T32] r4:e0175dc0 [ 1337.963710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.963785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.963811][ T32] r4:00000000 [ 1337.963831][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.963878][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.963899][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.963942][ T32] r5:00001000 r4:e0039000 [ 1337.963961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.964000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.964042][ T32] r5:84b0478c r4:84b04400 [ 1337.964071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.964122][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.964165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.964215][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.964237][ T32] r4:849f2e80 [ 1337.964255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.964321][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.964349][ T32] r4:00000001 [ 1337.964377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.964416][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.964471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.964503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.964549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.964602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.964649][ T32] r4:848f9140 [ 1337.964672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.964704][ T32] INFO: task kworker/1:690:4824 blocked for more than 464 seconds. [ 1337.964734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.964789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.964815][ T32] task:kworker/1:690 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.964861][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.964901][ T32] Call trace: [ 1337.964946][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.964997][ T32] r10:8291a684 r9:eb339d84 r8:00000002 r7:60000013 r6:eb339d8c r5:852f0000 [ 1337.965020][ T32] r4:852f0000 [ 1337.965040][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.965113][ T32] r5:852f0000 r4:8291a680 [ 1337.965137][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.965198][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.965257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 [ 1337.965312][ T32] r4:00000000 [ 1337.965361][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.965442][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.965524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.965655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a140 [ 1337.965732][ T32] r4:00000000 [ 1337.965776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.965888][ T32] r9:83018205 r8:852f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1337.965942][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.966037][ T32] r5:00001000 r4:eb0ef000 [ 1337.966084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.966185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.966237][ T32] r5:8535638c r4:85356000 [ 1337.966280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.966340][ T32] r7:ddde2d80 r6:83018200 r5:8535638c r4:85061b00 [ 1337.966384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.966435][ T32] r10:61c88647 r9:852f0000 r8:85061b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.966471][ T32] r4:85061b00 [ 1337.966493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.966539][ T32] r10:00000000 r9:85061b00 r8:80287e08 r7:eb331e60 r6:852c3080 r5:852f0000 [ 1337.966561][ T32] r4:00000001 [ 1337.966609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.966648][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) [ 1337.966675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.966709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.966736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.966797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.966825][ T32] r4:8516a100 [ 1337.967028][ T32] INFO: task kworker/1:690:4824 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.967085][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.967157][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.967200][ T32] Call trace: [ 1337.967248][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.983473][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.983539][ T32] r4:00000000 [ 1337.983564][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.983647][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.983709][ T32] 5d20: 8793f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.983742][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.983767][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.983817][ T32] r5:800f0013 r4:80239bb0 [ 1337.983860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.983907][ T32] r4:82ac21e4 [ 1337.983927][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.983970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.983992][ T32] r4:e0175dc0 [ 1337.984010][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.984053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.984074][ T32] r4:00000000 [ 1337.984093][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.984160][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1337.984377][ T32] r5:84b0478c r4:84b04400 ** 2 printk messages dropped ** [ 1337.984469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1337.984653][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.984815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.984844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.984873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.984895][ T32] r4:848f9140 [ 1337.984918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.984945][ T32] INFO: task kworker/1:691:4825 blocked for more than 464 seconds. [ 1337.984975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.984999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.985043][ T32] task:kworker/1:691 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.985100][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.985172][ T32] Call trace: [ 1337.985205][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.985267][ T32] r10:8291a684 r9:eb33dd84 r8:00000002 r7:60000013 r6:eb33dd8c r5:852f0c00 [ 1337.985294][ T32] r4:852f0c00 [ 1337.985334][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.985390][ T32] r5:852f0c00 r4:8291a680 [ 1337.985413][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.985453][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.985503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1337.985539][ T32] r4:00000000 [ 1337.985561][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.985616][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.985654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.985712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a4c0 [ 1337.985738][ T32] r4:00000000 [ 1337.985758][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.985802][ T32] r9:83018205 r8:852f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1337.985845][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.985892][ T32] r5:00001000 r4:eb111000 [ 1337.985912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.985951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.985992][ T32] r5:85356b8c r4:85356800 [ 1337.986012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.986057][ T32] r7:ddde2d80 r6:83018200 r5:85356b8c r4:85061b80 [ 1337.986077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.986132][ T32] r10:61c88647 r9:852f0c00 r8:85061bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.986158][ T32] r4:85061b80 [ 1337.986177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.986245][ T32] r10:00000000 r9:85061b80 r8:80287e08 r7:eb331e60 r6:852c3100 r5:852f0c00 [ 1337.986290][ T32] r4:00000001 [ 1337.986336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.986416][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1337.986453][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.986490][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.986520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.986549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.986571][ T32] r4:8516a100 [ 1337.987102][ T32] INFO: task kworker/1:691:4825 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1337.987205][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.997713][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.997914][ T32] Call trace: [ 1337.998006][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.998123][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1337.998178][ T32] r4:00000000 [ 1337.998225][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.998296][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1337.998329][ T32] 5d20: 87c46000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1337.998380][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1337.998407][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.998432][ T32] r5:800f0013 r4:80239bb0 [ 1337.998452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.998494][ T32] r4:82ac21e4 [ 1337.998514][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.998570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1337.998595][ T32] r4:e0175dc0 [ 1337.998614][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.998657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1337.998696][ T32] r4:00000000 [ 1337.998757][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.998885][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.998935][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.999024][ T32] r5:00001000 r4:e0039000 [ 1337.999069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.999112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.999154][ T32] r5:84b0478c r4:84b04400 [ 1337.999174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.999220][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1337.999242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.999314][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.999350][ T32] r4:849f2e80 [ 1337.999391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.999442][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1337.999465][ T32] r4:00000001 [ 1337.999484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.999520][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1337.999547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.999575][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.999600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.999640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.999674][ T32] r4:848f9140 [ 1337.999725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.999765][ T32] INFO: task kworker/1:692:4827 blocked for more than 464 seconds. [ 1337.999797][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.999822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.999865][ T32] task:kworker/1:692 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.999916][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.999957][ T32] Call trace: [ 1337.999997][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.000057][ T32] r10:8291a684 r9:eb345d84 r8:00000002 r7:60000113 r6:eb345d8c r5:852f2400 ** 4 printk messages dropped ** [ 1338.000270][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.000544][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1338.000839][ T32] r5:85356f8c r4:85356c00 [ 1338.000862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.001000][ T32] r10:61c88647 r9:852f2400 r8:85061c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1338.001131][ T32] r10:00000000 r9:85061c00 r8:80287e08 r7:eb33de60 r6:852c3180 r5:852f2400 ** 5 printk messages dropped ** [ 1338.001573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.002291][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.002350][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.002394][ T32] Call trace: [ 1338.002443][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.002514][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.002540][ T32] r4:00000000 [ 1338.002560][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.002634][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.002665][ T32] 5d20: 87c46000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.002701][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.002736][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.002786][ T32] r5:800f0013 r4:80239bb0 [ 1338.002840][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.002884][ T32] r4:82ac21e4 [ 1338.002905][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.002972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.002998][ T32] r4:e0175dc0 [ 1338.003034][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.003101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.003126][ T32] r4:00000000 [ 1338.003146][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.003212][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.003238][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.003291][ T32] r5:00001000 r4:e0039000 [ 1338.003314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.003354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.003397][ T32] r5:84b0478c r4:84b04400 [ 1338.003425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.003486][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.003510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.003557][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.003579][ T32] r4:849f2e80 [ 1338.003599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.003649][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.003681][ T32] r4:00000001 [ 1338.003717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.003764][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.003793][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.003851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.003880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.003928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.003954][ T32] r4:848f9140 [ 1338.003999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.004027][ T32] INFO: task kworker/1:693:4830 blocked for more than 464 seconds. [ 1338.004055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.004077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.004127][ T32] task:kworker/1:693 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.004176][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.004246][ T32] Call trace: [ 1338.004296][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.004355][ T32] r10:8291a684 r9:eb351d84 r8:00000002 r7:60000113 r6:eb351d8c r5:852f4800 [ 1338.004382][ T32] r4:852f4800 [ 1338.004402][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.004465][ T32] r5:852f4800 r4:8291a680 [ 1338.004507][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.004549][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.004592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 [ 1338.004634][ T32] r4:00000000 [ 1338.004656][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.004696][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.004731][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.004771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a880 [ 1338.004793][ T32] r4:00000000 [ 1338.004834][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.004881][ T32] r9:83018205 r8:852f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.004923][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.004968][ T32] r5:00001000 r4:eb133000 [ 1338.004989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.005027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.005069][ T32] r5:8535778c r4:85357400 [ 1338.005087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.005132][ T32] r7:ddde2d80 r6:83018200 r5:8535778c r4:85061c80 [ 1338.005152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.005207][ T32] r10:61c88647 r9:852f4800 r8:85061cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.005232][ T32] r4:85061c80 [ 1338.005250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.005295][ T32] r10:00000000 r9:85061c80 r8:80287e08 r7:eb345e60 r6:852c3200 r5:852f4800 [ 1338.005325][ T32] r4:00000001 [ 1338.005371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.005430][ T32] Exception stack(0xeb351fb0 to 0xeb351ff8) [ 1338.005460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.005497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.005527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.005564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.005591][ T32] r4:8516a600 [ 1338.005771][ T32] INFO: task kworker/1:693:4830 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.005823][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.005889][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.005944][ T32] Call trace: [ 1338.005974][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.006024][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.006047][ T32] r4:00000000 [ 1338.006076][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1338.006236][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1338.006501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 4 printk messages dropped ** [ 1338.006655][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.006708][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.006730][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.006784][ T32] r5:00001000 r4:e0039000 [ 1338.006824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.006869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.006911][ T32] r5:84b0478c r4:84b04400 [ 1338.006953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.007026][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.007051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.007099][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.007121][ T32] r4:849f2e80 [ 1338.007160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.007210][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.007254][ T32] r4:00000001 [ 1338.007303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.030360][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.030411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.030442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.030469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.030516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.030569][ T32] r4:848f9140 [ 1338.030596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.030624][ T32] INFO: task kworker/1:694:4831 blocked for more than 464 seconds. [ 1338.030655][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.030703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.030730][ T32] task:kworker/1:694 state:D stack:0 pid:4831 tgid:4831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.030824][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.030881][ T32] Call trace: [ 1338.030939][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.030995][ T32] r10:8291a684 r9:eb2f1d84 r8:00000002 r7:60000113 r6:eb2f1d8c r5:85330c00 [ 1338.031018][ T32] r4:85330c00 [ 1338.031038][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.031080][ T32] r5:85330c00 r4:8291a680 [ 1338.031099][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.031148][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.031195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 [ 1338.031217][ T32] r4:00000000 [ 1338.031237][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.031271][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.031307][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.031348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a640 [ 1338.031404][ T32] r4:00000000 [ 1338.031428][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.031474][ T32] r9:83018205 r8:85330c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1338.031516][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.031583][ T32] r5:00001000 r4:eb127000 [ 1338.031606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.031646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.031723][ T32] r5:8535738c r4:85357000 [ 1338.031756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.031808][ T32] r7:ddde2d80 r6:83018200 r5:8535738c r4:85061d00 [ 1338.031829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.031897][ T32] r10:61c88647 r9:85330c00 r8:85061d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.031962][ T32] r4:85061d00 [ 1338.031989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.032061][ T32] r10:00000000 r9:85061d00 r8:80287e08 r7:eb351e60 r6:85061d80 r5:85330c00 [ 1338.032088][ T32] r4:00000001 [ 1338.032127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.032168][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1338.032195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.032223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.032249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.032297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.032323][ T32] r4:8516a600 [ 1338.032664][ T32] INFO: task kworker/1:694:4831 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.032709][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.032765][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.032862][ T32] Call trace: [ 1338.032957][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.033013][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.033050][ T32] r4:00000000 [ 1338.033072][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.033145][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.033176][ T32] 5d20: 88055000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.033205][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.033230][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.033283][ T32] r5:800f0013 r4:80239bb0 [ 1338.033331][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.033426][ T32] r4:82ac21e4 [ 1338.033477][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.033571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.033630][ T32] r4:e0175dc0 [ 1338.033676][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.033776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.033828][ T32] r4:00000000 [ 1338.033875][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.033981][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.034035][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.034131][ T32] r5:00001000 r4:e0039000 [ 1338.034183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.034330][ T32] r5:84b0478c r4:84b04400 ** 4 printk messages dropped ** [ 1338.034509][ T32] r4:849f2e80 ** 1 printk messages dropped ** [ 1338.034601][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 5 printk messages dropped ** [ 1338.034855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.035058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1338.035123][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.035198][ T32] Call trace: [ 1338.035231][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.035279][ T32] r10:8291a684 r9:eb349d84 r8:00000002 r7:60000013 r6:eb349d8c r5:85333c00 [ 1338.035302][ T32] r4:85333c00 [ 1338.035343][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.035389][ T32] r5:85333c00 r4:8291a680 [ 1338.035409][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.035447][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.035489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1338.035511][ T32] r4:00000000 [ 1338.035551][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.035604][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.035671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.035720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516ab80 [ 1338.035743][ T32] r4:00000000 [ 1338.035762][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.035836][ T32] r9:83018205 r8:85333c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1338.035861][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.035905][ T32] r5:00001000 r4:eb151000 [ 1338.035925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.035967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.036009][ T32] r5:85357f8c r4:85357c00 [ 1338.036029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.036074][ T32] r7:ddde2d80 r6:83018200 r5:85357f8c r4:85061e00 [ 1338.036104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.036154][ T32] r10:61c88647 r9:85333c00 r8:85061e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.036177][ T32] r4:85061e00 [ 1338.036195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.036240][ T32] r10:00000000 r9:85061e00 r8:80287e08 r7:eb351e60 r6:85061e80 r5:85333c00 [ 1338.036270][ T32] r4:00000001 [ 1338.036312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.036351][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 1338.036378][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.036407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.036434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.036472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.036497][ T32] r4:8516a840 [ 1338.036731][ T32] INFO: task kworker/1:695:4833 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.036766][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.036820][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.036884][ T32] Call trace: [ 1338.036916][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.036966][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.036989][ T32] r4:00000000 [ 1338.037008][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.037047][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.037097][ T32] 5d20: 88055000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.037129][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.037175][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.037202][ T32] r5:800f0013 r4:80239bb0 [ 1338.037223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.037262][ T32] r4:82ac21e4 [ 1338.037282][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.037371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.057792][ T32] r4:e0175dc0 [ 1338.057837][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.057916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.057946][ T32] r4:00000000 [ 1338.057966][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.058035][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.058061][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.058108][ T32] r5:00001000 r4:e0039000 [ 1338.058128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.058166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.058218][ T32] r5:84b0478c r4:84b04400 [ 1338.058261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.058333][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.058358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.058408][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.058450][ T32] r4:849f2e80 [ 1338.058473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.058524][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.058617][ T32] r4:00000001 [ 1338.058694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.058804][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.058871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.058934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.058996][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.059052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.059100][ T32] r4:848f9140 [ 1338.059148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.059188][ T32] INFO: task kworker/1:696:4834 blocked for more than 464 seconds. [ 1338.059223][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.059248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.059269][ T32] task:kworker/1:696 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.059368][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.059417][ T32] Call trace: [ 1338.059457][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.059514][ T32] r10:8291a684 r9:eb321d84 r8:00000002 r7:60000013 r6:eb321d8c r5:85334800 [ 1338.059572][ T32] r4:85334800 [ 1338.059596][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.059642][ T32] r5:85334800 r4:8291a680 ** 2 printk messages dropped ** [ 1338.059753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 ** 3 printk messages dropped ** [ 1338.059915][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.060147][ T32] r5:00001000 r4:eb145000 ** 2 printk messages dropped ** [ 1338.060269][ T32] r5:85357b8c r4:85357800 [ 1338.060289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.060434][ T32] r10:61c88647 r9:85334800 r8:85061f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.060459][ T32] r4:85061f00 [ 1338.060500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.060599][ T32] r10:00000000 r9:85061f00 r8:80287e08 r7:eb349e60 r6:85061f80 r5:85334800 [ 1338.060640][ T32] r4:00000001 [ 1338.060661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.060704][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1338.060752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.060784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.060810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.060839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.060861][ T32] r4:8516a840 [ 1338.061228][ T32] INFO: task kworker/1:696:4834 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.061261][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.061371][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.061418][ T32] Call trace: [ 1338.061447][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.061497][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.061569][ T32] r4:00000000 [ 1338.061602][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.061643][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.061670][ T32] 5d20: 8843f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.061703][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.061729][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.061752][ T32] r5:800f0013 r4:80239bb0 [ 1338.061771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.061819][ T32] r4:82ac21e4 [ 1338.061844][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.061888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.061910][ T32] r4:e0175dc0 [ 1338.061928][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.061969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.061991][ T32] r4:00000000 [ 1338.062009][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.062054][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.062075][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.062125][ T32] r5:00001000 r4:e0039000 [ 1338.062157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.062201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.062244][ T32] r5:84b0478c r4:84b04400 [ 1338.062264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.062309][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.062331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.062429][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.062493][ T32] r4:849f2e80 [ 1338.062540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.062665][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.062744][ T32] r4:00000001 [ 1338.062810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.062888][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.062946][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.063013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.063076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.063142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.063177][ T32] r4:848f9140 [ 1338.063200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.063266][ T32] INFO: task kworker/1:697:4837 blocked for more than 464 seconds. [ 1338.063299][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.063322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.063367][ T32] task:kworker/1:697 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.063425][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.063478][ T32] Call trace: [ 1338.063593][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.063650][ T32] r10:8291a684 r9:eb355d84 r8:00000002 r7:60000013 r6:eb355d8c r5:85335400 [ 1338.063673][ T32] r4:85335400 [ 1338.063721][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.063779][ T32] r5:85335400 r4:8291a680 [ 1338.063822][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.063865][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.063927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 [ 1338.063953][ T32] r4:00000000 [ 1338.063972][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.064018][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.064055][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.064098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516ad00 [ 1338.064121][ T32] r4:00000000 [ 1338.064140][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.064182][ T32] r9:83018205 r8:85335400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1338.064224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.064289][ T32] r5:00001000 r4:eb197000 [ 1338.064311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.064350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.064400][ T32] r5:853a438c r4:853a4000 [ 1338.064422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.064469][ T32] r7:ddde2d80 r6:83018200 r5:853a438c r4:8539c000 [ 1338.064520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.064584][ T32] r10:61c88647 r9:85335400 r8:8539c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.064608][ T32] r4:8539c000 [ 1338.064626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.064672][ T32] r10:00000000 r9:8539c000 r8:80287e08 r7:eb349e60 r6:8539c080 r5:85335400 [ 1338.064730][ T32] r4:00000001 [ 1338.064753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.064819][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1338.064849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.064876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.064902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.064930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.064953][ T32] r4:8516ac00 [ 1338.065146][ T32] INFO: task kworker/1:697:4837 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.065176][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.065237][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.065330][ T32] Call trace: [ 1338.065400][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.065507][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.065620][ T32] r4:00000000 [ 1338.065672][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.065763][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.065834][ T32] 5d20: 8843f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.065905][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.065966][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.066024][ T32] r5:800f0013 r4:80239bb0 [ 1338.066052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.066094][ T32] r4:82ac21e4 [ 1338.066114][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.066157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.066196][ T32] r4:e0175dc0 [ 1338.066243][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.066291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.066314][ T32] r4:00000000 [ 1338.066333][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.066378][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.066399][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.066460][ T32] r5:00001000 r4:e0039000 [ 1338.066484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.066539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.066629][ T32] r5:84b0478c r4:84b04400 [ 1338.066696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.066747][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.066832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.066911][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.066958][ T32] r4:849f2e80 [ 1338.066980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.067040][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.067095][ T32] r4:00000001 [ 1338.067117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.067155][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.067191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.067244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.067292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.067376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.091931][ T32] r4:848f9140 [ 1338.091994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.092050][ T32] INFO: task kworker/1:698:4839 blocked for more than 464 seconds. [ 1338.092106][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.092136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.092158][ T32] task:kworker/1:698 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.092265][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.092329][ T32] Call trace: [ 1338.092375][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.092433][ T32] r10:8291a684 r9:eb35dd84 r8:00000002 r7:60000013 r6:eb35dd8c r5:85336000 [ 1338.092472][ T32] r4:85336000 [ 1338.092495][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.092539][ T32] r5:85336000 r4:8291a680 [ 1338.092561][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.092647][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.092705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb35de08 [ 1338.092729][ T32] r4:00000000 [ 1338.092749][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.092783][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.092820][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.092861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85199cc0 [ 1338.092883][ T32] r4:00000000 [ 1338.092901][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.092949][ T32] r9:83018205 r8:85336000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1338.092971][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.093014][ T32] r5:00001000 r4:eb1a5000 [ 1338.093034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.093101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.093148][ T32] r5:853a4b8c r4:853a4800 [ 1338.093168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.093215][ T32] r7:ddde2d80 r6:83018200 r5:853a4b8c r4:8539c180 [ 1338.093235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.093297][ T32] r10:61c88647 r9:85336000 r8:8539c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.093322][ T32] r4:8539c180 [ 1338.093342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.093398][ T32] r10:00000000 r9:8539c180 r8:80287e08 r7:eb355e60 r6:8539c200 r5:85336000 [ 1338.093444][ T32] r4:00000001 [ 1338.093467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.093505][ T32] Exception stack(0xeb35dfb0 to 0xeb35dff8) [ 1338.093534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.093562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.093588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.093616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.093642][ T32] r4:85199b80 [ 1338.094020][ T32] INFO: task kworker/1:698:4839 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.094053][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.094156][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.094200][ T32] Call trace: [ 1338.094228][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.094278][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.094301][ T32] r4:00000000 [ 1338.094341][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.094384][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.094412][ T32] 5d20: 88945000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.094441][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.094476][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.094503][ T32] r5:800f0013 r4:80239bb0 [ 1338.094524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.094608][ T32] r4:82ac21e4 [ 1338.094658][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.094767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.094840][ T32] r4:e0175dc0 [ 1338.094886][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.095005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.095073][ T32] r4:00000000 [ 1338.095123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.095220][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.095268][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.095367][ T32] r5:00001000 r4:e0039000 [ 1338.095415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.095502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.095596][ T32] r5:84b0478c r4:84b04400 [ 1338.095641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.095706][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.095737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.095784][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.095807][ T32] r4:849f2e80 [ 1338.095826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.095893][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.095920][ T32] r4:00000001 [ 1338.095963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.096003][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.096051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.096090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.096119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.096150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.096194][ T32] r4:848f9140 [ 1338.096217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.096274][ T32] INFO: task kworker/1:699:4841 blocked for more than 464 seconds. [ 1338.096305][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.096330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.096371][ T32] task:kworker/1:699 state:D stack:0 pid:4841 tgid:4841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.096431][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.096476][ T32] Call trace: [ 1338.096527][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.096598][ T32] r10:8291a684 r9:eb375d84 r8:00000002 r7:60000113 r6:eb375d8c r5:85336c00 [ 1338.096644][ T32] r4:85336c00 [ 1338.096691][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.096738][ T32] r5:85336c00 r4:8291a680 [ 1338.096758][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.096797][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.096862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 [ 1338.096888][ T32] r4:00000000 [ 1338.096907][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.096960][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.097020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.097086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516ac00 [ 1338.097136][ T32] r4:00000000 [ 1338.097188][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.097352][ T32] r9:83018205 r8:85336c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1338.114028][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.114114][ T32] r5:00001000 r4:eb1b7000 [ 1338.114137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.114189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.114246][ T32] r5:853a4f8c r4:853a4c00 [ 1338.114270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.114318][ T32] r7:ddde2d80 r6:83018200 r5:853a4f8c r4:8539c280 [ 1338.114349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.114399][ T32] r10:61c88647 r9:85336c00 r8:8539c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.114422][ T32] r4:8539c280 [ 1338.114442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.114506][ T32] r10:00000000 r9:8539c280 r8:80287e08 r7:eb35de60 r6:8539c300 r5:85336c00 [ 1338.114553][ T32] r4:00000001 [ 1338.114584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.114645][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) [ 1338.114678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.114713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.114741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.114807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.114835][ T32] r4:8516ae80 [ 1338.115204][ T32] INFO: task kworker/1:699:4841 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.115248][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.115316][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.115383][ T32] Call trace: [ 1338.115418][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.115473][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.115496][ T32] r4:00000000 [ 1338.115515][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.115555][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 1 printk messages dropped ** [ 1338.115624][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.115674][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.115727][ T32] r5:800f0013 r4:80239bb0 [ 1338.115772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.115817][ T32] r4:82ac21e4 [ 1338.115837][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.115880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.115902][ T32] r4:e0175dc0 [ 1338.115921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.116013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.116089][ T32] r4:00000000 [ 1338.116145][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.116245][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.116295][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.116383][ T32] r5:00001000 r4:e0039000 [ 1338.116437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.116523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.116639][ T32] r5:84b0478c r4:84b04400 [ 1338.116692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.116781][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.116805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.116853][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.116875][ T32] r4:849f2e80 [ 1338.116893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.116939][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.116995][ T32] r4:00000001 [ 1338.117040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.117103][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.117152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.117203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.117232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.117262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.117343][ T32] r4:848f9140 [ 1338.130398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.130477][ T32] INFO: task kworker/1:700:4843 blocked for more than 464 seconds. [ 1338.130516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.130583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.130610][ T32] task:kworker/1:700 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.130720][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.130835][ T32] Call trace: [ 1338.130870][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.130927][ T32] r10:8291a684 r9:eb379d84 r8:00000002 r7:60000013 r6:eb379d8c r5:85332400 [ 1338.130952][ T32] r4:85332400 [ 1338.131006][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.131068][ T32] r5:85332400 r4:8291a680 [ 1338.131089][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.131129][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.131192][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 [ 1338.131218][ T32] r4:00000000 [ 1338.131238][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.131274][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.131323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.131368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835e40 [ 1338.131391][ T32] r4:00000000 [ 1338.131409][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.131455][ T32] r9:83018205 r8:85332400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1338.131476][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.131586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.131631][ T32] r5:853a538c r4:853a5000 [ 1338.131652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.131748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.132000][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.132125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.132624][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1338.132954][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1338.133101][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.133239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 6 printk messages dropped ** [ 1338.133440][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.133587][ T32] r5:84b0478c r4:84b04400 ** 4 printk messages dropped ** [ 1338.133786][ T32] r4:849f2e80 [ 1338.133804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.133953][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.134083][ T32] r4:848f9140 ** 3 printk messages dropped ** [ 1338.134180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.134200][ T32] task:kworker/1:701 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.134243][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.134284][ T32] Call trace: [ 1338.134313][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.134360][ T32] r10:8291a684 r9:eb37dd84 r8:00000002 r7:60000013 r6:eb37dd8c r5:8532c800 [ 1338.134394][ T32] r4:8532c800 [ 1338.134417][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.134461][ T32] r5:8532c800 r4:8291a680 [ 1338.134512][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.134555][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.134599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 [ 1338.134621][ T32] r4:00000000 [ 1338.134639][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.134674][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.134715][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.134757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a000 [ 1338.134817][ T32] r4:00000000 [ 1338.134841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.134887][ T32] r9:83018205 r8:8532c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1338.134909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.134952][ T32] r5:00001000 r4:eb1d3000 [ 1338.134971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.135009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.135049][ T32] r5:853a578c r4:853a5400 [ 1338.135080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.135131][ T32] r7:ddde2d80 r6:83018200 r5:853a578c r4:8539c480 [ 1338.135164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.135222][ T32] r10:61c88647 r9:8532c800 r8:8539c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.135256][ T32] r4:8539c480 [ 1338.135278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.135323][ T32] r10:00000000 r9:8539c480 r8:80287e08 r7:eb379e60 r6:8539c500 r5:8532c800 [ 1338.135345][ T32] r4:00000001 [ 1338.135365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.135400][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 1338.135426][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.135454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.135480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.135508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.135531][ T32] r4:8541a0c0 [ 1338.135732][ T32] INFO: task kworker/1:701:4845 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.135790][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.135871][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.135913][ T32] Call trace: [ 1338.135942][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.135992][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.136014][ T32] r4:00000000 [ 1338.136033][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.136103][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.136145][ T32] 5d20: 89077000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.136178][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.136203][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.136227][ T32] r5:800f0013 r4:80239bb0 [ 1338.136292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.136346][ T32] r4:82ac21e4 [ 1338.136369][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.136412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.136435][ T32] r4:e0175dc0 [ 1338.136453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.136495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.136517][ T32] r4:00000000 [ 1338.136536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.136604][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.136635][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.136713][ T32] r5:00001000 r4:e0039000 [ 1338.136736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.136777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.136819][ T32] r5:84b0478c r4:84b04400 [ 1338.136840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.136886][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.136907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.136964][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.136990][ T32] r4:849f2e80 [ 1338.137009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.137066][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.137094][ T32] r4:00000001 [ 1338.137113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.137151][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.137177][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.137206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.137242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.137274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.137317][ T32] r4:848f9140 [ 1338.137361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.152426][ T32] INFO: task kworker/1:702:4847 blocked for more than 464 seconds. [ 1338.152504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.152534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.152580][ T32] task:kworker/1:702 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.152674][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.152785][ T32] Call trace: [ 1338.152842][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.152902][ T32] r10:8291a684 r9:eb381d84 r8:00000002 r7:60000113 r6:eb381d8c r5:8532e000 [ 1338.152927][ T32] r4:8532e000 [ 1338.152971][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.153036][ T32] r5:8532e000 r4:8291a680 [ 1338.153060][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.153101][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.153145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb381e08 [ 1338.153189][ T32] r4:00000000 [ 1338.153211][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.153266][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.153307][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.153350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a240 [ 1338.153394][ T32] r4:00000000 [ 1338.153416][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.153473][ T32] r9:83018205 r8:8532e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1338.153498][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.153540][ T32] r5:00001000 r4:eb1dd000 [ 1338.153586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.153633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.153677][ T32] r5:853a5b8c r4:853a5800 [ 1338.153703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.153779][ T32] r7:ddde2d80 r6:83018200 r5:853a5b8c r4:8539c580 [ 1338.153820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.153871][ T32] r10:61c88647 r9:8532e000 r8:8539c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.153905][ T32] r4:8539c580 [ 1338.153928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.153974][ T32] r10:00000000 r9:8539c580 r8:80287e08 r7:eb37de60 r6:8539c600 r5:8532e000 [ 1338.154026][ T32] r4:00000001 [ 1338.154049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.154087][ T32] Exception stack(0xeb381fb0 to 0xeb381ff8) [ 1338.154115][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.154143][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.154191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.154224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.154247][ T32] r4:8541a0c0 [ 1338.154638][ T32] INFO: task kworker/1:702:4847 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.154691][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.154751][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.154862][ T32] Call trace: [ 1338.154895][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.154947][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.154969][ T32] r4:00000000 [ 1338.154998][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.155041][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.155090][ T32] 5d20: 89262000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.155123][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.155170][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.155197][ T32] r5:800f0013 r4:80239bb0 [ 1338.155217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.155257][ T32] r4:82ac21e4 [ 1338.155277][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.155319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.155340][ T32] r4:e0175dc0 [ 1338.155370][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.155415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.155438][ T32] r4:00000000 [ 1338.155457][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.155501][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.155544][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.155590][ T32] r5:00001000 r4:e0039000 [ 1338.155610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.155658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.155748][ T32] r5:84b0478c r4:84b04400 [ 1338.155778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.155864][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.155889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.155942][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.155965][ T32] r4:849f2e80 [ 1338.155985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.156031][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.156054][ T32] r4:00000001 [ 1338.156115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.156155][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.156181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.156208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.156256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.156288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.156310][ T32] r4:848f9140 [ 1338.156330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.156363][ T32] INFO: task kworker/1:703:4849 blocked for more than 464 seconds. [ 1338.156394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.156426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.156450][ T32] task:kworker/1:703 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.156495][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.156535][ T32] Call trace: [ 1338.156582][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.156655][ T32] r10:8291a684 r9:eb385d84 r8:00000002 r7:60000013 r6:eb385d8c r5:853a8000 [ 1338.156682][ T32] r4:853a8000 [ 1338.156708][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.156752][ T32] r5:853a8000 r4:8291a680 [ 1338.156792][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.156865][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.156911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 [ 1338.156934][ T32] r4:00000000 [ 1338.156974][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.157012][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.157067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.157122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a340 [ 1338.157179][ T32] r4:00000000 [ 1338.157322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.169586][ T32] r9:83018205 r8:853a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1338.169625][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.169719][ T32] r5:00001000 r4:eb1eb000 [ 1338.169745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.169805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.169873][ T32] r5:853a5f8c r4:853a5c00 [ 1338.169896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.169945][ T32] r7:ddde2d80 r6:83018200 r5:853a5f8c r4:8539c680 [ 1338.169965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.170012][ T32] r10:61c88647 r9:853a8000 r8:8539c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.170033][ T32] r4:8539c680 [ 1338.170053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.170144][ T32] r10:00000000 r9:8539c680 r8:80287e08 r7:eb381e60 r6:8539c700 r5:853a8000 [ 1338.170197][ T32] r4:00000001 [ 1338.170244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.170327][ T32] Exception stack(0xeb385fb0 to 0xeb385ff8) [ 1338.170388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.170450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.170512][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.170575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.170622][ T32] r4:8541a3c0 [ 1338.171251][ T32] INFO: task kworker/1:703:4849 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.171300][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.171381][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.171431][ T32] Call trace: [ 1338.171462][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.171517][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.171552][ T32] r4:00000000 [ 1338.171576][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.171617][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.171667][ T32] 5d20: 897fb000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.171704][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.171751][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.171778][ T32] r5:800f0013 r4:80239bb0 [ 1338.171799][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.171840][ T32] r4:82ac21e4 [ 1338.171859][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.171924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.171975][ T32] r4:e0175dc0 [ 1338.171998][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.172064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.172089][ T32] r4:00000000 [ 1338.172123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.172225][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.172279][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.172392][ T32] r5:00001000 r4:e0039000 [ 1338.172444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.172544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.172647][ T32] r5:84b0478c r4:84b04400 [ 1338.172700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.172804][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.172855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.172958][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.173001][ T32] r4:849f2e80 [ 1338.173021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.173070][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.173092][ T32] r4:00000001 [ 1338.173111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.173147][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.173173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.173201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.173227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.173254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.173276][ T32] r4:848f9140 [ 1338.173334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.173388][ T32] INFO: task kworker/1:704:4851 blocked for more than 464 seconds. [ 1338.173421][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.173447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.173468][ T32] task:kworker/1:704 state:D stack:0 pid:4851 tgid:4851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.173533][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.173579][ T32] Call trace: [ 1338.173617][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.173671][ T32] r10:8291a684 r9:eb359d84 r8:00000002 r7:60000113 r6:eb359d8c r5:853a9800 [ 1338.173700][ T32] r4:853a9800 [ 1338.173721][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.173774][ T32] r5:853a9800 r4:8291a680 [ 1338.173797][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.173837][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.173900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb359e08 [ 1338.173925][ T32] r4:00000000 [ 1338.173963][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.174054][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.174091][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.174133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a5c0 [ 1338.174154][ T32] r4:00000000 [ 1338.174182][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.174230][ T32] r9:83018205 r8:853a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1338.174253][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.174294][ T32] r5:00001000 r4:eb1f5000 [ 1338.174313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.174371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.174417][ T32] r5:853a638c r4:853a6000 [ 1338.174436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.174481][ T32] r7:ddde2d80 r6:83018200 r5:853a638c r4:8539c780 [ 1338.174501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.174588][ T32] r4:8539c780 ** 4 printk messages dropped ** [ 1338.174737][ T32] Exception stack(0xeb359fb0 to 0xeb359ff8) ** 6 printk messages dropped ** [ 1338.175181][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.175683][ T32] r5:800f0013 r4:80239bb0 [ 1338.175711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.175753][ T32] r4:82ac21e4 [ 1338.175782][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.175844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.175869][ T32] r4:e0175dc0 [ 1338.175888][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.175931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.175957][ T32] r4:00000000 [ 1338.175976][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.176021][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.176062][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.176129][ T32] r5:00001000 r4:e0039000 [ 1338.176153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.176195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.176257][ T32] r5:84b0478c r4:84b04400 [ 1338.176280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.176335][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.176358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.176427][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.176472][ T32] r4:849f2e80 [ 1338.176522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.176593][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.176619][ T32] r4:00000001 [ 1338.176638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.176701][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.176746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.176778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.176805][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.176844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.176869][ T32] r4:848f9140 [ 1338.176910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.176938][ T32] INFO: task kworker/1:705:4853 blocked for more than 464 seconds. [ 1338.176965][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.176988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.177030][ T32] task:kworker/1:705 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.177077][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.177120][ T32] Call trace: [ 1338.177172][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.177222][ T32] r10:8291a684 r9:eb389d84 r8:00000002 r7:60000113 r6:eb389d8c r5:853ab000 [ 1338.177246][ T32] r4:853ab000 [ 1338.177265][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.177308][ T32] r5:853ab000 r4:8291a680 [ 1338.177391][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.200003][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.200085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 [ 1338.200110][ T32] r4:00000000 [ 1338.200130][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.200166][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.200203][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.200244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a840 [ 1338.200266][ T32] r4:00000000 [ 1338.200286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.200413][ T32] r5:00001000 r4:eb305000 ** 1 printk messages dropped ** [ 1338.200493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.200629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.201067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.201750][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1338.202155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 7 printk messages dropped ** [ 1338.202579][ T32] r5:00001000 r4:e0039000 ** 7 printk messages dropped ** [ 1338.203238][ T32] r4:849f2e80 ** 5 printk messages dropped ** [ 1338.203562][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.203953][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.204019][ T32] Call trace: [ 1338.204052][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.204125][ T32] r10:8291a684 r9:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:853abc00 [ 1338.204196][ T32] r4:853abc00 [ 1338.204259][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.204354][ T32] r5:853abc00 r4:8291a680 [ 1338.204408][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.204495][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.204586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1338.204636][ T32] r4:00000000 [ 1338.204680][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.204772][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.204855][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.204938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541aac0 [ 1338.204991][ T32] r4:00000000 [ 1338.205037][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.205099][ T32] r9:83018205 r8:853abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1338.205124][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.205189][ T32] r5:00001000 r4:eb397000 [ 1338.205225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.205267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.205309][ T32] r5:853a6b8c r4:853a6800 [ 1338.205328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.205374][ T32] r7:ddde2d80 r6:83018200 r5:853a6b8c r4:8539c980 [ 1338.205394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.205448][ T32] r10:61c88647 r9:853abc00 r8:8539c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.205474][ T32] r4:8539c980 [ 1338.205502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.205551][ T32] r10:00000000 r9:8539c980 r8:80287e08 r7:eb389e60 r6:8539ca00 r5:853abc00 [ 1338.205573][ T32] r4:00000001 [ 1338.205592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.205627][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1338.205682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.205719][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.205757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.205826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.205851][ T32] r4:8541a800 [ 1338.206040][ T32] INFO: task kworker/1:706:4856 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.206072][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.206141][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.206197][ T32] Call trace: [ 1338.206250][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.206303][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 2 printk messages dropped ** [ 1338.206405][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1338.206701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 7 printk messages dropped ** [ 1338.207024][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1338.226142][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.226540][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.226801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.226935][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.227009][ T32] Call trace: [ 1338.227061][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.227128][ T32] r10:8291a684 r9:eb395d84 r8:00000002 r7:60000113 r6:eb395d8c r5:853ac800 [ 1338.227156][ T32] r4:853ac800 [ 1338.227195][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.227255][ T32] r5:853ac800 r4:8291a680 [ 1338.227347][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.231472][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.231542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 1338.231567][ T32] r4:00000000 [ 1338.231587][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.231643][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.231703][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.231750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541bc40 [ 1338.231774][ T32] r4:00000000 [ 1338.231794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.231839][ T32] r9:83018005 r8:853ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1338.231861][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.231926][ T32] r5:00001000 r4:e0655000 [ 1338.231949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.231989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.232051][ T32] r5:853e938c r4:853e9000 [ 1338.232074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.232124][ T32] r7:dddced80 r6:83018000 r5:853e938c r4:852c3280 [ 1338.232165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.232214][ T32] r10:61c88647 r9:853ac800 r8:852c32ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.232238][ T32] r4:852c3280 [ 1338.232257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.232302][ T32] r10:00000000 r9:852c3280 r8:80287e08 r7:eb231e60 r6:8539ca80 r5:853ac800 [ 1338.232354][ T32] r4:00000001 [ 1338.232396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.232446][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1338.232478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.232507][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.232533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.232561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.232582][ T32] r4:8539b700 [ 1338.232943][ T32] INFO: task kworker/0:158:4857 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.232978][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.233039][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.233084][ T32] Call trace: [ 1338.233130][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.233183][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.233206][ T32] r4:00000000 [ 1338.233225][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.233265][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.233293][ T32] 5d20: 89f19000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.233323][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.233348][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.233372][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.233545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1338.233929][ T32] r5:84b0478c r4:84b04400 ** 4 printk messages dropped ** [ 1338.234136][ T32] r4:849f2e80 ** 5 printk messages dropped ** [ 1338.234439][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.235011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.235077][ T32] task:kworker/1:707 state:D stack:0 pid:4858 tgid:4858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.235164][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.235209][ T32] Call trace: [ 1338.235239][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.235287][ T32] r10:8291a684 r9:eb3a1d84 r8:00000002 r7:60000013 r6:eb3a1d8c r5:853ad400 [ 1338.235310][ T32] r4:853ad400 [ 1338.235329][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.235371][ T32] r5:853ad400 r4:8291a680 [ 1338.235390][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.235427][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.235490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1338.235517][ T32] r4:00000000 [ 1338.235536][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.235571][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.235605][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.235665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541acc0 [ 1338.235696][ T32] r4:00000000 [ 1338.235717][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.235761][ T32] r9:83018205 r8:853ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1338.235782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.235823][ T32] r5:00001000 r4:eb39d000 [ 1338.235861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.235903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.235951][ T32] r5:853a6f8c r4:853a6c00 [ 1338.235971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.236037][ T32] r7:ddde2d80 r6:83018200 r5:853a6f8c r4:8539cb00 [ 1338.236061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.236193][ T32] r10:00000000 r9:8539cb00 r8:80287e08 r7:eb391e60 r6:8539cb80 r5:853ad400 ** 6 printk messages dropped ** [ 1338.236450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1338.236862][ T32] Call trace: [ 1338.236891][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.236941][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.236964][ T32] r4:00000000 [ 1338.236984][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.237024][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.237052][ T32] 5d20: 89f19000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.237109][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.237138][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.237181][ T32] r5:800f0013 r4:80239bb0 [ 1338.237203][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.237276][ T32] r4:82ac21e4 [ 1338.237321][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.237454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.252509][ T32] r4:e0175dc0 [ 1338.252546][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.252620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.252649][ T32] r4:00000000 [ 1338.252670][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.252724][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.252746][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.252791][ T32] r5:00001000 r4:e0039000 [ 1338.252810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.252849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.252890][ T32] r5:84b0478c r4:84b04400 [ 1338.252909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.252956][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.252976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.253023][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.253045][ T32] r4:849f2e80 [ 1338.253063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.253108][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.253142][ T32] r4:00000001 [ 1338.253175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.253216][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.253254][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.253399][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1338.253587][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.253741][ T32] r10:8291a684 r9:eb3a9d84 r8:00000002 r7:60000013 r6:eb3a9d8c r5:853ae000 ** 4 printk messages dropped ** [ 1338.253910][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.254118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541aec0 ** 6 printk messages dropped ** [ 1338.254414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.254459][ T32] r5:853a738c r4:853a7000 [ 1338.254479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.254543][ T32] r7:ddde2d80 r6:83018200 r5:853a738c r4:8539cc00 ** 1 printk messages dropped ** [ 1338.254614][ T32] r10:61c88647 r9:853ae000 r8:8539cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.254753][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.254957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.255387][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1338.255651][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1338.255873][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.256025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 3 printk messages dropped ** [ 1338.256154][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.256305][ T32] r5:00001000 r4:e0039000 ** 4 printk messages dropped ** [ 1338.256502][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.256522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.256585][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.256608][ T32] r4:849f2e80 [ 1338.256627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.256684][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.256721][ T32] r4:00000001 [ 1338.256740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.256777][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.256803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.256840][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.256871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.256900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.256921][ T32] r4:848f9140 [ 1338.256972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.257000][ T32] INFO: task kworker/1:709:4863 blocked for more than 464 seconds. [ 1338.257057][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.257084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.257104][ T32] task:kworker/1:709 state:D stack:0 pid:4863 tgid:4863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.257149][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.257190][ T32] Call trace: [ 1338.257238][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.257290][ T32] r10:8291a684 r9:eb3b5d84 r8:00000002 r7:60000113 r6:eb3b5d8c r5:853aa400 [ 1338.257363][ T32] r4:853aa400 [ 1338.271389][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.271467][ T32] r5:853aa400 r4:8291a680 [ 1338.271489][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.271552][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.271600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 [ 1338.271624][ T32] r4:00000000 [ 1338.271643][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.271678][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.271722][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.271765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b000 [ 1338.271807][ T32] r4:00000000 [ 1338.271856][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.271926][ T32] r9:83018205 r8:853aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1338.271951][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.272017][ T32] r5:00001000 r4:eb3b1000 [ 1338.272041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.272081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.272124][ T32] r5:853a778c r4:853a7400 [ 1338.272144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.272221][ T32] r7:ddde2d80 r6:83018200 r5:853a778c r4:8539cd00 [ 1338.272268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.272337][ T32] r10:61c88647 r9:853aa400 r8:8539cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.272383][ T32] r4:8539cd00 [ 1338.272405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.272471][ T32] r10:00000000 r9:8539cd00 r8:80287e08 r7:eb3a9e60 r6:8539cd80 r5:853aa400 [ 1338.272497][ T32] r4:00000001 [ 1338.272518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.272555][ T32] Exception stack(0xeb3b5fb0 to 0xeb3b5ff8) [ 1338.272584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.272612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.272638][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.272666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.272693][ T32] r4:8541ac00 [ 1338.273046][ T32] INFO: task kworker/1:709:4863 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.273079][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.273190][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.273236][ T32] Call trace: [ 1338.273279][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.273355][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.273402][ T32] r4:00000000 [ 1338.273435][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.273478][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.273507][ T32] 5d20: 8a766000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.273556][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.273586][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.273626][ T32] r5:800f0013 r4:80239bb0 [ 1338.273674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.273724][ T32] r4:82ac21e4 [ 1338.273745][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.273808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.273834][ T32] r4:e0175dc0 [ 1338.273872][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.273919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.273942][ T32] r4:00000000 [ 1338.273963][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.274007][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.274050][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.274106][ T32] r5:00001000 r4:e0039000 [ 1338.274130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.274171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.274213][ T32] r5:84b0478c r4:84b04400 [ 1338.274233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.274279][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.274321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.274372][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.274416][ T32] r4:849f2e80 [ 1338.274441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.274543][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.274570][ T32] r4:00000001 [ 1338.274621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.274680][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.274715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.274744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.274785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.274817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1338.274888][ T32] INFO: task kworker/1:710:4865 blocked for more than 464 seconds. ** 6 printk messages dropped ** [ 1338.275262][ T32] r10:8291a684 r9:eb3bdd84 r8:00000002 r7:60000013 r6:eb3bdd8c r5:853a8c00 ** 8 printk messages dropped ** [ 1338.275575][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1338.275711][ T32] r4:00000000 [ 1338.275735][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.275780][ T32] r9:83018205 r8:853a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1338.275822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.275867][ T32] r5:00001000 r4:eb3c3000 [ 1338.275887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.275926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.275967][ T32] r5:853a7b8c r4:853a7800 [ 1338.275986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.276031][ T32] r7:ddde2d80 r6:83018200 r5:853a7b8c r4:8539ce00 [ 1338.276051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.276096][ T32] r10:61c88647 r9:853a8c00 r8:8539ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.276139][ T32] r4:8539ce00 [ 1338.276162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.276227][ T32] r10:00000000 r9:8539ce00 r8:80287e08 r7:eb3b5e60 r6:8539ce80 r5:853a8c00 [ 1338.276276][ T32] r4:00000001 [ 1338.276298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.276335][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1338.276361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.276388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.276414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.276462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.276487][ T32] r4:8541b100 [ 1338.276712][ T32] INFO: task kworker/1:710:4865 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.276746][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.276824][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.276910][ T32] Call trace: [ 1338.276962][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.277014][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.277059][ T32] r4:00000000 [ 1338.277102][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.277145][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.277173][ T32] 5d20: 8a766000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.277202][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.277227][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.277250][ T32] r5:800f0013 r4:80239bb0 [ 1338.277270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.291302][ T32] r4:82ac21e4 [ 1338.291366][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.291438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.291468][ T32] r4:e0175dc0 [ 1338.291488][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.291533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.291577][ T32] r4:00000000 [ 1338.291601][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.291648][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.291669][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.291719][ T32] r5:00001000 r4:e0039000 [ 1338.291739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.291778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.291819][ T32] r5:84b0478c r4:84b04400 [ 1338.291859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.291912][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.291945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.291996][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1338.292082][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 6 printk messages dropped ** [ 1338.292314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1338.292465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1338.292752][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1338.293068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b4c0 ** 6 printk messages dropped ** [ 1338.293344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.293404][ T32] r5:853a7f8c r4:853a7c00 [ 1338.293427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.293507][ T32] r7:ddde2d80 r6:83018200 r5:853a7f8c r4:8539cf00 [ 1338.293556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.293649][ T32] r10:61c88647 r9:85458000 r8:8539cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.293677][ T32] r4:8539cf00 [ 1338.293707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.293755][ T32] r10:00000000 r9:8539cf00 r8:80287e08 r7:eb3bde60 r6:8539cf80 r5:85458000 [ 1338.293778][ T32] r4:00000001 [ 1338.293797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.293832][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1338.293878][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.293925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.293978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.294010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.294043][ T32] r4:8541b100 [ 1338.294403][ T32] INFO: task kworker/1:711:4866 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.294437][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.294491][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.294546][ T32] Call trace: [ 1338.294578][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.294631][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.294674][ T32] r4:00000000 [ 1338.294711][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.294756][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.294801][ T32] 5d20: 8a99b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.294854][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.294883][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.294909][ T32] r5:800f0013 r4:80239bb0 [ 1338.294929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.294971][ T32] r4:82ac21e4 [ 1338.294990][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.295033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.295056][ T32] r4:e0175dc0 [ 1338.295075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.295116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.295160][ T32] r4:00000000 [ 1338.295183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.295251][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.295276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.295320][ T32] r5:00001000 r4:e0039000 [ 1338.295339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.295378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.295419][ T32] r5:84b0478c r4:84b04400 [ 1338.295452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.295532][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.295556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.295604][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.295627][ T32] r4:849f2e80 [ 1338.295645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.295709][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.295736][ T32] r4:00000001 [ 1338.295755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.295803][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.295853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.295897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.295946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.295987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.296012][ T32] r4:848f9140 [ 1338.296066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.296093][ T32] INFO: task kworker/1:712:4869 blocked for more than 464 seconds. ** 1 printk messages dropped ** [ 1338.296189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1338.296492][ T32] r4:8545a400 ** 3 printk messages dropped ** [ 1338.296646][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.296870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.297148][ T32] r5:00001000 r4:eb3d3000 ** 1 printk messages dropped ** [ 1338.297211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.297273][ T32] r5:853e838c r4:853e8000 [ 1338.297296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1338.315347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.315588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.316305][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 3 printk messages dropped ** [ 1338.316417][ T32] 5d20: 8ae79000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.316445][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.316471][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.316494][ T32] r5:800f0013 r4:80239bb0 [ 1338.316525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.316586][ T32] r4:82ac21e4 [ 1338.316607][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.316650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.316671][ T32] r4:e0175dc0 [ 1338.316710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.316757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.316800][ T32] r4:00000000 [ 1338.316823][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.316871][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.316915][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.316961][ T32] r5:00001000 r4:e0039000 [ 1338.316981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.317021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.317083][ T32] r5:84b0478c r4:84b04400 [ 1338.317107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.317156][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.317177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.317247][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.317273][ T32] r4:849f2e80 [ 1338.317359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.321641][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.321717][ T32] r4:00000001 [ 1338.321745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.321796][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.321826][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.321855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.321881][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.321933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.321960][ T32] r4:848f9140 [ 1338.322003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.322035][ T32] INFO: task kworker/1:713:4871 blocked for more than 464 seconds. [ 1338.322091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.322139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.322172][ T32] task:kworker/1:713 state:D stack:0 pid:4871 tgid:4871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.322254][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.322300][ T32] Call trace: [ 1338.322330][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.322414][ T32] r10:8291a684 r9:eb211d84 r8:00000002 r7:60000013 r6:eb211d8c r5:852f3c00 [ 1338.322462][ T32] r4:852f3c00 [ 1338.322505][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.322553][ T32] r5:852f3c00 r4:8291a680 [ 1338.322594][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.322637][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.322681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 [ 1338.322734][ T32] r4:00000000 [ 1338.322757][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.322810][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.322872][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.322918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b900 [ 1338.322952][ T32] r4:00000000 [ 1338.322974][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.323021][ T32] r9:83018205 r8:852f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1338.323044][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.323086][ T32] r5:00001000 r4:dfa83000 [ 1338.323115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.323180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.323246][ T32] r5:853e8b8c r4:853e8800 [ 1338.323290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.323361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.323598][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.323831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1338.324287][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.324514][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 2 printk messages dropped ** [ 1338.324597][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1338.324839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 3 printk messages dropped ** [ 1338.324948][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.325033][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.325273][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 2 printk messages dropped ** [ 1338.325388][ T32] r4:849f2e80 ** 1 printk messages dropped ** [ 1338.325465][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 3 printk messages dropped ** [ 1338.325581][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.325726][ T32] r4:848f9140 [ 1338.325746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.325769][ T32] INFO: task kworker/1:714:4873 blocked for more than 464 seconds. [ 1338.325815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.325861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.325886][ T32] task:kworker/1:714 state:D stack:0 pid:4873 tgid:4873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.325930][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.325970][ T32] Call trace: [ 1338.326059][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.326110][ T32] r10:8291a684 r9:eb3ddd84 r8:00000002 r7:60000013 r6:eb3ddd8c r5:852f1800 [ 1338.326133][ T32] r4:852f1800 [ 1338.326152][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.326194][ T32] r5:852f1800 r4:8291a680 [ 1338.326234][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.326297][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.326343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1338.326365][ T32] r4:00000000 [ 1338.326424][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.326462][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.326498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.326540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b840 [ 1338.326603][ T32] r4:00000000 [ 1338.326626][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.326670][ T32] r9:83018205 r8:852f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1338.326711][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.326757][ T32] r5:00001000 r4:dfa41000 [ 1338.326825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.326874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.326916][ T32] r5:853e878c r4:853e8400 [ 1338.326935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.327004][ T32] r7:ddde2d80 r6:83018200 r5:853e878c r4:8541c180 [ 1338.327029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.327076][ T32] r10:61c88647 r9:852f1800 r8:8541c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.327120][ T32] r4:8541c180 [ 1338.327151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.327231][ T32] r10:00000000 r9:8541c180 r8:80287e08 r7:eb211e60 r6:852c3380 r5:852f1800 [ 1338.327268][ T32] r4:00000001 [ 1338.327308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.327396][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1338.342586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.342660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.342709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.342745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.342784][ T32] r4:8541b780 [ 1338.343111][ T32] INFO: task kworker/1:714:4873 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.343170][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.343234][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.343287][ T32] Call trace: [ 1338.343317][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.343370][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.343393][ T32] r4:00000000 [ 1338.343411][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.343451][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.343479][ T32] 5d20: 8b2dd000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.343507][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.343531][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.343554][ T32] r5:800f0013 r4:80239bb0 [ 1338.343574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.343614][ T32] r4:82ac21e4 [ 1338.343638][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.343681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.343743][ T32] r4:e0175dc0 [ 1338.343766][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.343810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.343833][ T32] r4:00000000 [ 1338.343852][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.343899][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.343921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.343962][ T32] r5:00001000 r4:e0039000 [ 1338.343982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.344020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.344084][ T32] r5:84b0478c r4:84b04400 [ 1338.344117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.344187][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.344211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.344260][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.344282][ T32] r4:849f2e80 [ 1338.344301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.344357][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.344384][ T32] r4:00000001 [ 1338.344403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.344439][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.344465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.344492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.344527][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.344559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.344581][ T32] r4:848f9140 [ 1338.344621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.344658][ T32] INFO: task kworker/1:715:4875 blocked for more than 464 seconds. [ 1338.344705][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.344732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.344773][ T32] task:kworker/1:715 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.344821][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.344985][ T32] r4:852f5400 ** 3 printk messages dropped ** [ 1338.345133][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.345353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541be40 ** 4 printk messages dropped ** [ 1338.345549][ T32] r5:00001000 r4:e0799000 ** 1 printk messages dropped ** [ 1338.345634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.345690][ T32] r5:853e978c r4:853e9400 [ 1338.345714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.345762][ T32] r7:ddde2d80 r6:83018200 r5:853e978c r4:8541c200 [ 1338.345802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.345852][ T32] r10:61c88647 r9:852f5400 r8:8541c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.345876][ T32] r4:8541c200 [ 1338.345915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.345963][ T32] r10:00000000 r9:8541c200 r8:80287e08 r7:eb211e60 r6:852c3400 r5:852f5400 [ 1338.345985][ T32] r4:00000001 [ 1338.346004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.346040][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1338.346066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.346094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.346120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.346148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.346170][ T32] r4:8541b940 [ 1338.346325][ T32] INFO: task kworker/1:715:4875 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.346354][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.346406][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.346466][ T32] Call trace: [ 1338.346518][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.346569][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.346592][ T32] r4:00000000 [ 1338.346632][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.346675][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.346730][ T32] 5d20: 8b2dd000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.346783][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.346815][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.346840][ T32] r5:800f0013 r4:80239bb0 [ 1338.346859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.346899][ T32] r4:82ac21e4 [ 1338.346919][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.346961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.346998][ T32] r4:e0175dc0 [ 1338.347020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.347084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.347110][ T32] r4:00000000 [ 1338.347130][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.347175][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.347196][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.347260][ T32] r5:00001000 r4:e0039000 [ 1338.347283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.359849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.359949][ T32] r5:84b0478c r4:84b04400 [ 1338.359973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.360023][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.360044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.360092][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.360114][ T32] r4:849f2e80 [ 1338.360151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.360203][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.360226][ T32] r4:00000001 [ 1338.360278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.360320][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.360349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.360377][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.360426][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.360481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.360507][ T32] r4:848f9140 [ 1338.360529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.360566][ T32] INFO: task kworker/1:716:4879 blocked for more than 464 seconds. [ 1338.360617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.360646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.360668][ T32] task:kworker/1:716 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.360725][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.360769][ T32] Call trace: [ 1338.360836][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.360889][ T32] r10:8291a684 r9:eb38dd84 r8:00000002 r7:60000113 r6:eb38dd8c r5:852f6000 [ 1338.360922][ T32] r4:852f6000 [ 1338.360965][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.361042][ T32] r5:852f6000 r4:8291a680 [ 1338.361087][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.361130][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.361173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb38de08 [ 1338.361196][ T32] r4:00000000 [ 1338.361238][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.361282][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.361319][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.361361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f040 [ 1338.361413][ T32] r4:00000000 [ 1338.361437][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.361603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.361663][ T32] r5:853ea38c r4:853ea000 [ 1338.361691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.361761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.361894][ T32] r10:00000000 r9:8541c280 r8:80287e08 r7:eb3e1e60 r6:852c3480 r5:852f6000 ** 5 printk messages dropped ** [ 1338.362073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.362470][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.362782][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 3 printk messages dropped ** [ 1338.362936][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.363095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.363121][ T32] r4:e0175dc0 [ 1338.363140][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.363183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.363205][ T32] r4:00000000 [ 1338.363223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.363267][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.363289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.363330][ T32] r5:00001000 r4:e0039000 [ 1338.363350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.363388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.363430][ T32] r5:84b0478c r4:84b04400 [ 1338.363449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.363495][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.363515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.363583][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.363609][ T32] r4:849f2e80 [ 1338.363653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.363709][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.363732][ T32] r4:00000001 [ 1338.363752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.363787][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.363812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.363862][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.363922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.363955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.363977][ T32] r4:848f9140 [ 1338.364027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.364058][ T32] INFO: task kworker/0:159:4880 blocked for more than 464 seconds. [ 1338.364086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.364109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.364130][ T32] task:kworker/0:159 state:D stack:0 pid:4880 tgid:4880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.364174][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.364247][ T32] Call trace: [ 1338.364304][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.364361][ T32] r10:8291a684 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:852f6c00 [ 1338.364390][ T32] r4:852f6c00 [ 1338.364432][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.364478][ T32] r5:852f6c00 r4:8291a680 [ 1338.364498][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.364535][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.364577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1338.364599][ T32] r4:00000000 [ 1338.364618][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.364663][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.364735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.364801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542bac0 [ 1338.364838][ T32] r4:00000000 [ 1338.364860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.364906][ T32] r9:83018005 r8:852f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1338.364960][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.365005][ T32] r5:00001000 r4:eb497000 [ 1338.365044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.365086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.365128][ T32] r5:85212f8c r4:85212c00 [ 1338.365148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.365192][ T32] r7:dddced80 r6:83018000 r5:85212f8c r4:852c3500 [ 1338.365213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.365261][ T32] r10:61c88647 r9:852f6c00 r8:852c352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.365294][ T32] r4:852c3500 [ 1338.365328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.365378][ T32] r10:00000000 r9:852c3500 r8:80287e08 r7:eb231e60 r6:852c3580 r5:852f6c00 [ 1338.365402][ T32] r4:00000001 [ 1338.365421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.365457][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1338.365484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.365526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.365568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.365598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.365622][ T32] r4:8539ba80 [ 1338.365779][ T32] INFO: task kworker/0:159:4880 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.365811][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.365927][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.365978][ T32] Call trace: [ 1338.366017][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.366073][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.366099][ T32] r4:00000000 [ 1338.366121][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.366161][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.366192][ T32] 5d20: 8b44d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.366241][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.366271][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.366297][ T32] r5:800f0013 r4:80239bb0 [ 1338.366320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1338.366427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 3 printk messages dropped ** [ 1338.366549][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.366839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.367089][ T32] r4:849f2e80 [ 1338.367109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.367156][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.367180][ T32] r4:00000001 [ 1338.367200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.367271][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.367353][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.389107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.389154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.389189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.389229][ T32] r4:848f9140 [ 1338.389259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.389289][ T32] INFO: task kworker/1:717:4882 blocked for more than 464 seconds. [ 1338.389329][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.389357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.389379][ T32] task:kworker/1:717 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.389434][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.389491][ T32] Call trace: [ 1338.389537][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.389594][ T32] r10:8291a684 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:8530ec00 [ 1338.389619][ T32] r4:8530ec00 [ 1338.389660][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.389714][ T32] r5:8530ec00 r4:8291a680 [ 1338.389736][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.389799][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.389846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 [ 1338.389870][ T32] r4:00000000 [ 1338.389890][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.389924][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.389961][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.390024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541bf00 [ 1338.390052][ T32] r4:00000000 [ 1338.390083][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.390157][ T32] r9:83018205 r8:8530ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1338.390184][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.390230][ T32] r5:00001000 r4:e07ed000 [ 1338.390277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.390344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.390411][ T32] r5:853e9b8c r4:853e9800 [ 1338.390436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.390485][ T32] r7:ddde2d80 r6:83018200 r5:853e9b8c r4:8541c300 [ 1338.390509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.390557][ T32] r10:61c88647 r9:8530ec00 r8:8541c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.390582][ T32] r4:8541c300 [ 1338.390624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.390676][ T32] r10:00000000 r9:8541c300 r8:80287e08 r7:eb38de60 r6:852c3600 r5:8530ec00 [ 1338.390709][ T32] r4:00000001 [ 1338.390750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.390810][ T32] Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) [ 1338.390840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.390871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.390898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.390930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.390966][ T32] r4:8541bf80 [ 1338.391310][ T32] INFO: task kworker/1:717:4882 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.391344][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.391424][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.391470][ T32] Call trace: [ 1338.391502][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.391554][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.391579][ T32] r4:00000000 [ 1338.391642][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.391706][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.391736][ T32] 5d20: 8b95f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.391795][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.391842][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.391890][ T32] r5:800f0013 r4:80239bb0 [ 1338.391916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.392002][ T32] r4:82ac21e4 [ 1338.392029][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.392074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.392098][ T32] r4:e0175dc0 [ 1338.392119][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.392161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.392204][ T32] r4:00000000 [ 1338.392229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.392277][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.392300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.392344][ T32] r5:00001000 r4:e0039000 [ 1338.392365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.392405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.392449][ T32] r5:84b0478c r4:84b04400 [ 1338.392492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.392564][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.392591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.392641][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.392664][ T32] r4:849f2e80 [ 1338.392697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.392749][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.392774][ T32] r4:00000001 [ 1338.392794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.392830][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.392858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.392889][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.392916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.392946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.392970][ T32] r4:848f9140 [ 1338.392991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.393037][ T32] INFO: task kworker/1:718:4884 blocked for more than 464 seconds. [ 1338.393071][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.393096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.393147][ T32] task:kworker/1:718 state:D stack:0 pid:4884 tgid:4884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.393219][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.393266][ T32] Call trace: [ 1338.393298][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.393346][ T32] r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:84983000 [ 1338.393370][ T32] r4:84983000 [ 1338.393390][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.393443][ T32] r5:84983000 r4:8291a680 [ 1338.393467][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.393508][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.393580][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 [ 1338.393618][ T32] r4:00000000 [ 1338.393646][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.393708][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.393768][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.393838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a6c0 [ 1338.393866][ T32] r4:00000000 [ 1338.393906][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.393956][ T32] r9:83018205 r8:84983000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1338.393989][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.394060][ T32] r5:00001000 r4:eaa3b000 [ 1338.394104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.394149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.394211][ T32] r5:853e9f8c r4:853e9c00 [ 1338.394235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.394284][ T32] r7:ddde2d80 r6:83018200 r5:853e9f8c r4:8541c380 [ 1338.394305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.394372][ T32] r10:61c88647 r9:84983000 r8:8541c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.394398][ T32] r4:8541c380 [ 1338.394417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.394462][ T32] r10:00000000 r9:8541c380 r8:80287e08 r7:eb38de60 r6:852c3680 r5:84983000 [ 1338.394513][ T32] r4:00000001 [ 1338.394555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.394593][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1338.394619][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.394647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.394672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.394707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.394730][ T32] r4:8541b9c0 [ 1338.394909][ T32] INFO: task kworker/1:718:4884 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.394941][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.395031][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.395097][ T32] Call trace: [ 1338.395125][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.395196][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.395222][ T32] r4:00000000 [ 1338.395242][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.395282][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.395330][ T32] 5d20: 8b95f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.395382][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.395411][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.395435][ T32] r5:800f0013 r4:80239bb0 [ 1338.395486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.395530][ T32] r4:82ac21e4 [ 1338.395550][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.395601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.395627][ T32] r4:e0175dc0 [ 1338.395666][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.395717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.395739][ T32] r4:00000000 [ 1338.395758][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.395803][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.395824][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.395865][ T32] r5:00001000 r4:e0039000 [ 1338.395885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.395924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.395974][ T32] r5:84b0478c r4:84b04400 [ 1338.396023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.396096][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.396142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.396194][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.396219][ T32] r4:849f2e80 [ 1338.396237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.396286][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.396349][ T32] r4:00000001 [ 1338.396396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.396445][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.396476][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.396504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.396530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.396577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.396623][ T32] r4:848f9140 [ 1338.396658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.396721][ T32] INFO: task kworker/1:719:4887 blocked for more than 464 seconds. [ 1338.396751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.396775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.396796][ T32] task:kworker/1:719 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.396843][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.396898][ T32] Call trace: [ 1338.396932][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.396980][ T32] r10:8291a684 r9:eb405d84 r8:00000002 r7:60000013 r6:eb405d8c r5:853b0c00 [ 1338.397012][ T32] r4:853b0c00 [ 1338.397035][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.397079][ T32] r5:853b0c00 r4:8291a680 [ 1338.397119][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.397162][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.397228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 1338.397337][ T32] r4:00000000 [ 1338.414622][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.414699][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.414810][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.414876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f140 [ 1338.414924][ T32] r4:00000000 [ 1338.414954][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.415004][ T32] r9:83018205 r8:853b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1338.415027][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.415073][ T32] r5:00001000 r4:eab37000 [ 1338.415093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.415134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.415176][ T32] r5:853ea78c r4:853ea400 [ 1338.415196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1338.415387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1338.415626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.416160][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.416501][ T32] 5d20: 8bdf8000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 7 printk messages dropped ** [ 1338.416801][ T32] r4:e0175dc0 [ 1338.416825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.416890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.416916][ T32] r4:00000000 [ 1338.416936][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.417003][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.417029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.417073][ T32] r5:00001000 r4:e0039000 [ 1338.417093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.417148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.417210][ T32] r5:84b0478c r4:84b04400 [ 1338.417233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.417280][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.417349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.429404][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.429470][ T32] r4:849f2e80 [ 1338.429505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.429576][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.429599][ T32] r4:00000001 [ 1338.429643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.429693][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.429724][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.429753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.429778][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.429842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.429868][ T32] r4:848f9140 [ 1338.429892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.429921][ T32] INFO: task kworker/1:720:4888 blocked for more than 464 seconds. [ 1338.429953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.429998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.430032][ T32] task:kworker/1:720 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.430092][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.430160][ T32] Call trace: [ 1338.430196][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.430248][ T32] r10:8291a684 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:853b1800 [ 1338.430272][ T32] r4:853b1800 [ 1338.430292][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.430334][ T32] r5:853b1800 r4:8291a680 [ 1338.430354][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.430394][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.430435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 [ 1338.430477][ T32] r4:00000000 [ 1338.430509][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.430559][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.430622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.430703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f2c0 [ 1338.430729][ T32] r4:00000000 [ 1338.430748][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.430814][ T32] r9:83018205 r8:853b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1338.430859][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.430921][ T32] r5:00001000 r4:eab79000 [ 1338.430969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.431044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.431134][ T32] r5:853eab8c r4:853ea800 [ 1338.431174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.431269][ T32] r7:ddde2d80 r6:83018200 r5:853eab8c r4:8541c480 [ 1338.431317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.431409][ T32] r10:61c88647 r9:853b1800 r8:8541c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.431452][ T32] r4:8541c480 [ 1338.431494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.431583][ T32] r10:00000000 r9:8541c480 r8:80287e08 r7:eb405e60 r6:852c3780 r5:853b1800 [ 1338.431641][ T32] r4:00000001 [ 1338.431697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.431777][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1338.431832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.431899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.431959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.432020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1338.432856][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.433001][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.433088][ T32] Call trace: [ 1338.433158][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.433256][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.433302][ T32] r4:00000000 [ 1338.433343][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.433423][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.433481][ T32] 5d20: 8c24b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.433539][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.433591][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.433640][ T32] r5:800f0013 r4:80239bb0 [ 1338.433712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.433824][ T32] r4:82ac21e4 [ 1338.433882][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.433985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.434046][ T32] r4:e0175dc0 [ 1338.434090][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.434178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.434225][ T32] r4:00000000 [ 1338.434277][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.434400][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.434451][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.434536][ T32] r5:00001000 r4:e0039000 [ 1338.434586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.434683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.434807][ T32] r5:84b0478c r4:84b04400 [ 1338.434854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.434947][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.435004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.435099][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.435145][ T32] r4:849f2e80 [ 1338.435202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.435302][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.435353][ T32] r4:00000001 [ 1338.435394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.435484][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.435554][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.435741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1338.436241][ T32] Call trace: ** 3 printk messages dropped ** [ 1338.436518][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1338.437068][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1338.463141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.463453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.463551][ T32] r5:853ebf8c r4:853ebc00 ** 2 printk messages dropped ** [ 1338.463790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.464088][ T32] r10:00000000 r9:8541c500 r8:80287e08 r7:eb409e60 r6:852c3800 r5:853b0000 ** 6 printk messages dropped ** [ 1338.464560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1338.465584][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.465957][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.466248][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 5 printk messages dropped ** [ 1338.466727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 7 printk messages dropped ** [ 1338.467361][ T32] r5:00001000 r4:e0039000 ** 4 printk messages dropped ** [ 1338.481379][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 4 printk messages dropped ** [ 1338.481696][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 5 printk messages dropped ** [ 1338.482017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.482092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.482159][ T32] r4:848f9140 [ 1338.482249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.482329][ T32] INFO: task kworker/1:722:4892 blocked for more than 464 seconds. [ 1338.482403][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.482458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.482504][ T32] task:kworker/1:722 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.482608][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.482695][ T32] Call trace: [ 1338.482796][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.482907][ T32] r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:853b3c00 [ 1338.482961][ T32] r4:853b3c00 [ 1338.483003][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.483088][ T32] r5:853b3c00 r4:8291a680 [ 1338.483132][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.483221][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.483349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1338.483397][ T32] r4:00000000 [ 1338.483434][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.483497][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.483565][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.483663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f440 [ 1338.483718][ T32] r4:00000000 [ 1338.483765][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.483874][ T32] r9:83018205 r8:853b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1338.483955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.484059][ T32] r5:00001000 r4:eabd7000 [ 1338.484102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.484219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.484311][ T32] r5:853eaf8c r4:853eac00 [ 1338.484352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.484442][ T32] r7:ddde2d80 r6:83018200 r5:853eaf8c r4:8541c580 [ 1338.484487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.484582][ T32] r10:61c88647 r9:853b3c00 r8:8541c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.484630][ T32] r4:8541c580 [ 1338.484671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.484766][ T32] r10:00000000 r9:8541c580 r8:80287e08 r7:eb411e60 r6:852c3880 r5:853b3c00 [ 1338.484814][ T32] r4:00000001 [ 1338.484859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.484944][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1338.485001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.485060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.485115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.485200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.485286][ T32] r4:8539f100 [ 1338.486013][ T32] INFO: task kworker/1:722:4892 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.486101][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.486222][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.486342][ T32] Call trace: [ 1338.486449][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.486592][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.486649][ T32] r4:00000000 [ 1338.486693][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.486827][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.486898][ T32] 5d20: 8c715000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.486970][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.487027][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.487075][ T32] r5:800f0013 r4:80239bb0 [ 1338.487117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.487205][ T32] r4:82ac21e4 [ 1338.487249][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.507945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.508072][ T32] r4:e0175dc0 [ 1338.508126][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.508242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.508306][ T32] r4:00000000 [ 1338.508353][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.508447][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.508490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.508580][ T32] r5:00001000 r4:e0039000 [ 1338.508624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.508722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.508819][ T32] r5:84b0478c r4:84b04400 [ 1338.508868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.508980][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.509033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.509130][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.509191][ T32] r4:849f2e80 [ 1338.509239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.509335][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.509426][ T32] r4:00000001 [ 1338.509476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.509557][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.509642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.509721][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.509775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.509834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.509880][ T32] r4:848f9140 [ 1338.509926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.509990][ T32] INFO: task kworker/1:723:4893 blocked for more than 465 seconds. [ 1338.510052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.510106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.510167][ T32] task:kworker/1:723 state:D stack:0 pid:4893 tgid:4893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.510277][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.510360][ T32] Call trace: [ 1338.510422][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.510522][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000013 r6:eb41dd8c r5:853b2400 [ 1338.510571][ T32] r4:853b2400 [ 1338.510641][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.510733][ T32] r5:853b2400 r4:8291a680 [ 1338.510794][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.510880][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.510981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1338.511031][ T32] r4:00000000 [ 1338.511071][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.511148][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.511221][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.511304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f500 [ 1338.511353][ T32] r4:00000000 [ 1338.511393][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.511480][ T32] r9:83018205 r8:853b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.511524][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.511610][ T32] r5:00001000 r4:eac1b000 [ 1338.511650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.511731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.511813][ T32] r5:853eb38c r4:853eb000 [ 1338.511851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.511947][ T32] r7:ddde2d80 r6:83018200 r5:853eb38c r4:8541c600 [ 1338.511991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.512086][ T32] r10:61c88647 r9:853b2400 r8:8541c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.512135][ T32] r4:8541c600 [ 1338.512177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.512289][ T32] r10:00000000 r9:8541c600 r8:80287e08 r7:eb411e60 r6:852c3900 r5:853b2400 [ 1338.512365][ T32] r4:00000001 [ 1338.512409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.512504][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 1338.512575][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.512635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.512703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.512767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.512815][ T32] r4:8539f380 [ 1338.513539][ T32] INFO: task kworker/1:723:4893 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.513628][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.513782][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.513913][ T32] Call trace: [ 1338.513989][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.514090][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.514155][ T32] r4:00000000 [ 1338.514201][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.514281][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.514353][ T32] 5d20: 8cacd000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.514424][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.514505][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.514573][ T32] r5:800f0013 r4:80239bb0 [ 1338.514626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.514718][ T32] r4:82ac21e4 [ 1338.514789][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.514882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.514928][ T32] r4:e0175dc0 [ 1338.514976][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.515056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.515101][ T32] r4:00000000 [ 1338.515141][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.515228][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.515300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.515421][ T32] r5:00001000 r4:e0039000 [ 1338.515497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.515621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.515719][ T32] r5:84b0478c r4:84b04400 [ 1338.515769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.515867][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.515916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.516073][ T32] r4:849f2e80 [ 1338.516123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.516492][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.516800][ T32] r4:848f9140 ** 2 printk messages dropped ** [ 1338.516984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.517226][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.541623][ T32] r4:853b3000 ** 3 printk messages dropped ** [ 1338.541877][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.541979][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 1338.542027][ T32] r4:00000000 [ 1338.542067][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.542152][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.542235][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.542389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539f640 [ 1338.542491][ T32] r4:00000000 [ 1338.542540][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.542636][ T32] r9:83018205 r8:853b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1338.542683][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.542791][ T32] r5:00001000 r4:eac63000 [ 1338.542839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.542920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.543019][ T32] r5:853eb78c r4:853eb400 [ 1338.543084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.543202][ T32] r7:ddde2d80 r6:83018200 r5:853eb78c r4:8541c680 [ 1338.543251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.543358][ T32] r10:61c88647 r9:853b3000 r8:8541c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.543409][ T32] r4:8541c680 [ 1338.543450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.543586][ T32] r10:00000000 r9:8541c680 r8:80287e08 r7:eb411e60 r6:852c3980 r5:853b3000 [ 1338.543653][ T32] r4:00000001 [ 1338.543701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.543779][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) [ 1338.543841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.543899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.543968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.544031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.544077][ T32] r4:8539f540 [ 1338.544787][ T32] INFO: task kworker/1:724:4895 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.544864][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.544996][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.545089][ T32] Call trace: [ 1338.545170][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.545291][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.545347][ T32] r4:00000000 [ 1338.545397][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.545479][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.545539][ T32] 5d20: 8cd77000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.545599][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.545650][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.545706][ T32] r5:800f0013 r4:80239bb0 [ 1338.545766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.545856][ T32] r4:82ac21e4 [ 1338.545901][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.546011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.546075][ T32] r4:e0175dc0 [ 1338.546115][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.546218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.546273][ T32] r4:00000000 [ 1338.546317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.546552][ T32] r5:00001000 r4:e0039000 ** 4 printk messages dropped ** [ 1338.546970][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 3 printk messages dropped ** [ 1338.547198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.555043][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.555384][ T32] INFO: task kworker/1:725:4897 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.555666][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.556036][ T32] r4:85458c00 ** 3 printk messages dropped ** [ 1338.556390][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.556752][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.557245][ T32] r5:00001000 r4:eac89000 [ 1338.557285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.567956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.568080][ T32] r5:853ebb8c r4:853eb800 [ 1338.568124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.568214][ T32] r7:ddde2d80 r6:83018200 r5:853ebb8c r4:8541c700 [ 1338.568280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.568385][ T32] r10:61c88647 r9:85458c00 r8:8541c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.568442][ T32] r4:8541c700 [ 1338.568485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.568573][ T32] r10:00000000 r9:8541c700 r8:80287e08 r7:eb411e60 r6:8541c780 r5:85458c00 [ 1338.568642][ T32] r4:00000001 [ 1338.568716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.568809][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1338.568888][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.568960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.569018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.569083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.569134][ T32] r4:8539f900 [ 1338.569832][ T32] INFO: task kworker/1:725:4897 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.569921][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.570053][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.570143][ T32] Call trace: [ 1338.570206][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.570304][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.570348][ T32] r4:00000000 [ 1338.570386][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.570459][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.570514][ T32] 5d20: 8ceae000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.570577][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.570631][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.570679][ T32] r5:800f0013 r4:80239bb0 [ 1338.570722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.570825][ T32] r4:82ac21e4 [ 1338.570866][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.571017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.571100][ T32] r4:e0175dc0 [ 1338.571148][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.571239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.571287][ T32] r4:00000000 [ 1338.571379][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.571482][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.571543][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.571637][ T32] r5:00001000 r4:e0039000 [ 1338.571682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.571768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.571855][ T32] r5:84b0478c r4:84b04400 [ 1338.571900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.572003][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.572072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.572173][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.572216][ T32] r4:849f2e80 [ 1338.572252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.572342][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.572387][ T32] r4:00000001 [ 1338.572424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.572491][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.572559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.572630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.572713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.572774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.572820][ T32] r4:848f9140 [ 1338.572861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.572909][ T32] INFO: task kworker/1:726:4900 blocked for more than 465 seconds. [ 1338.572971][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.573029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.573093][ T32] task:kworker/1:726 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.573208][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.573305][ T32] Call trace: [ 1338.573365][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.573452][ T32] r10:8291a684 r9:eb429d84 r8:00000002 r7:60000013 r6:eb429d8c r5:8545b000 [ 1338.573497][ T32] r4:8545b000 [ 1338.573534][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.573616][ T32] r5:8545b000 r4:8291a680 [ 1338.573656][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.573732][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.573808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1338.573850][ T32] r4:00000000 [ 1338.573906][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.573987][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.574077][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.574171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539fc00 [ 1338.574219][ T32] r4:00000000 [ 1338.574262][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.574347][ T32] r9:83018205 r8:8545b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1338.574393][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.574481][ T32] r5:00001000 r4:eae17000 [ 1338.574543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.574627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.574709][ T32] r5:853ec78c r4:853ec400 [ 1338.574746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.574854][ T32] r7:ddde2d80 r6:83018200 r5:853ec78c r4:8541c800 [ 1338.574907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.575002][ T32] r10:61c88647 r9:8545b000 r8:8541c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.575047][ T32] r4:8541c800 [ 1338.575083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.575167][ T32] r10:00000000 r9:8541c800 r8:80287e08 r7:eb411e60 r6:8541c880 r5:8545b000 [ 1338.575216][ T32] r4:00000001 [ 1338.575255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.575336][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1338.575426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.575499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.575566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.575642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.575711][ T32] r4:8539f880 [ 1338.576066][ T32] INFO: task kworker/1:726:4900 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.576139][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.576280][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.576369][ T32] Call trace: [ 1338.576484][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.576605][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.576651][ T32] r4:00000000 [ 1338.576694][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.576784][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.576849][ T32] 5d20: 8ceae000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.576911][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.576979][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.577032][ T32] r5:800f0013 r4:80239bb0 [ 1338.577076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.577160][ T32] r4:82ac21e4 [ 1338.577204][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.611533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.611676][ T32] r4:e0175dc0 [ 1338.611764][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.611901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.611971][ T32] r4:00000000 [ 1338.612040][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.612175][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.612230][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.612325][ T32] r5:00001000 r4:e0039000 [ 1338.612368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.612467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.612560][ T32] r5:84b0478c r4:84b04400 [ 1338.612605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.612720][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.612781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.612878][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.612925][ T32] r4:849f2e80 [ 1338.612982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.613075][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.613120][ T32] r4:00000001 [ 1338.613162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.613240][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.613301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.613363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.613418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.613480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.613530][ T32] r4:848f9140 [ 1338.613578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1338.613981][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.614525][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1338.615109][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.615625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.615729][ T32] r5:853ec38c r4:853ec000 [ 1338.615784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.615941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1338.616132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.616724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.629483][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 6 printk messages dropped ** [ 1338.629941][ T32] r5:800f0013 r4:80239bb0 [ 1338.629989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.630073][ T32] r4:82ac21e4 [ 1338.630116][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.630201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.630264][ T32] r4:e0175dc0 [ 1338.630309][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.630396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.630446][ T32] r4:00000000 [ 1338.630487][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.630579][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.630624][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.630711][ T32] r5:00001000 r4:e0039000 [ 1338.630754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.630861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.631109][ T32] r5:84b0478c r4:84b04400 [ 1338.631172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.631270][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.631317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.631416][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.631468][ T32] r4:849f2e80 [ 1338.631513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.631612][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.631662][ T32] r4:00000001 [ 1338.631707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.631784][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.631863][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.631960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.632046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.632114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.632162][ T32] r4:848f9140 [ 1338.632209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.632266][ T32] INFO: task kworker/1:728:4904 blocked for more than 465 seconds. [ 1338.632348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.632407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.632452][ T32] task:kworker/1:728 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.632546][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.632633][ T32] Call trace: [ 1338.632702][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.632823][ T32] r10:8291a684 r9:eb43dd84 r8:00000002 r7:60000013 r6:eb43dd8c r5:853b4800 [ 1338.632880][ T32] r4:853b4800 [ 1338.632928][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.633025][ T32] r5:853b4800 r4:8291a680 [ 1338.633068][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.633309][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.633597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539fdc0 ** 4 printk messages dropped ** [ 1338.633919][ T32] r5:00001000 r4:eaeaf000 [ 1338.633986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.634073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.634157][ T32] r5:853ecb8c r4:853ec800 [ 1338.634198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.634287][ T32] r7:ddde2d80 r6:83018200 r5:853ecb8c r4:8541ca00 [ 1338.634330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.634420][ T32] r10:61c88647 r9:853b4800 r8:8541ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.634471][ T32] r4:8541ca00 [ 1338.634513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.634607][ T32] r10:00000000 r9:8541ca00 r8:80287e08 r7:eb429e60 r6:852c3a00 r5:853b4800 [ 1338.634654][ T32] r4:00000001 [ 1338.634693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.634766][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1338.634843][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.634902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.635003][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.635071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.635118][ T32] r4:8539fcc0 [ 1338.635728][ T32] INFO: task kworker/1:728:4904 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.635808][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.635953][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.636067][ T32] Call trace: [ 1338.636140][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.636245][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.636487][ T32] r4:00000000 [ 1338.636545][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.636650][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.636732][ T32] 5d20: 8d492000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.636807][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.636915][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.637003][ T32] r5:800f0013 r4:80239bb0 [ 1338.637052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.637142][ T32] r4:82ac21e4 [ 1338.637201][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1338.660378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 6 printk messages dropped ** [ 1338.660858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.660947][ T32] r5:84b0478c r4:84b04400 [ 1338.660990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.661083][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.661127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.661237][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.661290][ T32] r4:849f2e80 [ 1338.661331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.661438][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.661491][ T32] r4:00000001 [ 1338.661531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.661638][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.661715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.661804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.661885][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.661991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.662055][ T32] r4:848f9140 [ 1338.662113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.662170][ T32] INFO: task kworker/1:729:4906 blocked for more than 465 seconds. [ 1338.662231][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.662281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.662326][ T32] task:kworker/1:729 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.662431][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.662558][ T32] Call trace: [ 1338.662657][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.662764][ T32] r10:8291a684 r9:eb445d84 r8:00000002 r7:60000113 r6:eb445d8c r5:853b6c00 [ 1338.662849][ T32] r4:853b6c00 [ 1338.662894][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.662994][ T32] r5:853b6c00 r4:8291a680 ** 6 printk messages dropped ** [ 1338.663571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1338.664615][ T32] r10:61c88647 r9:853b6c00 r8:8541caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1338.666661][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 17 printk messages dropped ** [ 1338.689593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1338.691637][ T32] INFO: task kworker/1:730:4907 blocked for more than 465 seconds. ** 15 printk messages dropped ** [ 1338.693279][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1338.693848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.693934][ T32] r5:00001000 r4:eb213000 [ 1338.693983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.694063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.694146][ T32] r5:853ecf8c r4:853ecc00 [ 1338.694188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.694436][ T32] r7:ddde2d80 r6:83018200 r5:853ecf8c r4:8541cb00 [ 1338.694492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.694587][ T32] r10:61c88647 r9:853b5400 r8:8541cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.694632][ T32] r4:8541cb00 ** 4 printk messages dropped ** [ 1338.695055][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) ** 13 printk messages dropped ** [ 1338.696875][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 20 printk messages dropped ** [ 1338.725461][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 18 printk messages dropped ** [ 1338.726811][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.727197][ T32] r4:853b6000 [ 1338.727244][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.742000][ T32] r5:853b6000 r4:8291a680 [ 1338.742069][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.742182][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.742276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 [ 1338.742326][ T32] r4:00000000 [ 1338.742395][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.742514][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.742604][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.742712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85434140 [ 1338.742792][ T32] r4:00000000 [ 1338.742860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.742979][ T32] r9:83018205 r8:853b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.743049][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1338.743618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1338.745893][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1338.746526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 21 printk messages dropped ** [ 1338.760728][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1338.762195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 ** 15 printk messages dropped ** [ 1338.763513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.763963][ T32] r4:00000001 [ 1338.764008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.764110][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) [ 1338.764183][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.764257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.764342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.764412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.764477][ T32] r4:8539bd00 [ 1338.765201][ T32] INFO: task kworker/1:732:4911 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1338.765278][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.765439][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.765527][ T32] Call trace: [ 1338.765589][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.765708][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1338.765771][ T32] r4:00000000 [ 1338.765817][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.765899][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1338.765959][ T32] 5d20: 8de42000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1338.766027][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1338.766082][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.766132][ T32] r5:800f0013 r4:80239bb0 [ 1338.766217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.766308][ T32] r4:82ac21e4 [ 1338.766353][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1338.767182][ T32] r5:00001000 r4:e0039000 ** 10 printk messages dropped ** [ 1338.789011][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1338.789763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.789817][ T32] task:kworker/1:733 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.789955][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.790081][ T32] Call trace: [ 1338.790172][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.790280][ T32] r10:8291a684 r9:eb461d84 r8:00000002 r7:60000013 r6:eb461d8c r5:849c0c00 [ 1338.790330][ T32] r4:849c0c00 [ 1338.790373][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.790462][ T32] r5:849c0c00 r4:8291a680 [ 1338.790525][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.790617][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.790708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 [ 1338.790788][ T32] r4:00000000 [ 1338.790833][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1338.791571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.792344][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) ** 14 printk messages dropped ** [ 1338.794172][ T32] 5d20: 8e0a1000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 17 printk messages dropped ** [ 1338.795483][ T32] r5:84b0478c r4:84b04400 ** 12 printk messages dropped ** [ 1338.796378][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1338.828389][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1338.829177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1338.830319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1338.831710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 17 printk messages dropped ** [ 1338.832718][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1338.833018][ T32] r4:848f9140 [ 1338.833052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.833227][ T32] INFO: task kworker/1:735:4917 blocked for more than 465 seconds. [ 1338.833269][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.833323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.833375][ T32] task:kworker/1:735 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.833428][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.833577][ T32] Call trace: [ 1338.833625][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.833722][ T32] r10:8291a684 r9:eb479d84 r8:00000002 r7:60000013 r6:eb479d8c r5:849c1800 [ 1338.833750][ T32] r4:849c1800 [ 1338.833772][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.833845][ T32] r5:849c1800 r4:8291a680 [ 1338.833869][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.833930][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.833977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 [ 1338.834018][ T32] r4:00000000 [ 1338.834066][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.834239][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.834279][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.834321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85434380 [ 1338.834344][ T32] r4:00000000 [ 1338.834364][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.834408][ T32] r9:83018205 r8:849c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1338.834455][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.834577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.835224][ T32] Exception stack(0xeb479fb0 to 0xeb479ff8) ** 14 printk messages dropped ** [ 1338.836819][ T32] 5d20: 8e30a000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 19 printk messages dropped ** [ 1338.869446][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 15 printk messages dropped ** [ 1338.870565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.870792][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.870899][ T32] Call trace: [ 1338.870968][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.871066][ T32] r10:8291a684 r9:eb431d84 r8:00000002 r7:60000113 r6:eb431d8c r5:8545c800 [ 1338.871112][ T32] r4:8545c800 [ 1338.871156][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.871259][ T32] r5:8545c800 r4:8291a680 [ 1338.871323][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1338.872288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.872913][ T32] r10:00000000 r9:8541ce00 r8:80287e08 r7:eb461e60 r6:8541ce80 r5:8545c800 ** 17 printk messages dropped ** [ 1338.875178][ T32] 5d20: 8e6a1000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 17 printk messages dropped ** [ 1338.876576][ T32] r5:84b0478c r4:84b04400 ** 12 printk messages dropped ** [ 1338.898598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1338.899960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 ** 15 printk messages dropped ** [ 1338.901247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1338.902948][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1338.904410][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.904492][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.904537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.904641][ T32] r5:00001000 r4:e0039000 [ 1338.904698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.904779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.904861][ T32] r5:84b0478c r4:84b04400 [ 1338.904922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.905022][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1338.905067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.905155][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.905200][ T32] r4:849f2e80 [ 1338.905237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.905326][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1338.905377][ T32] r4:00000001 [ 1338.905423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.905520][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.905585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.905663][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.905734][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.905798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.905846][ T32] r4:848f9140 [ 1338.905889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.905972][ T32] INFO: task kworker/1:738:4923 blocked for more than 465 seconds. [ 1338.906048][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.906098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1338.906490][ T32] r10:8291a684 r9:eb435d84 r8:00000002 r7:60000113 r6:eb435d8c r5:8545ec00 ** 9 printk messages dropped ** [ 1338.907130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.938379][ T32] r5:00001000 r4:eb49d000 ** 1 printk messages dropped ** [ 1338.938533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.938883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.939208][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.939620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1338.941105][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1338.942322][ T32] r5:00001000 r4:e0039000 ** 7 printk messages dropped ** [ 1338.942926][ T32] r4:849f2e80 ** 1 printk messages dropped ** [ 1338.943068][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 1 printk messages dropped ** [ 1338.943196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.943269][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1338.943338][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.943420][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.943480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.943537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.943583][ T32] r4:848f9140 [ 1338.943630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.943709][ T32] INFO: task kworker/1:739:4925 blocked for more than 465 seconds. [ 1338.943775][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.943827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.943870][ T32] task:kworker/1:739 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.943975][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.944062][ T32] Call trace: [ 1338.944147][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.944294][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:85459800 [ 1338.944343][ T32] r4:85459800 [ 1338.944386][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.944466][ T32] r5:85459800 r4:8291a680 [ 1338.944504][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.944597][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.944723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 ** 2 printk messages dropped ** [ 1338.944919][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.945565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1338.946497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1338.979097][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 15 printk messages dropped ** [ 1338.980317][ T32] r5:84b0478c r4:84b04400 ** 10 printk messages dropped ** [ 1338.981200][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1338.982483][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1338.983801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1338.986073][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1338.986704][ T32] r4:82ac21e4 [ 1338.986789][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.986887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1338.986970][ T32] r4:e0175dc0 [ 1338.987030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.987122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1338.987173][ T32] r4:00000000 [ 1338.987215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.987307][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.011984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.012210][ T32] r5:00001000 r4:e0039000 [ 1339.012271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.012354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.012438][ T32] r5:84b0478c r4:84b04400 [ 1339.012482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.012577][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.012619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.012717][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.012765][ T32] r4:849f2e80 [ 1339.012805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.012897][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.012944][ T32] r4:00000001 [ 1339.012985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.013078][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.013148][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.013205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.013259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.013317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.013387][ T32] r4:848f9140 [ 1339.013436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.013490][ T32] INFO: task kworker/1:740:4929 blocked for more than 465 seconds. [ 1339.013549][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1339.013777][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1339.014536][ T32] r4:00000000 [ 1339.014590][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.014664][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.014747][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.014858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85434c00 [ 1339.014905][ T32] r4:00000000 [ 1339.014948][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.015035][ T32] r9:83018205 r8:849c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1339.015079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.015161][ T32] r5:00001000 r4:eb4ab000 [ 1339.015300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.015386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.015469][ T32] r5:853ef78c r4:853ef400 [ 1339.015513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.015604][ T32] r7:ddde2d80 r6:83018200 r5:853ef78c r4:85440200 [ 1339.015645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.015755][ T32] r10:61c88647 r9:849c3c00 r8:8544022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.015817][ T32] r4:85440200 [ 1339.015864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1339.038369][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.038972][ T32] 5d20: 8f484000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.039037][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.039092][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.039143][ T32] r5:800f0013 r4:80239bb0 [ 1339.039199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.039321][ T32] r4:82ac21e4 [ 1339.039376][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.039462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.039510][ T32] r4:e0175dc0 [ 1339.039549][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.039631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.039698][ T32] r4:00000000 [ 1339.039746][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.039836][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 1 printk messages dropped ** [ 1339.039982][ T32] r5:00001000 r4:e0039000 ** 10 printk messages dropped ** [ 1339.040793][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1339.041494][ T32] task:kworker/1:741 state:D stack:0 pid:4932 tgid:4932 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1339.043338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.043651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.043832][ T32] r4:85440280 [ 1339.043889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.044008][ T32] r10:00000000 r9:85440280 r8:80287e08 r7:eb491e60 r6:852c3f80 r5:849c5400 [ 1339.044061][ T32] r4:00000001 [ 1339.044103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.044175][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) [ 1339.044231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.044303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.044384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.044466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.044530][ T32] r4:85434dc0 [ 1339.045220][ T32] INFO: task kworker/1:741:4932 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.045304][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.045504][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.045595][ T32] Call trace: [ 1339.045706][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.045821][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.045872][ T32] r4:00000000 [ 1339.045933][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.046067][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.046160][ T32] 5d20: 8f484000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.046239][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.046307][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.046358][ T32] r5:800f0013 r4:80239bb0 [ 1339.046415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1339.046925][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.058157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.058884][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.059248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1339.060034][ T32] r4:849c6000 ** 9 printk messages dropped ** [ 1339.060772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f400 ** 6 printk messages dropped ** [ 1339.061296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1339.062215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1339.064005][ T32] r5:800f0013 r4:80239bb0 ** 12 printk messages dropped ** [ 1339.064818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1339.065806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1339.066830][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.067210][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.067287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.096521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d7840 [ 1339.096619][ T32] r4:00000000 [ 1339.096664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.096794][ T32] r9:83018005 r8:849c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1339.096839][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.096929][ T32] r5:00001000 r4:eb22b000 [ 1339.096976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.097054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.097135][ T32] r5:8497078c r4:84970400 [ 1339.097176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.097312][ T32] r7:dddced80 r6:83018000 r5:8497078c r4:85446080 [ 1339.108097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.108242][ T32] r10:61c88647 r9:849c6c00 r8:854460ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.108292][ T32] r4:85446080 [ 1339.108332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.108483][ T32] r10:00000000 r9:85446080 r8:80287e08 r7:eb231e60 r6:85446100 r5:849c6c00 [ 1339.108538][ T32] r4:00000001 [ 1339.108780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.108868][ T32] Exception stack(0xeb4a1fb0 to 0xeb4a1ff8) [ 1339.108933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.109039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.109120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.109269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.109325][ T32] r4:8542b280 [ 1339.110035][ T32] INFO: task kworker/0:161:4936 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.110111][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.110361][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.110456][ T32] Call trace: [ 1339.110520][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1339.111151][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1339.111878][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1339.113141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1339.114257][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.114346][ T32] Call trace: [ 1339.114414][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.114514][ T32] r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:849c4800 [ 1339.114560][ T32] r4:849c4800 [ 1339.114603][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.114695][ T32] r5:849c4800 r4:8291a680 [ 1339.114748][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.114864][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.114946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1339.114998][ T32] r4:00000000 [ 1339.115040][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.115128][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.115208][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.115288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85434b00 [ 1339.115351][ T32] r4:00000000 [ 1339.115418][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.115525][ T32] r9:83018005 r8:849c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1339.115573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.115715][ T32] r5:00001000 r4:eb4d9000 [ 1339.115766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.115845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.115941][ T32] r5:8521378c r4:85213400 [ 1339.115988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.116079][ T32] r7:dddced80 r6:83018000 r5:8521378c r4:85446180 [ 1339.116129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.116233][ T32] r10:61c88647 r9:849c4800 r8:854461ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.116301][ T32] r4:85446180 [ 1339.116345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.116454][ T32] r10:00000000 r9:85446180 r8:80287e08 r7:eb4a1e60 r6:85446200 r5:849c4800 [ 1339.116505][ T32] r4:00000001 [ 1339.116546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.141375][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1339.142367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 15 printk messages dropped ** [ 1339.143543][ T32] r4:849f2e80 ** 9 printk messages dropped ** [ 1339.144338][ T32] r4:848f9140 ** 8 printk messages dropped ** [ 1339.144988][ T32] r10:8291a684 r9:eb4d1d84 r8:00000002 r7:60000113 r6:eb4d1d8c r5:849c3000 ** 17 printk messages dropped ** [ 1339.146296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.146984][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1339.163876][ T32] Call trace: ** 8 printk messages dropped ** [ 1339.164824][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1339.166030][ T32] r5:00001000 r4:e0039000 ** 11 printk messages dropped ** [ 1339.188500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.189349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.189399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.189464][ T32] task:kworker/1:743 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.189586][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.189724][ T32] Call trace: [ 1339.189792][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.189892][ T32] r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000113 r6:eb4edd8c r5:8545e000 [ 1339.190006][ T32] r4:8545e000 [ 1339.190061][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.190153][ T32] r5:8545e000 r4:8291a680 [ 1339.190220][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.190307][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.190415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 [ 1339.190510][ T32] r4:00000000 [ 1339.190559][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.190633][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.190716][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.190825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f280 [ 1339.190901][ T32] r4:00000000 [ 1339.191004][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.191107][ T32] r9:83018205 r8:8545e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1339.191160][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.191252][ T32] r5:00001000 r4:eb4e3000 [ 1339.191342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.191511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.191613][ T32] r5:853f478c r4:853f4400 [ 1339.191658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.191759][ T32] r7:ddde2d80 r6:83018200 r5:853f478c r4:85440380 [ 1339.191804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.191892][ T32] r10:61c88647 r9:8545e000 r8:854403ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1339.192109][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1339.193717][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1339.195652][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1339.196830][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1339.227130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1339.229234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 ** 11 printk messages dropped ** [ 1339.230283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1339.231394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1339.233191][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 13 printk messages dropped ** [ 1339.234172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.234925][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.235024][ T32] r4:00000001 [ 1339.235073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.235153][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.235248][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.235316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.235463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.235533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.235587][ T32] r4:848f9140 [ 1339.235632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.235724][ T32] INFO: task kworker/1:745:4946 blocked for more than 465 seconds. [ 1339.235794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.235849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.235893][ T32] task:kworker/1:745 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.235990][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.236084][ T32] Call trace: [ 1339.236187][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.236361][ T32] r10:8291a684 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c r5:853d8000 [ 1339.236415][ T32] r4:853d8000 [ 1339.236458][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.236543][ T32] r5:853d8000 r4:8291a680 [ 1339.236602][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.236764][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.236859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1339.236904][ T32] r4:00000000 [ 1339.236942][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.237058][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.237136][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.237216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f700 [ 1339.237271][ T32] r4:00000000 [ 1339.237318][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.268371][ T32] r9:83018205 r8:853d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 ** 3 printk messages dropped ** [ 1339.268665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.268909][ T32] r7:ddde2d80 r6:83018200 r5:853f578c r4:85440480 [ 1339.269033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.269143][ T32] r10:61c88647 r9:853d8000 r8:854404ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.269192][ T32] r4:85440480 [ 1339.269236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.269358][ T32] r10:00000000 r9:85440480 r8:80287e08 r7:eb4f5e60 r6:85446480 r5:853d8000 [ 1339.269470][ T32] r4:00000001 [ 1339.269558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.269647][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) [ 1339.269715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.269776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.269905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.269992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.270043][ T32] r4:8543f340 [ 1339.270854][ T32] INFO: task kworker/1:745:4946 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.270979][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.272319][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1339.273250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1339.274296][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.274731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1339.276725][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1339.304527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.304692][ T32] r5:853f538c r4:853f5000 [ 1339.304758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.304868][ T32] r7:ddde2d80 r6:83018200 r5:853f538c r4:85440500 [ 1339.304976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.305165][ T32] r10:61c88647 r9:853d8c00 r8:8544052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.305224][ T32] r4:85440500 [ 1339.305266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.305357][ T32] r10:00000000 r9:85440500 r8:80287e08 r7:eb501e60 r6:85446500 r5:853d8c00 [ 1339.305403][ T32] r4:00000001 [ 1339.305444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.305524][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 1339.305590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.305651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.305714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.305782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.305834][ T32] r4:8543f4c0 [ 1339.306490][ T32] INFO: task kworker/1:746:4948 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.306568][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.306718][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.307038][ T32] Call trace: [ 1339.307244][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.307452][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.312473][ T32] r4:00000000 [ 1339.312530][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1339.312837][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1339.314124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.314329][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.314371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.314456][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.314498][ T32] r4:849f2e80 [ 1339.314537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.314690][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.314749][ T32] r4:00000001 [ 1339.314810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.314884][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 9 printk messages dropped ** [ 1339.315612][ T32] task:kworker/1:747 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1339.332623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1339.334033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 22 printk messages dropped ** [ 1339.357744][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 18 printk messages dropped ** [ 1339.359507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.360510][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1339.361678][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.362314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.362833][ T32] r4:85440600 ** 6 printk messages dropped ** [ 1339.363250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.363363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.363409][ T32] r4:8543f740 [ 1339.364087][ T32] INFO: task kworker/1:748:4952 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.364170][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.364308][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.364426][ T32] Call trace: [ 1339.364491][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.364594][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.364644][ T32] r4:00000000 [ 1339.364686][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.364778][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.364837][ T32] 5d20: 90c63000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.364901][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.364955][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.365007][ T32] r5:800f0013 r4:80239bb0 [ 1339.365079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.365189][ T32] r4:82ac21e4 [ 1339.365239][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.365331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.365380][ T32] r4:e0175dc0 [ 1339.365421][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.365511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.365559][ T32] r4:00000000 [ 1339.365602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.365716][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.365773][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.365866][ T32] r5:00001000 r4:e0039000 [ 1339.365912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.365996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.366085][ T32] r5:84b0478c r4:84b04400 [ 1339.366165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.366275][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.366325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.366424][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.366472][ T32] r4:849f2e80 [ 1339.366514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.366614][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.366669][ T32] r4:00000001 [ 1339.366737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.366837][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.366911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.366975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.367026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.367082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.367152][ T32] r4:848f9140 [ 1339.367226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1339.396673][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1339.398199][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.398955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.399856][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) ** 17 printk messages dropped ** [ 1339.401974][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1339.403581][ T32] r5:00001000 r4:e0039000 ** 14 printk messages dropped ** [ 1339.404638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.405490][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:853dbc00 [ 1339.405557][ T32] r4:853dbc00 [ 1339.405607][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.405694][ T32] r5:853dbc00 r4:8291a680 [ 1339.405750][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.405834][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.405921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1339.405972][ T32] r4:00000000 [ 1339.406013][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.406084][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.406161][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.406245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543fc80 [ 1339.406290][ T32] r4:00000000 [ 1339.406331][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.406415][ T32] r9:83018205 r8:853dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1339.406457][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.406535][ T32] r5:00001000 r4:e89f9000 [ 1339.406577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.406656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.406747][ T32] r5:853f678c r4:853f6400 [ 1339.406812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.406904][ T32] r7:ddde2d80 r6:83018200 r5:853f678c r4:85440700 [ 1339.406954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.407049][ T32] r10:61c88647 r9:853dbc00 r8:8544072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.407096][ T32] r4:85440700 [ 1339.407135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.407223][ T32] r10:00000000 r9:85440700 r8:80287e08 r7:eb521e60 r6:85446700 r5:853dbc00 [ 1339.407268][ T32] r4:00000001 [ 1339.407379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1339.430287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.431653][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1339.432284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1339.433029][ T32] r5:84b0478c r4:84b04400 ** 1 printk messages dropped ** [ 1339.433191][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.433263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.433365][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.433411][ T32] r4:849f2e80 [ 1339.433460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.433556][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.433602][ T32] r4:00000001 [ 1339.433647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.433721][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.433775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.433832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.433886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.433950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.433998][ T32] r4:848f9140 [ 1339.434040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.434110][ T32] INFO: task kworker/1:751:4959 blocked for more than 465 seconds. [ 1339.434177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.434229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.434274][ T32] task:kworker/1:751 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.434362][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.434441][ T32] Call trace: [ 1339.434501][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.434594][ T32] r10:8291a684 r9:eb531d84 r8:00000002 r7:60000113 r6:eb531d8c r5:853dec00 [ 1339.434639][ T32] r4:853dec00 [ 1339.434687][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.434859][ T32] r5:853dec00 r4:8291a680 [ 1339.434932][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.435025][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.435128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1339.435176][ T32] r4:00000000 [ 1339.435216][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.435288][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1339.435869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.435957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.436498][ T32] r10:00000000 r9:85440780 r8:80287e08 r7:eb529e60 r6:85446780 r5:853dec00 ** 5 printk messages dropped ** [ 1339.436886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.468878][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.469439][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 1 printk messages dropped ** [ 1339.469565][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 5 printk messages dropped ** [ 1339.469953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.470007][ T32] r4:e0175dc0 ** 1 printk messages dropped ** [ 1339.470138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 4 printk messages dropped ** [ 1339.470456][ T32] r5:00001000 r4:e0039000 ** 2 printk messages dropped ** [ 1339.470664][ T32] r5:84b0478c r4:84b04400 ** 1 printk messages dropped ** [ 1339.470840][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 4 printk messages dropped ** [ 1339.471182][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 3 printk messages dropped ** [ 1339.471407][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.471680][ T32] r4:848f9140 ** 4 printk messages dropped ** [ 1339.471942][ T32] task:kworker/1:752 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.472334][ T32] r4:853dc800 ** 3 printk messages dropped ** [ 1339.472616][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.472902][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1339.473208][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.473554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.473672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.473781][ T32] r5:853f6f8c r4:853f6c00 [ 1339.473822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.473912][ T32] r7:ddde2d80 r6:83018200 r5:853f6f8c r4:85440800 [ 1339.473961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.474058][ T32] r10:61c88647 r9:853dc800 r8:8544082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.474107][ T32] r4:85440800 [ 1339.474146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.474235][ T32] r10:00000000 r9:85440800 r8:80287e08 r7:eb531e60 r6:85446800 r5:853dc800 [ 1339.474281][ T32] r4:00000001 [ 1339.474320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.474412][ T32] Exception stack(0xeb535fb0 to 0xeb535ff8) [ 1339.474484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.474543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.474603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.474661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.474708][ T32] r4:8543fd80 [ 1339.475409][ T32] INFO: task kworker/1:752:4960 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.475505][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.475662][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.475774][ T32] Call trace: [ 1339.475841][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.475943][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.475998][ T32] r4:00000000 [ 1339.476060][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.476168][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.476230][ T32] 5d20: 913c6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.476288][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.476341][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.476394][ T32] r5:800f0013 r4:80239bb0 [ 1339.476440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.476523][ T32] r4:82ac21e4 [ 1339.476590][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.476706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.476811][ T32] r4:e0175dc0 [ 1339.476861][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.476951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.477002][ T32] r4:00000000 [ 1339.477048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.477145][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.477189][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.477280][ T32] r5:00001000 r4:e0039000 [ 1339.477394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.507950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.508120][ T32] r5:84b0478c r4:84b04400 [ 1339.508171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.508289][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.508343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.508442][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.508491][ T32] r4:849f2e80 [ 1339.508533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.508630][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.508678][ T32] r4:00000001 [ 1339.508736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.508823][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.508888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.508948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.509013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.509074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.509120][ T32] r4:848f9140 [ 1339.509166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.509220][ T32] INFO: task kworker/1:753:4962 blocked for more than 466 seconds. [ 1339.509280][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.509326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.509368][ T32] task:kworker/1:753 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.509488][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.509580][ T32] Call trace: [ 1339.509649][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.509762][ T32] r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:84ad8c00 [ 1339.509815][ T32] r4:84ad8c00 [ 1339.509880][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.509974][ T32] r5:84ad8c00 r4:8291a680 [ 1339.510017][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.510096][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.510185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1339.510234][ T32] r4:00000000 [ 1339.510276][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.510349][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.510426][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.510506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85450000 [ 1339.510548][ T32] r4:00000000 [ 1339.510585][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.510672][ T32] r9:83018205 r8:84ad8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1339.510719][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.510834][ T32] r5:00001000 r4:ead5d000 [ 1339.510902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.510988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.511078][ T32] r5:853f738c r4:853f7000 [ 1339.511159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.511256][ T32] r7:ddde2d80 r6:83018200 r5:853f738c r4:85440880 [ 1339.511309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.511409][ T32] r10:61c88647 r9:84ad8c00 r8:854408ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.511488][ T32] r4:85440880 [ 1339.511600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.511701][ T32] r10:00000000 r9:85440880 r8:80287e08 r7:eb535e60 r6:85446880 r5:84ad8c00 [ 1339.511756][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1339.511875][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) ** 3 printk messages dropped ** [ 1339.512115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.512161][ T32] r4:8543fd80 [ 1339.512925][ T32] INFO: task kworker/1:753:4962 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.513003][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.513118][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.513224][ T32] Call trace: [ 1339.513295][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.513406][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.513457][ T32] r4:00000000 [ 1339.513501][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.513585][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.513650][ T32] 5d20: 91647000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.513711][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.513774][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.513824][ T32] r5:800f0013 r4:80239bb0 [ 1339.513869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.513958][ T32] r4:82ac21e4 [ 1339.514008][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.514105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.514155][ T32] r4:e0175dc0 [ 1339.514217][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.514313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.514364][ T32] r4:00000000 [ 1339.514408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.514499][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.514542][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.514620][ T32] r5:00001000 r4:e0039000 [ 1339.514682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.514878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.514988][ T32] r5:84b0478c r4:84b04400 [ 1339.515034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.515134][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.515189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.515292][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.515342][ T32] r4:849f2e80 [ 1339.515384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.515500][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.515556][ T32] r4:00000001 [ 1339.515597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.515671][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 4 printk messages dropped ** [ 1339.515971][ T32] r4:848f9140 ** 9 printk messages dropped ** [ 1339.516753][ T32] r4:853b8000 ** 8 printk messages dropped ** [ 1339.548247][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.548893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1339.549970][ T32] r4:85450280 ** 8 printk messages dropped ** [ 1339.551407][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 14 printk messages dropped ** [ 1339.552265][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1339.553778][ T32] r4:848f9140 ** 12 printk messages dropped ** [ 1339.554765][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 17 printk messages dropped ** [ 1339.556096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.556834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.556898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.556948][ T32] r4:85450200 [ 1339.557361][ T32] INFO: task kworker/1:755:4966 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.578051][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.578207][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.578351][ T32] Call trace: [ 1339.578434][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.578558][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.578614][ T32] r4:00000000 [ 1339.578656][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.578744][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.578825][ T32] 5d20: 91956000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.578885][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.578942][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.578998][ T32] r5:800f0013 r4:80239bb0 [ 1339.579042][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.579125][ T32] r4:82ac21e4 [ 1339.579167][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.579250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.579297][ T32] r4:e0175dc0 [ 1339.579356][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.579476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.579541][ T32] r4:00000000 [ 1339.579584][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.579681][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.579725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1339.579879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.580507][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 9 printk messages dropped ** [ 1339.581087][ T32] INFO: task kworker/1:756:4969 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.581711][ T32] r4:853ba400 ** 4 printk messages dropped ** [ 1339.582124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 ** 6 printk messages dropped ** [ 1339.582632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.583117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.583385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.584020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.585404][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1339.585988][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.586367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1339.587152][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 7 printk messages dropped ** [ 1339.628359][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1339.628764][ T32] INFO: task kworker/1:757:4970 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.629572][ T32] r5:853bb000 r4:8291a680 ** 5 printk messages dropped ** [ 1339.629940][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.630555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.631025][ T32] r10:61c88647 r9:853bb000 r8:85440c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.631482][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.631593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.631639][ T32] r4:85450500 [ 1339.632383][ T32] INFO: task kworker/1:757:4970 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.632455][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.632558][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.632641][ T32] Call trace: [ 1339.632699][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.632805][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.632875][ T32] r4:00000000 [ 1339.632926][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.633009][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.633065][ T32] 5d20: 91c57000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.633124][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.633173][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.633219][ T32] r5:800f0013 r4:80239bb0 [ 1339.633262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.633340][ T32] r4:82ac21e4 [ 1339.633380][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.633478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.633528][ T32] r4:e0175dc0 [ 1339.633636][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.633740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.633785][ T32] r4:00000000 [ 1339.633847][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.633941][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.633984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.634067][ T32] r5:00001000 r4:e0039000 [ 1339.634111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.634189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.634270][ T32] r5:84b0478c r4:84b04400 [ 1339.634747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.634890][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.634941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.635038][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.635085][ T32] r4:849f2e80 [ 1339.635184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.635298][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.636225][ T32] r4:00000001 [ 1339.636302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.636389][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.636471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.636543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.636620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.636678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.636736][ T32] r4:848f9140 [ 1339.636788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.636841][ T32] INFO: task kworker/1:758:4972 blocked for more than 466 seconds. [ 1339.636942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.637020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.637083][ T32] task:kworker/1:758 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.637245][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.663213][ T32] Call trace: [ 1339.663363][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.663511][ T32] r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000113 r6:eb54dd8c r5:853bbc00 [ 1339.663586][ T32] r4:853bbc00 [ 1339.663645][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.663745][ T32] r5:853bbc00 r4:8291a680 [ 1339.663789][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.663873][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.663983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1339.664059][ T32] r4:00000000 [ 1339.664106][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.664185][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.664265][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.664350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85450640 [ 1339.664397][ T32] r4:00000000 [ 1339.664439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.664812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.664899][ T32] r5:853fc38c r4:853fc000 ** 3 printk messages dropped ** [ 1339.665230][ T32] r10:61c88647 r9:853bbc00 r8:85440d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.665854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.667208][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.676579][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 9 printk messages dropped ** [ 1339.688672][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.689150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.689875][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1339.690672][ T32] INFO: task kworker/1:759:4973 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.692452][ T32] r5:853bc800 r4:8291a680 ** 3 printk messages dropped ** [ 1339.692704][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.693033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85450840 ** 6 printk messages dropped ** [ 1339.693739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.694303][ T32] r10:00000000 r9:85440e00 r8:80287e08 r7:eb549e60 r6:85440e80 r5:853bc800 [ 1339.694349][ T32] r4:00000001 [ 1339.694408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.694488][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 1339.694541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.694597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.694650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.694706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.694762][ T32] r4:85450600 [ 1339.695483][ T32] INFO: task kworker/1:759:4973 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.695556][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.696049][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.696159][ T32] Call trace: [ 1339.696228][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.696329][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.696379][ T32] r4:00000000 [ 1339.696422][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.696528][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.696617][ T32] 5d20: 91fe8000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.696681][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.696947][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.697022][ T32] r5:800f0013 r4:80239bb0 [ 1339.697067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.697150][ T32] r4:82ac21e4 [ 1339.697193][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.697322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.728503][ T32] r4:e0175dc0 [ 1339.728577][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.728701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.728759][ T32] r4:00000000 [ 1339.728801][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.728895][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.728938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.729026][ T32] r5:00001000 r4:e0039000 [ 1339.729091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.729181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.729268][ T32] r5:84b0478c r4:84b04400 [ 1339.729313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.729404][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.729448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.729541][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.729588][ T32] r4:849f2e80 [ 1339.729629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.729723][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.729780][ T32] r4:00000001 [ 1339.729824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.729920][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.729987][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.730050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.730105][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.730167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.730218][ T32] r4:848f9140 [ 1339.730268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.730326][ T32] INFO: task kworker/1:760:4976 blocked for more than 466 seconds. ** 5 printk messages dropped ** [ 1339.730827][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1339.731355][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.731975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.732060][ T32] r5:853fcf8c r4:853fcc00 ** 1 printk messages dropped ** [ 1339.732212][ T32] r7:ddde2d80 r6:83018200 r5:853fcf8c r4:85440f00 ** 4 printk messages dropped ** [ 1339.733065][ T32] r10:00000000 r9:85440f00 r8:80287e08 r7:eb549e60 r6:85440f80 r5:853bd400 ** 9 printk messages dropped ** [ 1339.734343][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.736060][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.736375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1339.737199][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.762184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.762725][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.763282][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.763855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85450d00 ** 6 printk messages dropped ** [ 1339.764270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.764668][ T32] r4:85296000 ** 6 printk messages dropped ** [ 1339.765097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.766455][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1339.767021][ T32] r4:82ac21e4 [ 1339.767064][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.767147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.767212][ T32] r4:e0175dc0 [ 1339.767355][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.778117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.778186][ T32] r4:00000000 [ 1339.778233][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.778345][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.778419][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.778517][ T32] r5:00001000 r4:e0039000 [ 1339.778560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.778641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.778746][ T32] r5:84b0478c r4:84b04400 [ 1339.778817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.778917][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.778962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.779083][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.779136][ T32] r4:849f2e80 [ 1339.779179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.779273][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.779319][ T32] r4:00000001 [ 1339.779362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.779492][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.779557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.779617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.779674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.779738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.779788][ T32] r4:848f9140 [ 1339.779891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.779955][ T32] INFO: task kworker/1:762:4980 blocked for more than 466 seconds. [ 1339.780017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.780066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.780109][ T32] task:kworker/1:762 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.780205][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.780312][ T32] Call trace: [ 1339.780382][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.780482][ T32] r10:8291a684 r9:eb55dd84 r8:00000002 r7:60000013 r6:eb55dd8c r5:853bec00 [ 1339.780529][ T32] r4:853bec00 [ 1339.780596][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.780736][ T32] r5:853bec00 r4:8291a680 [ 1339.780788][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.780868][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.780952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1339.781004][ T32] r4:00000000 [ 1339.781045][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.781160][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.781237][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.781320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85450c40 [ 1339.781365][ T32] r4:00000000 [ 1339.781406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.781495][ T32] r9:83018205 r8:853bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1339.781542][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.781624][ T32] r5:00001000 r4:eb02d000 [ 1339.781741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.781832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.781920][ T32] r5:853fd38c r4:853fd000 [ 1339.781967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.782058][ T32] r7:ddde2d80 r6:83018200 r5:853fd38c r4:85296100 [ 1339.782101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.782195][ T32] r10:61c88647 r9:853bec00 r8:8529612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.782241][ T32] r4:85296100 [ 1339.782281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.782375][ T32] r10:00000000 r9:85296100 r8:80287e08 r7:eb559e60 r6:85296180 r5:853bec00 [ 1339.782422][ T32] r4:00000001 [ 1339.782465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.782537][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1339.782592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.782655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.782713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.782802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.782849][ T32] r4:85450c00 [ 1339.783451][ T32] INFO: task kworker/1:762:4980 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 1 printk messages dropped ** [ 1339.783659][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.784145][ T32] 5d20: 923ee000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 7 printk messages dropped ** [ 1339.784668][ T32] r4:e0175dc0 ** 5 printk messages dropped ** [ 1339.785132][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1339.785885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.786432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.786823][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.787326][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.818171][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.818400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1339.818458][ T32] r4:00000000 [ 1339.818502][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.818581][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.818660][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.818755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543fd80 [ 1339.818836][ T32] r4:00000000 [ 1339.818883][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.818981][ T32] r9:83018205 r8:853b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1339.819054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.819163][ T32] r5:00001000 r4:eb0c3000 [ 1339.819207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.819287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.819368][ T32] r5:853fdb8c r4:853fd800 [ 1339.819412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.819556][ T32] r7:ddde2d80 r6:83018200 r5:853fdb8c r4:85296200 [ 1339.819623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.819717][ T32] r10:61c88647 r9:853b8c00 r8:8529622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.819788][ T32] r4:85296200 [ 1339.819831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.819922][ T32] r10:00000000 r9:85296200 r8:80287e08 r7:eb559e60 r6:85296280 r5:853b8c00 [ 1339.819963][ T32] r4:00000001 [ 1339.820003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.820083][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1339.820143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.820220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.820285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.820348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.820394][ T32] r4:8543fec0 [ 1339.821109][ T32] INFO: task kworker/1:763:4982 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.821195][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.821332][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.821428][ T32] Call trace: [ 1339.821529][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.821651][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.821725][ T32] r4:00000000 [ 1339.821797][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.821899][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.821959][ T32] 5d20: 9269e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.822022][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.822090][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.822140][ T32] r5:800f0013 r4:80239bb0 [ 1339.822187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.822272][ T32] r4:82ac21e4 [ 1339.822316][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.822401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.822450][ T32] r4:e0175dc0 [ 1339.822492][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1339.822669][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.823481][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.824002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.824086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.824154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.824201][ T32] r4:848f9140 [ 1339.824246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.824320][ T32] INFO: task kworker/1:764:4984 blocked for more than 466 seconds. [ 1339.824384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.824433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.824472][ T32] task:kworker/1:764 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.824562][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.824644][ T32] Call trace: [ 1339.824707][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.824809][ T32] r10:8291a684 r9:eb565d84 r8:00000002 r7:60000013 r6:eb565d8c r5:853aec00 [ 1339.824855][ T32] r4:853aec00 [ 1339.824895][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.824977][ T32] r5:853aec00 r4:8291a680 [ 1339.825018][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.825099][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.825186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1339.825252][ T32] r4:00000000 [ 1339.825300][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.825371][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.825439][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.825522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9000 [ 1339.825568][ T32] r4:00000000 [ 1339.825611][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.826008][ T32] r9:83018205 r8:853aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1339.826082][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.826190][ T32] r5:00001000 r4:eb0d5000 [ 1339.826234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.826316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.826426][ T32] r5:853fdf8c r4:853fdc00 [ 1339.826479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.826577][ T32] r7:ddde2d80 r6:83018200 r5:853fdf8c r4:85296300 [ 1339.826621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.826723][ T32] r10:61c88647 r9:853aec00 r8:8529632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.826801][ T32] r4:85296300 [ 1339.826848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.826946][ T32] r10:00000000 r9:85296300 r8:80287e08 r7:eb561e60 r6:85296380 r5:853aec00 [ 1339.826997][ T32] r4:00000001 [ 1339.827043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.827119][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) [ 1339.827202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.827271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.851080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.851226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.851285][ T32] r4:85450e40 [ 1339.851990][ T32] INFO: task kworker/1:764:4984 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.852072][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.852199][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.852308][ T32] Call trace: [ 1339.852376][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.852482][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.852554][ T32] r4:00000000 [ 1339.852606][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.852692][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.852767][ T32] 5d20: 92868000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.852831][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.852886][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.852944][ T32] r5:800f0013 r4:80239bb0 [ 1339.852999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.853090][ T32] r4:82ac21e4 [ 1339.853132][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.853213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.853257][ T32] r4:e0175dc0 [ 1339.853295][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.853402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.853488][ T32] r4:00000000 [ 1339.853551][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.853735][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.853819][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.853910][ T32] r5:00001000 r4:e0039000 [ 1339.853951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.854034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.854122][ T32] r5:84b0478c r4:84b04400 [ 1339.854188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.854292][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.854341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.854445][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.854497][ T32] r4:849f2e80 [ 1339.854542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.854639][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.854689][ T32] r4:00000001 [ 1339.854753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.854868][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.854962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.855028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.855104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.855171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.855218][ T32] r4:848f9140 [ 1339.855261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.855314][ T32] INFO: task kworker/1:765:4986 blocked for more than 466 seconds. [ 1339.855381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.855432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.855475][ T32] task:kworker/1:765 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.855564][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.855676][ T32] Call trace: [ 1339.855787][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.855891][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:853c0c00 [ 1339.855942][ T32] r4:853c0c00 [ 1339.855991][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.856086][ T32] r5:853c0c00 r4:8291a680 [ 1339.856131][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.856215][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.856301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1339.856374][ T32] r4:00000000 [ 1339.856425][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.856520][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.856617][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.856709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9240 [ 1339.856770][ T32] r4:00000000 [ 1339.856815][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.856910][ T32] r9:83018205 r8:853c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1339.856956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.857049][ T32] r5:00001000 r4:eb0e3000 [ 1339.857094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.857176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.857260][ T32] r5:853fe38c r4:853fe000 [ 1339.857415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.878065][ T32] r7:ddde2d80 r6:83018200 r5:853fe38c r4:85296400 [ 1339.878141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.878274][ T32] r10:61c88647 r9:853c0c00 r8:8529642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.878328][ T32] r4:85296400 [ 1339.878372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.878473][ T32] r10:00000000 r9:85296400 r8:80287e08 r7:eb565e60 r6:85296480 r5:853c0c00 [ 1339.878521][ T32] r4:00000001 [ 1339.878564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.878643][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1339.878706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.878803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.878864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.878926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.878977][ T32] r4:84af9080 [ 1339.879685][ T32] INFO: task kworker/1:765:4986 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.879849][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.880421][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.880526][ T32] Call trace: [ 1339.880595][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.880701][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.880784][ T32] r4:00000000 [ 1339.880836][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.881244][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.881324][ T32] 5d20: 929b3000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.881387][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.881443][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.881498][ T32] r5:800f0013 r4:80239bb0 [ 1339.881545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.881637][ T32] r4:82ac21e4 [ 1339.881685][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.881783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.881836][ T32] r4:e0175dc0 [ 1339.881879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.881972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.882023][ T32] r4:00000000 [ 1339.882069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.882169][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.882220][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.882319][ T32] r5:00001000 r4:e0039000 [ 1339.882381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.882469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.882558][ T32] r5:84b0478c r4:84b04400 [ 1339.882633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.882746][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.883362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.883692][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.883772][ T32] r4:849f2e80 [ 1339.883818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.883926][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.883984][ T32] r4:00000001 [ 1339.884028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.884103][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.884159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.884217][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.884276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.884339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.884387][ T32] r4:848f9140 [ 1339.884430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.884485][ T32] INFO: task kworker/1:766:4988 blocked for more than 466 seconds. [ 1339.884548][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.884602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.884647][ T32] task:kworker/1:766 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.884749][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.884834][ T32] Call trace: [ 1339.884943][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.885046][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:853c0000 [ 1339.885095][ T32] r4:853c0000 [ 1339.885138][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.885221][ T32] r5:853c0000 r4:8291a680 [ 1339.885261][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.885338][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.885422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1339.885472][ T32] r4:00000000 [ 1339.885538][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.885647][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.885735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.885832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854455c0 [ 1339.885886][ T32] r4:00000000 [ 1339.885931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.886028][ T32] r9:83018205 r8:853c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1339.886077][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.886166][ T32] r5:00001000 r4:eb103000 [ 1339.886209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.886290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.886380][ T32] r5:85213b8c r4:85213800 [ 1339.886421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.886515][ T32] r7:ddde2d80 r6:83018200 r5:85213b8c r4:85296500 [ 1339.886588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.886691][ T32] r10:61c88647 r9:853c0000 r8:8529652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.886752][ T32] r4:85296500 [ 1339.886815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.886911][ T32] r10:00000000 r9:85296500 r8:80287e08 r7:eb555e60 r6:85296580 r5:853c0000 [ 1339.886963][ T32] r4:00000001 [ 1339.887009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.887084][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1339.887142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.887202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.887256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.915138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.915293][ T32] r4:84af9200 [ 1339.916016][ T32] INFO: task kworker/1:766:4988 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.916100][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.916239][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.916383][ T32] Call trace: [ 1339.916457][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.916598][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.916654][ T32] r4:00000000 [ 1339.916701][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.917163][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.917242][ T32] 5d20: 92baf000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.930524][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.930645][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.930704][ T32] r5:800f0013 r4:80239bb0 [ 1339.930823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.930944][ T32] r4:82ac21e4 [ 1339.930996][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.931089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.931148][ T32] r4:e0175dc0 [ 1339.931190][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.931286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.931334][ T32] r4:00000000 [ 1339.931379][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.931482][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.931531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.931626][ T32] r5:00001000 r4:e0039000 [ 1339.931695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.931805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.931897][ T32] r5:84b0478c r4:84b04400 [ 1339.931962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.932067][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.932115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.932217][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.932268][ T32] r4:849f2e80 [ 1339.932313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.932406][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.932474][ T32] r4:00000001 [ 1339.932519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.932596][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.932659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.932724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.932793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.932855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.932906][ T32] r4:848f9140 [ 1339.932955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.933035][ T32] INFO: task kworker/1:767:4990 blocked for more than 466 seconds. [ 1339.933105][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.933159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.933207][ T32] task:kworker/1:767 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.933310][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.933395][ T32] Call trace: [ 1339.933461][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.933563][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:853c1800 [ 1339.933613][ T32] r4:853c1800 [ 1339.933667][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.933776][ T32] r5:853c1800 r4:8291a680 [ 1339.933825][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.933910][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.934019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1339.934073][ T32] r4:00000000 [ 1339.934113][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.934188][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.934266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.934356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9580 [ 1339.934407][ T32] r4:00000000 [ 1339.934449][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.934545][ T32] r9:83018205 r8:853c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.934593][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.934678][ T32] r5:00001000 r4:eb11b000 [ 1339.934722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.934832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.934942][ T32] r5:853fe78c r4:853fe400 [ 1339.935073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.935186][ T32] r7:ddde2d80 r6:83018200 r5:853fe78c r4:85296600 [ 1339.935244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.935334][ T32] r10:61c88647 r9:853c1800 r8:8529662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.935377][ T32] r4:85296600 [ 1339.935414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.935507][ T32] r10:00000000 r9:85296600 r8:80287e08 r7:eb56de60 r6:85296680 r5:853c1800 [ 1339.935555][ T32] r4:00000001 [ 1339.935595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.935685][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1339.935802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.935873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.935933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.935998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.936052][ T32] r4:84af90c0 [ 1339.936786][ T32] INFO: task kworker/1:767:4990 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.936888][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.937015][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.937112][ T32] Call trace: [ 1339.937229][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.956490][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.956660][ T32] r4:00000000 [ 1339.956714][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.956831][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.956896][ T32] 5d20: 92da6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.956957][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.957013][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.957088][ T32] r5:800f0013 r4:80239bb0 [ 1339.957143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.957229][ T32] r4:82ac21e4 [ 1339.957270][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.957751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.957854][ T32] r4:e0175dc0 [ 1339.957899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.957998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.958738][ T32] r4:00000000 [ 1339.958811][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.958913][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.958959][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.959048][ T32] r5:00001000 r4:e0039000 [ 1339.959089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.959168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.959248][ T32] r5:84b0478c r4:84b04400 [ 1339.959289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.959399][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.959448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.959540][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.959586][ T32] r4:849f2e80 [ 1339.959625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.959734][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.959783][ T32] r4:00000001 [ 1339.959824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.959893][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.959948][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.960003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.960054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.960425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.960477][ T32] r4:848f9140 [ 1339.960521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.961167][ T32] INFO: task kworker/1:768:4992 blocked for more than 466 seconds. [ 1339.961232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.961278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.961318][ T32] task:kworker/1:768 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.961733][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.961837][ T32] Call trace: [ 1339.961954][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.962067][ T32] r10:8291a684 r9:eb579d84 r8:00000002 r7:60000013 r6:eb579d8c r5:84ad8000 [ 1339.962115][ T32] r4:84ad8000 [ 1339.962158][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.962239][ T32] r5:84ad8000 r4:8291a680 [ 1339.962281][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.962354][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.962431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1339.962528][ T32] r4:00000000 [ 1339.962574][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.962642][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.962707][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.962813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9640 [ 1339.962858][ T32] r4:00000000 [ 1339.962896][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.963076][ T32] r9:83018205 r8:84ad8000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1339.963123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.963208][ T32] r5:00001000 r4:eb129000 [ 1339.963249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.963323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.963403][ T32] r5:853feb8c r4:853fe800 [ 1339.963442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.963523][ T32] r7:ddde2d80 r6:83018200 r5:853feb8c r4:85296700 [ 1339.963565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.963655][ T32] r10:61c88647 r9:84ad8000 r8:8529672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.963739][ T32] r4:85296700 [ 1339.963782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.963870][ T32] r10:00000000 r9:85296700 r8:80287e08 r7:eb571e60 r6:85446900 r5:84ad8000 [ 1339.963916][ T32] r4:00000001 [ 1339.963957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.964029][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 1339.964084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.964142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.964201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.964297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.964362][ T32] r4:84af9540 [ 1339.965064][ T32] INFO: task kworker/1:768:4992 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1339.965155][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.965317][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.965410][ T32] Call trace: [ 1339.965494][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.965610][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1339.965663][ T32] r4:00000000 [ 1339.965705][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.965805][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1339.965869][ T32] 5d20: 92da6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1339.965935][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1339.966055][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.966116][ T32] r5:800f0013 r4:80239bb0 [ 1339.966164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.966251][ T32] r4:82ac21e4 [ 1339.966295][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.966381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1339.966426][ T32] r4:e0175dc0 [ 1339.966466][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.966570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1339.966623][ T32] r4:00000000 [ 1339.966666][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.966788][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.966841][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.966927][ T32] r5:00001000 r4:e0039000 [ 1339.966994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.967083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.967166][ T32] r5:84b0478c r4:84b04400 [ 1339.967232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.991927][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1339.992020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.992152][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.992203][ T32] r4:849f2e80 [ 1339.992246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.992519][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1339.992583][ T32] r4:00000001 [ 1339.992627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.992708][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1339.992817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.992886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.993018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.993275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.993335][ T32] r4:848f9140 [ 1339.993386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.993441][ T32] INFO: task kworker/1:769:4994 blocked for more than 466 seconds. [ 1339.993542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.993675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.993738][ T32] task:kworker/1:769 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.993912][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.994191][ T32] Call trace: [ 1339.994352][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.994459][ T32] r10:8291a684 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:84ada400 [ 1339.994617][ T32] r4:84ada400 [ 1339.994721][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.994843][ T32] r5:84ada400 r4:8291a680 [ 1339.994888][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.994971][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.995061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 1339.995109][ T32] r4:00000000 [ 1339.995148][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.995217][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.995291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.995373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9780 [ 1339.995420][ T32] r4:00000000 [ 1339.995465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.995559][ T32] r9:83018205 r8:84ada400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1339.995639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.995774][ T32] r5:00001000 r4:eb13d000 [ 1339.995834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.995989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.996166][ T32] r5:853fef8c r4:853fec00 [ 1339.996277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.996380][ T32] r7:ddde2d80 r6:83018200 r5:853fef8c r4:85296780 [ 1339.996429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.996595][ T32] r10:61c88647 r9:84ada400 r8:852967ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.996711][ T32] r4:85296780 [ 1339.996768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.996866][ T32] r10:00000000 r9:85296780 r8:80287e08 r7:eb579e60 r6:85446980 r5:84ada400 [ 1339.996914][ T32] r4:00000001 [ 1339.996955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.997038][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1339.997096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.997160][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.997288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.020828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.020960][ T32] r4:84af9680 [ 1340.021685][ T32] INFO: task kworker/1:769:4994 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.022116][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.022281][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.022398][ T32] Call trace: [ 1340.022464][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.022572][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.022734][ T32] r4:00000000 [ 1340.022814][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.022904][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.022966][ T32] 5d20: 93317000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.023028][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.023082][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.023235][ T32] r5:800f0013 r4:80239bb0 [ 1340.023291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.023661][ T32] r4:82ac21e4 [ 1340.023733][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.023988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.024072][ T32] r4:e0175dc0 [ 1340.024121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.024211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.024258][ T32] r4:00000000 [ 1340.024317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.024442][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.024493][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.024580][ T32] r5:00001000 r4:e0039000 [ 1340.024624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.024703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.024800][ T32] r5:84b0478c r4:84b04400 [ 1340.025061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.025176][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.025223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.025611][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.025672][ T32] r4:849f2e80 [ 1340.025716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.026262][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.026333][ T32] r4:00000001 [ 1340.026399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.026486][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.026624][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.026810][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.026882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.027041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.027358][ T32] r4:848f9140 [ 1340.047266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.061267][ T32] INFO: task kworker/1:770:4995 blocked for more than 466 seconds. [ 1340.061326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.061365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.061394][ T32] task:kworker/1:770 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.061487][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.061599][ T32] Call trace: [ 1340.061665][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.061763][ T32] r10:8291a684 r9:eb585d84 r8:00000002 r7:60000013 r6:eb585d8c r5:84adbc00 [ 1340.061820][ T32] r4:84adbc00 [ 1340.061881][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.061930][ T32] r5:84adbc00 r4:8291a680 [ 1340.061953][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.061993][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.062067][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1340.062126][ T32] r4:00000000 [ 1340.062165][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.062203][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.062269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.062316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9980 [ 1340.062368][ T32] r4:00000000 [ 1340.062411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.062498][ T32] r9:83018205 r8:84adbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1340.062523][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.062566][ T32] r5:00001000 r4:eb18b000 [ 1340.062587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.062657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.062704][ T32] r5:853ff38c r4:853ff000 [ 1340.062724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.062811][ T32] r7:ddde2d80 r6:83018200 r5:853ff38c r4:85296800 [ 1340.062848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.062897][ T32] r10:61c88647 r9:84adbc00 r8:8529682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.062951][ T32] r4:85296800 [ 1340.063011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.063063][ T32] r10:00000000 r9:85296800 r8:80287e08 r7:eb581e60 r6:85446a00 r5:84adbc00 [ 1340.063104][ T32] r4:00000001 [ 1340.063126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.063164][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1340.063228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.063260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.063287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.063316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.063353][ T32] r4:84af9700 [ 1340.063796][ T32] INFO: task kworker/1:770:4995 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.063866][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.063977][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.064023][ T32] Call trace: [ 1340.064053][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.064103][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.064163][ T32] r4:00000000 [ 1340.064217][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.064288][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.064319][ T32] 5d20: 9383f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.064349][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.064420][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.064466][ T32] r5:800f0013 r4:80239bb0 [ 1340.064490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.064531][ T32] r4:82ac21e4 [ 1340.064551][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.064593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.064615][ T32] r4:e0175dc0 [ 1340.064634][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.064675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.064697][ T32] r4:00000000 [ 1340.064715][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.064770][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.064822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.064869][ T32] r5:00001000 r4:e0039000 [ 1340.064889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.064929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.064970][ T32] r5:84b0478c r4:84b04400 [ 1340.064989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.065065][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.065115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.065166][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.065188][ T32] r4:849f2e80 [ 1340.065206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.065281][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.065329][ T32] r4:00000001 [ 1340.065352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.065389][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.065415][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.065443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.065469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.065497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.065519][ T32] r4:848f9140 [ 1340.065557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.065614][ T32] INFO: task kworker/1:771:4997 blocked for more than 466 seconds. [ 1340.065645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.065706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.065736][ T32] task:kworker/1:771 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.065805][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.065846][ T32] Call trace: [ 1340.065919][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.065967][ T32] r10:8291a684 r9:eb589d84 r8:00000002 r7:60000113 r6:eb589d8c r5:84adc800 [ 1340.066033][ T32] r4:84adc800 [ 1340.066056][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.066100][ T32] r5:84adc800 r4:8291a680 [ 1340.066119][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.066157][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.066251][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 1340.066277][ T32] r4:00000000 [ 1340.066364][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.066405][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.066439][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.066480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9a80 [ 1340.066502][ T32] r4:00000000 [ 1340.066522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.066566][ T32] r9:83018205 r8:84adc800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1340.066586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.066656][ T32] r5:00001000 r4:eb19f000 [ 1340.066695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.066742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.066819][ T32] r5:853ff78c r4:853ff400 [ 1340.066843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.066921][ T32] r7:ddde2d80 r6:83018200 r5:853ff78c r4:85296880 [ 1340.066975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.067079][ T32] r10:61c88647 r9:84adc800 r8:852968ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.067105][ T32] r4:85296880 [ 1340.067124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.067170][ T32] r10:00000000 r9:85296880 r8:80287e08 r7:eb585e60 r6:85446a80 r5:84adc800 [ 1340.067191][ T32] r4:00000001 [ 1340.067214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.067251][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1340.067352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.073479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.073520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.073553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.073612][ T32] r4:84af9700 [ 1340.073998][ T32] INFO: task kworker/1:771:4997 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.074097][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.074193][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.074246][ T32] Call trace: [ 1340.074308][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.074403][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.074448][ T32] r4:00000000 [ 1340.074471][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.074513][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.074606][ T32] 5d20: 9383f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.074639][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.074665][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.074709][ T32] r5:800f0013 r4:80239bb0 [ 1340.074756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.074840][ T32] r4:82ac21e4 [ 1340.074876][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.074925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.074993][ T32] r4:e0175dc0 [ 1340.075044][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.075120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.075182][ T32] r4:00000000 [ 1340.075235][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.075321][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.075346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.075441][ T32] r5:00001000 r4:e0039000 [ 1340.075464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.075505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.075548][ T32] r5:84b0478c r4:84b04400 [ 1340.075568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.075614][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.075661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.075758][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.075786][ T32] r4:849f2e80 [ 1340.075836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.075921][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.075966][ T32] r4:00000001 [ 1340.076004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.076070][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.076099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.076162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.076203][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.076235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.076271][ T32] r4:848f9140 [ 1340.076295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.076320][ T32] INFO: task kworker/1:772:5000 blocked for more than 466 seconds. [ 1340.076349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.076372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.076393][ T32] task:kworker/1:772 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.076436][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.076476][ T32] Call trace: [ 1340.076505][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.076552][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:84ade000 [ 1340.076592][ T32] r4:84ade000 [ 1340.076629][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.076713][ T32] r5:84ade000 r4:8291a680 [ 1340.076769][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.076813][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.076855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1340.076905][ T32] r4:00000000 [ 1340.076928][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.076963][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.077027][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.077098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9dc0 [ 1340.077124][ T32] r4:00000000 [ 1340.077145][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.077190][ T32] r9:83018205 r8:84ade000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1340.077211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.077334][ T32] r5:00001000 r4:eb1d5000 [ 1340.091848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.091917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.091963][ T32] r5:8540038c r4:85400000 [ 1340.092036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.092117][ T32] r7:ddde2d80 r6:83018200 r5:8540038c r4:85296900 [ 1340.092141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.092190][ T32] r10:61c88647 r9:84ade000 r8:8529692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.092242][ T32] r4:85296900 [ 1340.092265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.092312][ T32] r10:00000000 r9:85296900 r8:80287e08 r7:eb589e60 r6:85446b00 r5:84ade000 [ 1340.092335][ T32] r4:00000001 [ 1340.092383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.092426][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 1340.092489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.092521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.092549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.092577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.092599][ T32] r4:84af9a00 [ 1340.092914][ T32] INFO: task kworker/1:772:5000 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.092976][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.093044][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.093164][ T32] Call trace: [ 1340.093198][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.093275][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.093301][ T32] r4:00000000 [ 1340.093321][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.093391][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.093453][ T32] 5d20: 93d13000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.093516][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.093566][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.093606][ T32] r5:800f0013 r4:80239bb0 [ 1340.093647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.093725][ T32] r4:82ac21e4 [ 1340.093754][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.093828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.093884][ T32] r4:e0175dc0 [ 1340.093909][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.093989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.094014][ T32] r4:00000000 [ 1340.094037][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.094086][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.094108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.094206][ T32] r5:00001000 r4:e0039000 [ 1340.094259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.094303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.094358][ T32] r5:84b0478c r4:84b04400 [ 1340.094396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.094446][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.094496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.094547][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.094570][ T32] r4:849f2e80 [ 1340.094589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.094659][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.094720][ T32] r4:00000001 [ 1340.094746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.094808][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.094868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.094901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.094965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.094997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.095066][ T32] r4:848f9140 [ 1340.095089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.095115][ T32] INFO: task kworker/1:773:5001 blocked for more than 466 seconds. [ 1340.095144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.095168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.095212][ T32] task:kworker/1:773 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.095260][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.095300][ T32] Call trace: [ 1340.095358][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.095409][ T32] r10:8291a684 r9:eb595d84 r8:00000002 r7:60000013 r6:eb595d8c r5:84adec00 [ 1340.095431][ T32] r4:84adec00 [ 1340.095451][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.095492][ T32] r5:84adec00 r4:8291a680 [ 1340.095512][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.095551][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.095630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 1340.095656][ T32] r4:00000000 [ 1340.095675][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.095748][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.095790][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.095832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9b80 [ 1340.095854][ T32] r4:00000000 [ 1340.095904][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.095952][ T32] r9:83018205 r8:84adec00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1340.096011][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.096057][ T32] r5:00001000 r4:eb1af000 [ 1340.096078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.096120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.096164][ T32] r5:853ffb8c r4:853ff800 [ 1340.096184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.096228][ T32] r7:ddde2d80 r6:83018200 r5:853ffb8c r4:85296980 [ 1340.096250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.096295][ T32] r10:61c88647 r9:84adec00 r8:852969ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.096317][ T32] r4:85296980 [ 1340.096348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.096416][ T32] r10:00000000 r9:85296980 r8:80287e08 r7:eb591e60 r6:85446b80 r5:84adec00 [ 1340.096441][ T32] r4:00000001 [ 1340.096460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.096495][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) [ 1340.096522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.096605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.096638][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.096668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.096691][ T32] r4:84af9cc0 [ 1340.096854][ T32] INFO: task kworker/1:773:5001 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.096885][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.096993][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.097038][ T32] Call trace: [ 1340.097096][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.097152][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.097201][ T32] r4:00000000 [ 1340.097247][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.097333][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.114912][ T32] 5d20: 9417d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.114968][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.114995][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.115023][ T32] r5:800f0013 r4:80239bb0 [ 1340.115046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.115168][ T32] r4:82ac21e4 [ 1340.115193][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.115239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.115299][ T32] r4:e0175dc0 [ 1340.115325][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.115371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.115393][ T32] r4:00000000 [ 1340.115441][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.115495][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.115520][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.115568][ T32] r5:00001000 r4:e0039000 [ 1340.115589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.115663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.115711][ T32] r5:84b0478c r4:84b04400 [ 1340.115780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.115862][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.115888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.115982][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.116011][ T32] r4:849f2e80 [ 1340.116032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.116081][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.116103][ T32] r4:00000001 [ 1340.116123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.116159][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.116186][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.116214][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.116240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.116268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.116290][ T32] r4:848f9140 [ 1340.116329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.116362][ T32] INFO: task kworker/1:774:5003 blocked for more than 466 seconds. [ 1340.116395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.116447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.116474][ T32] task:kworker/1:774 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.116532][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.116735][ T32] Call trace: [ 1340.116775][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.116829][ T32] r10:8291a684 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:84add400 [ 1340.116852][ T32] r4:84add400 [ 1340.116931][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.117001][ T32] r5:84add400 r4:8291a680 [ 1340.117037][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.117081][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.117156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 1340.117209][ T32] r4:00000000 [ 1340.117283][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.117324][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.117441][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.129739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9d00 [ 1340.129828][ T32] r4:00000000 [ 1340.129856][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.129951][ T32] r9:83018205 r8:84add400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1340.129978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.130026][ T32] r5:00001000 r4:eb1bf000 [ 1340.130046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.130086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.130129][ T32] r5:853fff8c r4:853ffc00 [ 1340.130149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.130223][ T32] r7:ddde2d80 r6:83018200 r5:853fff8c r4:85296a00 [ 1340.130248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.130297][ T32] r10:61c88647 r9:84add400 r8:85296a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.130358][ T32] r4:85296a00 [ 1340.130382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.130430][ T32] r10:00000000 r9:85296a00 r8:80287e08 r7:eb591e60 r6:85446c00 r5:84add400 [ 1340.130452][ T32] r4:00000001 [ 1340.130471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.130510][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1340.130539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.130567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.130593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.130621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.130672][ T32] r4:84af9b00 [ 1340.131140][ T32] INFO: task kworker/1:774:5003 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.131178][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.131280][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.131327][ T32] Call trace: [ 1340.131358][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.131411][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.131435][ T32] r4:00000000 [ 1340.131455][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.131493][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.131578][ T32] 5d20: 9464e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.131612][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.131637][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.131661][ T32] r5:800f0013 r4:80239bb0 [ 1340.131720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.131771][ T32] r4:82ac21e4 [ 1340.131816][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.131863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.131906][ T32] r4:e0175dc0 [ 1340.131958][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.132008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.132031][ T32] r4:00000000 [ 1340.132051][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.132098][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.132149][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.132195][ T32] r5:00001000 r4:e0039000 [ 1340.132216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.132256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.132329][ T32] r5:84b0478c r4:84b04400 [ 1340.132353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.132402][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.132423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.132501][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.132528][ T32] r4:849f2e80 [ 1340.132548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.132635][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.132690][ T32] r4:00000001 [ 1340.132751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.132820][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.132850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.132880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.132906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.132936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.132959][ T32] r4:848f9140 [ 1340.132999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.133031][ T32] INFO: task kworker/1:775:5006 blocked for more than 466 seconds. [ 1340.133085][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.133136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.133160][ T32] task:kworker/1:775 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.133268][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.133338][ T32] Call trace: [ 1340.133372][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.133420][ T32] r10:8291a684 r9:eb569d84 r8:00000002 r7:60000013 r6:eb569d8c r5:853c3000 [ 1340.133444][ T32] r4:853c3000 [ 1340.133463][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.133505][ T32] r5:853c3000 r4:8291a680 [ 1340.133559][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.133603][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.133665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1340.133691][ T32] r4:00000000 [ 1340.133731][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.133770][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.133832][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.133878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af9f40 [ 1340.133901][ T32] r4:00000000 [ 1340.133922][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.133967][ T32] r9:83018205 r8:853c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1340.134012][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.134058][ T32] r5:00001000 r4:eb1e5000 [ 1340.134079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.134117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.134159][ T32] r5:8540078c r4:85400400 [ 1340.134191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.134269][ T32] r7:ddde2d80 r6:83018200 r5:8540078c r4:85296a80 [ 1340.134293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.134372][ T32] r10:61c88647 r9:853c3000 r8:85296aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.134397][ T32] r4:85296a80 [ 1340.134418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.134464][ T32] r10:00000000 r9:85296a80 r8:80287e08 r7:eb591e60 r6:85296b00 r5:853c3000 [ 1340.134510][ T32] r4:00000001 [ 1340.134532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.134569][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1340.134595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.134623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.134649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.134678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.134712][ T32] r4:84af9e00 [ 1340.134898][ T32] INFO: task kworker/1:775:5006 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.134932][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.135036][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.135079][ T32] Call trace: [ 1340.135108][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.135185][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.135212][ T32] r4:00000000 [ 1340.135233][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.135273][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.135357][ T32] 5d20: 9464e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.135390][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.135415][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.135439][ T32] r5:800f0013 r4:80239bb0 [ 1340.135489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.135534][ T32] r4:82ac21e4 [ 1340.135555][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.135597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.135620][ T32] r4:e0175dc0 [ 1340.135639][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.135681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.135735][ T32] r4:00000000 [ 1340.135759][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.135842][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.135866][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.135948][ T32] r5:00001000 r4:e0039000 [ 1340.135973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.136013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.136055][ T32] r5:84b0478c r4:84b04400 [ 1340.136075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.136121][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.136141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.136188][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.136225][ T32] r4:849f2e80 [ 1340.136247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.136322][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.136348][ T32] r4:00000001 [ 1340.136368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.136404][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.136429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.136457][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.136515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.136547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.136618][ T32] r4:848f9140 [ 1340.136643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.136667][ T32] INFO: task kworker/1:776:5009 blocked for more than 466 seconds. [ 1340.136719][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.136751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.136801][ T32] task:kworker/1:776 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.136906][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.136983][ T32] Call trace: [ 1340.137017][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.137072][ T32] r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:853c4800 [ 1340.137095][ T32] r4:853c4800 [ 1340.137146][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.137193][ T32] r5:853c4800 r4:8291a680 [ 1340.137213][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.137250][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.137354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1340.153075][ T32] r4:00000000 [ 1340.153120][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.153209][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.153253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.153297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d080 [ 1340.153319][ T32] r4:00000000 [ 1340.153339][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.153385][ T32] r9:83018205 r8:853c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1340.153406][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.153450][ T32] r5:00001000 r4:eb27d000 [ 1340.153469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.153509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.153580][ T32] r5:85400f8c r4:85400c00 [ 1340.153663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.153750][ T32] r7:ddde2d80 r6:83018200 r5:85400f8c r4:85296b80 [ 1340.153788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.153836][ T32] r10:61c88647 r9:853c4800 r8:85296bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.153858][ T32] r4:85296b80 [ 1340.153877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.153925][ T32] r10:00000000 r9:85296b80 r8:80287e08 r7:eb569e60 r6:85296c00 r5:853c4800 [ 1340.153950][ T32] r4:00000001 [ 1340.153969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.154019][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1340.154080][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.154126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.154174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.154234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.154269][ T32] r4:8425e600 [ 1340.154634][ T32] INFO: task kworker/1:776:5009 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.154667][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.154739][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.154803][ T32] Call trace: [ 1340.154835][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.154887][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.154910][ T32] r4:00000000 [ 1340.154951][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.154997][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.155025][ T32] 5d20: 94908000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.155054][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.155078][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.155101][ T32] r5:800f0013 r4:80239bb0 [ 1340.155121][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.155193][ T32] r4:82ac21e4 [ 1340.155217][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.155273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.155327][ T32] r4:e0175dc0 [ 1340.155350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.155394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.155417][ T32] r4:00000000 [ 1340.155436][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.155481][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.155502][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.155544][ T32] r5:00001000 r4:e0039000 [ 1340.155564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.155603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.155644][ T32] r5:84b0478c r4:84b04400 [ 1340.155664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.155741][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.155799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.155852][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.155909][ T32] r4:849f2e80 [ 1340.155959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.156040][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.156066][ T32] r4:00000001 [ 1340.156114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.156153][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.156180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.156235][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.156265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.156293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.156346][ T32] r4:848f9140 [ 1340.156401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.156431][ T32] INFO: task kworker/1:777:5010 blocked for more than 466 seconds. [ 1340.156462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.156487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.156507][ T32] task:kworker/1:777 state:D stack:0 pid:5010 tgid:5010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.156645][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.156704][ T32] Call trace: [ 1340.156775][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.156846][ T32] r10:8291a684 r9:eb5b1d84 r8:00000002 r7:60000113 r6:eb5b1d8c r5:84adb000 [ 1340.156902][ T32] r4:84adb000 [ 1340.156925][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.156970][ T32] r5:84adb000 r4:8291a680 [ 1340.157014][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.157057][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.157100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 1340.157122][ T32] r4:00000000 [ 1340.157140][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.157174][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.157208][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.157260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8425e500 [ 1340.157320][ T32] r4:00000000 [ 1340.170639][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.170725][ T32] r9:83018205 r8:84adb000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1340.170759][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.170825][ T32] r5:00001000 r4:eb26f000 [ 1340.170846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.170886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.170929][ T32] r5:85400b8c r4:85400800 [ 1340.170969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.171020][ T32] r7:ddde2d80 r6:83018200 r5:85400b8c r4:85296c80 [ 1340.171042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.171089][ T32] r10:61c88647 r9:84adb000 r8:85296cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.171112][ T32] r4:85296c80 [ 1340.171131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.171178][ T32] r10:00000000 r9:85296c80 r8:80287e08 r7:eb5a9e60 r6:85446c80 r5:84adb000 [ 1340.171201][ T32] r4:00000001 [ 1340.171220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.171256][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1340.171315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.171348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.171375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.171403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.171425][ T32] r4:8425e600 [ 1340.171808][ T32] INFO: task kworker/1:777:5010 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.171845][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.171910][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.172004][ T32] Call trace: [ 1340.172040][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.172093][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.172116][ T32] r4:00000000 [ 1340.172136][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.172175][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.172234][ T32] 5d20: 95149000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.172266][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.172292][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.172315][ T32] r5:800f0013 r4:80239bb0 [ 1340.172335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.172386][ T32] r4:82ac21e4 [ 1340.172411][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.172488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.172518][ T32] r4:e0175dc0 [ 1340.172539][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.172583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.172606][ T32] r4:00000000 [ 1340.172625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.172670][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.172691][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.172805][ T32] r5:00001000 r4:e0039000 [ 1340.172829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.172871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.172943][ T32] r5:84b0478c r4:84b04400 [ 1340.173004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.173055][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.173076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.173123][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.173184][ T32] r4:849f2e80 [ 1340.173206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.173254][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.173305][ T32] r4:00000001 [ 1340.173327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.173392][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.173421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.173512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.173541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.173570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.173620][ T32] r4:848f9140 [ 1340.173648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.173686][ T32] INFO: task kworker/1:778:5012 blocked for more than 466 seconds. [ 1340.173749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.173779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.173800][ T32] task:kworker/1:778 state:D stack:0 pid:5012 tgid:5012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.173880][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.173954][ T32] Call trace: [ 1340.174011][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.174062][ T32] r10:8291a684 r9:eb5b9d84 r8:00000002 r7:60000013 r6:eb5b9d8c r5:853de000 [ 1340.174114][ T32] r4:853de000 [ 1340.174138][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.174182][ T32] r5:853de000 r4:8291a680 [ 1340.174202][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.174241][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.174311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1340.174358][ T32] r4:00000000 [ 1340.174379][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.174432][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.174470][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.174527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d4c0 [ 1340.174552][ T32] r4:00000000 [ 1340.174571][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.174616][ T32] r9:83018205 r8:853de000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1340.174636][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.174677][ T32] r5:00001000 r4:eb327000 [ 1340.174730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.174787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.174835][ T32] r5:85401b8c r4:85401800 [ 1340.174856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.174902][ T32] r7:ddde2d80 r6:83018200 r5:85401b8c r4:85296d00 [ 1340.174922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.174968][ T32] r10:61c88647 r9:853de000 r8:85296d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.174991][ T32] r4:85296d00 [ 1340.175009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.175053][ T32] r10:00000000 r9:85296d00 r8:80287e08 r7:eb5a9e60 r6:85446d00 r5:853de000 [ 1340.175103][ T32] r4:00000001 [ 1340.175143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.175210][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1340.175240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.175268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.175294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.175322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.175345][ T32] r4:8478d040 [ 1340.175512][ T32] INFO: task kworker/1:778:5012 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.175543][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.175658][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.175746][ T32] Call trace: [ 1340.175835][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.175889][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.175913][ T32] r4:00000000 [ 1340.175932][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.176007][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.176038][ T32] 5d20: 95149000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.176067][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.176122][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.176211][ T32] r5:800f0013 r4:80239bb0 [ 1340.176266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.176358][ T32] r4:82ac21e4 [ 1340.176382][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.176426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.176449][ T32] r4:e0175dc0 [ 1340.176507][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.176600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.176627][ T32] r4:00000000 [ 1340.176648][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.176706][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.176765][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.176813][ T32] r5:00001000 r4:e0039000 [ 1340.176839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.176879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.176921][ T32] r5:84b0478c r4:84b04400 [ 1340.176941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.177013][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.177037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.177086][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.177109][ T32] r4:849f2e80 [ 1340.177127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.177175][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.177197][ T32] r4:00000001 [ 1340.177240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.177279][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.200094][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.200194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.200226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.200259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.200283][ T32] r4:848f9140 [ 1340.200340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.200421][ T32] INFO: task kworker/1:779:5014 blocked for more than 466 seconds. [ 1340.200457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.200482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.200533][ T32] task:kworker/1:779 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.200617][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.200764][ T32] Call trace: [ 1340.200813][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.200869][ T32] r10:8291a684 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:85460c00 [ 1340.200921][ T32] r4:85460c00 [ 1340.200944][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.201004][ T32] r5:85460c00 r4:8291a680 [ 1340.201047][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.201112][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.201156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1340.201179][ T32] r4:00000000 [ 1340.201197][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.201259][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.201302][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.201343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d200 [ 1340.201366][ T32] r4:00000000 [ 1340.201404][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.201483][ T32] r9:83018205 r8:85460c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.201507][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.201551][ T32] r5:00001000 r4:eb2cf000 [ 1340.201589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.201673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.201720][ T32] r5:8540138c r4:85401000 [ 1340.201746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.201844][ T32] r7:ddde2d80 r6:83018200 r5:8540138c r4:85296d80 [ 1340.201891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.201984][ T32] r10:61c88647 r9:85460c00 r8:85296dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.202034][ T32] r4:85296d80 [ 1340.202076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.202216][ T32] r10:00000000 r9:85296d80 r8:80287e08 r7:eb5b9e60 r6:85446d80 r5:85460c00 [ 1340.202509][ T32] r4:00000001 [ 1340.202563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.202647][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1340.202704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.202787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.202846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.202939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.203001][ T32] r4:8478d140 [ 1340.203638][ T32] INFO: task kworker/1:779:5014 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.203708][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.203880][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.204007][ T32] Call trace: [ 1340.204082][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.204215][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.204270][ T32] r4:00000000 [ 1340.204312][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.204510][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.204573][ T32] 5d20: 95a38000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.204637][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.204689][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.204965][ T32] r5:800f0013 r4:80239bb0 [ 1340.205017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.205103][ T32] r4:82ac21e4 [ 1340.205149][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.205240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.205327][ T32] r4:e0175dc0 [ 1340.205353][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.205439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.205466][ T32] r4:00000000 [ 1340.205508][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.205557][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.205579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.205636][ T32] r5:00001000 r4:e0039000 [ 1340.205669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.205710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.205799][ T32] r5:84b0478c r4:84b04400 [ 1340.205825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.205930][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.205957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.206012][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.206065][ T32] r4:849f2e80 [ 1340.206145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.206199][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.206250][ T32] r4:00000001 [ 1340.206272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.206330][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.206360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.206391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.206422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.206515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.206551][ T32] r4:848f9140 [ 1340.206603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.206630][ T32] INFO: task kworker/1:780:5015 blocked for more than 466 seconds. [ 1340.206689][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.206759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.206827][ T32] task:kworker/1:780 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.206965][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.207057][ T32] Call trace: [ 1340.207138][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.207239][ T32] r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000013 r6:eb5c5d8c r5:85461800 [ 1340.207355][ T32] r4:85461800 [ 1340.219583][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.219690][ T32] r5:85461800 r4:8291a680 [ 1340.219750][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.219829][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.219878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1340.219901][ T32] r4:00000000 [ 1340.219923][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.219961][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.219998][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.220039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d2c0 [ 1340.220061][ T32] r4:00000000 [ 1340.220080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.220125][ T32] r9:83018205 r8:85461800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1340.220149][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.220225][ T32] r5:00001000 r4:eb303000 [ 1340.220279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.220354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.220439][ T32] r5:8540178c r4:85401400 [ 1340.220462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.220511][ T32] r7:ddde2d80 r6:83018200 r5:8540178c r4:85296e00 [ 1340.220532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.220609][ T32] r10:61c88647 r9:85461800 r8:85296e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.220671][ T32] r4:85296e00 [ 1340.220704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.220804][ T32] r10:00000000 r9:85296e00 r8:80287e08 r7:eb5b9e60 r6:85446e00 r5:85461800 [ 1340.220848][ T32] r4:00000001 [ 1340.220902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.220985][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1340.221147][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.221191][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.221220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.221249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.221271][ T32] r4:8478d140 [ 1340.221639][ T32] INFO: task kworker/1:780:5015 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.221704][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.221780][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.221877][ T32] Call trace: [ 1340.221943][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.221996][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.222034][ T32] r4:00000000 [ 1340.222057][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.222098][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.222155][ T32] 5d20: 95a38000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.222188][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.222213][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.222237][ T32] r5:800f0013 r4:80239bb0 [ 1340.222279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.222383][ T32] r4:82ac21e4 [ 1340.222408][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.222452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.222475][ T32] r4:e0175dc0 [ 1340.222523][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.222570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.222593][ T32] r4:00000000 [ 1340.222641][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.222720][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.222795][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.222843][ T32] r5:00001000 r4:e0039000 [ 1340.222865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.222933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.222981][ T32] r5:84b0478c r4:84b04400 [ 1340.223001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.223050][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.223103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.223153][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.223206][ T32] r4:849f2e80 [ 1340.223227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.223276][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.223298][ T32] r4:00000001 [ 1340.223316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.223381][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.223430][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.223476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.223505][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.223560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.223586][ T32] r4:848f9140 [ 1340.223606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.223638][ T32] INFO: task kworker/1:781:5017 blocked for more than 466 seconds. [ 1340.223703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.223735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.223757][ T32] task:kworker/1:781 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.223872][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.223920][ T32] Call trace: [ 1340.223981][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.224031][ T32] r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000013 r6:eb5c9d8c r5:85462400 [ 1340.224054][ T32] r4:85462400 [ 1340.224112][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.224160][ T32] r5:85462400 r4:8291a680 [ 1340.224179][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.224218][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.224296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1340.224324][ T32] r4:00000000 [ 1340.224374][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.224451][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.224508][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.224554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d640 [ 1340.224577][ T32] r4:00000000 [ 1340.224596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.224639][ T32] r9:83018205 r8:85462400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1340.224660][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.224701][ T32] r5:00001000 r4:eb34b000 [ 1340.224788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.224833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.224875][ T32] r5:85401f8c r4:85401c00 [ 1340.224894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.224941][ T32] r7:ddde2d80 r6:83018200 r5:85401f8c r4:85296e80 [ 1340.224991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.225097][ T32] r10:61c88647 r9:85462400 r8:85296eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.225137][ T32] r4:85296e80 [ 1340.225186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.225248][ T32] r10:00000000 r9:85296e80 r8:80287e08 r7:eb5b9e60 r6:85446e80 r5:85462400 [ 1340.225273][ T32] r4:00000001 [ 1340.225292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.225390][ T32] Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) [ 1340.225421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.225478][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.225538][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.225572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.225630][ T32] r4:8478d600 [ 1340.225836][ T32] INFO: task kworker/1:781:5017 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.225870][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.225966][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.226031][ T32] Call trace: [ 1340.226060][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.226110][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.226132][ T32] r4:00000000 [ 1340.226152][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.226219][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.226252][ T32] 5d20: 95a38000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.226282][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.226365][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.226440][ T32] r5:800f0013 r4:80239bb0 [ 1340.226465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.226506][ T32] r4:82ac21e4 [ 1340.226554][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.226629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.226685][ T32] r4:e0175dc0 [ 1340.226735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.226850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.226876][ T32] r4:00000000 [ 1340.226913][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.226963][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.227039][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.227121][ T32] r5:00001000 r4:e0039000 [ 1340.227146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.227187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.227230][ T32] r5:84b0478c r4:84b04400 [ 1340.227280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.227329][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.227455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.245420][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.245496][ T32] r4:849f2e80 [ 1340.245559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.245625][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.245680][ T32] r4:00000001 [ 1340.245715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.245766][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.245798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.245827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.245854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.245918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.245945][ T32] r4:848f9140 [ 1340.245967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.245995][ T32] INFO: task kworker/1:782:5021 blocked for more than 466 seconds. [ 1340.246103][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.246130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.246186][ T32] task:kworker/1:782 state:D stack:0 pid:5021 tgid:5021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.246242][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.246323][ T32] Call trace: [ 1340.246355][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.246407][ T32] r10:8291a684 r9:eb5bdd84 r8:00000002 r7:60000013 r6:eb5bdd8c r5:85463000 [ 1340.246430][ T32] r4:85463000 [ 1340.246449][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.246491][ T32] r5:85463000 r4:8291a680 [ 1340.246511][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.246603][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.246649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 1340.246709][ T32] r4:00000000 [ 1340.246737][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.246809][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.246852][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.246894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d840 [ 1340.246916][ T32] r4:00000000 [ 1340.246935][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.246981][ T32] r9:83018205 r8:85463000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1340.247016][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.247081][ T32] r5:00001000 r4:eb3ad000 [ 1340.247105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.247146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.247219][ T32] r5:8540278c r4:85402400 [ 1340.247244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.247290][ T32] r7:ddde2d80 r6:83018200 r5:8540278c r4:85296f00 [ 1340.247393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.264743][ T32] r10:61c88647 r9:85463000 r8:85296f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.264853][ T32] r4:85296f00 [ 1340.265075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.265193][ T32] r10:00000000 r9:85296f00 r8:80287e08 r7:eb5c9e60 r6:85446f00 r5:85463000 [ 1340.265223][ T32] r4:00000001 [ 1340.265246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.265286][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1340.265317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.265347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.265408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.265441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.265465][ T32] r4:8478d580 [ 1340.265888][ T32] INFO: task kworker/1:782:5021 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.265971][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.266084][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.266299][ T32] Call trace: [ 1340.266335][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.266392][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.266416][ T32] r4:00000000 [ 1340.266436][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.266511][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.266544][ T32] 5d20: 96375000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.266615][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.266643][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.266729][ T32] r5:800f0013 r4:80239bb0 [ 1340.266789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.266839][ T32] r4:82ac21e4 [ 1340.266859][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.266987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.267014][ T32] r4:e0175dc0 [ 1340.267033][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.267078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.267100][ T32] r4:00000000 [ 1340.267120][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.267166][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.267187][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.267228][ T32] r5:00001000 r4:e0039000 [ 1340.267266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.273791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.273897][ T32] r5:84b0478c r4:84b04400 [ 1340.273922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.273974][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.274092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.274202][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.274230][ T32] r4:849f2e80 [ 1340.274252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.274301][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.274396][ T32] r4:00000001 [ 1340.274419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.274458][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.274487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.274518][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.274544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.274574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.274597][ T32] r4:848f9140 [ 1340.274619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.274649][ T32] INFO: task kworker/1:783:5023 blocked for more than 466 seconds. [ 1340.274765][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.274809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.274833][ T32] task:kworker/1:783 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.274948][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.274993][ T32] Call trace: [ 1340.275025][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.275077][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000113 r6:eb5cdd8c r5:85463c00 [ 1340.275100][ T32] r4:85463c00 [ 1340.275120][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.275163][ T32] r5:85463c00 r4:8291a680 [ 1340.275183][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.275222][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.275265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1340.275287][ T32] r4:00000000 [ 1340.275340][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.275394][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.275435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.275477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478d700 [ 1340.275501][ T32] r4:00000000 [ 1340.275522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.275603][ T32] r9:83018205 r8:85463c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1340.275630][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.275687][ T32] r5:00001000 r4:eb39b000 [ 1340.275710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.275755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.275797][ T32] r5:8540238c r4:85402000 [ 1340.275817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.275862][ T32] r7:ddde2d80 r6:83018200 r5:8540238c r4:85296f80 [ 1340.276161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.276214][ T32] r10:61c88647 r9:85463c00 r8:85296fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.276238][ T32] r4:85296f80 [ 1340.276256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.276302][ T32] r10:00000000 r9:85296f80 r8:80287e08 r7:eb5bde60 r6:85446f80 r5:85463c00 [ 1340.276361][ T32] r4:00000001 [ 1340.276384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.276420][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1340.276446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.276474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.276500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.276528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.276549][ T32] r4:8478d740 [ 1340.276926][ T32] INFO: task kworker/1:783:5023 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.277008][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.277120][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.277197][ T32] Call trace: [ 1340.277251][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.287718][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.287794][ T32] r4:00000000 [ 1340.287821][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.287878][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.287909][ T32] 5d20: 96545000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.287939][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.287965][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.287991][ T32] r5:800f0013 r4:80239bb0 [ 1340.288029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.288078][ T32] r4:82ac21e4 [ 1340.288104][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.288150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.288174][ T32] r4:e0175dc0 [ 1340.288208][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.288252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.288275][ T32] r4:00000000 [ 1340.288295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.288341][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.288389][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.288440][ T32] r5:00001000 r4:e0039000 [ 1340.288462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.288518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.288565][ T32] r5:84b0478c r4:84b04400 [ 1340.288586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.288633][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.288656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.288731][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.288790][ T32] r4:849f2e80 [ 1340.288814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.288888][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.288971][ T32] r4:00000001 [ 1340.288994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.289033][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.289061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.289119][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.289149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.289204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.289257][ T32] r4:848f9140 [ 1340.289283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.289351][ T32] INFO: task kworker/1:784:5025 blocked for more than 466 seconds. [ 1340.289389][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.289445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.289471][ T32] task:kworker/1:784 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.289524][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.289568][ T32] Call trace: [ 1340.289599][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.289703][ T32] r10:8291a684 r9:eb5d1d84 r8:00000002 r7:60000013 r6:eb5d1d8c r5:85464800 [ 1340.289731][ T32] r4:85464800 [ 1340.289759][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.289805][ T32] r5:85464800 r4:8291a680 [ 1340.289825][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.289864][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.289919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [ 1340.289948][ T32] r4:00000000 [ 1340.290022][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.290064][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.290099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.290148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478da80 [ 1340.290171][ T32] r4:00000000 [ 1340.290363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.290469][ T32] r9:83018205 r8:85464800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1340.290501][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.290589][ T32] r5:00001000 r4:eb3b9000 [ 1340.290617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.290679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.290816][ T32] r5:85402b8c r4:85402800 [ 1340.290845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.290893][ T32] r7:ddde2d80 r6:83018200 r5:85402b8c r4:84423000 [ 1340.290913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.290974][ T32] r10:61c88647 r9:85464800 r8:8442302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.291001][ T32] r4:84423000 [ 1340.291090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.291173][ T32] r10:00000000 r9:84423000 r8:80287e08 r7:eb5bde60 r6:844da000 r5:85464800 [ 1340.291200][ T32] r4:00000001 [ 1340.291220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.291519][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 1340.291551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.291580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.291648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.291722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.291852][ T32] r4:8478d880 [ 1340.292239][ T32] INFO: task kworker/1:784:5025 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.292273][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.292337][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.292388][ T32] Call trace: [ 1340.292512][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.292568][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.292628][ T32] r4:00000000 [ 1340.292774][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.292841][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.292907][ T32] 5d20: 96545000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.292939][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.293091][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.293119][ T32] r5:800f0013 r4:80239bb0 [ 1340.293141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.293183][ T32] r4:82ac21e4 [ 1340.293203][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.293246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.293268][ T32] r4:e0175dc0 [ 1340.293322][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.293371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.293394][ T32] r4:00000000 [ 1340.293413][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.293555][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.293597][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.293654][ T32] r5:00001000 r4:e0039000 [ 1340.293676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.293715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.293764][ T32] r5:84b0478c r4:84b04400 [ 1340.293929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.293981][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.294006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.294150][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.294177][ T32] r4:849f2e80 [ 1340.294197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.294245][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.294294][ T32] r4:00000001 [ 1340.294470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.294511][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.294539][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.294567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.294595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.294624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.294648][ T32] r4:848f9140 [ 1340.294690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.294719][ T32] INFO: task kworker/1:785:5027 blocked for more than 466 seconds. [ 1340.295009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.295042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.295118][ T32] task:kworker/1:785 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.295169][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.295323][ T32] Call trace: [ 1340.295456][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.295506][ T32] r10:8291a684 r9:eb575d84 r8:00000002 r7:60000013 r6:eb575d8c r5:853c6c00 [ 1340.295730][ T32] r4:853c6c00 [ 1340.295760][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.295804][ T32] r5:853c6c00 r4:8291a680 [ 1340.295825][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.295864][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.295927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1340.295953][ T32] r4:00000000 [ 1340.295973][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.296049][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.296120][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.296166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478db40 [ 1340.296384][ T32] r4:00000000 [ 1340.296510][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.296621][ T32] r9:83018205 r8:853c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1340.296647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.296825][ T32] r5:00001000 r4:eb3cb000 [ 1340.296849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.296891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.296935][ T32] r5:85402f8c r4:85402c00 [ 1340.296975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.297093][ T32] r7:ddde2d80 r6:83018200 r5:85402f8c r4:844da080 [ 1340.297118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.297407][ T32] r10:61c88647 r9:853c6c00 r8:844da0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.322141][ T32] r4:844da080 [ 1340.322207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.322284][ T32] r10:00000000 r9:844da080 r8:80287e08 r7:eb5d1e60 r6:844da100 r5:853c6c00 [ 1340.322346][ T32] r4:00000001 [ 1340.322370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.322411][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) [ 1340.322453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.322652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.322684][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.322715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.322744][ T32] r4:8478da40 [ 1340.323173][ T32] INFO: task kworker/1:785:5027 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.323211][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.323279][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.323327][ T32] Call trace: [ 1340.323358][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.323456][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.323559][ T32] r4:00000000 [ 1340.323676][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.323793][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.323826][ T32] 5d20: 9698c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.323855][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.323881][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.323905][ T32] r5:800f0013 r4:80239bb0 [ 1340.323954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.324002][ T32] r4:82ac21e4 [ 1340.324023][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.324066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.324088][ T32] r4:e0175dc0 [ 1340.324108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.324152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.324176][ T32] r4:00000000 [ 1340.324195][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.324241][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.324371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.324420][ T32] r5:00001000 r4:e0039000 [ 1340.324455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.324500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.324558][ T32] r5:84b0478c r4:84b04400 [ 1340.324582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.324632][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.324655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.324718][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.324762][ T32] r4:849f2e80 [ 1340.324826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.324878][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.324907][ T32] r4:00000001 [ 1340.324984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.325025][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.325052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.325166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.325228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.325288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.325522][ T32] r4:848f9140 [ 1340.325688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.325800][ T32] INFO: task kworker/1:786:5029 blocked for more than 466 seconds. [ 1340.325840][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.326016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.326042][ T32] task:kworker/1:786 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.326090][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.326232][ T32] Call trace: [ 1340.326400][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.326455][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:85465400 [ 1340.326478][ T32] r4:85465400 [ 1340.326520][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.326601][ T32] r5:85465400 r4:8291a680 [ 1340.326789][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.326838][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.326940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1340.326984][ T32] r4:00000000 [ 1340.327006][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.327043][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.327170][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.327217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478dc80 [ 1340.327240][ T32] r4:00000000 [ 1340.327310][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.347488][ T32] r9:83018205 r8:85465400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1340.348353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.348436][ T32] r5:00001000 r4:eb3d7000 [ 1340.348477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.348527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.348574][ T32] r5:8540338c r4:85403000 [ 1340.348624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.348679][ T32] r7:ddde2d80 r6:83018200 r5:8540338c r4:844da180 [ 1340.348701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.348760][ T32] r10:61c88647 r9:85465400 r8:844da1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.348784][ T32] r4:844da180 [ 1340.348804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.348852][ T32] r10:00000000 r9:844da180 r8:80287e08 r7:eb575e60 r6:84423080 r5:85465400 [ 1340.348874][ T32] r4:00000001 [ 1340.348938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.348995][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1340.349201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.349235][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.349298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.349334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.349357][ T32] r4:8478db80 [ 1340.349798][ T32] INFO: task kworker/1:786:5029 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.349835][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.349924][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.349977][ T32] Call trace: [ 1340.350008][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.350061][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.350085][ T32] r4:00000000 [ 1340.350105][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.350146][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.350174][ T32] 5d20: 96b8a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.350285][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.350386][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.350430][ T32] r5:800f0013 r4:80239bb0 [ 1340.350493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.350576][ T32] r4:82ac21e4 [ 1340.350600][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.350645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.350698][ T32] r4:e0175dc0 [ 1340.350721][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.350787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.350813][ T32] r4:00000000 [ 1340.350834][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.350881][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.350904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.350946][ T32] r5:00001000 r4:e0039000 [ 1340.350986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.351031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.351075][ T32] r5:84b0478c r4:84b04400 [ 1340.351095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.351226][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.351252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.351300][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.351323][ T32] r4:849f2e80 [ 1340.351343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.351391][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.351489][ T32] r4:00000001 [ 1340.351550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.351589][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.351923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.351983][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.352032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.352144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.352171][ T32] r4:848f9140 [ 1340.352230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.352263][ T32] INFO: task kworker/1:787:5031 blocked for more than 466 seconds. [ 1340.352297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.352321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.352341][ T32] task:kworker/1:787 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.352386][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.352429][ T32] Call trace: [ 1340.352459][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.352545][ T32] r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:85466000 [ 1340.352572][ T32] r4:85466000 [ 1340.352592][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.352635][ T32] r5:85466000 r4:8291a680 [ 1340.352668][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.352712][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.352760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 [ 1340.352785][ T32] r4:00000000 [ 1340.352832][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.352871][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.352906][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.353032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8425e7c0 [ 1340.353164][ T32] r4:00000000 [ 1340.353188][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.353271][ T32] r9:83018205 r8:85466000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1340.353296][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.353340][ T32] r5:00001000 r4:dfa93000 [ 1340.353377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.353421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.353463][ T32] r5:85403b8c r4:85403800 [ 1340.353483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.353528][ T32] r7:ddde2d80 r6:83018200 r5:85403b8c r4:844da200 [ 1340.353574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.353625][ T32] r10:61c88647 r9:85466000 r8:844da22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.353651][ T32] r4:844da200 [ 1340.353706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.353763][ T32] r10:00000000 r9:844da200 r8:80287e08 r7:eb5d5e60 r6:84423100 r5:85466000 [ 1340.353802][ T32] r4:00000001 [ 1340.353831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.353870][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) [ 1340.354023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.354061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.354125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.354158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.354182][ T32] r4:8478dcc0 [ 1340.354438][ T32] INFO: task kworker/1:787:5031 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.354504][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.354607][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.354653][ T32] Call trace: [ 1340.354718][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.354813][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.354842][ T32] r4:00000000 [ 1340.354864][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.354906][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.354965][ T32] 5d20: 96b8a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.354998][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.355023][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.355088][ T32] r5:800f0013 r4:80239bb0 [ 1340.355124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.355169][ T32] r4:82ac21e4 [ 1340.355190][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.355232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.355336][ T32] r4:e0175dc0 [ 1340.355359][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.355404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.355428][ T32] r4:00000000 [ 1340.355478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.355606][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.355671][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.355718][ T32] r5:00001000 r4:e0039000 [ 1340.355744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.355809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.355855][ T32] r5:84b0478c r4:84b04400 [ 1340.355876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.355923][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.355946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.355991][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.356013][ T32] r4:849f2e80 [ 1340.356032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.356078][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.356100][ T32] r4:00000001 [ 1340.356119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.356188][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.356218][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.356247][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.356275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.356305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.356327][ T32] r4:848f9140 [ 1340.356347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.356372][ T32] INFO: task kworker/1:788:5033 blocked for more than 466 seconds. [ 1340.356399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.356468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.356493][ T32] task:kworker/1:788 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.356539][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.356624][ T32] Call trace: [ 1340.356675][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.356727][ T32] r10:8291a684 r9:eb421d84 r8:00000002 r7:60000113 r6:eb421d8c r5:85466c00 [ 1340.356757][ T32] r4:85466c00 [ 1340.356799][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.356846][ T32] r5:85466c00 r4:8291a680 [ 1340.356923][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.357025][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.357071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [ 1340.357094][ T32] r4:00000000 [ 1340.357224][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.357373][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.388171][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.388279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478de80 [ 1340.388366][ T32] r4:00000000 [ 1340.388394][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.388451][ T32] r9:83018205 r8:85466c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1340.388476][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.388583][ T32] r5:00001000 r4:dfa59000 [ 1340.388614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.388699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.388754][ T32] r5:8540378c r4:85403400 [ 1340.388777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.388833][ T32] r7:ddde2d80 r6:83018200 r5:8540378c r4:844da280 [ 1340.388892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.388948][ T32] r10:61c88647 r9:85466c00 r8:844da2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.388974][ T32] r4:844da280 [ 1340.388996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.389048][ T32] r10:00000000 r9:844da280 r8:80287e08 r7:eb3fde60 r6:84423180 r5:85466c00 [ 1340.389079][ T32] r4:00000001 [ 1340.389100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.389141][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1340.389188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.389226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.389293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.389326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.389351][ T32] r4:8478ddc0 [ 1340.389813][ T32] INFO: task kworker/1:788:5033 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.389886][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.390005][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.390058][ T32] Call trace: [ 1340.390196][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.390290][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.390317][ T32] r4:00000000 [ 1340.390338][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.390378][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.390407][ T32] 5d20: 971d8000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.390458][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.390487][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.390512][ T32] r5:800f0013 r4:80239bb0 [ 1340.390587][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.390632][ T32] r4:82ac21e4 [ 1340.390653][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.390701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.390725][ T32] r4:e0175dc0 [ 1340.390784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.390834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.390858][ T32] r4:00000000 [ 1340.390878][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.391008][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.391114][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.391171][ T32] r5:00001000 r4:e0039000 [ 1340.391194][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.391314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.391363][ T32] r5:84b0478c r4:84b04400 [ 1340.391418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.391515][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.391541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.391590][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.391613][ T32] r4:849f2e80 [ 1340.391632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.392114][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.392226][ T32] r4:00000001 [ 1340.392248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.392287][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.392313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.392342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.392369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.392433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.392459][ T32] r4:848f9140 [ 1340.392480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.392508][ T32] INFO: task kworker/1:789:5035 blocked for more than 466 seconds. [ 1340.392542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.392585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.392610][ T32] task:kworker/1:789 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.392764][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.392847][ T32] Call trace: [ 1340.392942][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.392994][ T32] r10:8291a684 r9:eb5ddd84 r8:00000002 r7:60000113 r6:eb5ddd8c r5:85460000 [ 1340.393018][ T32] r4:85460000 [ 1340.393038][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.393080][ T32] r5:85460000 r4:8291a680 [ 1340.393100][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.393139][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.393182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 [ 1340.393205][ T32] r4:00000000 [ 1340.393342][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.393382][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.393416][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.393457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781000 [ 1340.393502][ T32] r4:00000000 [ 1340.393538][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.393586][ T32] r9:83018205 r8:85460000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1340.393608][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.393655][ T32] r5:00001000 r4:e0517000 [ 1340.393675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.393782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.393829][ T32] r5:85403f8c r4:85403c00 [ 1340.393862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.393912][ T32] r7:ddde2d80 r6:83018200 r5:85403f8c r4:844da300 [ 1340.393933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.393980][ T32] r10:61c88647 r9:85460000 r8:844da32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.394003][ T32] r4:844da300 [ 1340.394022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.394066][ T32] r10:00000000 r9:844da300 r8:80287e08 r7:eb3fde60 r6:84423200 r5:85460000 [ 1340.394128][ T32] r4:00000001 [ 1340.394149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.394185][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1340.394245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.394278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.394304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.394366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.394483][ T32] r4:8425e600 [ 1340.394715][ T32] INFO: task kworker/1:789:5035 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.394763][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.394922][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.394971][ T32] Call trace: [ 1340.395032][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.395087][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.395110][ T32] r4:00000000 [ 1340.395129][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.395169][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.395196][ T32] 5d20: 971d8000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.395224][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.395249][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.395305][ T32] r5:800f0013 r4:80239bb0 [ 1340.395362][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.395407][ T32] r4:82ac21e4 [ 1340.395428][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.395504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.395565][ T32] r4:e0175dc0 [ 1340.395587][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.395632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.395655][ T32] r4:00000000 [ 1340.395674][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.395833][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.395858][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.395901][ T32] r5:00001000 r4:e0039000 [ 1340.395941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.396015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.396061][ T32] r5:84b0478c r4:84b04400 [ 1340.396083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.396243][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.396268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.396316][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.396339][ T32] r4:849f2e80 [ 1340.396394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.396445][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.396540][ T32] r4:00000001 [ 1340.396580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.396656][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.396761][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.396794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.396820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.396849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.396874][ T32] r4:848f9140 [ 1340.396895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.396994][ T32] INFO: task kworker/1:790:5037 blocked for more than 466 seconds. [ 1340.397027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.397052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.397073][ T32] task:kworker/1:790 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.397177][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.397255][ T32] Call trace: [ 1340.424832][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.424967][ T32] r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000013 r6:eb5e1d8c r5:853db000 [ 1340.424997][ T32] r4:853db000 [ 1340.425037][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.425088][ T32] r5:853db000 r4:8291a680 [ 1340.425109][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.425149][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.425226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1340.425288][ T32] r4:00000000 [ 1340.425311][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.425406][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.425448][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.425504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781300 [ 1340.425566][ T32] r4:00000000 [ 1340.425588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.425637][ T32] r9:83018205 r8:853db000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1340.425660][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.425747][ T32] r5:00001000 r4:e0819000 [ 1340.425772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.425815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.425993][ T32] r5:8540c78c r4:8540c400 [ 1340.426018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.426066][ T32] r7:ddde2d80 r6:83018200 r5:8540c78c r4:844da380 [ 1340.426087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.426134][ T32] r10:61c88647 r9:853db000 r8:844da3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.426158][ T32] r4:844da380 [ 1340.426177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.426262][ T32] r10:00000000 r9:844da380 r8:80287e08 r7:eb5dde60 r6:84423280 r5:853db000 [ 1340.426367][ T32] r4:00000001 [ 1340.426396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.426440][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1340.426559][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.426601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.426662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.426734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.426760][ T32] r4:84781100 [ 1340.427234][ T32] INFO: task kworker/1:790:5037 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.427344][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.433495][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.433588][ T32] Call trace: [ 1340.433654][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.433718][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.433744][ T32] r4:00000000 [ 1340.433764][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.433806][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.433835][ T32] 5d20: 9781b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.433864][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.433889][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.433939][ T32] r5:800f0013 r4:80239bb0 [ 1340.433965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.434008][ T32] r4:82ac21e4 [ 1340.434028][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.434072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.434111][ T32] r4:e0175dc0 [ 1340.434133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.434202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.434229][ T32] r4:00000000 [ 1340.434254][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.434303][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.434325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.434394][ T32] r5:00001000 r4:e0039000 [ 1340.434417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.434458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.434500][ T32] r5:84b0478c r4:84b04400 [ 1340.434521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.434594][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.434619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.434667][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.434694][ T32] r4:849f2e80 [ 1340.434784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.434837][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.434875][ T32] r4:00000001 [ 1340.434898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.434934][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.435003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.435036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.435064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.435115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.435221][ T32] r4:848f9140 [ 1340.435247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.435286][ T32] INFO: task kworker/1:791:5039 blocked for more than 466 seconds. [ 1340.435319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.435344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.435365][ T32] task:kworker/1:791 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.435410][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.435451][ T32] Call trace: [ 1340.435483][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.435530][ T32] r10:8291a684 r9:eb5e5d84 r8:00000002 r7:60000013 r6:eb5e5d8c r5:84ad9800 [ 1340.435587][ T32] r4:84ad9800 [ 1340.435611][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.435655][ T32] r5:84ad9800 r4:8291a680 [ 1340.435675][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.435721][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.435789][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 1340.435817][ T32] r4:00000000 [ 1340.435882][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.435920][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.435968][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.436041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781240 [ 1340.436067][ T32] r4:00000000 [ 1340.436086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.436129][ T32] r9:83018205 r8:84ad9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.436150][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.436280][ T32] r5:00001000 r4:e06df000 [ 1340.436304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.436344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.436388][ T32] r5:8540c38c r4:8540c000 [ 1340.436408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.436470][ T32] r7:ddde2d80 r6:83018200 r5:8540c38c r4:844da400 [ 1340.436575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.436628][ T32] r10:61c88647 r9:84ad9800 r8:844da42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.436651][ T32] r4:844da400 [ 1340.436688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.436738][ T32] r10:00000000 r9:844da400 r8:80287e08 r7:eb5e1e60 r6:84423300 r5:84ad9800 [ 1340.436761][ T32] r4:00000001 [ 1340.436802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.436840][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1340.436866][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.436915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.436944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.436975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.437089][ T32] r4:84781200 [ 1340.445250][ T32] INFO: task kworker/1:791:5039 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.445333][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.445436][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.445501][ T32] Call trace: [ 1340.445557][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.445616][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.445671][ T32] r4:00000000 [ 1340.445701][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.445744][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.445773][ T32] 5d20: 9781b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.445824][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.445853][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.445878][ T32] r5:800f0013 r4:80239bb0 [ 1340.445898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.445956][ T32] r4:82ac21e4 [ 1340.445979][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.446022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.446045][ T32] r4:e0175dc0 [ 1340.446063][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.446148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.446175][ T32] r4:00000000 [ 1340.446229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.446280][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.446326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.446372][ T32] r5:00001000 r4:e0039000 [ 1340.446393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.446516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.446606][ T32] r5:84b0478c r4:84b04400 [ 1340.446631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.446679][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.446705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.446752][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.446816][ T32] r4:849f2e80 [ 1340.446841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.446889][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.446912][ T32] r4:00000001 [ 1340.446967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.447006][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.447060][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.447092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.447151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.447211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.447238][ T32] r4:848f9140 [ 1340.447262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.447290][ T32] INFO: task kworker/1:792:5041 blocked for more than 466 seconds. [ 1340.447349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.460161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.460201][ T32] task:kworker/1:792 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.460317][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.460377][ T32] Call trace: [ 1340.460409][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.460462][ T32] r10:8291a684 r9:eb5e9d84 r8:00000002 r7:60000113 r6:eb5e9d8c r5:847f8000 [ 1340.460485][ T32] r4:847f8000 [ 1340.460504][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.460546][ T32] r5:847f8000 r4:8291a680 [ 1340.460565][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.460604][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.460645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 [ 1340.460667][ T32] r4:00000000 [ 1340.460690][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.460728][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.460764][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.460805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847814c0 [ 1340.460827][ T32] r4:00000000 [ 1340.460846][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.460925][ T32] r9:83018205 r8:847f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1340.460978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.461025][ T32] r5:00001000 r4:eaaab000 [ 1340.461047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.461086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.461166][ T32] r5:8540cb8c r4:8540c800 [ 1340.461190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.461255][ T32] r7:ddde2d80 r6:83018200 r5:8540cb8c r4:844da480 [ 1340.461278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.461354][ T32] r10:61c88647 r9:847f8000 r8:844da4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.461380][ T32] r4:844da480 [ 1340.461425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.461476][ T32] r10:00000000 r9:844da480 r8:80287e08 r7:eb5e1e60 r6:84423380 r5:847f8000 [ 1340.461499][ T32] r4:00000001 [ 1340.461555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.461606][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) [ 1340.461671][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.461706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.461733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.461762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.461784][ T32] r4:847814c0 [ 1340.462185][ T32] INFO: task kworker/1:792:5041 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.462217][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.462345][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.462438][ T32] Call trace: [ 1340.462471][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.462525][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.462550][ T32] r4:00000000 [ 1340.462608][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.462690][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.462722][ T32] 5d20: 97e99000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.462785][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.462876][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.462903][ T32] r5:800f0013 r4:80239bb0 [ 1340.462924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.462965][ T32] r4:82ac21e4 [ 1340.462985][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.463062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.463089][ T32] r4:e0175dc0 [ 1340.463108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.463187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.463244][ T32] r4:00000000 [ 1340.463318][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.463367][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.463444][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.463489][ T32] r5:00001000 r4:e0039000 [ 1340.463539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.463621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.463670][ T32] r5:84b0478c r4:84b04400 [ 1340.463731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.463837][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.463891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.463967][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.464025][ T32] r4:849f2e80 [ 1340.464094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.464144][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.464202][ T32] r4:00000001 [ 1340.464251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.464289][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.464316][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.464373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.464403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.464432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.464454][ T32] r4:848f9140 [ 1340.464474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.464547][ T32] INFO: task kworker/1:793:5043 blocked for more than 466 seconds. [ 1340.464581][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.464634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.464656][ T32] task:kworker/1:793 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.464775][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.464889][ T32] Call trace: [ 1340.464952][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.465028][ T32] r10:8291a684 r9:eb5edd84 r8:00000002 r7:60000013 r6:eb5edd8c r5:847f8c00 [ 1340.465054][ T32] r4:847f8c00 [ 1340.465176][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.465244][ T32] r5:847f8c00 r4:8291a680 [ 1340.465267][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.465317][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.465363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1340.465385][ T32] r4:00000000 [ 1340.465427][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.465484][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.465522][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.465563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781880 [ 1340.465585][ T32] r4:00000000 [ 1340.465626][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.465675][ T32] r9:83018205 r8:847f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1340.465702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.465765][ T32] r5:00001000 r4:eac85000 [ 1340.465808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.465850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.465916][ T32] r5:8540d38c r4:8540d000 [ 1340.465938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.466008][ T32] r7:ddde2d80 r6:83018200 r5:8540d38c r4:844da500 [ 1340.466031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.466078][ T32] r10:61c88647 r9:847f8c00 r8:844da52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.466102][ T32] r4:844da500 [ 1340.466120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.466166][ T32] r10:00000000 r9:844da500 r8:80287e08 r7:eb5e9e60 r6:84423400 r5:847f8c00 [ 1340.466188][ T32] r4:00000001 [ 1340.466206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.466241][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1340.466279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.466310][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.466356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.466388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.466410][ T32] r4:84781440 [ 1340.466633][ T32] INFO: task kworker/1:793:5043 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.466666][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.466841][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.466919][ T32] Call trace: [ 1340.466949][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.466999][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.467022][ T32] r4:00000000 [ 1340.467041][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.467102][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.467155][ T32] 5d20: 97e99000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.467187][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.467212][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.467236][ T32] r5:800f0013 r4:80239bb0 [ 1340.467278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.480793][ T32] r4:82ac21e4 [ 1340.480832][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.480894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.480918][ T32] r4:e0175dc0 [ 1340.480937][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.480980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.481030][ T32] r4:00000000 [ 1340.481054][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.481101][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.481123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.481168][ T32] r5:00001000 r4:e0039000 [ 1340.481187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.481257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.481340][ T32] r5:84b0478c r4:84b04400 [ 1340.481391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.481442][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.481478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.481563][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.481618][ T32] r4:849f2e80 [ 1340.481659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.481745][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.481774][ T32] r4:00000001 [ 1340.481834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.481901][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.481934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.481963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.481990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.482019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.482101][ T32] r4:848f9140 [ 1340.482153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.482183][ T32] INFO: task kworker/1:794:5045 blocked for more than 466 seconds. [ 1340.482214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.482257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.482291][ T32] task:kworker/1:794 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.482370][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.482440][ T32] Call trace: [ 1340.482491][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.482547][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000113 r6:eb5add8c r5:847f9800 [ 1340.482580][ T32] r4:847f9800 [ 1340.482603][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.482647][ T32] r5:847f9800 r4:8291a680 [ 1340.482689][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.482734][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.482794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1340.482819][ T32] r4:00000000 [ 1340.482839][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.482875][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.482909][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.482949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847816c0 [ 1340.482971][ T32] r4:00000000 [ 1340.482990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.483070][ T32] r9:83018205 r8:847f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1340.483095][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.483138][ T32] r5:00001000 r4:eabc1000 [ 1340.483158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.483196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.483237][ T32] r5:8540cf8c r4:8540cc00 [ 1340.483284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.483367][ T32] r7:ddde2d80 r6:83018200 r5:8540cf8c r4:844da580 [ 1340.483410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.483479][ T32] r10:61c88647 r9:847f9800 r8:844da5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.483524][ T32] r4:844da580 [ 1340.483567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.483621][ T32] r10:00000000 r9:844da580 r8:80287e08 r7:eb5ede60 r6:84423480 r5:847f9800 [ 1340.483648][ T32] r4:00000001 [ 1340.483667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.483708][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1340.483735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.483775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.483805][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.483834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.483857][ T32] r4:84781740 [ 1340.484243][ T32] INFO: task kworker/1:794:5045 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.484302][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.484387][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.484498][ T32] Call trace: [ 1340.484564][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.484640][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.484694][ T32] r4:00000000 [ 1340.484736][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.484781][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.484810][ T32] 5d20: 97e99000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.484838][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.484863][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.484886][ T32] r5:800f0013 r4:80239bb0 [ 1340.484906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.484946][ T32] r4:82ac21e4 [ 1340.484966][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.485007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.485029][ T32] r4:e0175dc0 [ 1340.485048][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.485183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.485218][ T32] r4:00000000 [ 1340.485249][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.485298][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.485347][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.485392][ T32] r5:00001000 r4:e0039000 [ 1340.485442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.485485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.485527][ T32] r5:84b0478c r4:84b04400 [ 1340.485546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.485591][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.485642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.485723][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.485776][ T32] r4:849f2e80 [ 1340.485798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.485845][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.485868][ T32] r4:00000001 [ 1340.485886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.485955][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.486012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.486046][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.486073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.486102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.486123][ T32] r4:848f9140 [ 1340.486145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.486169][ T32] INFO: task kworker/0:164:5049 blocked for more than 466 seconds. [ 1340.486229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.486255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.486275][ T32] task:kworker/0:164 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.486318][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.486388][ T32] Call trace: [ 1340.486421][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.486469][ T32] r10:8291a684 r9:eb5f1d84 r8:00000002 r7:60000113 r6:eb5f1d8c r5:847fa400 [ 1340.486491][ T32] r4:847fa400 [ 1340.486510][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.486552][ T32] r5:847fa400 r4:8291a680 [ 1340.486572][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.486637][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.486711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 [ 1340.486737][ T32] r4:00000000 [ 1340.486784][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.486850][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.486918][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.486962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d76c0 [ 1340.487015][ T32] r4:00000000 [ 1340.487063][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.487155][ T32] r9:83018005 r8:847fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.487231][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.504301][ T32] r5:00001000 r4:eb007000 [ 1340.504370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.504432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.504476][ T32] r5:84970b8c r4:84970800 [ 1340.504521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.504596][ T32] r7:dddced80 r6:83018000 r5:84970b8c r4:84423500 [ 1340.504621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.504669][ T32] r10:61c88647 r9:847fa400 r8:8442352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.504745][ T32] r4:84423500 [ 1340.504769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.504817][ T32] r10:00000000 r9:84423500 r8:80287e08 r7:eb4a1e60 r6:84423580 r5:847fa400 [ 1340.504859][ T32] r4:00000001 [ 1340.504882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.504920][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1340.504949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.505003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.505084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.505115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.505138][ T32] r4:847d7380 [ 1340.505538][ T32] INFO: task kworker/0:164:5049 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.505571][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.505670][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.505733][ T32] Call trace: [ 1340.505783][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.505841][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.505865][ T32] r4:00000000 [ 1340.505885][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.505951][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.505983][ T32] 5d20: 985aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.506012][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.506036][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.506059][ T32] r5:800f0013 r4:80239bb0 [ 1340.506079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.506141][ T32] r4:82ac21e4 [ 1340.506166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.506241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.506268][ T32] r4:e0175dc0 [ 1340.506287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.506331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.506352][ T32] r4:00000000 [ 1340.506383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.506433][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.506476][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.506521][ T32] r5:00001000 r4:e0039000 [ 1340.506561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.506605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.506648][ T32] r5:84b0478c r4:84b04400 [ 1340.506691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.506742][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.506763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.506827][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.506849][ T32] r4:849f2e80 [ 1340.506868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.506935][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.506982][ T32] r4:00000001 [ 1340.507004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.507050][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.507080][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.507108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.507133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.507184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.507229][ T32] r4:848f9140 [ 1340.507252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.507310][ T32] INFO: task kworker/1:795:5050 blocked for more than 467 seconds. [ 1340.517803][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.517842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.517867][ T32] task:kworker/1:795 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.517923][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.518016][ T32] Call trace: [ 1340.518054][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.518130][ T32] r10:8291a684 r9:eb5f9d84 r8:00000002 r7:60000013 r6:eb5f9d8c r5:847fb000 [ 1340.518169][ T32] r4:847fb000 [ 1340.518192][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.518257][ T32] r5:847fb000 r4:8291a680 [ 1340.518281][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.518322][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.518385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1340.518411][ T32] r4:00000000 [ 1340.518430][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.518465][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.518502][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.518546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781940 [ 1340.518591][ T32] r4:00000000 [ 1340.518615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.518678][ T32] r9:83018205 r8:847fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1340.518712][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.518793][ T32] r5:00001000 r4:ead07000 [ 1340.518820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.518862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.518905][ T32] r5:8540d78c r4:8540d400 [ 1340.518925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.518993][ T32] r7:ddde2d80 r6:83018200 r5:8540d78c r4:844da600 [ 1340.519019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.519067][ T32] r10:61c88647 r9:847fb000 r8:844da62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.519090][ T32] r4:844da600 [ 1340.519109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.519178][ T32] r10:00000000 r9:844da600 r8:80287e08 r7:eb5ede60 r6:84423600 r5:847fb000 [ 1340.519226][ T32] r4:00000001 [ 1340.519269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.519310][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1340.519337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.519401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.519431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.519460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.519484][ T32] r4:84781a00 [ 1340.519886][ T32] INFO: task kworker/1:795:5050 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.519945][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.520023][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.520070][ T32] Call trace: [ 1340.520113][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.520187][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.520224][ T32] r4:00000000 [ 1340.520256][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.520313][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.520371][ T32] 5d20: 986e6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.520423][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.520471][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.520542][ T32] r5:800f0013 r4:80239bb0 [ 1340.520586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.520659][ T32] r4:82ac21e4 [ 1340.520703][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.520780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.520824][ T32] r4:e0175dc0 [ 1340.520860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.520931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.520974][ T32] r4:00000000 [ 1340.521026][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.521131][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.521183][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.521271][ T32] r5:00001000 r4:e0039000 [ 1340.521319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.521402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.521493][ T32] r5:84b0478c r4:84b04400 [ 1340.521539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.521635][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.521690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.521787][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.521838][ T32] r4:849f2e80 [ 1340.521884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.522216][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.522323][ T32] r4:00000001 [ 1340.522395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.522506][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.522613][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.522690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.522820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.522893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.522948][ T32] r4:848f9140 [ 1340.523015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.523135][ T32] INFO: task kworker/1:796:5052 blocked for more than 467 seconds. [ 1340.523277][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.523332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.523381][ T32] task:kworker/1:796 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.523493][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.523585][ T32] Call trace: [ 1340.523660][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.523771][ T32] r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:847fbc00 [ 1340.523881][ T32] r4:847fbc00 [ 1340.523931][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.524025][ T32] r5:847fbc00 r4:8291a680 [ 1340.524070][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.524230][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.524375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1340.524427][ T32] r4:00000000 [ 1340.524494][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.524571][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.524646][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.524738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781e00 [ 1340.524818][ T32] r4:00000000 [ 1340.524865][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.524989][ T32] r9:83018205 r8:847fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.525037][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.525185][ T32] r5:00001000 r4:eb245000 [ 1340.525231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.525315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.525503][ T32] r5:8540df8c r4:8540dc00 [ 1340.525712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.525841][ T32] r7:ddde2d80 r6:83018200 r5:8540df8c r4:844da680 [ 1340.525927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.526079][ T32] r10:61c88647 r9:847fbc00 r8:844da6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.526132][ T32] r4:844da680 [ 1340.526175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.526268][ T32] r10:00000000 r9:844da680 r8:80287e08 r7:eb5f9e60 r6:84423680 r5:847fbc00 [ 1340.526352][ T32] r4:00000001 [ 1340.526665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.526756][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1340.526832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.526930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.526990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.527051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.527101][ T32] r4:84781980 [ 1340.558480][ T32] INFO: task kworker/1:796:5052 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.558644][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.558850][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.558966][ T32] Call trace: [ 1340.559038][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.559174][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.559235][ T32] r4:00000000 [ 1340.559291][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.559375][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.559432][ T32] 5d20: 98a2f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.559492][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.559545][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.559591][ T32] r5:800f0013 r4:80239bb0 [ 1340.559635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.559727][ T32] r4:82ac21e4 [ 1340.559770][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.559873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.559925][ T32] r4:e0175dc0 [ 1340.559969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.560055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.560102][ T32] r4:00000000 [ 1340.560161][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.560276][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.560327][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.560433][ T32] r5:00001000 r4:e0039000 [ 1340.560484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.560584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.560689][ T32] r5:84b0478c r4:84b04400 [ 1340.560744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.560860][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.560933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.561035][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.561086][ T32] r4:849f2e80 [ 1340.561132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.561233][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.561364][ T32] r4:00000001 [ 1340.561411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.561508][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.561566][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.561686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.561779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.561850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.561899][ T32] r4:848f9140 [ 1340.561979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.562055][ T32] INFO: task kworker/1:797:5054 blocked for more than 467 seconds. [ 1340.562152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.562206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.562253][ T32] task:kworker/1:797 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.562350][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.562503][ T32] Call trace: [ 1340.562609][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.562724][ T32] r10:8291a684 r9:eb5f5d84 r8:00000002 r7:60000013 r6:eb5f5d8c r5:847fc800 [ 1340.562810][ T32] r4:847fc800 [ 1340.562862][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.562953][ T32] r5:847fc800 r4:8291a680 [ 1340.563003][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.563094][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.563185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1340.563266][ T32] r4:00000000 [ 1340.563362][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.563449][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.563522][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.563638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781a80 [ 1340.563688][ T32] r4:00000000 [ 1340.563741][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.563833][ T32] r9:83018205 r8:847fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.563903][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.564020][ T32] r5:00001000 r4:eae05000 [ 1340.564065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.564145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.564270][ T32] r5:8540db8c r4:8540d800 [ 1340.564326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.564419][ T32] r7:ddde2d80 r6:83018200 r5:8540db8c r4:844da700 [ 1340.564463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.564614][ T32] r10:61c88647 r9:847fc800 r8:844da72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.564680][ T32] r4:844da700 [ 1340.564731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.564825][ T32] r10:00000000 r9:844da700 r8:80287e08 r7:eb5fde60 r6:84423700 r5:847fc800 [ 1340.564888][ T32] r4:00000001 [ 1340.564938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.565014][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1340.565070][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.565157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.565213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.565267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.565319][ T32] r4:84781b00 [ 1340.565791][ T32] INFO: task kworker/1:797:5054 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.565869][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.566053][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.566190][ T32] Call trace: [ 1340.566298][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.566398][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.566449][ T32] r4:00000000 [ 1340.566491][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.566607][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.566713][ T32] 5d20: 98a2f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.566794][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.566932][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.567020][ T32] r5:800f0013 r4:80239bb0 [ 1340.567072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.567186][ T32] r4:82ac21e4 [ 1340.567236][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.588155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.588200][ T32] r4:e0175dc0 [ 1340.588223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.588283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.588307][ T32] r4:00000000 [ 1340.588326][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.588374][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.588395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.588440][ T32] r5:00001000 r4:e0039000 [ 1340.588460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.588499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.588542][ T32] r5:84b0478c r4:84b04400 [ 1340.588562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.588609][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.588630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.588677][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.588722][ T32] r4:849f2e80 [ 1340.588770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.588834][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.588888][ T32] r4:00000001 [ 1340.588914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.588953][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.588984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.589013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.589045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.589161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.589189][ T32] r4:848f9140 [ 1340.589212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.589241][ T32] INFO: task kworker/0:165:5057 blocked for more than 467 seconds. [ 1340.589272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.589404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.589432][ T32] task:kworker/0:165 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.589548][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.589639][ T32] Call trace: [ 1340.589699][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.589761][ T32] r10:8291a684 r9:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:847fd400 [ 1340.589785][ T32] r4:847fd400 [ 1340.589818][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.589902][ T32] r5:847fd400 r4:8291a680 [ 1340.589988][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.590034][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.590078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1340.590100][ T32] r4:00000000 [ 1340.590120][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.590169][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.590257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.590304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a05c0 [ 1340.590327][ T32] r4:00000000 [ 1340.590346][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.590470][ T32] r9:83018005 r8:847fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1340.590495][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.590539][ T32] r5:00001000 r4:eade9000 [ 1340.590562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.590638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.590720][ T32] r5:854b178c r4:854b1400 [ 1340.590782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.590869][ T32] r7:dddced80 r6:83018000 r5:854b178c r4:84423780 [ 1340.590893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.590997][ T32] r10:61c88647 r9:847fd400 r8:844237ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.591023][ T32] r4:84423780 [ 1340.591100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.591150][ T32] r10:00000000 r9:84423780 r8:80287e08 r7:eb4a1e60 r6:84423800 r5:847fd400 [ 1340.591199][ T32] r4:00000001 [ 1340.591221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.591335][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1340.591365][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.591394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.591434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.591467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.591490][ T32] r4:847d7780 [ 1340.591870][ T32] INFO: task kworker/0:165:5057 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.591925][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.592219][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.592268][ T32] Call trace: [ 1340.592313][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.592367][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.592391][ T32] r4:00000000 [ 1340.592417][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.592501][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.592635][ T32] 5d20: 98bd3000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.592667][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.592811][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.592839][ T32] r5:800f0013 r4:80239bb0 [ 1340.592996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.593042][ T32] r4:82ac21e4 [ 1340.593063][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.593107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.593130][ T32] r4:e0175dc0 [ 1340.593149][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.593191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.593214][ T32] r4:00000000 [ 1340.593326][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.593420][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.593632][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.593678][ T32] r5:00001000 r4:e0039000 [ 1340.593700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.593748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.593791][ T32] r5:84b0478c r4:84b04400 [ 1340.593811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.593996][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.594023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.594070][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.594095][ T32] r4:849f2e80 [ 1340.594183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.594235][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.594260][ T32] r4:00000001 [ 1340.594368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.594409][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.594436][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.594466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.594507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.594540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.594563][ T32] r4:848f9140 [ 1340.594585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.594609][ T32] INFO: task kworker/1:798:5059 blocked for more than 467 seconds. [ 1340.594637][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.594660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.594698][ T32] task:kworker/1:798 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.594828][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.594870][ T32] Call trace: [ 1340.594937][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.595033][ T32] r10:8291a684 r9:eb609d84 r8:00000002 r7:60000013 r6:eb609d8c r5:847fe000 [ 1340.595147][ T32] r4:847fe000 [ 1340.595256][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.595304][ T32] r5:847fe000 r4:8291a680 [ 1340.595327][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.595368][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.595410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 1340.595434][ T32] r4:00000000 [ 1340.595454][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.595503][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.595542][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.595586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781f00 [ 1340.595609][ T32] r4:00000000 [ 1340.595629][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.595673][ T32] r9:83018205 r8:847fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.595694][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.595744][ T32] r5:00001000 r4:eb261000 [ 1340.595764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.595803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.595846][ T32] r5:8540e38c r4:8540e000 [ 1340.595866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.595912][ T32] r7:ddde2d80 r6:83018200 r5:8540e38c r4:844da780 [ 1340.595937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.595985][ T32] r10:61c88647 r9:847fe000 r8:844da7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.596089][ T32] r4:844da780 [ 1340.596112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.596183][ T32] r10:00000000 r9:844da780 r8:80287e08 r7:eb5fde60 r6:84423880 r5:847fe000 [ 1340.596210][ T32] r4:00000001 [ 1340.596230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.596301][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1340.596331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.596401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.596493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.596576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.596606][ T32] r4:84781dc0 [ 1340.596796][ T32] INFO: task kworker/1:798:5059 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.596827][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.596882][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.596927][ T32] Call trace: [ 1340.596957][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.597029][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.597056][ T32] r4:00000000 [ 1340.597076][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.597115][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.597143][ T32] 5d20: 98bd3000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.597207][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.597237][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.597353][ T32] r5:800f0013 r4:80239bb0 [ 1340.629949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.630122][ T32] r4:82ac21e4 [ 1340.630149][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.630231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.630260][ T32] r4:e0175dc0 [ 1340.630331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.630381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.630404][ T32] r4:00000000 [ 1340.630423][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.630470][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.630518][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.630572][ T32] r5:00001000 r4:e0039000 [ 1340.630593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.630634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.630677][ T32] r5:84b0478c r4:84b04400 [ 1340.630697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.630750][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.630803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.630922][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.630950][ T32] r4:849f2e80 [ 1340.630970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.631019][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.631054][ T32] r4:00000001 [ 1340.631077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.631115][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.631144][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.631174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.631200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.631229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.631271][ T32] r4:848f9140 [ 1340.631297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.631326][ T32] INFO: task kworker/0:166:5060 blocked for more than 467 seconds. [ 1340.631358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.631383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.631404][ T32] task:kworker/0:166 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.631456][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.631500][ T32] Call trace: [ 1340.631531][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.631586][ T32] r10:8291a684 r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:847fec00 [ 1340.631640][ T32] r4:847fec00 [ 1340.631664][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.631712][ T32] r5:847fec00 r4:8291a680 [ 1340.631734][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.631773][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.631815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1340.631837][ T32] r4:00000000 [ 1340.631856][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.631891][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.631927][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.631969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d7b80 [ 1340.632027][ T32] r4:00000000 [ 1340.632074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.632123][ T32] r9:83018005 r8:847fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1340.632145][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.632199][ T32] r5:00001000 r4:eb3f3000 [ 1340.632222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.632290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.632336][ T32] r5:8540e78c r4:8540e400 [ 1340.632357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.632404][ T32] r7:dddced80 r6:83018000 r5:8540e78c r4:84423900 [ 1340.632425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.632473][ T32] r10:61c88647 r9:847fec00 r8:8442392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.632497][ T32] r4:84423900 [ 1340.632516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.632589][ T32] r10:00000000 r9:84423900 r8:80287e08 r7:eb601e60 r6:84423980 r5:847fec00 [ 1340.632615][ T32] r4:00000001 [ 1340.632635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.632671][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1340.632696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.632731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.632785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.632818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.632867][ T32] r4:847d7900 [ 1340.633214][ T32] INFO: task kworker/0:166:5060 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.633247][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.633303][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.633347][ T32] Call trace: [ 1340.633378][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.633427][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.633450][ T32] r4:00000000 [ 1340.633469][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.633508][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.633536][ T32] 5d20: 99375000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.633591][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.633621][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.633649][ T32] r5:800f0013 r4:80239bb0 [ 1340.633687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.633736][ T32] r4:82ac21e4 [ 1340.633756][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.633798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.633871][ T32] r4:e0175dc0 [ 1340.633920][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.633972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.633997][ T32] r4:00000000 [ 1340.634016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.634061][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.634085][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.634127][ T32] r5:00001000 r4:e0039000 [ 1340.634147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.634217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.634264][ T32] r5:84b0478c r4:84b04400 [ 1340.634296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.634345][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.634366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.634414][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.634460][ T32] r4:849f2e80 [ 1340.634483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.634532][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.634555][ T32] r4:00000001 [ 1340.634575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.634611][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.634637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.634666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.634708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.634741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.634765][ T32] r4:848f9140 [ 1340.634802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.634871][ T32] INFO: task kworker/1:799:5062 blocked for more than 467 seconds. [ 1340.634907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.634933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.634954][ T32] task:kworker/1:799 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.635019][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.635104][ T32] Call trace: [ 1340.635164][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.635216][ T32] r10:8291a684 r9:eb611d84 r8:00000002 r7:60000013 r6:eb611d8c r5:85468000 [ 1340.635239][ T32] r4:85468000 [ 1340.635259][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.635302][ T32] r5:85468000 r4:8291a680 [ 1340.635348][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.635390][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.635461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1340.635513][ T32] r4:00000000 [ 1340.635561][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.635618][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.635657][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.635724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee000 [ 1340.635779][ T32] r4:00000000 [ 1340.635802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.635847][ T32] r9:83018205 r8:85468000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1340.635894][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.635939][ T32] r5:00001000 r4:eb401000 [ 1340.635959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.635999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.636042][ T32] r5:8540eb8c r4:8540e800 [ 1340.636061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.636106][ T32] r7:ddde2d80 r6:83018200 r5:8540eb8c r4:844da800 [ 1340.636126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.636172][ T32] r10:61c88647 r9:85468000 r8:844da82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.636194][ T32] r4:844da800 [ 1340.636213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.636283][ T32] r10:00000000 r9:844da800 r8:80287e08 r7:eb609e60 r6:84423a00 r5:85468000 [ 1340.636309][ T32] r4:00000001 [ 1340.636328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.636363][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1340.636390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.636438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.636468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.636497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.636518][ T32] r4:84781dc0 [ 1340.636708][ T32] INFO: task kworker/1:799:5062 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.636741][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.636794][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.636836][ T32] Call trace: [ 1340.636891][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.637000][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.637029][ T32] r4:00000000 [ 1340.637050][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.637117][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.637150][ T32] 5d20: 99375000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.637180][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.637219][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.637247][ T32] r5:800f0013 r4:80239bb0 [ 1340.637270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.659932][ T32] r4:82ac21e4 [ 1340.660005][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.660081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.660118][ T32] r4:e0175dc0 [ 1340.660141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.660188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.660212][ T32] r4:00000000 [ 1340.660232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.660280][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.660302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.660347][ T32] r5:00001000 r4:e0039000 [ 1340.660400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.660447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.660490][ T32] r5:84b0478c r4:84b04400 [ 1340.660510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.660557][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.660608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.660715][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.660763][ T32] r4:849f2e80 [ 1340.660786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.660844][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.660953][ T32] r4:00000001 [ 1340.660978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.661017][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.661047][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.661076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.661103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.661135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.661158][ T32] r4:848f9140 [ 1340.661181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.661236][ T32] INFO: task kworker/1:800:5065 blocked for more than 467 seconds. [ 1340.661274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.661326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.661352][ T32] task:kworker/1:800 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.661440][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.661487][ T32] Call trace: [ 1340.661548][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.661602][ T32] r10:8291a684 r9:eb605d84 r8:00000002 r7:60000013 r6:eb605d8c r5:85468c00 [ 1340.661625][ T32] r4:85468c00 [ 1340.661645][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.661694][ T32] r5:85468c00 r4:8291a680 [ 1340.661715][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.661755][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.661797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1340.661847][ T32] r4:00000000 [ 1340.661871][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.661907][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.661942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.661982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee200 [ 1340.662004][ T32] r4:00000000 [ 1340.662025][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.662070][ T32] r9:83018205 r8:85468c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1340.662092][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.662159][ T32] r5:00001000 r4:eb413000 [ 1340.662207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.662250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.662295][ T32] r5:8540ef8c r4:8540ec00 [ 1340.662315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.662360][ T32] r7:ddde2d80 r6:83018200 r5:8540ef8c r4:844da880 [ 1340.662404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.662455][ T32] r10:61c88647 r9:85468c00 r8:844da8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.662478][ T32] r4:844da880 [ 1340.662499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.662545][ T32] r10:00000000 r9:844da880 r8:80287e08 r7:eb611e60 r6:84423a80 r5:85468c00 [ 1340.662580][ T32] r4:00000001 [ 1340.662603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.662642][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) [ 1340.662669][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.662703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.662730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.662758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.662805][ T32] r4:84aee0c0 [ 1340.663232][ T32] INFO: task kworker/1:800:5065 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.663300][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.663420][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.663472][ T32] Call trace: [ 1340.663533][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.663605][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.663664][ T32] r4:00000000 [ 1340.663719][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.663765][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.663793][ T32] 5d20: 9984f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.663822][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.663848][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.663873][ T32] r5:800f0013 r4:80239bb0 [ 1340.663919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.663966][ T32] r4:82ac21e4 [ 1340.664033][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.664080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.664103][ T32] r4:e0175dc0 [ 1340.664122][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.664164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.664187][ T32] r4:00000000 [ 1340.664206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.664253][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.664275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.664317][ T32] r5:00001000 r4:e0039000 [ 1340.664338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.664378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.664440][ T32] r5:84b0478c r4:84b04400 [ 1340.664465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.664514][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.664537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.664584][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.664606][ T32] r4:849f2e80 [ 1340.664650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.664708][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.664732][ T32] r4:00000001 [ 1340.664751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.664819][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.664850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.664879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.664906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.664935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.664957][ T32] r4:848f9140 [ 1340.664977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.665016][ T32] INFO: task kworker/0:167:5066 blocked for more than 467 seconds. [ 1340.665050][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.665073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.665095][ T32] task:kworker/0:167 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.665140][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.665182][ T32] Call trace: [ 1340.665211][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.665271][ T32] r10:8291a684 r9:eb619d84 r8:00000002 r7:60000113 r6:eb619d8c r5:85469800 [ 1340.665297][ T32] r4:85469800 [ 1340.665327][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.665385][ T32] r5:85469800 r4:8291a680 [ 1340.665457][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.665499][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.665541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1340.665563][ T32] r4:00000000 [ 1340.665582][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.665619][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.665653][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.665699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d7040 [ 1340.665721][ T32] r4:00000000 [ 1340.665754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.665802][ T32] r9:83018005 r8:85469800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.665823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.665869][ T32] r5:00001000 r4:eb45b000 [ 1340.665891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.666018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.666069][ T32] r5:8497038c r4:84970000 [ 1340.666090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.666139][ T32] r7:dddced80 r6:83018000 r5:8497038c r4:84423b00 [ 1340.666187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.666239][ T32] r10:61c88647 r9:85469800 r8:84423b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.666264][ T32] r4:84423b00 [ 1340.666334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.666384][ T32] r10:00000000 r9:84423b00 r8:80287e08 r7:eb601e60 r6:84423b80 r5:85469800 [ 1340.666437][ T32] r4:00000001 [ 1340.666460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.666548][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1340.666603][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.666644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.666673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.666706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.666737][ T32] r4:847d7c00 [ 1340.667017][ T32] INFO: task kworker/0:167:5066 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.667053][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.667107][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.667149][ T32] Call trace: [ 1340.667263][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.667377][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.678814][ T32] r4:00000000 [ 1340.678863][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.678930][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.678991][ T32] 5d20: 9984f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.679026][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.679053][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.679103][ T32] r5:800f0013 r4:80239bb0 [ 1340.679129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.679176][ T32] r4:82ac21e4 [ 1340.679196][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.679284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.679330][ T32] r4:e0175dc0 [ 1340.679368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.679447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.679498][ T32] r4:00000000 [ 1340.679577][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.679632][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.679656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.679706][ T32] r5:00001000 r4:e0039000 [ 1340.679727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.679766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.679808][ T32] r5:84b0478c r4:84b04400 [ 1340.679828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.679874][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.679895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.679942][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.679966][ T32] r4:849f2e80 [ 1340.679985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.680115][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.680203][ T32] r4:00000001 [ 1340.680226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.680266][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.680319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.680351][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.680378][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.680407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.680428][ T32] r4:848f9140 [ 1340.680452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.680496][ T32] INFO: task kworker/1:801:5068 blocked for more than 467 seconds. [ 1340.680530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.680555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.680577][ T32] task:kworker/1:801 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.680667][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.680719][ T32] Call trace: [ 1340.680752][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.680802][ T32] r10:8291a684 r9:eb61dd84 r8:00000002 r7:60000113 r6:eb61dd8c r5:8546a400 [ 1340.680825][ T32] r4:8546a400 [ 1340.680844][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.680904][ T32] r5:8546a400 r4:8291a680 [ 1340.680927][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.680969][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.681036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 [ 1340.681064][ T32] r4:00000000 [ 1340.681083][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.681119][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.681198][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.681270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee380 [ 1340.681296][ T32] r4:00000000 [ 1340.681316][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.681361][ T32] r9:83018205 r8:8546a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1340.681383][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.681427][ T32] r5:00001000 r4:eb42d000 [ 1340.681447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.681486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.681527][ T32] r5:8540f38c r4:8540f000 [ 1340.681547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.681592][ T32] r7:ddde2d80 r6:83018200 r5:8540f38c r4:844da900 [ 1340.681638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.681692][ T32] r10:61c88647 r9:8546a400 r8:844da92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.681716][ T32] r4:844da900 [ 1340.681736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.681782][ T32] r10:00000000 r9:844da900 r8:80287e08 r7:eb605e60 r6:84423c00 r5:8546a400 [ 1340.681830][ T32] r4:00000001 [ 1340.681854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.681891][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1340.681919][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.681948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.681975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.682003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.682054][ T32] r4:84aee140 [ 1340.682485][ T32] INFO: task kworker/1:801:5068 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.682519][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.682578][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.682694][ T32] Call trace: [ 1340.682742][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.682825][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.682849][ T32] r4:00000000 [ 1340.682869][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.682911][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.682939][ T32] 5d20: 9984f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.682996][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.683026][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.683050][ T32] r5:800f0013 r4:80239bb0 [ 1340.683071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.683111][ T32] r4:82ac21e4 [ 1340.683131][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.683175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.683198][ T32] r4:e0175dc0 [ 1340.683219][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.683261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.683283][ T32] r4:00000000 [ 1340.683302][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.683348][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.683369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.683409][ T32] r5:00001000 r4:e0039000 [ 1340.683430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.683468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.683509][ T32] r5:84b0478c r4:84b04400 [ 1340.683530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.683575][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.683595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.683671][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.683705][ T32] r4:849f2e80 [ 1340.683736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.683788][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.683813][ T32] r4:00000001 [ 1340.683835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.683874][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.683912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.683947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.683975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.684018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.684044][ T32] r4:848f9140 [ 1340.684076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.684111][ T32] INFO: task kworker/1:802:5070 blocked for more than 467 seconds. [ 1340.684143][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.684192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.684217][ T32] task:kworker/1:802 state:D stack:0 pid:5070 tgid:5070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.684263][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.684305][ T32] Call trace: [ 1340.684334][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.684381][ T32] r10:8291a684 r9:eb621d84 r8:00000002 r7:60000013 r6:eb621d8c r5:8546b000 [ 1340.684404][ T32] r4:8546b000 [ 1340.684424][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.684465][ T32] r5:8546b000 r4:8291a680 [ 1340.684485][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.684537][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.684586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1340.684611][ T32] r4:00000000 [ 1340.684656][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.684700][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.684737][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.684778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee440 [ 1340.684802][ T32] r4:00000000 [ 1340.684839][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.684887][ T32] r9:83018205 r8:8546b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1340.684909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.684951][ T32] r5:00001000 r4:eb43f000 [ 1340.684970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.685008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.685051][ T32] r5:8540f78c r4:8540f400 [ 1340.685095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.685185][ T32] r7:ddde2d80 r6:83018200 r5:8540f78c r4:844da980 [ 1340.685236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.685291][ T32] r10:61c88647 r9:8546b000 r8:844da9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.685416][ T32] r4:844da980 [ 1340.685439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.685486][ T32] r10:00000000 r9:844da980 r8:80287e08 r7:eb61de60 r6:84423c80 r5:8546b000 [ 1340.685508][ T32] r4:00000001 [ 1340.685528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.685564][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1340.685590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.685618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.685660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.685697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.685722][ T32] r4:84aee080 [ 1340.685955][ T32] INFO: task kworker/1:802:5070 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.685988][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.686089][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.686132][ T32] Call trace: [ 1340.686274][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.686328][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.686353][ T32] r4:00000000 [ 1340.686372][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.686435][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.686467][ T32] 5d20: 9984f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.686498][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.686523][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.686549][ T32] r5:800f0013 r4:80239bb0 [ 1340.686570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.686611][ T32] r4:82ac21e4 [ 1340.686631][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.686673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.686720][ T32] r4:e0175dc0 [ 1340.686740][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.686838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.686866][ T32] r4:00000000 [ 1340.686913][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.687022][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.687049][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.687093][ T32] r5:00001000 r4:e0039000 [ 1340.687113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.687153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.687195][ T32] r5:84b0478c r4:84b04400 [ 1340.687215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.687260][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.687323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.711328][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.711391][ T32] r4:849f2e80 [ 1340.711417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.711491][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.711517][ T32] r4:00000001 [ 1340.711536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.711577][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.711608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.711639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.711666][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.711706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.711730][ T32] r4:848f9140 [ 1340.711754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.711812][ T32] INFO: task kworker/1:803:5072 blocked for more than 467 seconds. [ 1340.711852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.711879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.711932][ T32] task:kworker/1:803 state:D stack:0 pid:5072 tgid:5072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.712071][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.712123][ T32] Call trace: [ 1340.712215][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.712310][ T32] r10:8291a684 r9:eb625d84 r8:00000002 r7:60000013 r6:eb625d8c r5:8546bc00 [ 1340.712338][ T32] r4:8546bc00 [ 1340.712359][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.712430][ T32] r5:8546bc00 r4:8291a680 [ 1340.712455][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.712496][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.712540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1340.712563][ T32] r4:00000000 [ 1340.712582][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.712643][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.712693][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.712739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee7c0 [ 1340.712780][ T32] r4:00000000 [ 1340.712804][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.712853][ T32] r9:83018205 r8:8546bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1340.712876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.712918][ T32] r5:00001000 r4:eb465000 [ 1340.712940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.713127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.713177][ T32] r5:8540ff8c r4:8540fc00 [ 1340.713232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.713283][ T32] r7:ddde2d80 r6:83018200 r5:8540ff8c r4:844daa00 [ 1340.713304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.713350][ T32] r10:61c88647 r9:8546bc00 r8:844daa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.713426][ T32] r4:844daa00 [ 1340.713450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.713549][ T32] r10:00000000 r9:844daa00 r8:80287e08 r7:eb621e60 r6:84423d00 r5:8546bc00 [ 1340.713576][ T32] r4:00000001 [ 1340.713595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.713675][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1340.713714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.713773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.713803][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.713841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.713890][ T32] r4:84aee480 [ 1340.714342][ T32] INFO: task kworker/1:803:5072 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.714376][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.714434][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.714477][ T32] Call trace: [ 1340.714507][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.714557][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.714580][ T32] r4:00000000 [ 1340.714600][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.714641][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.714673][ T32] 5d20: 99d10000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.714712][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.714754][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.714860][ T32] r5:800f0013 r4:80239bb0 [ 1340.714889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.714935][ T32] r4:82ac21e4 [ 1340.714958][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.715017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.715045][ T32] r4:e0175dc0 [ 1340.715090][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.715138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.715181][ T32] r4:00000000 [ 1340.715206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.715369][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.715397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.715442][ T32] r5:00001000 r4:e0039000 [ 1340.715463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.715521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.715623][ T32] r5:84b0478c r4:84b04400 [ 1340.715678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.715736][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.715760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.715808][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.715833][ T32] r4:849f2e80 [ 1340.715879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.715933][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.715958][ T32] r4:00000001 [ 1340.716007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.716048][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.716102][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.716136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.716165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.716234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.716264][ T32] r4:848f9140 [ 1340.716288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.716327][ T32] INFO: task kworker/1:804:5073 blocked for more than 467 seconds. [ 1340.716362][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.716398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.716424][ T32] task:kworker/1:804 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.716481][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.716527][ T32] Call trace: [ 1340.716579][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.716635][ T32] r10:8291a684 r9:eb629d84 r8:00000002 r7:60000013 r6:eb629d8c r5:8546c800 [ 1340.716661][ T32] r4:8546c800 [ 1340.716689][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.716737][ T32] r5:8546c800 r4:8291a680 [ 1340.716772][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.716819][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.716865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1340.716891][ T32] r4:00000000 [ 1340.716911][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.716972][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.717013][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.717080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee580 [ 1340.717108][ T32] r4:00000000 [ 1340.717129][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.717220][ T32] r9:83018205 r8:8546c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.717248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.717293][ T32] r5:00001000 r4:eb44d000 [ 1340.717337][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.717484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.733659][ T32] r5:8540fb8c r4:8540f800 [ 1340.733715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.733789][ T32] r7:ddde2d80 r6:83018200 r5:8540fb8c r4:844daa80 [ 1340.733813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.733862][ T32] r10:61c88647 r9:8546c800 r8:844daaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.733887][ T32] r4:844daa80 [ 1340.733908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.733987][ T32] r10:00000000 r9:844daa80 r8:80287e08 r7:eb625e60 r6:84423d80 r5:8546c800 [ 1340.734041][ T32] r4:00000001 [ 1340.734065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.734137][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 1340.734174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.734255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.734287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.734318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.734367][ T32] r4:84aee080 [ 1340.734812][ T32] INFO: task kworker/1:804:5073 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.734852][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.734951][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.735081][ T32] Call trace: [ 1340.735114][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.735170][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.735195][ T32] r4:00000000 [ 1340.735215][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.735258][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.735394][ T32] 5d20: 99ffa000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.735478][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.735515][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.735557][ T32] r5:800f0013 r4:80239bb0 [ 1340.735600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.735653][ T32] r4:82ac21e4 [ 1340.735677][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.735730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.735784][ T32] r4:e0175dc0 [ 1340.735808][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.735854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.735878][ T32] r4:00000000 [ 1340.735915][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.735976][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.736015][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.736064][ T32] r5:00001000 r4:e0039000 [ 1340.736086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.736179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.736235][ T32] r5:84b0478c r4:84b04400 [ 1340.736259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.736310][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.736333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.736383][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.736408][ T32] r4:849f2e80 [ 1340.736428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.736476][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.736500][ T32] r4:00000001 [ 1340.736521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.736577][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.736608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.736669][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.736707][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.736738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.736762][ T32] r4:848f9140 [ 1340.736785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.736842][ T32] INFO: task kworker/0:168:5076 blocked for more than 467 seconds. [ 1340.736880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.736907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.736941][ T32] task:kworker/0:168 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.736997][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.737073][ T32] Call trace: [ 1340.737122][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.737175][ T32] r10:8291a684 r9:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:8546d400 [ 1340.737199][ T32] r4:8546d400 [ 1340.737221][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.737275][ T32] r5:8546d400 r4:8291a680 [ 1340.752143][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.752360][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.752463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 1340.752522][ T32] r4:00000000 [ 1340.752574][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.752658][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.752759][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.752858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8425e880 [ 1340.752939][ T32] r4:00000000 [ 1340.752998][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.753100][ T32] r9:83018005 r8:8546d400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1340.753153][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.753253][ T32] r5:00001000 r4:eb33f000 [ 1340.753302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.753384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.753475][ T32] r5:8550eb8c r4:8550e800 [ 1340.753523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.753631][ T32] r7:dddced80 r6:83018000 r5:8550eb8c r4:84423e00 [ 1340.753691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.753796][ T32] r10:61c88647 r9:8546d400 r8:84423e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.753851][ T32] r4:84423e00 [ 1340.753899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.754031][ T32] r10:00000000 r9:84423e00 r8:80287e08 r7:eb601e60 r6:84423e80 r5:8546d400 [ 1340.754094][ T32] r4:00000001 [ 1340.754146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.754250][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1340.754324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.754394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.754457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.754548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.754621][ T32] r4:845d7080 [ 1340.755409][ T32] INFO: task kworker/0:168:5076 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.755492][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.755644][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.755759][ T32] Call trace: [ 1340.755838][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.755945][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.756005][ T32] r4:00000000 [ 1340.756079][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.756180][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.756267][ T32] 5d20: 9a0d4000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.756359][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.756424][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.756479][ T32] r5:800f0013 r4:80239bb0 [ 1340.756529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.756640][ T32] r4:82ac21e4 [ 1340.756694][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.756789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.756842][ T32] r4:e0175dc0 [ 1340.756886][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.757039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.757108][ T32] r4:00000000 [ 1340.757162][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.757263][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.757373][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.772502][ T32] r5:00001000 r4:e0039000 [ 1340.772589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.772733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.772830][ T32] r5:84b0478c r4:84b04400 [ 1340.772903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.773021][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.773074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.773175][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.773229][ T32] r4:849f2e80 [ 1340.773278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.773384][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.773445][ T32] r4:00000001 [ 1340.773496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.773581][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.773645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.773718][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.773823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.773897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.773952][ T32] r4:848f9140 [ 1340.774008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.774072][ T32] INFO: task kworker/1:805:5079 blocked for more than 467 seconds. [ 1340.774143][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.774200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.774252][ T32] task:kworker/1:805 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.774372][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.774467][ T32] Call trace: [ 1340.774539][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.774645][ T32] r10:8291a684 r9:eb639d84 r8:00000002 r7:60000113 r6:eb639d8c r5:848f0000 [ 1340.774706][ T32] r4:848f0000 [ 1340.774756][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.774878][ T32] r5:848f0000 r4:8291a680 [ 1340.774930][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.775019][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.775113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 [ 1340.775166][ T32] r4:00000000 [ 1340.775212][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.775288][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.775372][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.775465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee8c0 [ 1340.775541][ T32] r4:00000000 [ 1340.775596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.775727][ T32] r9:83018205 r8:848f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1340.775801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.775898][ T32] r5:00001000 r4:eb471000 [ 1340.775949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.776034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.776126][ T32] r5:8541038c r4:85410000 [ 1340.776191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.776294][ T32] r7:ddde2d80 r6:83018200 r5:8541038c r4:844dab00 [ 1340.776344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.776443][ T32] r10:61c88647 r9:848f0000 r8:844dab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.776496][ T32] r4:844dab00 [ 1340.776543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.776691][ T32] r10:00000000 r9:844dab00 r8:80287e08 r7:eb625e60 r6:84423f00 r5:848f0000 [ 1340.776753][ T32] r4:00000001 [ 1340.776801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.776882][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) [ 1340.776963][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.777039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.777102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.777166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.777217][ T32] r4:84aee780 [ 1340.796119][ T32] INFO: task kworker/1:805:5079 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.796362][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.796578][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.796720][ T32] Call trace: [ 1340.796797][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.796918][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.796976][ T32] r4:00000000 [ 1340.797026][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.797116][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.797205][ T32] 5d20: 9a3aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.797278][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.797392][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.805004][ T32] r5:800f0013 r4:80239bb0 [ 1340.805125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.805241][ T32] r4:82ac21e4 [ 1340.805286][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.805388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.805440][ T32] r4:e0175dc0 [ 1340.805486][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.805578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.805645][ T32] r4:00000000 [ 1340.805698][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.805800][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.805851][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.805957][ T32] r5:00001000 r4:e0039000 [ 1340.806022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.806115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.806205][ T32] r5:84b0478c r4:84b04400 [ 1340.806256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.806354][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.806404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.806501][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.806552][ T32] r4:849f2e80 [ 1340.806598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.806703][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.806758][ T32] r4:00000001 [ 1340.806830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.806912][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.806978][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.807101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.807172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.807251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.822268][ T32] r4:848f9140 [ 1340.822418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.822505][ T32] INFO: task kworker/1:806:5080 blocked for more than 467 seconds. [ 1340.822595][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.822655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.822752][ T32] task:kworker/1:806 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.822913][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.823040][ T32] Call trace: [ 1340.823114][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.823230][ T32] r10:8291a684 r9:eb63dd84 r8:00000002 r7:60000013 r6:eb63dd8c r5:848f0c00 [ 1340.823282][ T32] r4:848f0c00 [ 1340.823328][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.823420][ T32] r5:848f0c00 r4:8291a680 [ 1340.823467][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.823551][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.823643][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 [ 1340.823700][ T32] r4:00000000 [ 1340.823745][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.823821][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.823923][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.824027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee980 [ 1340.824080][ T32] r4:00000000 [ 1340.824126][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.824225][ T32] r9:83018205 r8:848f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1340.824276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.824381][ T32] r5:00001000 r4:eb481000 [ 1340.824434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.824522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.824611][ T32] r5:8541078c r4:85410400 [ 1340.824658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.824766][ T32] r7:ddde2d80 r6:83018200 r5:8541078c r4:844dab80 [ 1340.824813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.824911][ T32] r10:61c88647 r9:848f0c00 r8:844dabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.824967][ T32] r4:844dab80 [ 1340.825033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.825137][ T32] r10:00000000 r9:844dab80 r8:80287e08 r7:eb639e60 r6:84423f80 r5:848f0c00 [ 1340.825188][ T32] r4:00000001 [ 1340.825233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.825315][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) [ 1340.825378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.825441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.825504][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.825567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.825675][ T32] r4:84aee840 [ 1340.826428][ T32] INFO: task kworker/1:806:5080 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.826499][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.826638][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.826761][ T32] Call trace: [ 1340.826874][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.826980][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.827034][ T32] r4:00000000 [ 1340.827082][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.827170][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.827232][ T32] 5d20: 9a726000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.827298][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.827406][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.838226][ T32] r5:800f0013 r4:80239bb0 [ 1340.838324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.838444][ T32] r4:82ac21e4 [ 1340.838495][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.838587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.838642][ T32] r4:e0175dc0 [ 1340.838726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.838859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.838974][ T32] r4:00000000 [ 1340.839032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.839170][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.839230][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.839329][ T32] r5:00001000 r4:e0039000 [ 1340.839399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.839487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.839581][ T32] r5:84b0478c r4:84b04400 [ 1340.839632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.839756][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.839813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.839913][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.839966][ T32] r4:849f2e80 [ 1340.840041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.840159][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.840217][ T32] r4:00000001 [ 1340.840261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.840347][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.840492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.840582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.840657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.840736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.840785][ T32] r4:848f9140 [ 1340.840832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.840895][ T32] INFO: task kworker/1:807:5082 blocked for more than 467 seconds. [ 1340.841006][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.841068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.841119][ T32] task:kworker/1:807 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.841251][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.841359][ T32] Call trace: [ 1340.841453][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.841573][ T32] r10:8291a684 r9:eb645d84 r8:00000002 r7:60000013 r6:eb645d8c r5:848f2400 [ 1340.841626][ T32] r4:848f2400 [ 1340.841672][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.841786][ T32] r5:848f2400 r4:8291a680 [ 1340.841861][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.841960][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.842052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb645e08 [ 1340.842104][ T32] r4:00000000 [ 1340.842182][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.842267][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.842355][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.842445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aeec40 [ 1340.842495][ T32] r4:00000000 [ 1340.842538][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.842630][ T32] r9:83018205 r8:848f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1340.842679][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.842806][ T32] r5:00001000 r4:eb49b000 [ 1340.842855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.842985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.843086][ T32] r5:85410f8c r4:85410c00 [ 1340.843134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.843229][ T32] r7:ddde2d80 r6:83018200 r5:85410f8c r4:844dac00 [ 1340.843277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.843407][ T32] r10:61c88647 r9:848f2400 r8:844dac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.843465][ T32] r4:844dac00 [ 1340.843509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.843605][ T32] r10:00000000 r9:844dac00 r8:80287e08 r7:eb63de60 r6:84187000 r5:848f2400 [ 1340.843657][ T32] r4:00000001 [ 1340.843753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.843837][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1340.843914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.843994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.844057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.844135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.844194][ T32] r4:84aee9c0 [ 1340.844939][ T32] INFO: task kworker/1:807:5082 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.845009][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.845130][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.845222][ T32] Call trace: [ 1340.845289][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.845393][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.845447][ T32] r4:00000000 [ 1340.845515][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.845653][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.845731][ T32] 5d20: 9a726000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.845797][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.845857][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.845914][ T32] r5:800f0013 r4:80239bb0 [ 1340.845961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.846049][ T32] r4:82ac21e4 [ 1340.846112][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.846220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.846292][ T32] r4:e0175dc0 [ 1340.846368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.846477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.846535][ T32] r4:00000000 [ 1340.846611][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.846721][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.846792][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.846886][ T32] r5:00001000 r4:e0039000 [ 1340.846934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.847021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.847109][ T32] r5:84b0478c r4:84b04400 [ 1340.847176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.847284][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.876320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.876524][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.876605][ T32] r4:849f2e80 [ 1340.876654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.876767][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.876836][ T32] r4:00000001 [ 1340.876888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.876976][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.877044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.877108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.877185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.877275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.877857][ T32] r4:848f9140 [ 1340.877941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.878008][ T32] INFO: task kworker/1:808:5083 blocked for more than 467 seconds. [ 1340.878078][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.878198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.878269][ T32] task:kworker/1:808 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.878393][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.878503][ T32] Call trace: [ 1340.878573][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.878691][ T32] r10:8291a684 r9:eb649d84 r8:00000002 r7:60000013 r6:eb649d8c r5:848f3000 [ 1340.878762][ T32] r4:848f3000 [ 1340.878882][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.878983][ T32] r5:848f3000 r4:8291a680 [ 1340.879033][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.879119][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.879204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1340.879252][ T32] r4:00000000 [ 1340.879293][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.879390][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.879491][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.879624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aeeb80 [ 1340.879691][ T32] r4:00000000 [ 1340.879768][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.879883][ T32] r9:83018205 r8:848f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1340.879939][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.880033][ T32] r5:00001000 r4:eb493000 [ 1340.880085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.880177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.880283][ T32] r5:85410b8c r4:85410800 [ 1340.880359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.880473][ T32] r7:ddde2d80 r6:83018200 r5:85410b8c r4:844dac80 [ 1340.880522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.880624][ T32] r10:61c88647 r9:848f3000 r8:844dacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.880678][ T32] r4:844dac80 [ 1340.880732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.880833][ T32] r10:00000000 r9:844dac80 r8:80287e08 r7:eb645e60 r6:84187080 r5:848f3000 [ 1340.880884][ T32] r4:00000001 [ 1340.880962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.881059][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1340.881121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.881185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.881258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.881334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.881386][ T32] r4:84aee9c0 [ 1340.882131][ T32] INFO: task kworker/1:808:5083 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.882205][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.882353][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.882447][ T32] Call trace: [ 1340.882614][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.882731][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.882809][ T32] r4:00000000 [ 1340.882858][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.882955][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.883020][ T32] 5d20: 9aa75000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.883085][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.883188][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.883249][ T32] r5:800f0013 r4:80239bb0 [ 1340.883297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.883384][ T32] r4:82ac21e4 [ 1340.883434][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.883524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.883574][ T32] r4:e0175dc0 [ 1340.883645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.883762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.883827][ T32] r4:00000000 [ 1340.883874][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.883974][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.884024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.884113][ T32] r5:00001000 r4:e0039000 [ 1340.884159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.884285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.884399][ T32] r5:84b0478c r4:84b04400 [ 1340.884452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.884551][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.884600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.884704][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.884756][ T32] r4:849f2e80 [ 1340.884800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.884901][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.884955][ T32] r4:00000001 [ 1340.885028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.885113][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.885177][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.885251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.885310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.885373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.885440][ T32] r4:848f9140 [ 1340.885537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.885611][ T32] INFO: task kworker/1:809:5085 blocked for more than 467 seconds. [ 1340.885697][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.885764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.885810][ T32] task:kworker/1:809 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.885906][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.886276][ T32] Call trace: [ 1340.886408][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.886575][ T32] r10:8291a684 r9:eb651d84 r8:00000002 r7:60000013 r6:eb651d8c r5:848f4800 [ 1340.886643][ T32] r4:848f4800 [ 1340.886732][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.886917][ T32] r5:848f4800 r4:8291a680 [ 1340.887025][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.887181][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.912562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1340.912751][ T32] r4:00000000 [ 1340.912825][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.912964][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.913062][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.913158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850707c0 [ 1340.913211][ T32] r4:00000000 [ 1340.913257][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.913376][ T32] r9:83018205 r8:848f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1340.913446][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.913549][ T32] r5:00001000 r4:eb69f000 [ 1340.913614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.913717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.913813][ T32] r5:8541338c r4:85413000 [ 1340.913862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.913983][ T32] r7:ddde2d80 r6:83018200 r5:8541338c r4:844dad00 [ 1340.914042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.914160][ T32] r10:61c88647 r9:848f4800 r8:844dad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.914218][ T32] r4:844dad00 [ 1340.914267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.914368][ T32] r10:00000000 r9:844dad00 r8:80287e08 r7:eb645e60 r6:84187100 r5:848f4800 [ 1340.914438][ T32] r4:00000001 [ 1340.914490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.914574][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 1340.914657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.914736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.914820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.914906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.914967][ T32] r4:84aeeac0 [ 1340.915736][ T32] INFO: task kworker/1:809:5085 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.915814][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.915980][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.916084][ T32] Call trace: [ 1340.916170][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.916296][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.916372][ T32] r4:00000000 [ 1340.916440][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.916532][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.916615][ T32] 5d20: 9ac30000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.916695][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.916760][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.916847][ T32] r5:800f0013 r4:80239bb0 [ 1340.916903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.916997][ T32] r4:82ac21e4 [ 1340.917062][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.917177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.917233][ T32] r4:e0175dc0 [ 1340.917293][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.931722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.931831][ T32] r4:00000000 [ 1340.931889][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.932019][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.932076][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.932201][ T32] r5:00001000 r4:e0039000 [ 1340.932257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.932352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.932472][ T32] r5:84b0478c r4:84b04400 [ 1340.932529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.932637][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1340.932688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.932801][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.932854][ T32] r4:849f2e80 [ 1340.932926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.933033][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1340.933086][ T32] r4:00000001 [ 1340.933133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.933213][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1340.933279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.933343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.933419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.933494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.933547][ T32] r4:848f9140 [ 1340.933601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.933703][ T32] INFO: task kworker/1:810:5087 blocked for more than 467 seconds. [ 1340.933788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.933843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.933915][ T32] task:kworker/1:810 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.934035][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.934130][ T32] Call trace: [ 1340.934279][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.934392][ T32] r10:8291a684 r9:eb659d84 r8:00000002 r7:60000113 r6:eb659d8c r5:848f3c00 [ 1340.934447][ T32] r4:848f3c00 [ 1340.934495][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.934671][ T32] r5:848f3c00 r4:8291a680 [ 1340.934754][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.934865][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.934959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1340.935032][ T32] r4:00000000 [ 1340.935091][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.935191][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.935318][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.935416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aeed80 [ 1340.935483][ T32] r4:00000000 [ 1340.935533][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.935649][ T32] r9:83018205 r8:848f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1340.935710][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.935804][ T32] r5:00001000 r4:eb4ad000 [ 1340.935853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.935936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.936045][ T32] r5:8541138c r4:85411000 [ 1340.936098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.936194][ T32] r7:ddde2d80 r6:83018200 r5:8541138c r4:844dad80 [ 1340.936256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.936361][ T32] r10:61c88647 r9:848f3c00 r8:844dadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.936412][ T32] r4:844dad80 [ 1340.936457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.936553][ T32] r10:00000000 r9:844dad80 r8:80287e08 r7:eb651e60 r6:84187180 r5:848f3c00 [ 1340.936644][ T32] r4:00000001 [ 1340.936718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.936806][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1340.936867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.936930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.936991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.937057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1340.963514][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.964556][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.964916][ T32] r4:e0175dc0 ** 6 printk messages dropped ** [ 1340.965420][ T32] r5:00001000 r4:e0039000 ** 7 printk messages dropped ** [ 1340.966078][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1340.966449][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1340.966898][ T32] INFO: task kworker/1:811:5089 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.978646][ T32] r5:848f6000 r4:8291a680 ** 5 printk messages dropped ** [ 1340.979248][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.980100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.980628][ T32] r4:844dae00 ** 7 printk messages dropped ** [ 1340.981207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.981292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.981367][ T32] r4:84aeedc0 [ 1340.982094][ T32] INFO: task kworker/1:811:5089 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1340.982180][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.982312][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.982415][ T32] Call trace: [ 1340.982508][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.982621][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1340.982701][ T32] r4:00000000 [ 1340.982759][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.982878][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1340.982942][ T32] 5d20: 9af39000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1340.983009][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1340.983076][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.983130][ T32] r5:800f0013 r4:80239bb0 [ 1340.983178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.983269][ T32] r4:82ac21e4 [ 1340.983318][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.983437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1340.983515][ T32] r4:e0175dc0 [ 1340.983566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.983666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1340.983729][ T32] r4:00000000 [ 1340.983776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.983875][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1340.983924][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.984018][ T32] r5:00001000 r4:e0039000 [ 1340.984086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.984193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.984287][ T32] r5:84b0478c r4:84b04400 [ 1340.984350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.984602][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.985314][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.985863][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.986606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 ** 11 printk messages dropped ** [ 1341.011105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.011569][ T32] r4:844dae80 ** 6 printk messages dropped ** [ 1341.012029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.013515][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 7 printk messages dropped ** [ 1341.014266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1341.015238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.016086][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.016825][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.040165][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.040706][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.041238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.041748][ T32] r4:844daf00 ** 6 printk messages dropped ** [ 1341.042266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.043849][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 7 printk messages dropped ** [ 1341.044392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1341.045625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.046617][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.068321][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.068911][ T32] r5:8546e000 r4:8291a680 [ 1341.068958][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.069048][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.069146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 1341.069226][ T32] r4:00000000 [ 1341.069298][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.069387][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.069472][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.069566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070280 [ 1341.069619][ T32] r4:00000000 [ 1341.069665][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.069789][ T32] r9:83018205 r8:8546e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1341.069844][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.069932][ T32] r5:00001000 r4:eb4e5000 [ 1341.069980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.070066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.070164][ T32] r5:8541238c r4:85412000 [ 1341.070213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.070331][ T32] r7:ddde2d80 r6:83018200 r5:8541238c r4:844daf80 [ 1341.070391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.070524][ T32] r10:61c88647 r9:8546e000 r8:844dafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.070586][ T32] r4:844daf80 [ 1341.070635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.070740][ T32] r10:00000000 r9:844daf80 r8:80287e08 r7:eb651e60 r6:84187380 r5:8546e000 [ 1341.070816][ T32] r4:00000001 [ 1341.070884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.070980][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 1341.071046][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.071112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.071188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.071255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.071310][ T32] r4:850703c0 [ 1341.072074][ T32] INFO: task kworker/1:814:5095 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.072155][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.072303][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.072408][ T32] Call trace: [ 1341.072502][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.072625][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.072682][ T32] r4:00000000 [ 1341.072738][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.072830][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.072912][ T32] 5d20: 9b710000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.072988][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.073054][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.073114][ T32] r5:800f0013 r4:80239bb0 [ 1341.073167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.073261][ T32] r4:82ac21e4 [ 1341.073312][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.073410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.073464][ T32] r4:e0175dc0 [ 1341.073511][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.073610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.073666][ T32] r4:00000000 [ 1341.073734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.073841][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.073895][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.074025][ T32] r5:00001000 r4:e0039000 [ 1341.074103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.074219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.074322][ T32] r5:84b0478c r4:84b04400 [ 1341.074385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.074511][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.074578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.074691][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.074759][ T32] r4:849f2e80 [ 1341.074830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.074941][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.074998][ T32] r4:00000001 [ 1341.075048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.075160][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.075258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.075333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.075398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.075468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.075539][ T32] r4:848f9140 [ 1341.075612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.075682][ T32] INFO: task kworker/1:815:5097 blocked for more than 467 seconds. [ 1341.075766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.075843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.075909][ T32] task:kworker/1:815 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.076033][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.076135][ T32] Call trace: [ 1341.076210][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.076404][ T32] r10:8291a684 r9:eb681d84 r8:00000002 r7:60000013 r6:eb681d8c r5:8546ec00 [ 1341.076470][ T32] r4:8546ec00 [ 1341.076539][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.076691][ T32] r5:8546ec00 r4:8291a680 [ 1341.076778][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.076875][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.076979][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1341.077046][ T32] r4:00000000 [ 1341.077094][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.077176][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.077256][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.106012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070300 ** 6 printk messages dropped ** [ 1341.106734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.115847][ T32] r4:852a3000 ** 4 printk messages dropped ** [ 1341.116242][ T32] Exception stack(0xeb681fb0 to 0xeb681ff8) ** 1 printk messages dropped ** [ 1341.116403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.116465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.116546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.116625][ T32] r4:85070440 [ 1341.132889][ T32] INFO: task kworker/1:815:5097 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.133041][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.133201][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.133326][ T32] Call trace: [ 1341.133403][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.133521][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.133579][ T32] r4:00000000 [ 1341.133628][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.133722][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.133803][ T32] 5d20: 9bb1e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.133879][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.133970][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.134036][ T32] r5:800f0013 r4:80239bb0 [ 1341.134086][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.134183][ T32] r4:82ac21e4 [ 1341.134252][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.134355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.134411][ T32] r4:e0175dc0 [ 1341.134463][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.134568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.134626][ T32] r4:00000000 [ 1341.134672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.134825][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.134887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.134982][ T32] r5:00001000 r4:e0039000 [ 1341.135040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.135139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.135252][ T32] r5:84b0478c r4:84b04400 [ 1341.135306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.135410][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.135460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.135559][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.135614][ T32] r4:849f2e80 [ 1341.135660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.135768][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.135820][ T32] r4:00000001 [ 1341.135890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.135975][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.136038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.136102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.136163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.136253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.136315][ T32] r4:848f9140 [ 1341.136366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.136453][ T32] INFO: task kworker/1:816:5099 blocked for more than 467 seconds. [ 1341.136533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.136608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1341.136790][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.137104][ T32] r4:85478c00 ** 2 printk messages dropped ** [ 1341.141011][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.141480][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.141578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.141679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070540 [ 1341.141735][ T32] r4:00000000 [ 1341.141821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.141932][ T32] r9:83018205 r8:85478c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1341.141985][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.142085][ T32] r5:00001000 r4:eb503000 [ 1341.142135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.142247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.142351][ T32] r5:85412b8c r4:85412800 [ 1341.142423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.142541][ T32] r7:ddde2d80 r6:83018200 r5:85412b8c r4:852a3080 [ 1341.142597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.142721][ T32] r10:61c88647 r9:85478c00 r8:852a30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.142812][ T32] r4:852a3080 [ 1341.142865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.142967][ T32] r10:00000000 r9:852a3080 r8:80287e08 r7:eb651e60 r6:84187480 r5:85478c00 [ 1341.143021][ T32] r4:00000001 [ 1341.143066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.143149][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1341.143213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.143278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.143339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.143403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.143455][ T32] r4:85070340 [ 1341.144194][ T32] INFO: task kworker/1:816:5099 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.144294][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.144449][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.144588][ T32] Call trace: [ 1341.144656][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.144772][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.144827][ T32] r4:00000000 [ 1341.144893][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.144988][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.145053][ T32] 5d20: 9bb1e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.145117][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.145173][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.145225][ T32] r5:800f0013 r4:80239bb0 [ 1341.145269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.145346][ T32] r4:82ac21e4 [ 1341.145386][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.145511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.145574][ T32] r4:e0175dc0 [ 1341.145622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.145746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.145823][ T32] r4:00000000 [ 1341.145876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.145978][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.146029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.146118][ T32] r5:00001000 r4:e0039000 [ 1341.146167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.146255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.146344][ T32] r5:84b0478c r4:84b04400 [ 1341.146393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.146501][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.146564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.146670][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.146753][ T32] r4:849f2e80 [ 1341.146824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.146933][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.146996][ T32] r4:00000001 [ 1341.147071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.147165][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.147232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.167766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.167932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.168026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.168092][ T32] r4:848f9140 [ 1341.168149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1341.168384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.168451][ T32] task:kworker/1:817 state:D stack:0 pid:5101 tgid:5101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.168606][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.168763][ T32] Call trace: [ 1341.168891][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.169030][ T32] r10:8291a684 r9:eb695d84 r8:00000002 r7:60000013 r6:eb695d8c r5:85478000 [ 1341.169089][ T32] r4:85478000 [ 1341.169182][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.169291][ T32] r5:85478000 r4:8291a680 [ 1341.169341][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.169428][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.169523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 [ 1341.169599][ T32] r4:00000000 [ 1341.169652][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.169732][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.169828][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.169930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850706c0 [ 1341.169988][ T32] r4:00000000 [ 1341.170058][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.170176][ T32] r9:83018205 r8:85478000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1341.170233][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.170349][ T32] r5:00001000 r4:eb689000 [ 1341.170420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.170531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.170629][ T32] r5:85412f8c r4:85412c00 [ 1341.170682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.170815][ T32] r7:ddde2d80 r6:83018200 r5:85412f8c r4:852a3100 [ 1341.170894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.171006][ T32] r10:61c88647 r9:85478000 r8:852a312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.171064][ T32] r4:852a3100 [ 1341.171110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.171251][ T32] r10:00000000 r9:852a3100 r8:80287e08 r7:eb651e60 r6:84187500 r5:85478000 [ 1341.171331][ T32] r4:00000001 [ 1341.171388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.171478][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) [ 1341.171544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.171611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.171676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.171745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.171802][ T32] r4:85070480 [ 1341.172518][ T32] INFO: task kworker/1:817:5101 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.172599][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.172767][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.172868][ T32] Call trace: [ 1341.172965][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.173081][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.173137][ T32] r4:00000000 [ 1341.173186][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.173275][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.173381][ T32] 5d20: 9bc14000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.173459][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.173519][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.173578][ T32] r5:800f0013 r4:80239bb0 [ 1341.173649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.173784][ T32] r4:82ac21e4 [ 1341.173842][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.173963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.174026][ T32] r4:e0175dc0 [ 1341.174075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.174172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.174231][ T32] r4:00000000 [ 1341.174278][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.174379][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.174429][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.174527][ T32] r5:00001000 r4:e0039000 [ 1341.174600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.174698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.174822][ T32] r5:84b0478c r4:84b04400 [ 1341.174886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.175011][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.175072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.175180][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.175236][ T32] r4:849f2e80 [ 1341.175284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.175387][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.175444][ T32] r4:00000001 [ 1341.175493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.175575][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.175638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.175703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.175926][ T32] r4:848f9140 ** 3 printk messages dropped ** [ 1341.176183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1341.176585][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1341.176977][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.201370][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1341.201754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.201882][ T32] r9:83018205 r8:85479800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1341.201952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.202060][ T32] r5:00001000 r4:eb6c1000 [ 1341.202108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.202191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.202277][ T32] r5:85413f8c r4:85413c00 [ 1341.202322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.202419][ T32] r7:ddde2d80 r6:83018200 r5:85413f8c r4:852a3180 [ 1341.202463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.202582][ T32] r10:61c88647 r9:85479800 r8:852a31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.202649][ T32] r4:852a3180 [ 1341.202696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.202857][ T32] r10:00000000 r9:852a3180 r8:80287e08 r7:eb651e60 r6:84187580 r5:85479800 [ 1341.202918][ T32] r4:00000001 [ 1341.202965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.203066][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1341.203142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.203231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.203316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.203386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.203439][ T32] r4:85070900 [ 1341.204160][ T32] INFO: task kworker/1:818:5103 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.204269][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.204453][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.204563][ T32] Call trace: [ 1341.204676][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.204803][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.204881][ T32] r4:00000000 [ 1341.204949][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.205044][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.205113][ T32] 5d20: 9bdbd000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.205183][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.205245][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.205299][ T32] r5:800f0013 r4:80239bb0 [ 1341.205349][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.205443][ T32] r4:82ac21e4 [ 1341.205494][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.205594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.205653][ T32] r4:e0175dc0 [ 1341.205702][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.205814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.205866][ T32] r4:00000000 [ 1341.205913][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.206030][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.206083][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.206168][ T32] r5:00001000 r4:e0039000 [ 1341.206227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.206310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.206391][ T32] r5:84b0478c r4:84b04400 [ 1341.206446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.206545][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.206619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.206725][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.206806][ T32] r4:849f2e80 [ 1341.206871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.206979][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.207035][ T32] r4:00000001 [ 1341.207098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.207181][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.207243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.228090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.228297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.228368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.228417][ T32] r4:848f9140 [ 1341.228465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.228519][ T32] INFO: task kworker/1:819:5105 blocked for more than 467 seconds. [ 1341.228578][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.228626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.228669][ T32] task:kworker/1:819 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.228827][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.228960][ T32] Call trace: [ 1341.229037][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.229154][ T32] r10:8291a684 r9:eb6b5d84 r8:00000002 r7:60000113 r6:eb6b5d8c r5:8547a400 [ 1341.229206][ T32] r4:8547a400 [ 1341.229252][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.229344][ T32] r5:8547a400 r4:8291a680 [ 1341.229391][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.229479][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.229572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 [ 1341.229625][ T32] r4:00000000 [ 1341.229671][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.229775][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.229872][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.229971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070880 [ 1341.230050][ T32] r4:00000000 [ 1341.230103][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.230247][ T32] r9:83018205 r8:8547a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1341.230308][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.230407][ T32] r5:00001000 r4:eb6a5000 [ 1341.230468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.230563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.230659][ T32] r5:8541378c r4:85413400 [ 1341.230711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.230849][ T32] r7:ddde2d80 r6:83018200 r5:8541378c r4:852a3200 [ 1341.230900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.231005][ T32] r10:61c88647 r9:8547a400 r8:852a322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.231063][ T32] r4:852a3200 [ 1341.231112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.231242][ T32] r10:00000000 r9:852a3200 r8:80287e08 r7:eb6a9e60 r6:84187600 r5:8547a400 [ 1341.231331][ T32] r4:00000001 [ 1341.231384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.231473][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) [ 1341.231545][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.231635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.231733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.231817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.231871][ T32] r4:85070800 [ 1341.232596][ T32] INFO: task kworker/1:819:5105 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.232678][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.232818][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.232951][ T32] Call trace: [ 1341.233037][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.233151][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.233205][ T32] r4:00000000 [ 1341.233253][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.233341][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.233405][ T32] 5d20: 9bfd5000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.233496][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.233568][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.233625][ T32] r5:800f0013 r4:80239bb0 [ 1341.233702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.233811][ T32] r4:82ac21e4 [ 1341.233885][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.233989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.234080][ T32] r4:e0175dc0 [ 1341.234138][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.234240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.234294][ T32] r4:00000000 [ 1341.234366][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.234473][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.234539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.234644][ T32] r5:00001000 r4:e0039000 [ 1341.234694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.234827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.234950][ T32] r5:84b0478c r4:84b04400 [ 1341.235011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.235116][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.235170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.235280][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.235338][ T32] r4:849f2e80 [ 1341.235385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.235495][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.235555][ T32] r4:00000001 [ 1341.235600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.235681][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.235757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.235846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.235924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.235988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.236065][ T32] r4:848f9140 [ 1341.236119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.236178][ T32] INFO: task kworker/1:820:5107 blocked for more than 467 seconds. [ 1341.236243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.236300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.236347][ T32] task:kworker/1:820 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.236446][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.236538][ T32] Call trace: [ 1341.236682][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.236797][ T32] r10:8291a684 r9:eb6c5d84 r8:00000002 r7:60000113 r6:eb6c5d8c r5:8547b000 [ 1341.236849][ T32] r4:8547b000 [ 1341.236896][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.236986][ T32] r5:8547b000 r4:8291a680 [ 1341.237034][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.237118][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.237209][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 1341.237264][ T32] r4:00000000 [ 1341.237351][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.265795][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.266072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850709c0 ** 4 printk messages dropped ** [ 1341.266423][ T32] r5:00001000 r4:eb6bb000 ** 1 printk messages dropped ** [ 1341.266609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.266708][ T32] r5:85413b8c r4:85413800 [ 1341.266825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.266951][ T32] r7:ddde2d80 r6:83018200 r5:85413b8c r4:852a3280 [ 1341.267020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.267136][ T32] r10:61c88647 r9:8547b000 r8:852a32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.267208][ T32] r4:852a3280 [ 1341.267260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.278074][ T32] r10:00000000 r9:852a3280 r8:80287e08 r7:eb6a9e60 r6:84187680 r5:8547b000 [ 1341.278196][ T32] r4:00000001 [ 1341.278268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.278384][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) [ 1341.278452][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.278516][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.278599][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.278680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.278757][ T32] r4:850708c0 [ 1341.279525][ T32] INFO: task kworker/1:820:5107 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.279602][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.279801][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.279943][ T32] Call trace: [ 1341.280038][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.280274][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.280370][ T32] r4:00000000 [ 1341.280430][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.280537][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.280609][ T32] 5d20: 9c2a1000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.280677][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.280732][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.280796][ T32] r5:800f0013 r4:80239bb0 [ 1341.280862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.280956][ T32] r4:82ac21e4 [ 1341.281005][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.281100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.281154][ T32] r4:e0175dc0 [ 1341.281206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.281315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.281406][ T32] r4:00000000 [ 1341.281466][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.281584][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.281648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.281749][ T32] r5:00001000 r4:e0039000 [ 1341.281815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.281908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.281997][ T32] r5:84b0478c r4:84b04400 [ 1341.282064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.282165][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.282220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.282311][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.282371][ T32] r4:849f2e80 [ 1341.282414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.282516][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.282570][ T32] r4:00000001 [ 1341.282639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.282746][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.282834][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.282914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.283015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.283091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.283148][ T32] r4:848f9140 [ 1341.283204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.283289][ T32] INFO: task kworker/1:821:5109 blocked for more than 467 seconds. [ 1341.283385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.283455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.283504][ T32] task:kworker/1:821 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.283681][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.283824][ T32] Call trace: [ 1341.283902][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.284005][ T32] r10:8291a684 r9:eb6c9d84 r8:00000002 r7:60000113 r6:eb6c9d8c r5:8547c800 [ 1341.284134][ T32] r4:8547c800 [ 1341.284200][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.284311][ T32] r5:8547c800 r4:8291a680 [ 1341.284363][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.284451][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.284691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 [ 1341.284769][ T32] r4:00000000 [ 1341.284816][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.284894][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.284970][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1341.285110][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.285555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.286013][ T32] r4:852a3300 ** 6 printk messages dropped ** [ 1341.286487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.308452][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.309018][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.309098][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.309185][ T32] r5:800f0013 r4:80239bb0 [ 1341.309254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.309353][ T32] r4:82ac21e4 [ 1341.309401][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.309494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.309545][ T32] r4:e0175dc0 [ 1341.309591][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.309682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.309733][ T32] r4:00000000 [ 1341.309788][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.309894][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.309949][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.310046][ T32] r5:00001000 r4:e0039000 [ 1341.310120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.310217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.310310][ T32] r5:84b0478c r4:84b04400 [ 1341.310362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.310468][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.310521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.310624][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.310684][ T32] r4:849f2e80 [ 1341.310783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.310909][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.310965][ T32] r4:00000001 [ 1341.311016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.311100][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.311160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.311224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.311287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.311357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.311407][ T32] r4:848f9140 [ 1341.311454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.311519][ T32] INFO: task kworker/1:822:5111 blocked for more than 467 seconds. [ 1341.311591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.311648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.311701][ T32] task:kworker/1:822 state:D stack:0 pid:5111 tgid:5111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.311817][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.311913][ T32] Call trace: ** 2 printk messages dropped ** [ 1341.312137][ T32] r4:8547e000 ** 4 printk messages dropped ** [ 1341.312520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 ** 9 printk messages dropped ** [ 1341.313365][ T32] r5:00001000 r4:eb6d3000 ** 1 printk messages dropped ** [ 1341.313526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.313944][ T32] r10:61c88647 r9:8547e000 r8:852a33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.314524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.315949][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1341.316535][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1341.317009][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1341.346911][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1341.362303][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1341.362946][ T32] INFO: task kworker/1:823:5113 blocked for more than 467 seconds. ** 12 printk messages dropped ** [ 1341.364043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 ** 13 printk messages dropped ** [ 1341.365135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.365923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.378124][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.378478][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.379059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1341.380071][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.380804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.381314][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.382015][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.382942][ T32] r5:00001000 r4:eb6ef000 ** 1 printk messages dropped ** [ 1341.383195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.384151][ T32] Exception stack(0xeb511fb0 to 0xeb511ff8) [ 1341.384215][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.384280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.384361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.384431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.384483][ T32] r4:845d7b40 [ 1341.385237][ T32] INFO: task kworker/1:824:5115 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.385307][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.385455][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.385557][ T32] Call trace: [ 1341.385628][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.385732][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.385815][ T32] r4:00000000 [ 1341.385880][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.385963][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.386031][ T32] 5d20: 9c83c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.386123][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.386217][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.386283][ T32] r5:800f0013 r4:80239bb0 [ 1341.386335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.386429][ T32] r4:82ac21e4 [ 1341.386478][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.386575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.386649][ T32] r4:e0175dc0 [ 1341.386701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.386854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.386912][ T32] r4:00000000 [ 1341.386957][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.387056][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.387107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.387225][ T32] r5:00001000 r4:e0039000 [ 1341.387282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.410050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.410236][ T32] r5:84b0478c r4:84b04400 [ 1341.410293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.410401][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.410455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.410581][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.410643][ T32] r4:849f2e80 [ 1341.410718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.410891][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.410969][ T32] r4:00000001 [ 1341.411018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.411104][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.411171][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.411236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.411299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.411369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.411426][ T32] r4:848f9140 [ 1341.411478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.411570][ T32] INFO: task kworker/1:825:5117 blocked for more than 467 seconds. [ 1341.411645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.411699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.411791][ T32] task:kworker/1:825 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.411954][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.412058][ T32] Call trace: [ 1341.412136][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.412278][ T32] r10:8291a684 r9:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:8547bc00 [ 1341.412338][ T32] r4:8547bc00 [ 1341.412386][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.412505][ T32] r5:8547bc00 r4:8291a680 [ 1341.412563][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.412649][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.412771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 1341.412840][ T32] r4:00000000 [ 1341.412904][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.412997][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.413082][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.413201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1100 [ 1341.413264][ T32] r4:00000000 [ 1341.413314][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.413418][ T32] r9:83018205 r8:8547bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1341.413473][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.413565][ T32] r5:00001000 r4:e08cb000 [ 1341.413615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.413728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.413870][ T32] r5:8541538c r4:85415000 [ 1341.413928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.414030][ T32] r7:ddde2d80 r6:83018200 r5:8541538c r4:852a3500 ** 2 printk messages dropped ** [ 1341.414304][ T32] r4:852a3500 ** 6 printk messages dropped ** [ 1341.414863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.416505][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1341.417160][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.442881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1341.443822][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.444633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1341.445584][ T32] r4:853d0c00 ** 4 printk messages dropped ** [ 1341.445957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 ** 10 printk messages dropped ** [ 1341.446726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.447348][ T32] r10:61c88647 r9:853d0c00 r8:852a35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.469027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.469092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.469143][ T32] r4:854d1240 [ 1341.469900][ T32] INFO: task kworker/1:826:5120 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.469982][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.470160][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.470270][ T32] Call trace: [ 1341.470354][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.470476][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.470534][ T32] r4:00000000 [ 1341.470579][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.470691][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.470798][ T32] 5d20: 9ce6c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.470865][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.470930][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.470983][ T32] r5:800f0013 r4:80239bb0 [ 1341.471026][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.471121][ T32] r4:82ac21e4 [ 1341.471158][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.471232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.471302][ T32] r4:e0175dc0 [ 1341.471354][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.471446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.471525][ T32] r4:00000000 [ 1341.471594][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.471722][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.471796][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.471888][ T32] r5:00001000 r4:e0039000 [ 1341.471936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.472023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.472147][ T32] r5:84b0478c r4:84b04400 [ 1341.472209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.472311][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.472368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.472493][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.472580][ T32] r4:849f2e80 [ 1341.472646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.472827][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.472903][ T32] r4:00000001 [ 1341.472967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.473061][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.473126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.473190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.473249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.473311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.473361][ T32] r4:848f9140 [ 1341.473429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.473516][ T32] INFO: task kworker/1:827:5122 blocked for more than 467 seconds. [ 1341.473606][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.473668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.473718][ T32] task:kworker/1:827 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.473831][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.473923][ T32] Call trace: [ 1341.474016][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.474155][ T32] r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:853d0000 [ 1341.474241][ T32] r4:853d0000 [ 1341.474294][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1341.474609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 ** 9 printk messages dropped ** [ 1341.475375][ T32] r5:00001000 r4:eaecb000 ** 2 printk messages dropped ** [ 1341.475620][ T32] r5:8541638c r4:85416000 ** 6 printk messages dropped ** [ 1341.476173][ T32] r10:00000000 r9:852a3600 r8:80287e08 r7:eb6e9e60 r6:84187a00 r5:853d0000 ** 10 printk messages dropped ** [ 1341.502185][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.503126][ T32] 5d20: 9cf00000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 10 printk messages dropped ** [ 1341.503899][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.504559][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1341.505106][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 6 printk messages dropped ** [ 1341.505536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1341.506364][ T32] r4:853d1800 ** 4 printk messages dropped ** [ 1341.506819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 ** 9 printk messages dropped ** [ 1341.525544][ T32] r5:00001000 r4:ead5b000 ** 2 printk messages dropped ** [ 1341.525830][ T32] r5:85415f8c r4:85415c00 ** 3 printk messages dropped ** [ 1341.526152][ T32] r10:61c88647 r9:853d1800 r8:852a36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.526795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.535721][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.536207][ T32] 5d20: 9d070000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 9 printk messages dropped ** [ 1341.536976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1341.552822][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1341.553057][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.553110][ T32] r4:00000001 [ 1341.553178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.553268][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.553335][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.553400][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.553486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.553556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.553641][ T32] r4:848f9140 [ 1341.553702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.553792][ T32] INFO: task kworker/1:829:5126 blocked for more than 468 seconds. [ 1341.553865][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.553963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.554021][ T32] task:kworker/1:829 state:D stack:0 pid:5126 tgid:5126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.554132][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.554226][ T32] Call trace: [ 1341.554299][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.554404][ T32] r10:8291a684 r9:eb70dd84 r8:00000002 r7:60000013 r6:eb70dd8c r5:853d3c00 [ 1341.554482][ T32] r4:853d3c00 [ 1341.554535][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.554626][ T32] r5:853d3c00 r4:8291a680 [ 1341.554694][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.554814][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.554908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb70de08 [ 1341.554959][ T32] r4:00000000 [ 1341.555005][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.555083][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.555167][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.555257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d16c0 [ 1341.555310][ T32] r4:00000000 [ 1341.555356][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.555476][ T32] r9:83018205 r8:853d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1341.555552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.555650][ T32] r5:00001000 r4:eaf05000 [ 1341.555696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.555789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.555879][ T32] r5:8541678c r4:85416400 [ 1341.555925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.556038][ T32] r7:ddde2d80 r6:83018200 r5:8541678c r4:852a3700 [ 1341.556093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.556193][ T32] r10:61c88647 r9:853d3c00 r8:852a372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.556737][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.569110][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.569674][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.570134][ T32] r4:e0175dc0 ** 6 printk messages dropped ** [ 1341.570748][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1341.571393][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.572096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.572674][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.573404][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.574108][ T32] r9:83018205 r8:853d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1341.574638][ T32] r7:ddde2d80 r6:83018200 r5:8550c38c r4:852a3780 ** 5 printk messages dropped ** [ 1341.575077][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.575544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.576932][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 5 printk messages dropped ** [ 1341.599585][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.600120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 12 printk messages dropped ** [ 1341.601319][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1341.601666][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1341.602246][ T32] INFO: task kworker/1:831:5131 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.603044][ T32] r5:853d5400 r4:8291a680 ** 5 printk messages dropped ** [ 1341.603460][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.604239][ T32] r5:85416b8c r4:85416800 ** 3 printk messages dropped ** [ 1341.604533][ T32] r10:61c88647 r9:853d5400 r8:852a382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.605219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.606645][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.607028][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.638474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 3 printk messages dropped ** [ 1341.638732][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.638929][ T32] r5:00001000 r4:e0039000 [ 1341.638995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.639122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.639227][ T32] r5:84b0478c r4:84b04400 [ 1341.639275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.639507][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.639689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.639803][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.639860][ T32] r4:849f2e80 [ 1341.639908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.640005][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.640058][ T32] r4:00000001 [ 1341.640103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.640205][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.640282][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.640343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.640403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.640464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.640520][ T32] r4:848f9140 [ 1341.640608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.640853][ T32] INFO: task kworker/1:832:5133 blocked for more than 468 seconds. [ 1341.640947][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.641004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.641053][ T32] task:kworker/1:832 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.641181][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.641277][ T32] Call trace: [ 1341.641403][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.641519][ T32] r10:8291a684 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:853d4800 [ 1341.641592][ T32] r4:853d4800 [ 1341.641660][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.641767][ T32] r5:853d4800 r4:8291a680 [ 1341.641816][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.641903][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.641995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 1341.642068][ T32] r4:00000000 [ 1341.642119][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.642197][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.642278][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.642370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d19c0 [ 1341.642422][ T32] r4:00000000 [ 1341.642468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.642565][ T32] r9:83018205 r8:853d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1341.642615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.642704][ T32] r5:00001000 r4:eaff7000 [ 1341.642814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.642930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.643029][ T32] r5:85416f8c r4:85416c00 [ 1341.643077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.643173][ T32] r7:ddde2d80 r6:83018200 r5:85416f8c r4:852a3880 [ 1341.643224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.643325][ T32] r10:61c88647 r9:853d4800 r8:852a38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.643398][ T32] r4:852a3880 [ 1341.643449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.643551][ T32] r10:00000000 r9:852a3880 r8:80287e08 r7:eb719e60 r6:84187c80 r5:853d4800 [ 1341.643600][ T32] r4:00000001 [ 1341.643662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.643756][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1341.643818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.643877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.643970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.644037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.644094][ T32] r4:854d17c0 [ 1341.644855][ T32] INFO: task kworker/1:832:5133 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.644952][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.645105][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.645195][ T32] Call trace: [ 1341.645261][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.645363][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.645415][ T32] r4:00000000 [ 1341.645457][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.645585][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.645647][ T32] 5d20: 9d756000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 2 printk messages dropped ** [ 1341.645822][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.646411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1341.678300][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.679109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.679757][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.680414][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.681308][ T32] r5:00001000 r4:eb023000 ** 2 printk messages dropped ** [ 1341.681544][ T32] r5:8541738c r4:85417000 ** 3 printk messages dropped ** [ 1341.681894][ T32] r10:61c88647 r9:853d2400 r8:852a392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.682604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.684159][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 6 printk messages dropped ** [ 1341.684696][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1341.685579][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1341.686119][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1341.686622][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1341.687062][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.716242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 ** 9 printk messages dropped ** [ 1341.717050][ T32] r5:00001000 r4:eb03b000 ** 1 printk messages dropped ** [ 1341.717186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.717279][ T32] r5:8541778c r4:85417400 [ 1341.721490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.721716][ T32] r7:ddde2d80 r6:83018200 r5:8541778c r4:852a3980 [ 1341.721783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.721889][ T32] r10:61c88647 r9:848f6c00 r8:852a39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.721972][ T32] r4:852a3980 [ 1341.722038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.722163][ T32] r10:00000000 r9:852a3980 r8:80287e08 r7:eb719e60 r6:84187d80 r5:848f6c00 [ 1341.722227][ T32] r4:00000001 [ 1341.722305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.722416][ T32] Exception stack(0xeb735fb0 to 0xeb735ff8) [ 1341.722497][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.722573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.722643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.722705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.722792][ T32] r4:854d1d40 [ 1341.723541][ T32] INFO: task kworker/1:834:5136 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.723631][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.723870][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.723975][ T32] Call trace: [ 1341.724072][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.724187][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.724241][ T32] r4:00000000 [ 1341.724287][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.724374][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.724456][ T32] 5d20: 9dc07000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.724540][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.724599][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.724652][ T32] r5:800f0013 r4:80239bb0 [ 1341.724721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.724828][ T32] r4:82ac21e4 [ 1341.724910][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.725039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.725127][ T32] r4:e0175dc0 [ 1341.725178][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.725274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.725325][ T32] r4:00000000 [ 1341.725370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.725475][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.725553][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.725649][ T32] r5:00001000 r4:e0039000 [ 1341.725721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.725820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.725912][ T32] r5:84b0478c r4:84b04400 [ 1341.725960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.726063][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.726115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.726218][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.726269][ T32] r4:849f2e80 [ 1341.726313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.726415][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.726469][ T32] r4:00000001 [ 1341.726538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.726640][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.726706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.726798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.726864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.726929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.726980][ T32] r4:848f9140 [ 1341.727048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.727117][ T32] INFO: task kworker/1:835:5138 blocked for more than 468 seconds. [ 1341.727212][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.727327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.746100][ T32] task:kworker/1:835 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.746263][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.746390][ T32] Call trace: [ 1341.746465][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.746583][ T32] r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:85488c00 [ 1341.746637][ T32] r4:85488c00 [ 1341.746688][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.746811][ T32] r5:85488c00 r4:8291a680 [ 1341.746863][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.746954][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.747048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1341.747123][ T32] r4:00000000 [ 1341.747180][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.747279][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.752067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.752216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1dc0 [ 1341.752273][ T32] r4:00000000 [ 1341.752322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.752447][ T32] r9:83018205 r8:85488c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.752510][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.752631][ T32] r5:00001000 r4:eb0cd000 [ 1341.752685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.752776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.752887][ T32] r5:85417b8c r4:85417800 [ 1341.752965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.753086][ T32] r7:ddde2d80 r6:83018200 r5:85417b8c r4:852a3a00 [ 1341.753139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.753242][ T32] r10:61c88647 r9:85488c00 r8:852a3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.753296][ T32] r4:852a3a00 [ 1341.753343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.753446][ T32] r10:00000000 r9:852a3a00 r8:80287e08 r7:eb719e60 r6:84187e00 r5:85488c00 [ 1341.753503][ T32] r4:00000001 [ 1341.753558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.753678][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1341.753765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.753851][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.753964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.754036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.754090][ T32] r4:854d1c80 [ 1341.754870][ T32] INFO: task kworker/1:835:5138 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.754962][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.755100][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.755202][ T32] Call trace: [ 1341.755315][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.755436][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.755490][ T32] r4:00000000 [ 1341.755536][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.755626][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.755690][ T32] 5d20: 9dd6f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.755764][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.755847][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.755907][ T32] r5:800f0013 r4:80239bb0 [ 1341.755957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.756048][ T32] r4:82ac21e4 [ 1341.756119][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.756217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.756271][ T32] r4:e0175dc0 [ 1341.756317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.756415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.756471][ T32] r4:00000000 [ 1341.756519][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.756641][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.756692][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.756798][ T32] r5:00001000 r4:e0039000 [ 1341.756848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.756934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.757027][ T32] r5:84b0478c r4:84b04400 [ 1341.757094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.757197][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.757249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.775203][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.775303][ T32] r4:849f2e80 [ 1341.775359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.775505][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.775563][ T32] r4:00000001 [ 1341.775614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.775702][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.775783][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.775877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.775958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.776051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.776131][ T32] r4:848f9140 [ 1341.776197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.776265][ T32] INFO: task kworker/1:836:5140 blocked for more than 468 seconds. [ 1341.776338][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.776396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.776449][ T32] task:kworker/1:836 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.776637][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.776801][ T32] Call trace: [ 1341.776888][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.777002][ T32] r10:8291a684 r9:eb745d84 r8:00000002 r7:60000113 r6:eb745d8c r5:8548a400 [ 1341.777063][ T32] r4:8548a400 [ 1341.777112][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.777209][ T32] r5:8548a400 r4:8291a680 [ 1341.777260][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.791279][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.791486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1341.791547][ T32] r4:00000000 [ 1341.791590][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.791667][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.791773][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.791872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aee5c0 [ 1341.791927][ T32] r4:00000000 [ 1341.791982][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.792079][ T32] r9:83018205 r8:8548a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1341.792147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.792245][ T32] r5:00001000 r4:eb0e1000 [ 1341.792294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.792380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.792479][ T32] r5:85417f8c r4:85417c00 [ 1341.792531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.792646][ T32] r7:ddde2d80 r6:83018200 r5:85417f8c r4:852a3a80 [ 1341.792699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.792801][ T32] r10:61c88647 r9:8548a400 r8:852a3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.792852][ T32] r4:852a3a80 [ 1341.792897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.793054][ T32] r10:00000000 r9:852a3a80 r8:80287e08 r7:eb719e60 r6:84187e80 r5:8548a400 [ 1341.793114][ T32] r4:00000001 [ 1341.793160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.793244][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1341.793310][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.793404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.793494][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.793572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.793623][ T32] r4:854d1d80 [ 1341.794389][ T32] INFO: task kworker/1:836:5140 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.794461][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.794607][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.794710][ T32] Call trace: [ 1341.794807][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.794915][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.794979][ T32] r4:00000000 [ 1341.795025][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.795112][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.795176][ T32] 5d20: 9e086000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.795241][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.795300][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.795422][ T32] r5:800f0013 r4:80239bb0 [ 1341.795476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.795560][ T32] r4:82ac21e4 [ 1341.795602][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.795682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.795753][ T32] r4:e0175dc0 [ 1341.795803][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.795896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.795958][ T32] r4:00000000 [ 1341.796006][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.796106][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.796154][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.796242][ T32] r5:00001000 r4:e0039000 [ 1341.796290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.796376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.796468][ T32] r5:84b0478c r4:84b04400 [ 1341.796518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.796638][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.796708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.796823][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.796877][ T32] r4:849f2e80 [ 1341.796921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.797030][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.797084][ T32] r4:00000001 [ 1341.797127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.797206][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.797264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.811860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.812013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.812087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.812142][ T32] r4:848f9140 [ 1341.812194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.812280][ T32] INFO: task kworker/1:837:5143 blocked for more than 468 seconds. [ 1341.812392][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.812460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.812509][ T32] task:kworker/1:837 state:D stack:0 pid:5143 tgid:5143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.812623][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.812775][ T32] Call trace: [ 1341.812917][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.813052][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:85489800 [ 1341.813105][ T32] r4:85489800 [ 1341.813161][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.813252][ T32] r5:85489800 r4:8291a680 [ 1341.813300][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.813383][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.813474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1341.813525][ T32] r4:00000000 [ 1341.813569][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.813652][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.813739][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.813847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e81c0 [ 1341.813933][ T32] r4:00000000 [ 1341.814013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.814127][ T32] r9:83018205 r8:85489800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1341.814177][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.814266][ T32] r5:00001000 r4:eb123000 [ 1341.814314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.814398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.814506][ T32] r5:8550c78c r4:8550c400 [ 1341.814567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.814670][ T32] r7:ddde2d80 r6:83018200 r5:8550c78c r4:852a3b00 [ 1341.814720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.814845][ T32] r10:61c88647 r9:85489800 r8:852a3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.814898][ T32] r4:852a3b00 [ 1341.814952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.815054][ T32] r10:00000000 r9:852a3b00 r8:80287e08 r7:eb719e60 r6:84187f00 r5:85489800 [ 1341.815134][ T32] r4:00000001 [ 1341.815185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.815268][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1341.815328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.815419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.815488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.815552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.815605][ T32] r4:854e80c0 [ 1341.816339][ T32] INFO: task kworker/1:837:5143 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.816438][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.816603][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.816696][ T32] Call trace: [ 1341.816765][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.816869][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.816950][ T32] r4:00000000 [ 1341.817024][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.817115][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.817180][ T32] 5d20: 9e0e4000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.817274][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.838025][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.838122][ T32] r5:800f0013 r4:80239bb0 [ 1341.838177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.838295][ T32] r4:82ac21e4 [ 1341.838362][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.838473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.838527][ T32] r4:e0175dc0 [ 1341.838571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.838674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.838727][ T32] r4:00000000 [ 1341.838805][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.838913][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.838977][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.839074][ T32] r5:00001000 r4:e0039000 [ 1341.839121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.839206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.839294][ T32] r5:84b0478c r4:84b04400 [ 1341.839361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.839475][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.839524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.839656][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.839723][ T32] r4:849f2e80 [ 1341.839768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.839875][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.839964][ T32] r4:00000001 [ 1341.840019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.840117][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.840187][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.840278][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.840374][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.840465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.840523][ T32] r4:848f9140 [ 1341.840593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.840663][ T32] INFO: task kworker/1:838:5145 blocked for more than 468 seconds. [ 1341.840749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.840809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.840858][ T32] task:kworker/1:838 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.840977][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.841094][ T32] Call trace: [ 1341.841165][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.841274][ T32] r10:8291a684 r9:eb6edd84 r8:00000002 r7:60000113 r6:eb6edd8c r5:853c2400 [ 1341.841351][ T32] r4:853c2400 [ 1341.841408][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.841502][ T32] r5:853c2400 r4:8291a680 [ 1341.841587][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.841683][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.841784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1341.841837][ T32] r4:00000000 [ 1341.841883][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.841995][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.842083][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.842175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e82c0 [ 1341.842239][ T32] r4:00000000 [ 1341.842290][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.842390][ T32] r9:83018205 r8:853c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1341.842442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.842539][ T32] r5:00001000 r4:eb147000 [ 1341.842586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.842696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.842816][ T32] r5:8550cb8c r4:8550c800 [ 1341.842870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.842986][ T32] r7:ddde2d80 r6:83018200 r5:8550cb8c r4:852a3b80 [ 1341.843048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.843153][ T32] r10:61c88647 r9:853c2400 r8:852a3bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.843243][ T32] r4:852a3b80 [ 1341.843298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.843418][ T32] r10:00000000 r9:852a3b80 r8:80287e08 r7:eb751e60 r6:852a3c00 r5:853c2400 [ 1341.843475][ T32] r4:00000001 [ 1341.843520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.843598][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1341.843686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.843756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.843812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.843877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.843933][ T32] r4:854e8180 [ 1341.844677][ T32] INFO: task kworker/1:838:5145 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.844752][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.844902][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.845015][ T32] Call trace: [ 1341.845087][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.845197][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.845254][ T32] r4:00000000 [ 1341.845304][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.845393][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.845458][ T32] 5d20: 9e445000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.845530][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.845589][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.845660][ T32] r5:800f0013 r4:80239bb0 [ 1341.845716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.845830][ T32] r4:82ac21e4 [ 1341.845898][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.846007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.846063][ T32] r4:e0175dc0 [ 1341.846111][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.846207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.846258][ T32] r4:00000000 [ 1341.846307][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.846408][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.846461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.846553][ T32] r5:00001000 r4:e0039000 [ 1341.846603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.846690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.846840][ T32] r5:84b0478c r4:84b04400 [ 1341.846933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.847055][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.847111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.847215][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.847293][ T32] r4:849f2e80 [ 1341.876586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.876788][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.876847][ T32] r4:00000001 [ 1341.876894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.877009][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.877082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.877148][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.877207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.877324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.878008][ T32] r4:848f9140 [ 1341.878082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.878155][ T32] INFO: task kworker/1:839:5147 blocked for more than 468 seconds. [ 1341.878226][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.878283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.878332][ T32] task:kworker/1:839 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.878499][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.878645][ T32] Call trace: [ 1341.878797][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.878953][ T32] r10:8291a684 r9:eb631d84 r8:00000002 r7:60000013 r6:eb631d8c r5:853c6000 [ 1341.879016][ T32] r4:853c6000 [ 1341.879065][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.879274][ T32] r5:853c6000 r4:8291a680 [ 1341.879449][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.879544][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.879638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1341.879724][ T32] r4:00000000 [ 1341.879772][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.879854][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.879950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.880063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8480 [ 1341.880124][ T32] r4:00000000 [ 1341.880196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.880304][ T32] r9:83018205 r8:853c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1341.880378][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.880477][ T32] r5:00001000 r4:eb199000 [ 1341.880541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.880626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.880713][ T32] r5:8550cf8c r4:8550cc00 [ 1341.880766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.880868][ T32] r7:ddde2d80 r6:83018200 r5:8550cf8c r4:852a3c80 [ 1341.880919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.881030][ T32] r10:61c88647 r9:853c6000 r8:852a3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.881082][ T32] r4:852a3c80 [ 1341.881153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.881277][ T32] r10:00000000 r9:852a3c80 r8:80287e08 r7:eb6ede60 r6:852a3d00 r5:853c6000 [ 1341.881352][ T32] r4:00000001 [ 1341.881421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.881512][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1341.881573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.881659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.881727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.881792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.881867][ T32] r4:854e8180 [ 1341.882619][ T32] INFO: task kworker/1:839:5147 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.882690][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.882839][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.882931][ T32] Call trace: [ 1341.883037][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.883145][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.883197][ T32] r4:00000000 [ 1341.883243][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.883329][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.883392][ T32] 5d20: 9e659000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.883456][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.883516][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.883634][ T32] r5:800f0013 r4:80239bb0 [ 1341.883692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.883784][ T32] r4:82ac21e4 [ 1341.883854][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.883962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.884119][ T32] r4:e0175dc0 [ 1341.884184][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.884280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.884332][ T32] r4:00000000 [ 1341.884415][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.884521][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.884586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.884709][ T32] r5:00001000 r4:e0039000 [ 1341.884777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.884865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.884965][ T32] r5:84b0478c r4:84b04400 [ 1341.885013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.885111][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.885160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.885262][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.885315][ T32] r4:849f2e80 [ 1341.885359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.885480][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.885539][ T32] r4:00000001 [ 1341.885585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.885665][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.885725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.885789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.885850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.885913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.885976][ T32] r4:848f9140 [ 1341.886024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.886097][ T32] INFO: task kworker/1:840:5149 blocked for more than 468 seconds. [ 1341.886164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.886216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.886264][ T32] task:kworker/1:840 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.886364][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.886472][ T32] Call trace: [ 1341.886550][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.886650][ T32] r10:8291a684 r9:eb755d84 r8:00000002 r7:60000013 r6:eb755d8c r5:853c5400 [ 1341.886701][ T32] r4:853c5400 [ 1341.886750][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.886861][ T32] r5:853c5400 r4:8291a680 [ 1341.886909][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.887002][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.887116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1341.887173][ T32] r4:00000000 [ 1341.887352][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.910258][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.910492][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.910593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8540 [ 1341.910646][ T32] r4:00000000 [ 1341.910718][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.910853][ T32] r9:83018205 r8:853c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1341.910909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.911022][ T32] r5:00001000 r4:eb1b1000 [ 1341.911073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.911178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.911294][ T32] r5:8550d38c r4:8550d000 [ 1341.911351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.911555][ T32] r7:ddde2d80 r6:83018200 r5:8550d38c r4:852a3d80 [ 1341.911641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.911766][ T32] r10:61c88647 r9:853c5400 r8:852a3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.911842][ T32] r4:852a3d80 [ 1341.911894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.912020][ T32] r10:00000000 r9:852a3d80 r8:80287e08 r7:eb631e60 r6:852a3e00 r5:853c5400 [ 1341.912073][ T32] r4:00000001 [ 1341.912122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.912229][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1341.912306][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.912386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.912446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.912517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.912580][ T32] r4:854e8180 [ 1341.913343][ T32] INFO: task kworker/1:840:5149 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.913420][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.913603][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.913800][ T32] Call trace: [ 1341.913900][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.914016][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.914069][ T32] r4:00000000 [ 1341.914115][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.914203][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.914268][ T32] 5d20: 9e740000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.914333][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.914392][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.914446][ T32] r5:800f0013 r4:80239bb0 [ 1341.914492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.914580][ T32] r4:82ac21e4 [ 1341.914629][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.914724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.914796][ T32] r4:e0175dc0 [ 1341.914844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.914946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.914996][ T32] r4:00000000 [ 1341.915045][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.915145][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.915195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.915284][ T32] r5:00001000 r4:e0039000 [ 1341.915332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.915416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.915504][ T32] r5:84b0478c r4:84b04400 [ 1341.915553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.915650][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.915703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.915804][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.915858][ T32] r4:849f2e80 [ 1341.915923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.916039][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.916092][ T32] r4:00000001 [ 1341.916136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.916213][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.916295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.916365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.916442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.916509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.916598][ T32] r4:848f9140 [ 1341.916653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.916720][ T32] INFO: task kworker/1:841:5151 blocked for more than 468 seconds. [ 1341.916795][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.916850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.916900][ T32] task:kworker/1:841 state:D stack:0 pid:5151 tgid:5151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.917007][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.917096][ T32] Call trace: [ 1341.917162][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.917299][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000013 r6:eb761d8c r5:8548b000 [ 1341.938134][ T32] r4:8548b000 [ 1341.938243][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.938398][ T32] r5:8548b000 r4:8291a680 [ 1341.938472][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.938564][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.938657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1341.938711][ T32] r4:00000000 [ 1341.938851][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.938971][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.939076][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.939170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8880 [ 1341.939234][ T32] r4:00000000 [ 1341.939281][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.939380][ T32] r9:83018205 r8:8548b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1341.939448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.939549][ T32] r5:00001000 r4:eb1ed000 [ 1341.939599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.939707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.939804][ T32] r5:8550db8c r4:8550d800 [ 1341.939857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.939967][ T32] r7:ddde2d80 r6:83018200 r5:8550db8c r4:852a3e80 [ 1341.940046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.940169][ T32] r10:61c88647 r9:8548b000 r8:852a3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.940243][ T32] r4:852a3e80 [ 1341.940310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.940422][ T32] r10:00000000 r9:852a3e80 r8:80287e08 r7:eb755e60 r6:84187f80 r5:8548b000 [ 1341.940479][ T32] r4:00000001 [ 1341.940530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.940635][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1341.940738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.940911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.941040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.941112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.941184][ T32] r4:854e8180 [ 1341.941929][ T32] INFO: task kworker/1:841:5151 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.942017][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.942161][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.942260][ T32] Call trace: [ 1341.942335][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.942466][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.942530][ T32] r4:00000000 [ 1341.942577][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.942663][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.942743][ T32] 5d20: 9e965000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.942849][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.942913][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.942994][ T32] r5:800f0013 r4:80239bb0 [ 1341.943061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.943182][ T32] r4:82ac21e4 [ 1341.943238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.943333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.943385][ T32] r4:e0175dc0 [ 1341.943428][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.943536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.943592][ T32] r4:00000000 [ 1341.943661][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.943769][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.943821][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.943911][ T32] r5:00001000 r4:e0039000 [ 1341.943965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.944052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.944159][ T32] r5:84b0478c r4:84b04400 [ 1341.944325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.944431][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.944482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.944584][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.944636][ T32] r4:849f2e80 [ 1341.944681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.944785][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.944860][ T32] r4:00000001 [ 1341.944910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.944995][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.945056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.945121][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.945181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.945265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.945333][ T32] r4:848f9140 [ 1341.945379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.945479][ T32] INFO: task kworker/1:842:5152 blocked for more than 468 seconds. [ 1341.945555][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.945610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.945672][ T32] task:kworker/1:842 state:D stack:0 pid:5152 tgid:5152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.945786][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.945917][ T32] Call trace: [ 1341.945998][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.946099][ T32] r10:8291a684 r9:eb765d84 r8:00000002 r7:60000013 r6:eb765d8c r5:85488000 [ 1341.946150][ T32] r4:85488000 [ 1341.946220][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.946315][ T32] r5:85488000 r4:8291a680 [ 1341.946361][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.946446][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.946534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 1341.946584][ T32] r4:00000000 [ 1341.946626][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.946704][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.946799][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.946892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e87c0 [ 1341.946951][ T32] r4:00000000 [ 1341.947018][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.947129][ T32] r9:83018205 r8:85488000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1341.947179][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.947320][ T32] r5:00001000 r4:eb1c9000 [ 1341.978217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.978410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.978514][ T32] r5:8550d78c r4:8550d400 [ 1341.978563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.978664][ T32] r7:ddde2d80 r6:83018200 r5:8550d78c r4:852a3f00 [ 1341.978714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.978862][ T32] r10:61c88647 r9:85488000 r8:852a3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.978948][ T32] r4:852a3f00 [ 1341.979002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.979108][ T32] r10:00000000 r9:852a3f00 r8:80287e08 r7:eb761e60 r6:854f4000 r5:85488000 [ 1341.979181][ T32] r4:00000001 [ 1341.979233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.979317][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) [ 1341.979382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.979467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.979531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.979596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.979648][ T32] r4:854e8900 [ 1341.980354][ T32] INFO: task kworker/1:842:5152 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.980453][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.980632][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.980759][ T32] Call trace: [ 1341.980836][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.980968][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1341.981038][ T32] r4:00000000 [ 1341.981088][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.981173][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1341.981237][ T32] 5d20: 9eb5a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1341.981307][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1341.981373][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.981429][ T32] r5:800f0013 r4:80239bb0 [ 1341.981479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.981572][ T32] r4:82ac21e4 [ 1341.981619][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.981753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1341.981816][ T32] r4:e0175dc0 [ 1341.981881][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.981994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1341.982046][ T32] r4:00000000 [ 1341.982091][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.982188][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.982241][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.982333][ T32] r5:00001000 r4:e0039000 [ 1341.982381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.982483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.982591][ T32] r5:84b0478c r4:84b04400 [ 1341.982638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.982755][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1341.982828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.982930][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.982990][ T32] r4:849f2e80 [ 1341.983034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.983146][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1341.983204][ T32] r4:00000001 [ 1341.983247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.983324][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1341.983382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.983464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.983529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.983611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.983674][ T32] r4:848f9140 [ 1341.983723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.983785][ T32] INFO: task kworker/1:843:5156 blocked for more than 468 seconds. [ 1341.983853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.983908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.983961][ T32] task:kworker/1:843 state:D stack:0 pid:5156 tgid:5156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.984059][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.984148][ T32] Call trace: [ 1341.984214][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.984312][ T32] r10:8291a684 r9:eb769d84 r8:00000002 r7:60000013 r6:eb769d8c r5:8548c800 [ 1341.984364][ T32] r4:8548c800 [ 1341.984411][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.984499][ T32] r5:8548c800 r4:8291a680 [ 1341.984544][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.984626][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.984717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 1341.984770][ T32] r4:00000000 [ 1341.984813][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.984886][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.984967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.985076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8a80 [ 1341.985142][ T32] r4:00000000 [ 1341.985188][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.985281][ T32] r9:83018205 r8:8548c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.985328][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.985415][ T32] r5:00001000 r4:eb27b000 [ 1341.985461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.985544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.985632][ T32] r5:8550df8c r4:8550dc00 [ 1341.985677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.985773][ T32] r7:ddde2d80 r6:83018200 r5:8550df8c r4:852a3f80 [ 1341.985821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.985943][ T32] r10:61c88647 r9:8548c800 r8:852a3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.986001][ T32] r4:852a3f80 [ 1341.986045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.986149][ T32] r10:00000000 r9:852a3f80 r8:80287e08 r7:eb761e60 r6:854f4080 r5:8548c800 [ 1341.986199][ T32] r4:00000001 [ 1341.986241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.986315][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) [ 1341.986374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.986468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.986534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.986598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.986647][ T32] r4:854e88c0 [ 1341.987126][ T32] INFO: task kworker/1:843:5156 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1341.987199][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.018286][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.018595][ T32] Call trace: [ 1342.018698][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.018846][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.018904][ T32] r4:00000000 [ 1342.018962][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.019054][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.019117][ T32] 5d20: 9edf3000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.019180][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.019238][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.019292][ T32] r5:800f0013 r4:80239bb0 [ 1342.019338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.019449][ T32] r4:82ac21e4 [ 1342.019502][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.019596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.019647][ T32] r4:e0175dc0 [ 1342.019709][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.019808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.019871][ T32] r4:00000000 [ 1342.019922][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.020053][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.020113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.020205][ T32] r5:00001000 r4:e0039000 [ 1342.020275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.020369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.020486][ T32] r5:84b0478c r4:84b04400 [ 1342.020543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.020648][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.020704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.020828][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.020892][ T32] r4:849f2e80 [ 1342.020973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.021107][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.021171][ T32] r4:00000001 [ 1342.021219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.021305][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.021408][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.021481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.021543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.021607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.021661][ T32] r4:848f9140 [ 1342.021713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.021799][ T32] INFO: task kworker/1:844:5157 blocked for more than 468 seconds. [ 1342.021890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.021978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.022035][ T32] task:kworker/1:844 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.022159][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.022253][ T32] Call trace: [ 1342.022348][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.022450][ T32] r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000013 r6:eb76dd8c r5:8548d400 [ 1342.022502][ T32] r4:8548d400 [ 1342.022572][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.022686][ T32] r5:8548d400 r4:8291a680 [ 1342.022764][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.022875][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.022976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1342.023046][ T32] r4:00000000 [ 1342.023097][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.023174][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.023273][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.023372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8b40 [ 1342.023441][ T32] r4:00000000 [ 1342.023619][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.023738][ T32] r9:83018205 r8:8548d400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1342.023793][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.023882][ T32] r5:00001000 r4:eb2d1000 [ 1342.023929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.024021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.024106][ T32] r5:8550e38c r4:8550e000 [ 1342.024149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.024266][ T32] r7:ddde2d80 r6:83018200 r5:8550e38c r4:854f3000 [ 1342.024317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.024414][ T32] r10:61c88647 r9:8548d400 r8:854f302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.024468][ T32] r4:854f3000 [ 1342.024511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.024631][ T32] r10:00000000 r9:854f3000 r8:80287e08 r7:eb769e60 r6:854f4100 r5:8548d400 [ 1342.024682][ T32] r4:00000001 [ 1342.024723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.024790][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 1342.024868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.024970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.025057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.025124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.025176][ T32] r4:854e86c0 [ 1342.025920][ T32] INFO: task kworker/1:844:5157 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.026000][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.026169][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.026288][ T32] Call trace: [ 1342.026395][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.026505][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.026559][ T32] r4:00000000 [ 1342.026624][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.026721][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.026802][ T32] 5d20: 9edf3000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.026870][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.026930][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.026991][ T32] r5:800f0013 r4:80239bb0 [ 1342.027039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.027127][ T32] r4:82ac21e4 [ 1342.027174][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.027289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.048204][ T32] r4:e0175dc0 [ 1342.048314][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.048457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 3 printk messages dropped ** [ 1342.048714][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.049265][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.049316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.049418][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.049492][ T32] r4:849f2e80 [ 1342.049546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.049648][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.049702][ T32] r4:00000001 [ 1342.049849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.049961][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.050029][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.050101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.050164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.050232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.050318][ T32] r4:848f9140 [ 1342.050378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.050477][ T32] INFO: task kworker/1:845:5159 blocked for more than 468 seconds. [ 1342.050559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.050619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.050673][ T32] task:kworker/1:845 state:D stack:0 pid:5159 tgid:5159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.050840][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.050946][ T32] Call trace: [ 1342.051026][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.051136][ T32] r10:8291a684 r9:eb771d84 r8:00000002 r7:60000113 r6:eb771d8c r5:8548e000 [ 1342.051192][ T32] r4:8548e000 [ 1342.051240][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.051353][ T32] r5:8548e000 r4:8291a680 [ 1342.051423][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.051531][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.051638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1342.051690][ T32] r4:00000000 [ 1342.051737][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.051832][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.051917][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.052016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8c80 [ 1342.052067][ T32] r4:00000000 [ 1342.052113][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.052208][ T32] r9:83018205 r8:8548e000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1342.052256][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.052348][ T32] r5:00001000 r4:eb315000 [ 1342.052418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.052523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.052639][ T32] r5:8550e78c r4:8550e400 [ 1342.052690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.052791][ T32] r7:ddde2d80 r6:83018200 r5:8550e78c r4:854f3080 [ 1342.052864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.052973][ T32] r10:61c88647 r9:8548e000 r8:854f30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.053026][ T32] r4:854f3080 [ 1342.053069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.053166][ T32] r10:00000000 r9:854f3080 r8:80287e08 r7:eb76de60 r6:854f4180 r5:8548e000 [ 1342.053217][ T32] r4:00000001 [ 1342.053261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.053338][ T32] Exception stack(0xeb771fb0 to 0xeb771ff8) [ 1342.053397][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.053484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.053549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.053638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.053712][ T32] r4:854e8b80 [ 1342.054464][ T32] INFO: task kworker/1:845:5159 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.054550][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.054681][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.054817][ T32] Call trace: [ 1342.054906][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.055024][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.055097][ T32] r4:00000000 [ 1342.055176][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.055285][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 2 printk messages dropped ** [ 1342.055502][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1342.055906][ T32] r4:e0175dc0 ** 7 printk messages dropped ** [ 1342.056513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.057288][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 9 printk messages dropped ** [ 1342.079942][ T32] INFO: task kworker/1:846:5161 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.080387][ T32] r4:8548ec00 ** 4 printk messages dropped ** [ 1342.080584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 ** 10 printk messages dropped ** [ 1342.080981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.081265][ T32] r10:61c88647 r9:8548ec00 r8:854f312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.081629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.082431][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1342.082728][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.082925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 12 printk messages dropped ** [ 1342.083646][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1342.083938][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1342.084396][ T32] INFO: task kworker/0:169:5163 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.084870][ T32] r5:8548bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1342.085635][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.086091][ T32] r5:8497178c r4:84971400 ** 2 printk messages dropped ** [ 1342.086191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.086381][ T32] r10:61c88647 r9:8548bc00 r8:854f42ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.086435][ T32] r4:854f4280 [ 1342.086590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.086660][ T32] r10:00000000 r9:854f4280 r8:80287e08 r7:eb601e60 r6:854f4300 r5:8548bc00 [ 1342.086685][ T32] r4:00000001 [ 1342.086704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.086740][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 1342.086801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.086945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.086979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.087079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.087107][ T32] r4:8425e980 [ 1342.107337][ T32] INFO: task kworker/0:169:5163 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.110813][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.110910][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.111415][ T32] Call trace: [ 1342.111455][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.111515][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.111624][ T32] r4:00000000 [ 1342.111758][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.111805][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.111835][ T32] 5d20: 9f364000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.111938][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.111977][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.112383][ T32] r5:800f0013 r4:80239bb0 [ 1342.112409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.112483][ T32] r4:82ac21e4 [ 1342.112507][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.112551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.112778][ T32] r4:e0175dc0 [ 1342.112801][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.112845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.112894][ T32] r4:00000000 [ 1342.112918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.113012][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.113194][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.113354][ T32] r5:00001000 r4:e0039000 [ 1342.113393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.113437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.113482][ T32] r5:84b0478c r4:84b04400 [ 1342.113503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.113551][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.113572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.113743][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.113772][ T32] r4:849f2e80 [ 1342.113809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.113861][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.113886][ T32] r4:00000001 [ 1342.113906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.113949][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.113976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.114015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.114125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.114160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.114185][ T32] r4:848f9140 [ 1342.114207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.114237][ T32] INFO: task kworker/1:847:5165 blocked for more than 468 seconds. [ 1342.114271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.114295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.114316][ T32] task:kworker/1:847 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.114762][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.115580][ T32] r4:853d6000 ** 4 printk messages dropped ** [ 1342.115752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 ** 9 printk messages dropped ** [ 1342.116369][ T32] r5:00001000 r4:eb3c7000 ** 2 printk messages dropped ** [ 1342.116490][ T32] r5:8550f78c r4:8550f400 [ 1342.116510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.117094][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.134084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.134982][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 6 printk messages dropped ** [ 1342.135260][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1342.135828][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.136247][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 10 printk messages dropped ** [ 1342.136626][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1342.136976][ T32] r4:85518000 ** 4 printk messages dropped ** [ 1342.137235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 ** 10 printk messages dropped ** [ 1342.148555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.149312][ T32] r10:61c88647 r9:85518000 r8:854f322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.149875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.150928][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1342.151248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 12 printk messages dropped ** [ 1342.151771][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 2 printk messages dropped ** [ 1342.151970][ T32] r4:849f2e80 [ 1342.152019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.152072][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.152095][ T32] r4:00000001 [ 1342.152114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.152150][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.152178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.152206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.152233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.152286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.152313][ T32] r4:848f9140 [ 1342.152359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.152389][ T32] INFO: task kworker/1:849:5169 blocked for more than 468 seconds. [ 1342.152419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.152443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.152490][ T32] task:kworker/1:849 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.152567][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.152612][ T32] Call trace: [ 1342.152644][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.152704][ T32] r10:8291a684 r9:eb785d84 r8:00000002 r7:60000013 r6:eb785d8c r5:85518c00 [ 1342.152730][ T32] r4:85518c00 [ 1342.152752][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.152795][ T32] r5:85518c00 r4:8291a680 [ 1342.152840][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.152908][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.152961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 [ 1342.152984][ T32] r4:00000000 [ 1342.153003][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.153116][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.153157][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.153200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ee300 [ 1342.153223][ T32] r4:00000000 [ 1342.153244][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.153289][ T32] r9:83018205 r8:85518c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1342.153310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.153364][ T32] r5:00001000 r4:eb525000 [ 1342.153413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.153456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.153499][ T32] r5:8550ff8c r4:8550fc00 [ 1342.153519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.153563][ T32] r7:ddde2d80 r6:83018200 r5:8550ff8c r4:854f3280 [ 1342.153610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.153690][ T32] r10:61c88647 r9:85518c00 r8:854f32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.153716][ T32] r4:854f3280 [ 1342.153736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.153801][ T32] r10:00000000 r9:854f3280 r8:80287e08 r7:eb77de60 r6:854f4480 r5:85518c00 [ 1342.153827][ T32] r4:00000001 [ 1342.153846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.153881][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) [ 1342.153945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.153981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.154034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.154094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.154145][ T32] r4:854ee080 [ 1342.154354][ T32] INFO: task kworker/1:849:5169 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.154388][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.154944][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.155109][ T32] r4:e0175dc0 ** 6 printk messages dropped ** [ 1342.155387][ T32] r5:00001000 r4:e0039000 ** 7 printk messages dropped ** [ 1342.155721][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1342.155939][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1342.156117][ T32] INFO: task kworker/1:850:5170 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.156467][ T32] r4:85519800 ** 4 printk messages dropped ** [ 1342.156673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 ** 8 printk messages dropped ** [ 1342.157072][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.179665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.180008][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.180882][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.181058][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.181407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1342.181984][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.182456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.182881][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.183321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 ** 10 printk messages dropped ** [ 1342.183829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.184164][ T32] r10:61c88647 r9:85511800 r8:854f33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.184554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.185081][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.185136][ T32] 5d20: 9fab8000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.185170][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.185196][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.185220][ T32] r5:800f0013 r4:80239bb0 [ 1342.185242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.185432][ T32] r4:82ac21e4 [ 1342.185461][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.185541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.185567][ T32] r4:e0175dc0 [ 1342.185587][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.185630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.185651][ T32] r4:00000000 [ 1342.185670][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.185714][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.185735][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.185778][ T32] r5:00001000 r4:e0039000 [ 1342.185799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.185870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.185952][ T32] r5:84b0478c r4:84b04400 [ 1342.185977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.186026][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.186048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.186095][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.186151][ T32] r4:849f2e80 [ 1342.186174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.186222][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.186245][ T32] r4:00000001 [ 1342.186265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.186300][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.186326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.186353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.186456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.186489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.186511][ T32] r4:848f9140 [ 1342.186565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.186592][ T32] INFO: task kworker/1:852:5175 blocked for more than 468 seconds. [ 1342.186620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.186644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.186687][ T32] task:kworker/1:852 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.186931][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.187050][ T32] Call trace: [ 1342.187081][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.187128][ T32] r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000113 r6:eb78dd8c r5:85510000 [ 1342.187165][ T32] r4:85510000 [ 1342.187189][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.187233][ T32] r5:85510000 r4:8291a680 [ 1342.187252][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.187323][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.187469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1342.210287][ T32] r4:00000000 [ 1342.210371][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.210491][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.210587][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.210687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ee6c0 [ 1342.210746][ T32] r4:00000000 [ 1342.210819][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.210929][ T32] r9:83018205 r8:85510000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1342.210996][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.211128][ T32] r5:00001000 r4:eb57d000 [ 1342.211190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.211286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.211380][ T32] r5:8554878c r4:85548400 [ 1342.211430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.211530][ T32] r7:ddde2d80 r6:83018200 r5:8554878c r4:854f3480 [ 1342.211578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.211693][ T32] r10:61c88647 r9:85510000 r8:854f34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.211754][ T32] r4:854f3480 [ 1342.211801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1342.212010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.213180][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1342.214352][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1342.215085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1342.215838][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.216173][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.216847][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.237271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 ** 7 printk messages dropped ** [ 1342.237953][ T32] r9:83018205 r8:85514800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 4 printk messages dropped ** [ 1342.238249][ T32] r5:85548b8c r4:85548800 ** 4 printk messages dropped ** [ 1342.238414][ T32] r4:854f3580 ** 6 printk messages dropped ** [ 1342.238649][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.239459][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.239690][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1342.240018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1342.240429][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.240816][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.240850][ T32] r4:00000001 [ 1342.240879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.240945][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.240989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.241021][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.241076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.241132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.241187][ T32] r4:848f9140 [ 1342.241266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.241298][ T32] INFO: task kworker/0:170:5179 blocked for more than 468 seconds. [ 1342.241330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.241382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.241406][ T32] task:kworker/0:170 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.241454][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.241495][ T32] Call trace: [ 1342.241542][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.241593][ T32] r10:8291a684 r9:eb799d84 r8:00000002 r7:60000113 r6:eb799d8c r5:85513000 [ 1342.241642][ T32] r4:85513000 [ 1342.241667][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.241760][ T32] r5:85513000 r4:8291a680 [ 1342.241784][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.241825][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.241867][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 [ 1342.241889][ T32] r4:00000000 [ 1342.241908][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.241950][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.241987][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.242030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0040 [ 1342.242053][ T32] r4:00000000 [ 1342.242072][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.242117][ T32] r9:83018005 r8:85513000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1342.242139][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.242181][ T32] r5:00001000 r4:eb6a3000 [ 1342.242213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.242257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.242299][ T32] r5:854b038c r4:854b0000 [ 1342.242343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.242396][ T32] r7:dddced80 r6:83018000 r5:854b038c r4:854f4580 [ 1342.242418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.242465][ T32] r10:61c88647 r9:85513000 r8:854f45ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.242487][ T32] r4:854f4580 [ 1342.242506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.242581][ T32] r10:00000000 r9:854f4580 r8:80287e08 r7:eb601e60 r6:854f3680 r5:85513000 [ 1342.242608][ T32] r4:00000001 [ 1342.242628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.242664][ T32] Exception stack(0xeb799fb0 to 0xeb799ff8) [ 1342.242741][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.242800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.242842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.242873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.242950][ T32] r4:854f0400 [ 1342.243113][ T32] INFO: task kworker/0:170:5179 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.243144][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.243231][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.243292][ T32] Call trace: [ 1342.243354][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.243406][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.243456][ T32] r4:00000000 [ 1342.243479][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.243520][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.243549][ T32] 5d20: 9fe4a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.243578][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.243605][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.243632][ T32] r5:800f0013 r4:80239bb0 [ 1342.243653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.243694][ T32] r4:82ac21e4 [ 1342.243715][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.243784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 5 printk messages dropped ** [ 1342.244115][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1342.244521][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1342.244734][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1342.244946][ T32] INFO: task kworker/1:854:5181 blocked for more than 468 seconds. ** 10 printk messages dropped ** [ 1342.245414][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.245816][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.246080][ T32] r7:ddde2d80 r6:83018200 r5:85548f8c r4:854f3700 ** 6 printk messages dropped ** [ 1342.246284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1342.246345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.246401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.246460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.246491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.246514][ T32] r4:854ee980 [ 1342.246666][ T32] INFO: task kworker/1:854:5181 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.246698][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.246799][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.246882][ T32] Call trace: [ 1342.247001][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.247058][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.247099][ T32] r4:00000000 [ 1342.247124][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.247165][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.247204][ T32] 5d20: 9fe4a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.247237][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.247262][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.247335][ T32] r5:800f0013 r4:80239bb0 [ 1342.266339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.266408][ T32] r4:82ac21e4 [ 1342.266433][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.266478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.266503][ T32] r4:e0175dc0 [ 1342.266523][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.266566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.266588][ T32] r4:00000000 [ 1342.266607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.266653][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.266674][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.266718][ T32] r5:00001000 r4:e0039000 ** 1 printk messages dropped ** [ 1342.266794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.267255][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1342.267725][ T32] INFO: task kworker/1:855:5183 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.268181][ T32] r4:85516000 ** 4 printk messages dropped ** [ 1342.268348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 ** 9 printk messages dropped ** [ 1342.268817][ T32] r5:00001000 r4:eb79d000 ** 2 printk messages dropped ** [ 1342.268965][ T32] r5:8554938c r4:85549000 [ 1342.268985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.269223][ T32] r10:00000000 r9:854f3800 r8:80287e08 r7:eb7a1e60 r6:854f3880 r5:85516000 ** 6 printk messages dropped ** [ 1342.269583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.269609][ T32] r4:854eeb80 [ 1342.269995][ T32] INFO: task kworker/1:855:5183 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.270143][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.270683][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.270758][ T32] Call trace: [ 1342.270868][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.270922][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.270951][ T32] r4:00000000 [ 1342.270971][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.271011][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.271039][ T32] 5d20: a01a8000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.271067][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.271092][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.271133][ T32] r5:800f0013 r4:80239bb0 [ 1342.271159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.271200][ T32] r4:82ac21e4 [ 1342.271221][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.271278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.271321][ T32] r4:e0175dc0 [ 1342.271343][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.271413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.271439][ T32] r4:00000000 [ 1342.271460][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.271530][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.271584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.271629][ T32] r5:00001000 r4:e0039000 [ 1342.271652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.271691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.271759][ T32] r5:84b0478c r4:84b04400 [ 1342.271808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.271859][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.271881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.271928][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.271958][ T32] r4:849f2e80 [ 1342.271977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.272050][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.272076][ T32] r4:00000001 [ 1342.272096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.272132][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.272158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.272186][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.272431][ T32] task:kworker/1:856 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1342.273155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.273556][ T32] r10:61c88647 r9:8551a400 r8:854f392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.273916][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.274452][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.274592][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.274921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1342.275484][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.275837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1342.276445][ T32] r4:85513c00 ** 3 printk messages dropped ** [ 1342.276601][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.277206][ T32] r5:00001000 r4:eb7b1000 ** 3 printk messages dropped ** [ 1342.311853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1342.312222][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.312998][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.313288][ T32] 5d20: a0848000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 9 printk messages dropped ** [ 1342.313704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1342.314133][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.314595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1342.315141][ T32] r4:85516c00 ** 4 printk messages dropped ** [ 1342.315432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 ** 9 printk messages dropped ** [ 1342.315857][ T32] r5:00001000 r4:eb7bf000 ** 3 printk messages dropped ** [ 1342.316028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.316097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.316145][ T32] r10:61c88647 r9:85516c00 r8:854f3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.316169][ T32] r4:854f3a80 [ 1342.316213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.316262][ T32] r10:00000000 r9:854f3a80 r8:80287e08 r7:eb791e60 r6:854f3b00 r5:85516c00 [ 1342.316285][ T32] r4:00000001 [ 1342.316318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.316364][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1342.316391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.316419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.316447][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.316500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.316528][ T32] r4:854ef080 [ 1342.316698][ T32] INFO: task kworker/1:858:5189 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.316761][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.316824][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.316899][ T32] Call trace: [ 1342.316949][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.317007][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.317063][ T32] r4:00000000 [ 1342.317087][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.317155][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.317187][ T32] 5d20: a0848000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.317218][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.317261][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.333396][ T32] r5:800f0013 r4:80239bb0 [ 1342.333466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.333542][ T32] r4:82ac21e4 [ 1342.333594][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.333648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.333674][ T32] r4:e0175dc0 [ 1342.333694][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.333768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.333795][ T32] r4:00000000 [ 1342.333874][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.333946][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.333974][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.334019][ T32] r5:00001000 r4:e0039000 [ 1342.334064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.334109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.334154][ T32] r5:84b0478c r4:84b04400 [ 1342.334173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.334220][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.334241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.334314][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.334340][ T32] r4:849f2e80 [ 1342.334411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.334465][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.334488][ T32] r4:00000001 [ 1342.334508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.334545][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.334573][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.334863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1342.335602][ T32] r5:85512400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.336060][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.336811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.337007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1342.351367][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.352709][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.353176][ T32] 5d20: a0ba3000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 9 printk messages dropped ** [ 1342.353886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1342.354840][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1342.355349][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.356164][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.356858][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1342.378798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.379369][ T32] r10:61c88647 r9:85510c00 r8:854f3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.380102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.381443][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 9 printk messages dropped ** [ 1342.382162][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1342.382874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.383654][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.383710][ T32] r4:00000001 [ 1342.383756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.383861][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.383930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.384020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.384088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.384167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.384225][ T32] r4:848f9140 [ 1342.384274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.384336][ T32] INFO: task kworker/1:861:5195 blocked for more than 468 seconds. [ 1342.384421][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.384483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.384595][ T32] task:kworker/1:861 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.384728][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.384877][ T32] Call trace: [ 1342.384988][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.385092][ T32] r10:8291a684 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c r5:853d6c00 [ 1342.385145][ T32] r4:853d6c00 [ 1342.385195][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.385287][ T32] r5:853d6c00 r4:8291a680 [ 1342.385333][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.385443][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.385556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1342.385609][ T32] r4:00000000 [ 1342.385655][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.385738][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.385837][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.385935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ef6c0 [ 1342.385997][ T32] r4:00000000 [ 1342.386044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.386158][ T32] r9:83018205 r8:853d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1342.386214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.386309][ T32] r5:00001000 r4:eb7d9000 [ 1342.386356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.386441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.386535][ T32] r5:8554ab8c r4:8554a800 [ 1342.386583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.386682][ T32] r7:ddde2d80 r6:83018200 r5:8554ab8c r4:854f3d80 [ 1342.386731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.386855][ T32] r10:61c88647 r9:853d6c00 r8:854f3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.386925][ T32] r4:854f3d80 [ 1342.386984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.387086][ T32] r10:00000000 r9:854f3d80 r8:80287e08 r7:eb7c9e60 r6:854f3e00 r5:853d6c00 [ 1342.387154][ T32] r4:00000001 [ 1342.387222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.387364][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1342.410955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.411046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.411111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.411180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.411235][ T32] r4:854ef440 [ 1342.411912][ T32] INFO: task kworker/1:861:5195 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.411991][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.412169][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.412316][ T32] Call trace: [ 1342.412413][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.412534][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.412608][ T32] r4:00000000 [ 1342.412664][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.412760][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.412841][ T32] 5d20: a1046000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.412935][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.413036][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.413101][ T32] r5:800f0013 r4:80239bb0 [ 1342.413153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.413247][ T32] r4:82ac21e4 [ 1342.413295][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.413390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.413447][ T32] r4:e0175dc0 [ 1342.413517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.413616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.413672][ T32] r4:00000000 [ 1342.413723][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.413844][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.413904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.414008][ T32] r5:00001000 r4:e0039000 [ 1342.414080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.414273][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.414888][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1342.415389][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1342.415813][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.416610][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 ** 7 printk messages dropped ** [ 1342.417225][ T32] r9:83018205 r8:853c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 ** 6 printk messages dropped ** [ 1342.438675][ T32] r7:ddde2d80 r6:83018200 r5:8554af8c r4:854f3e80 ** 5 printk messages dropped ** [ 1342.439202][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.439621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.441180][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 6 printk messages dropped ** [ 1342.441735][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1342.442708][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.443283][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 3 printk messages dropped ** [ 1342.443567][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.443631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.443693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.443779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.443849][ T32] r4:848f9140 [ 1342.443902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.443988][ T32] INFO: task kworker/1:863:5199 blocked for more than 468 seconds. [ 1342.444057][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.444130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.444196][ T32] task:kworker/1:863 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.444295][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.444411][ T32] Call trace: [ 1342.444495][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.444597][ T32] r10:8291a684 r9:eb7e5d84 r8:00000002 r7:60000113 r6:eb7e5d8c r5:85520000 [ 1342.444660][ T32] r4:85520000 [ 1342.444710][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.444803][ T32] r5:85520000 r4:8291a680 [ 1342.444868][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.444968][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.445080][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1342.445150][ T32] r4:00000000 [ 1342.445206][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.445285][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.445361][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.445455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854efa00 [ 1342.445508][ T32] r4:00000000 [ 1342.445566][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.445676][ T32] r9:83018205 r8:85520000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1342.445732][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.445823][ T32] r5:00001000 r4:eb7ed000 [ 1342.445883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.445978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.446069][ T32] r5:8554b38c r4:8554b000 [ 1342.446146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.446267][ T32] r7:ddde2d80 r6:83018200 r5:8554b38c r4:854f3f80 [ 1342.446320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.446422][ T32] r10:61c88647 r9:85520000 r8:854f3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.446474][ T32] r4:854f3f80 [ 1342.446532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.446634][ T32] r10:00000000 r9:854f3f80 r8:80287e08 r7:eb7dde60 r6:854fb000 r5:85520000 [ 1342.446709][ T32] r4:00000001 [ 1342.446761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.446859][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1342.446938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.447058][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.447125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.447188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.447238][ T32] r4:854ef780 [ 1342.472681][ T32] INFO: task kworker/1:863:5199 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 7 printk messages dropped ** [ 1342.473163][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 6 printk messages dropped ** [ 1342.473454][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1342.473925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.474305][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1342.474525][ T32] INFO: task kworker/1:864:5201 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.474919][ T32] r5:85520c00 r4:8291a680 ** 5 printk messages dropped ** [ 1342.475132][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.475489][ T32] r5:8554b78c r4:8554b400 ** 2 printk messages dropped ** [ 1342.475622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.475984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.476429][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.476668][ T32] 5d20: a1732000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 13 printk messages dropped ** [ 1342.477171][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.487547][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1342.487911][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1342.488121][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.488475][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.488885][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.489135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.489512][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.490023][ T32] INFO: task kworker/1:865:5203 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.490058][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.490126][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.490168][ T32] Call trace: [ 1342.490196][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.490259][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.490285][ T32] r4:00000000 [ 1342.490333][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.490377][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.490424][ T32] 5d20: a1732000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.490456][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.490481][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.490524][ T32] r5:800f0013 r4:80239bb0 [ 1342.490548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.490610][ T32] r4:82ac21e4 [ 1342.490650][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.490702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.490746][ T32] r4:e0175dc0 [ 1342.490832][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.490887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.490910][ T32] r4:00000000 [ 1342.490950][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.491034][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.491079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.491124][ T32] r5:00001000 r4:e0039000 [ 1342.491145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.491184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.491225][ T32] r5:84b0478c r4:84b04400 [ 1342.491245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.491290][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.491310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.491356][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.491379][ T32] r4:849f2e80 [ 1342.491397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.491453][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.491488][ T32] r4:00000001 [ 1342.491509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.491546][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.491587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.491636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.491666][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.491721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.491747][ T32] r4:848f9140 [ 1342.491768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.491791][ T32] INFO: task kworker/1:866:5205 blocked for more than 468 seconds. [ 1342.491818][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.491840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.491860][ T32] task:kworker/1:866 state:D stack:0 pid:5205 tgid:5205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.491938][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.491982][ T32] Call trace: [ 1342.492023][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.492071][ T32] r10:8291a684 r9:eb685d84 r8:00000002 r7:60000113 r6:eb685d8c r5:85522400 [ 1342.492113][ T32] r4:85522400 [ 1342.492151][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.492196][ T32] r5:85522400 r4:8291a680 [ 1342.492236][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.492277][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.492319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 [ 1342.492341][ T32] r4:00000000 [ 1342.492358][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.492401][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.492440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1342.492741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.492820][ T32] r5:8554bf8c r4:8554bc00 ** 3 printk messages dropped ** [ 1342.492950][ T32] r10:61c88647 r9:85522400 r8:854fb2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.493248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.493848][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 6 printk messages dropped ** [ 1342.494109][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1342.494633][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 7 printk messages dropped ** [ 1342.494969][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1342.495178][ T32] INFO: task kworker/1:867:5207 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.495549][ T32] r4:85523000 ** 5 printk messages dropped ** [ 1342.495806][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.496005][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.496280][ T32] r5:8555438c r4:85554000 ** 2 printk messages dropped ** [ 1342.496363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.496739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.497137][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 11 printk messages dropped ** [ 1342.530497][ T32] r4:e0175dc0 ** 4 printk messages dropped ** [ 1342.530703][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1342.530966][ T32] r5:84b0478c r4:84b04400 [ 1342.531007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.531059][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.531080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.531127][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.531149][ T32] r4:849f2e80 [ 1342.531178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.531248][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.531273][ T32] r4:00000001 [ 1342.531302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.531343][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.531370][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.531398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.531425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.531453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.531476][ T32] r4:848f9140 [ 1342.531497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.531523][ T32] INFO: task kworker/1:868:5209 blocked for more than 469 seconds. [ 1342.531573][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.531601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.531623][ T32] task:kworker/1:868 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.531696][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.531753][ T32] Call trace: [ 1342.531798][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.531853][ T32] r10:8291a684 r9:eb6add84 r8:00000002 r7:60000013 r6:eb6add8c r5:85524800 [ 1342.531909][ T32] r4:85524800 [ 1342.531931][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.531976][ T32] r5:85524800 r4:8291a680 [ 1342.531995][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.532034][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.532076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 [ 1342.532098][ T32] r4:00000000 [ 1342.532151][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.532190][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.532223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.532264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85505100 [ 1342.532287][ T32] r4:00000000 [ 1342.532306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.532349][ T32] r9:83018205 r8:85524800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.532393][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.532459][ T32] r5:00001000 r4:e07b7000 [ 1342.532482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.532533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.532591][ T32] r5:8555478c r4:85554400 [ 1342.532611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.532678][ T32] r7:ddde2d80 r6:83018200 r5:8555478c r4:854fb480 [ 1342.532714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.532765][ T32] r10:61c88647 r9:85524800 r8:854fb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.532790][ T32] r4:854fb480 [ 1342.532809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.532880][ T32] r10:00000000 r9:854fb480 r8:80287e08 r7:eb699e60 r6:854fb500 r5:85524800 [ 1342.532915][ T32] r4:00000001 [ 1342.532936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.532982][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 1342.533020][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.533070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.533099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.533136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1342.533702][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1342.534054][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1342.534529][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.534869][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 6 printk messages dropped ** [ 1342.535075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1342.535443][ T32] r4:85523c00 ** 4 printk messages dropped ** [ 1342.535641][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 ** 8 printk messages dropped ** [ 1342.535913][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.536162][ T32] r7:ddde2d80 r6:83018200 r5:85554b8c r4:854fb580 ** 7 printk messages dropped ** [ 1342.536407][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) ** 6 printk messages dropped ** [ 1342.536781][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.546140][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.546347][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.546675][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.546984][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1342.547214][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1342.559886][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.560196][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.560599][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.560838][ T32] r7:ddde2d80 r6:83018200 r5:85554f8c r4:854fb680 ** 8 printk messages dropped ** [ 1342.561241][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.561763][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.561875][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.561919][ T32] Call trace: [ 1342.561948][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.561998][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.562020][ T32] r4:00000000 [ 1342.562039][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.562081][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.562110][ T32] 5d20: a27c9000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.562139][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.562165][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.562205][ T32] r5:800f0013 r4:80239bb0 [ 1342.562231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.562293][ T32] r4:82ac21e4 [ 1342.562340][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.562424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.562470][ T32] r4:e0175dc0 [ 1342.562512][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.562575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.562599][ T32] r4:00000000 [ 1342.562639][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.562694][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.562716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.562759][ T32] r5:00001000 r4:e0039000 [ 1342.562794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.562836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.562892][ T32] r5:84b0478c r4:84b04400 [ 1342.562937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.562987][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.563008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.563055][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.563076][ T32] r4:849f2e80 [ 1342.563095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.563150][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.563176][ T32] r4:00000001 [ 1342.563195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.563232][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.563282][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.563333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.563375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.563407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.563439][ T32] r4:848f9140 [ 1342.563463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.563498][ T32] INFO: task kworker/1:871:5215 blocked for more than 469 seconds. [ 1342.563547][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.563587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.563608][ T32] task:kworker/1:871 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.563678][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.563730][ T32] Call trace: [ 1342.563780][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.563829][ T32] r10:8291a684 r9:eb805d84 r8:00000002 r7:60000013 r6:eb805d8c r5:85526c00 [ 1342.563873][ T32] r4:85526c00 [ 1342.563896][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.563939][ T32] r5:85526c00 r4:8291a680 [ 1342.563967][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.564018][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.564065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 [ 1342.564088][ T32] r4:00000000 [ 1342.564106][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.564140][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.564174][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1342.564466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.564550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1342.564948][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.565512][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1342.565888][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.566207][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.566446][ T32] r5:84b0478c r4:84b04400 ** 4 printk messages dropped ** [ 1342.566645][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1342.566855][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 8 printk messages dropped ** [ 1342.567180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1342.577168][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.577806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855057c0 [ 1342.577829][ T32] r4:00000000 [ 1342.577848][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.577894][ T32] r9:83018205 r8:85525400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1342.577916][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.577960][ T32] r5:00001000 r4:eac9f000 [ 1342.577992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.578058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.578104][ T32] r5:8555578c r4:85555400 [ 1342.578125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.578184][ T32] r7:ddde2d80 r6:83018200 r5:8555578c r4:854fb880 [ 1342.578228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.578279][ T32] r10:61c88647 r9:85525400 r8:854fb8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.578301][ T32] r4:854fb880 [ 1342.578320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.578366][ T32] r10:00000000 r9:854fb880 r8:80287e08 r7:eb805e60 r6:854fb900 r5:85525400 [ 1342.578389][ T32] r4:00000001 [ 1342.578408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.578445][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1342.578483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.578515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.578541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.578582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.578605][ T32] r4:85505580 [ 1342.578915][ T32] INFO: task kworker/1:872:5217 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.578949][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.579058][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.579129][ T32] Call trace: [ 1342.579174][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.579247][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.579275][ T32] r4:00000000 [ 1342.579294][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.579335][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.579363][ T32] 5d20: a27c9000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.579412][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.579440][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.579464][ T32] r5:800f0013 r4:80239bb0 [ 1342.579484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.579524][ T32] r4:82ac21e4 [ 1342.579543][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.579638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.579666][ T32] r4:e0175dc0 [ 1342.579701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.579749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.579792][ T32] r4:00000000 [ 1342.579815][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.579862][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.579884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.579926][ T32] r5:00001000 r4:e0039000 [ 1342.579945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.579984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.580026][ T32] r5:84b0478c r4:84b04400 [ 1342.580045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.580101][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 5 printk messages dropped ** [ 1342.580338][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1342.580724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1342.581272][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.581728][ T32] r5:85555f8c r4:85555c00 [ 1342.581748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.582016][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.582227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.582742][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.582951][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1342.583294][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.583675][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.583904][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1342.584129][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1342.584301][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.584625][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.584956][ T32] r9:83018205 r8:8551e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 6 printk messages dropped ** [ 1342.585200][ T32] r7:ddde2d80 r6:83018200 r5:85555b8c r4:854fba00 ** 7 printk messages dropped ** [ 1342.585470][ T32] Exception stack(0xeb81dfb0 to 0xeb81dff8) ** 6 printk messages dropped ** [ 1342.585829][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.586268][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1342.586627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1342.587184][ T32] r4:00000001 [ 1342.587203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.587238][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.587263][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.617987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.618050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.618096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.618124][ T32] r4:848f9140 [ 1342.618148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.618191][ T32] INFO: task kworker/1:875:5223 blocked for more than 469 seconds. [ 1342.618224][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.618248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.618270][ T32] task:kworker/1:875 state:D stack:0 pid:5223 tgid:5223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.618319][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.618393][ T32] Call trace: [ 1342.618443][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.618508][ T32] r10:8291a684 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c r5:8551ec00 [ 1342.618555][ T32] r4:8551ec00 [ 1342.618594][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.618638][ T32] r5:8551ec00 r4:8291a680 [ 1342.618659][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.618706][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.618749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [ 1342.618794][ T32] r4:00000000 [ 1342.618841][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.618880][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.618918][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.618960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85505c80 [ 1342.618981][ T32] r4:00000000 [ 1342.619000][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.619045][ T32] r9:83018205 r8:8551ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1342.619088][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.619148][ T32] r5:00001000 r4:eb269000 [ 1342.619171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.619231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.619298][ T32] r5:8555678c r4:85556400 [ 1342.619321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.619379][ T32] r7:ddde2d80 r6:83018200 r5:8555678c r4:854fba80 [ 1342.619403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.619450][ T32] r10:61c88647 r9:8551ec00 r8:854fbaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.619492][ T32] r4:854fba80 [ 1342.619515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.619575][ T32] r10:00000000 r9:854fba80 r8:80287e08 r7:eb815e60 r6:854f4780 r5:8551ec00 [ 1342.619600][ T32] r4:00000001 [ 1342.619618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.619655][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1342.619686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.619716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.619742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.619791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.619817][ T32] r4:85505a00 [ 1342.620106][ T32] INFO: task kworker/1:875:5223 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.620171][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.620251][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.620293][ T32] Call trace: [ 1342.620332][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.620385][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.620409][ T32] r4:00000000 [ 1342.620460][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.620504][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.620532][ T32] 5d20: a30d7000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.620574][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.620622][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.620649][ T32] r5:800f0013 r4:80239bb0 [ 1342.620670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.620717][ T32] r4:82ac21e4 [ 1342.620737][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.620779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.620817][ T32] r4:e0175dc0 [ 1342.620848][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.620892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.620935][ T32] r4:00000000 [ 1342.620978][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.621027][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.621049][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.621091][ T32] r5:00001000 r4:e0039000 [ 1342.621139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.621191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.621238][ T32] r5:84b0478c r4:84b04400 [ 1342.621257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.621497][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 11 printk messages dropped ** [ 1342.621908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1342.622340][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.622798][ T32] r5:00001000 r4:eb23d000 ** 3 printk messages dropped ** [ 1342.622980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.623047][ T32] r7:ddde2d80 r6:83018200 r5:8555638c r4:854fbb00 [ 1342.623092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.623152][ T32] r10:61c88647 r9:849d8000 r8:854fbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.623177][ T32] r4:854fbb00 [ 1342.623196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.623241][ T32] r10:00000000 r9:854fbb00 r8:80287e08 r7:eb825e60 r6:854f4800 r5:849d8000 [ 1342.623283][ T32] r4:00000001 [ 1342.623326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.623394][ T32] Exception stack(0xeb82dfb0 to 0xeb82dff8) [ 1342.623423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.623451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.623479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.623507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.623551][ T32] r4:85505a00 [ 1342.623727][ T32] INFO: task kworker/1:876:5225 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.623758][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.624223][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1342.624614][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.624983][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.625223][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 8 printk messages dropped ** [ 1342.625707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1342.626247][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.626665][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.626827][ T32] r5:85556b8c r4:85556800 ** 3 printk messages dropped ** [ 1342.627007][ T32] r10:61c88647 r9:849d9800 r8:854fbbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.627262][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.655571][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.655740][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1342.656047][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.656275][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.656493][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 8 printk messages dropped ** [ 1342.656793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1342.663166][ T32] r5:849db000 r4:8291a680 ** 5 printk messages dropped ** [ 1342.663599][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.664350][ T32] r5:85557f8c r4:85557c00 ** 3 printk messages dropped ** [ 1342.664677][ T32] r10:61c88647 r9:849db000 r8:854fbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1342.664889][ T32] r10:00000000 r9:854fbc00 r8:80287e08 r7:eb835e60 r6:854f4900 r5:849db000 [ 1342.664961][ T32] r4:00000001 [ 1342.665014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.665097][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1342.665200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.665278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.665340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.665417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.665485][ T32] r4:85505d80 [ 1342.666111][ T32] INFO: task kworker/1:878:5229 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.666203][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.666410][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.666543][ T32] Call trace: [ 1342.666662][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.666805][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.666865][ T32] r4:00000000 [ 1342.666912][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.667003][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.667066][ T32] 5d20: a35d1000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.667133][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.667190][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.667243][ T32] r5:800f0013 r4:80239bb0 [ 1342.680503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.680700][ T32] r4:82ac21e4 [ 1342.680757][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.680853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.680905][ T32] r4:e0175dc0 [ 1342.680951][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.681047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.681117][ T32] r4:00000000 [ 1342.681178][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.681279][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.681333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.681424][ T32] r5:00001000 r4:e0039000 [ 1342.681470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.681553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.681656][ T32] r5:84b0478c r4:84b04400 [ 1342.681711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.681811][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.681862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.681960][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.682014][ T32] r4:849f2e80 [ 1342.682090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.682199][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.682253][ T32] r4:00000001 [ 1342.682322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.682435][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.682540][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.682633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.682719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.682816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.683371][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.684051][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.684983][ T32] r5:00001000 r4:eb415000 ** 2 printk messages dropped ** [ 1342.685205][ T32] r5:85556f8c r4:85556c00 [ 1342.685257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.685828][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.686378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1342.711552][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1342.712003][ T32] r4:e0175dc0 ** 6 printk messages dropped ** [ 1342.712601][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1342.713219][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.713832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.714624][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.715205][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.716049][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.716694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.717011][ T32] r10:00000000 r9:854fbd00 r8:80287e08 r7:eb83de60 r6:854f4a00 r5:849dc800 [ 1342.717069][ T32] r4:00000001 [ 1342.717116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.717194][ T32] Exception stack(0xeb849fb0 to 0xeb849ff8) [ 1342.717253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.734657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.734800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.734878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.734933][ T32] r4:8425e900 [ 1342.735624][ T32] INFO: task kworker/1:880:5232 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.735699][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.735829][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.735937][ T32] Call trace: [ 1342.736009][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.736121][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.736177][ T32] r4:00000000 [ 1342.736223][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.736311][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.736374][ T32] 5d20: a3b3a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.736439][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.736495][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.736549][ T32] r5:800f0013 r4:80239bb0 [ 1342.736627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.736724][ T32] r4:82ac21e4 [ 1342.736772][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.736891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.736972][ T32] r4:e0175dc0 [ 1342.737020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.737116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.737168][ T32] r4:00000000 [ 1342.737214][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.752727][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.752922][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.753090][ T32] r5:00001000 r4:e0039000 [ 1342.753140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.753226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.753326][ T32] r5:84b0478c r4:84b04400 [ 1342.753395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.753517][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.753571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.753673][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.753728][ T32] r4:849f2e80 [ 1342.753778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.753881][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.753931][ T32] r4:00000001 [ 1342.753987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.754073][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.754145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.754244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.754325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.754396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.754449][ T32] r4:848f9140 [ 1342.754505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.754576][ T32] INFO: task kworker/1:881:5235 blocked for more than 469 seconds. [ 1342.754647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.754705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.754761][ T32] task:kworker/1:881 state:D stack:0 pid:5235 tgid:5235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.754925][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.755030][ T32] Call trace: ** 2 printk messages dropped ** [ 1342.755267][ T32] r4:849de000 ** 4 printk messages dropped ** [ 1342.755680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 ** 11 printk messages dropped ** [ 1342.756583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.756762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.768631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.770372][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.770702][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.771315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1342.772127][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 7 printk messages dropped ** [ 1342.772739][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 8 printk messages dropped ** [ 1342.773362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1342.774217][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1342.775421][ T32] r5:85557b8c r4:85557800 [ 1342.775485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.775606][ T32] r7:ddde2d80 r6:83018200 r5:85557b8c r4:854fbe00 [ 1342.775667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.775771][ T32] r10:61c88647 r9:849da400 r8:854fbe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.775828][ T32] r4:854fbe00 [ 1342.775875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.775981][ T32] r10:00000000 r9:854fbe00 r8:80287e08 r7:eb83de60 r6:854f4b00 r5:849da400 [ 1342.776037][ T32] r4:00000001 [ 1342.776083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.776163][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) [ 1342.776227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.776292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.776354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.776422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.776474][ T32] r4:854f09c0 [ 1342.776843][ T32] INFO: task kworker/1:882:5236 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.776918][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.777101][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.777240][ T32] Call trace: [ 1342.801575][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.801741][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.801799][ T32] r4:00000000 [ 1342.801850][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.801942][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.802041][ T32] 5d20: a404e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.802115][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.802188][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.802275][ T32] r5:800f0013 r4:80239bb0 [ 1342.802327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.802421][ T32] r4:82ac21e4 [ 1342.802469][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.802562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.802616][ T32] r4:e0175dc0 [ 1342.802663][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.802757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.802832][ T32] r4:00000000 [ 1342.802885][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.803003][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.803059][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.803162][ T32] r5:00001000 r4:e0039000 [ 1342.803219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.803319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.803421][ T32] r5:84b0478c r4:84b04400 [ 1342.803474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.803575][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.803629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.803755][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.803829][ T32] r4:849f2e80 [ 1342.803881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.803994][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1342.804568][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1342.805062][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.805756][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.806918][ T32] r5:00001000 r4:eb4a3000 ** 2 printk messages dropped ** [ 1342.807208][ T32] r5:8555c78c r4:8555c400 ** 1 printk messages dropped ** [ 1342.829679][ T32] r7:ddde2d80 r6:83018200 r5:8555c78c r4:854fbe80 ** 5 printk messages dropped ** [ 1342.830258][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.830648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1342.832482][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1342.833098][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.833671][ T32] r5:84b0478c r4:84b04400 ** 7 printk messages dropped ** [ 1342.834226][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.834630][ T32] r4:848f9140 ** 6 printk messages dropped ** [ 1342.835200][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.835696][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.836508][ T32] r5:00001000 r4:eb48b000 ** 2 printk messages dropped ** [ 1342.836752][ T32] r5:8555c38c r4:8555c000 ** 4 printk messages dropped ** [ 1342.837109][ T32] r4:854fbf00 ** 6 printk messages dropped ** [ 1342.862531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.864312][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.864662][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1342.865329][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.865948][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1342.866494][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 8 printk messages dropped ** [ 1342.867173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1342.879545][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.880291][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.880388][ T32] r5:00001000 r4:eb4b7000 [ 1342.880438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.880525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.880614][ T32] r5:8555cb8c r4:8555c800 [ 1342.880681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.880798][ T32] r7:ddde2d80 r6:83018200 r5:8555cb8c r4:854fbf80 [ 1342.880848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.880960][ T32] r10:61c88647 r9:8551d400 r8:854fbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.881080][ T32] r4:854fbf80 [ 1342.881135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.881260][ T32] r10:00000000 r9:854fbf80 r8:80287e08 r7:eb865e60 r6:854f4c80 r5:8551d400 [ 1342.881441][ T32] r4:00000001 [ 1342.881498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.881584][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1342.881646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.881712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.881774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.881841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.881891][ T32] r4:851952c0 [ 1342.882617][ T32] INFO: task kworker/1:885:5243 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.882685][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.882823][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.882924][ T32] Call trace: [ 1342.883010][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.883142][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.883221][ T32] r4:00000000 [ 1342.883280][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.883388][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.883485][ T32] 5d20: a4725000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.883576][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.883661][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.883723][ T32] r5:800f0013 r4:80239bb0 [ 1342.883788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.883877][ T32] r4:82ac21e4 [ 1342.883926][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.884034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.884087][ T32] r4:e0175dc0 [ 1342.884129][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.884227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.884298][ T32] r4:00000000 [ 1342.884371][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.884478][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.884528][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.884623][ T32] r5:00001000 r4:e0039000 [ 1342.884685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.884810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.884919][ T32] r5:84b0478c r4:84b04400 [ 1342.884984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.885083][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.885149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.885259][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.885313][ T32] r4:849f2e80 [ 1342.885357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.885459][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.885517][ T32] r4:00000001 [ 1342.885562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.885637][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.885700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.885788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.885861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.885924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.885985][ T32] r4:848f9140 [ 1342.886034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.886093][ T32] INFO: task kworker/1:886:5245 blocked for more than 469 seconds. [ 1342.886154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.886206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.886252][ T32] task:kworker/1:886 state:D stack:0 pid:5245 tgid:5245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.886364][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.886460][ T32] Call trace: [ 1342.886548][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.886655][ T32] r10:8291a684 r9:eb87dd84 r8:00000002 r7:60000013 r6:eb87dd8c r5:8551c800 [ 1342.886737][ T32] r4:8551c800 [ 1342.886817][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.886912][ T32] r5:8551c800 r4:8291a680 [ 1342.886972][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.887060][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.887152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1342.887205][ T32] r4:00000000 [ 1342.887249][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1342.918445][ T32] r9:83018205 r8:8551c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1342.919169][ T32] r7:ddde2d80 r6:83018200 r5:8555cf8c r4:848dc000 ** 5 printk messages dropped ** [ 1342.919715][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.920173][ T32] r4:85195480 ** 2 printk messages dropped ** [ 1342.921195][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.921814][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1342.922383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1342.923102][ T32] r5:84b0478c r4:84b04400 ** 4 printk messages dropped ** [ 1342.923379][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1342.923524][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1342.923766][ T32] INFO: task kworker/1:887:5247 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.924118][ T32] r4:84910000 ** 4 printk messages dropped ** [ 1342.924317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 ** 8 printk messages dropped ** [ 1342.924640][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.924938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.925272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.925784][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 5 printk messages dropped ** [ 1342.926007][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.926034][ T32] r5:800f0013 r4:80239bb0 [ 1342.926055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.926095][ T32] r4:82ac21e4 [ 1342.926136][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.926205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.926231][ T32] r4:e0175dc0 [ 1342.926250][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.926292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.926315][ T32] r4:00000000 [ 1342.926355][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.926404][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.926426][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.926468][ T32] r5:00001000 r4:e0039000 [ 1342.926487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.926525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.926566][ T32] r5:84b0478c r4:84b04400 [ 1342.926607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.926677][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.926711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.926762][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.926837][ T32] r4:849f2e80 [ 1342.926862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.926915][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.926946][ T32] r4:00000001 [ 1342.926966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.927027][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.927066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.927095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.927133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.927185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.927211][ T32] r4:848f9140 [ 1342.927253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.927294][ T32] INFO: task kworker/1:888:5249 blocked for more than 469 seconds. [ 1342.948076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.948148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.948186][ T32] task:kworker/1:888 state:D stack:0 pid:5249 tgid:5249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.948248][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.948306][ T32] Call trace: [ 1342.948338][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.948394][ T32] r10:8291a684 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:84911800 [ 1342.948418][ T32] r4:84911800 [ 1342.948438][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.948481][ T32] r5:84911800 r4:8291a680 [ 1342.948502][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.948540][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.948582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 [ 1342.948603][ T32] r4:00000000 [ 1342.948621][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.948656][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.948741][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.948789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851958c0 [ 1342.948811][ T32] r4:00000000 [ 1342.948830][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.948877][ T32] r9:83018205 r8:84911800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1342.948899][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.948963][ T32] r5:00001000 r4:eb4f9000 [ 1342.948988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.949039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.949106][ T32] r5:8555d78c r4:8555d400 [ 1342.949130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.949198][ T32] r7:ddde2d80 r6:83018200 r5:8555d78c r4:848dc100 [ 1342.949223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.949272][ T32] r10:61c88647 r9:84911800 r8:848dc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.949294][ T32] r4:848dc100 [ 1342.949313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.949382][ T32] r10:00000000 r9:848dc100 r8:80287e08 r7:eb885e60 r6:854f4e00 r5:84911800 [ 1342.949409][ T32] r4:00000001 [ 1342.949430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.949468][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1342.949497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.949525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.949553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.950091][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.950634][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.950836][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.951142][ T32] r5:84b0478c r4:84b04400 ** 3 printk messages dropped ** [ 1342.951301][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.951471][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 3 printk messages dropped ** [ 1342.951606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1342.951824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.951865][ T32] task:kworker/1:889 state:D stack:0 pid:5251 tgid:5251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.951949][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.951996][ T32] Call trace: [ 1342.952025][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.952073][ T32] r10:8291a684 r9:eb891d84 r8:00000002 r7:60000013 r6:eb891d8c r5:84912400 [ 1342.952096][ T32] r4:84912400 [ 1342.952115][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.952158][ T32] r5:84912400 r4:8291a680 [ 1342.952178][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.952215][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.952281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 1342.952316][ T32] r4:00000000 [ 1342.952358][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1342.952840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.952885][ T32] r5:8555db8c r4:8555d800 ** 2 printk messages dropped ** [ 1342.953001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.953341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.953862][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.954036][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.954318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1342.954898][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1342.955310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1342.955748][ T32] r5:84913000 r4:8291a680 ** 5 printk messages dropped ** [ 1342.955974][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.956346][ T32] r5:8555df8c r4:8555dc00 ** 3 printk messages dropped ** [ 1342.956516][ T32] r10:61c88647 r9:84913000 r8:848dc22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.956854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.978846][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1342.979149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 11 printk messages dropped ** [ 1342.979630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.979851][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.979873][ T32] r4:00000001 [ 1342.979892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.979926][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.979962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.979991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.980017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.980056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.980082][ T32] r4:848f9140 [ 1342.980104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.980132][ T32] INFO: task kworker/1:891:5255 blocked for more than 469 seconds. [ 1342.980162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.980207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.980246][ T32] task:kworker/1:891 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.980327][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.980381][ T32] Call trace: [ 1342.980437][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.980509][ T32] r10:8291a684 r9:eb899d84 r8:00000002 r7:60000013 r6:eb899d8c r5:84913c00 [ 1342.980537][ T32] r4:84913c00 [ 1342.980569][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.980616][ T32] r5:84913c00 r4:8291a680 [ 1342.980637][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.980701][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.980746][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 [ 1342.980769][ T32] r4:00000000 [ 1342.980807][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.980845][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.980880][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.980921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85195d40 [ 1342.980953][ T32] r4:00000000 [ 1342.980973][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.981039][ T32] r9:83018205 r8:84913c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1342.981065][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.981109][ T32] r5:00001000 r4:eb64b000 [ 1342.981155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.981199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.981242][ T32] r5:8555e38c r4:8555e000 [ 1342.981262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.981307][ T32] r7:ddde2d80 r6:83018200 r5:8555e38c r4:848dc280 [ 1342.981335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.981385][ T32] r10:61c88647 r9:84913c00 r8:848dc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.981418][ T32] r4:848dc280 [ 1342.981440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.981486][ T32] r10:00000000 r9:848dc280 r8:80287e08 r7:eb895e60 r6:854f4f80 r5:84913c00 [ 1342.981526][ T32] r4:00000001 [ 1342.981568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.981607][ T32] Exception stack(0xeb899fb0 to 0xeb899ff8) [ 1342.981634][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.981663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.981689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.981718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.981760][ T32] r4:85195c00 [ 1342.982118][ T32] INFO: task kworker/1:891:5255 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.982166][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.982248][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.982291][ T32] Call trace: [ 1342.982319][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.982368][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.982391][ T32] r4:00000000 [ 1342.982430][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.982490][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.982540][ T32] 5d20: a53ec000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.982573][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.982598][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.982623][ T32] r5:800f0013 r4:80239bb0 [ 1342.982642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.982695][ T32] r4:82ac21e4 [ 1342.982738][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.982819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.982859][ T32] r4:e0175dc0 [ 1342.982881][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.982947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.982973][ T32] r4:00000000 [ 1342.982993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.983048][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.983072][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.983117][ T32] r5:00001000 r4:e0039000 [ 1342.983137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.983177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.983218][ T32] r5:84b0478c r4:84b04400 [ 1342.983239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.983305][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1342.983330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.983391][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.983416][ T32] r4:849f2e80 [ 1342.983455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.983537][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1342.983564][ T32] r4:00000001 [ 1342.983584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.983642][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1342.983672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.983711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.983740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.983768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.983790][ T32] r4:848f9140 [ 1342.983810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.983834][ T32] INFO: task kworker/1:892:5257 blocked for more than 469 seconds. [ 1342.983860][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.983883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.983903][ T32] task:kworker/1:892 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.983952][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.983995][ T32] Call trace: [ 1342.984023][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.984070][ T32] r10:8291a684 r9:eb89dd84 r8:00000002 r7:60000013 r6:eb89dd8c r5:84914800 [ 1342.984092][ T32] r4:84914800 [ 1342.984123][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.984169][ T32] r5:84914800 r4:8291a680 [ 1342.984189][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.984248][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.984294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1342.984317][ T32] r4:00000000 [ 1342.984337][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.984371][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.984417][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.984482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85195e40 [ 1342.984507][ T32] r4:00000000 [ 1342.984527][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.984571][ T32] r9:83018205 r8:84914800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1342.984592][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.984633][ T32] r5:00001000 r4:eb655000 [ 1342.984662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.984704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.984746][ T32] r5:8555e78c r4:8555e400 [ 1342.984767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.984852][ T32] r7:ddde2d80 r6:83018200 r5:8555e78c r4:848dc300 [ 1342.984877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.984927][ T32] r10:61c88647 r9:84914800 r8:848dc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.984955][ T32] r4:848dc300 [ 1342.984974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.985019][ T32] r10:00000000 r9:848dc300 r8:80287e08 r7:eb899e60 r6:85454000 r5:84914800 [ 1342.985041][ T32] r4:00000001 [ 1342.985062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.985117][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1342.985171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.985203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.985230][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.985258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.985300][ T32] r4:85195f80 [ 1342.985455][ T32] INFO: task kworker/1:892:5257 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1342.985486][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.985566][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.985629][ T32] Call trace: [ 1342.985658][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.985708][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1342.985730][ T32] r4:00000000 [ 1342.985750][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.985789][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1342.985816][ T32] 5d20: a53ec000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1342.985845][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1342.985892][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.985919][ T32] r5:800f0013 r4:80239bb0 [ 1342.985967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.986010][ T32] r4:82ac21e4 [ 1342.986031][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.986083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1342.986109][ T32] r4:e0175dc0 [ 1342.986128][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.986172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1342.986194][ T32] r4:00000000 [ 1342.986235][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.986284][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.986305][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.986589][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 5 printk messages dropped ** [ 1342.986865][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.986980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.987101][ T32] INFO: task kworker/1:893:5259 blocked for more than 469 seconds. ** 4 printk messages dropped ** [ 1343.007815][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.007947][ T32] r4:85529800 ** 3 printk messages dropped ** [ 1343.008090][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.008299][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.008536][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.008680][ T32] r5:8555f38c r4:8555f000 [ 1343.008699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.008811][ T32] r10:61c88647 r9:85529800 r8:848dc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1343.008983][ T32] r4:00000001 [ 1343.009028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.009069][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1343.009098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.009148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.009178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.009228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.009253][ T32] r4:85195dc0 [ 1343.009557][ T32] INFO: task kworker/1:893:5259 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.009590][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.009693][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.009781][ T32] Call trace: [ 1343.009836][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.009888][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.009931][ T32] r4:00000000 [ 1343.009959][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.010001][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.010029][ T32] 5d20: a5923000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.010082][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.010111][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.010135][ T32] r5:800f0013 r4:80239bb0 [ 1343.010156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.010216][ T32] r4:82ac21e4 [ 1343.010240][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.010306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.010331][ T32] r4:e0175dc0 [ 1343.010350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.010393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.010435][ T32] r4:00000000 [ 1343.010466][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.010515][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 5 printk messages dropped ** [ 1343.010718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.011032][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.011113][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.011266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1343.011409][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.011613][ T32] r4:8552a400 ** 3 printk messages dropped ** [ 1343.011773][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.011965][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.012227][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.012397][ T32] r5:8555eb8c r4:8555e800 [ 1343.012432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.012480][ T32] r7:ddde2d80 r6:83018200 r5:8555eb8c r4:848dc480 [ 1343.012502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.012557][ T32] r10:61c88647 r9:8552a400 r8:848dc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1343.012727][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.012877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.013149][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1343.013408][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.013563][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 4 printk messages dropped ** [ 1343.013719][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1343.013865][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.013990][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.014259][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 4 printk messages dropped ** [ 1343.014415][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 3 printk messages dropped ** [ 1343.014560][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.014687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1343.014817][ T32] task:kworker/1:895 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.014893][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.014943][ T32] Call trace: [ 1343.014985][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.015037][ T32] r10:8291a684 r9:eb8a5d84 r8:00000002 r7:60000013 r6:eb8a5d8c r5:8552b000 [ 1343.015080][ T32] r4:8552b000 [ 1343.015104][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.015147][ T32] r5:8552b000 r4:8291a680 [ 1343.015167][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.015215][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.015263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 [ 1343.015286][ T32] r4:00000000 [ 1343.015305][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.015339][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.015381][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.015425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc1c0 [ 1343.015448][ T32] r4:00000000 [ 1343.015468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.015511][ T32] r9:83018205 r8:8552b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1343.015533][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.015574][ T32] r5:00001000 r4:eb67b000 [ 1343.015593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.015632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.015674][ T32] r5:8555ef8c r4:8555ec00 [ 1343.015693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.015737][ T32] r7:ddde2d80 r6:83018200 r5:8555ef8c r4:848dc580 [ 1343.015758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.015825][ T32] r10:61c88647 r9:8552b000 r8:848dc5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.015851][ T32] r4:848dc580 [ 1343.015869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.015914][ T32] r10:00000000 r9:848dc580 r8:80287e08 r7:eb889e60 r6:848dc600 r5:8552b000 [ 1343.015961][ T32] r4:00000001 [ 1343.015983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.016021][ T32] Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) [ 1343.016048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.016076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.016101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.016152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.016177][ T32] r4:852bc100 [ 1343.016331][ T32] INFO: task kworker/1:895:5264 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.016361][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.016413][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.016454][ T32] Call trace: [ 1343.016493][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.016546][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.016584][ T32] r4:00000000 [ 1343.016604][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.016643][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.016691][ T32] 5d20: a5923000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.016723][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.016748][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.016772][ T32] r5:800f0013 r4:80239bb0 [ 1343.016792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.016842][ T32] r4:82ac21e4 [ 1343.016878][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.016925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.016953][ T32] r4:e0175dc0 [ 1343.016986][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.017031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.017076][ T32] r4:00000000 [ 1343.017098][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.017144][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.017187][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.017232][ T32] r5:00001000 r4:e0039000 [ 1343.017317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.038909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.038987][ T32] r5:84b0478c r4:84b04400 [ 1343.039009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.039060][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.039123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.039203][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.039232][ T32] r4:849f2e80 [ 1343.039255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.039305][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.039329][ T32] r4:00000001 [ 1343.039349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.039387][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.039451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.039486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.039514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.039546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.039569][ T32] r4:848f9140 [ 1343.039592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.039629][ T32] INFO: task kworker/1:896:5266 blocked for more than 469 seconds. [ 1343.039661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.039715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.039742][ T32] task:kworker/1:896 state:D stack:0 pid:5266 tgid:5266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.039795][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.039840][ T32] Call trace: [ 1343.039871][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.039955][ T32] r10:8291a684 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:8552bc00 [ 1343.039984][ T32] r4:8552bc00 [ 1343.040027][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.040075][ T32] r5:8552bc00 r4:8291a680 [ 1343.040096][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.040156][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.040203][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 [ 1343.040227][ T32] r4:00000000 [ 1343.040246][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.040281][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.040338][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.040385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0180 [ 1343.040420][ T32] r4:00000000 [ 1343.040444][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.040501][ T32] r9:83018205 r8:8552bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 ** 1 printk messages dropped ** [ 1343.040570][ T32] r5:00001000 r4:eb6d1000 ** 2 printk messages dropped ** [ 1343.040692][ T32] r5:854b078c r4:854b0400 [ 1343.040718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.040842][ T32] r10:61c88647 r9:8552bc00 r8:848dc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1343.040958][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.041155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.041219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.041242][ T32] r4:852bc380 [ 1343.041574][ T32] INFO: task kworker/1:896:5266 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.041606][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.041691][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.041773][ T32] Call trace: [ 1343.041804][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.041855][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.041879][ T32] r4:00000000 [ 1343.041912][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.041957][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.042011][ T32] 5d20: a5da6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.042060][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.042089][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.042135][ T32] r5:800f0013 r4:80239bb0 [ 1343.042181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.042227][ T32] r4:82ac21e4 [ 1343.042268][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.042316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.042340][ T32] r4:e0175dc0 [ 1343.042359][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.042403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.042426][ T32] r4:00000000 [ 1343.042445][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.042490][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.042514][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.042555][ T32] r5:00001000 r4:e0039000 [ 1343.042577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.042617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.042659][ T32] r5:84b0478c r4:84b04400 [ 1343.042679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.042732][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.042755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.042845][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.042896][ T32] r4:849f2e80 [ 1343.042942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.043019][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.043067][ T32] r4:00000001 [ 1343.043112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.043175][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.043215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.043249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.043277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.043306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.043330][ T32] r4:848f9140 [ 1343.043363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.043391][ T32] INFO: task kworker/0:171:5268 blocked for more than 469 seconds. [ 1343.043421][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.043465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.043491][ T32] task:kworker/0:171 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.043541][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.043753][ T32] r4:85528c00 ** 4 printk messages dropped ** [ 1343.043965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 ** 11 printk messages dropped ** [ 1343.044409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.044525][ T32] r7:dddced80 r6:83018000 r5:854b0f8c r4:85454080 ** 9 printk messages dropped ** [ 1343.044909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.045307][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.045462][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 5 printk messages dropped ** [ 1343.045656][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1343.045785][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1343.045983][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.046163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.046408][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 4 printk messages dropped ** [ 1343.046586][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 2 printk messages dropped ** [ 1343.046676][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 3 printk messages dropped ** [ 1343.046879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1343.047091][ T32] task:kworker/1:897 state:D stack:0 pid:5269 tgid:5269 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.072100][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.072482][ T32] r5:8555f78c r4:8555f400 ** 6 printk messages dropped ** [ 1343.072759][ T32] r10:00000000 r9:848dc780 r8:80287e08 r7:eb811e60 r6:848dc880 r5:8552d400 [ 1343.072782][ T32] r4:00000001 [ 1343.072801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.072853][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) [ 1343.072894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.072959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.072988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.073017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.073051][ T32] r4:852bc640 [ 1343.073424][ T32] INFO: task kworker/1:897:5269 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.073457][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.073522][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.073569][ T32] Call trace: [ 1343.073639][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.073699][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.073724][ T32] r4:00000000 [ 1343.073765][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.073809][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.073847][ T32] 5d20: a6351000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.073879][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.073938][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.073985][ T32] r5:800f0013 r4:80239bb0 [ 1343.074009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.074077][ T32] r4:82ac21e4 [ 1343.074102][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.074146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.074168][ T32] r4:e0175dc0 [ 1343.074188][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.074230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.074276][ T32] r4:00000000 [ 1343.074324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.074374][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.074396][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.074437][ T32] r5:00001000 r4:e0039000 [ 1343.074456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.074495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.074577][ T32] r5:84b0478c r4:84b04400 [ 1343.074601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.074650][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.074671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.074745][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.074804][ T32] r4:849f2e80 [ 1343.074827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.074887][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.074914][ T32] r4:00000001 [ 1343.074933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.074968][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.074994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.075025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.075053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.075091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.075127][ T32] r4:848f9140 [ 1343.075150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.075178][ T32] INFO: task kworker/0:172:5274 blocked for more than 469 seconds. [ 1343.075235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.075263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.075284][ T32] task:kworker/0:172 state:D stack:0 pid:5274 tgid:5274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.075354][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.075407][ T32] Call trace: [ 1343.075469][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.075522][ T32] r10:8291a684 r9:eb709d84 r8:00000002 r7:60000113 r6:eb709d8c r5:85528000 [ 1343.075546][ T32] r4:85528000 [ 1343.075566][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.075640][ T32] r5:85528000 r4:8291a680 [ 1343.075664][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.075826][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.076062][ T32] r5:00001000 r4:eacfd000 ** 2 printk messages dropped ** [ 1343.076186][ T32] r5:854b138c r4:854b1000 [ 1343.076206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1343.076284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.076355][ T32] r4:85454100 ** 2 printk messages dropped ** [ 1343.076442][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.076541][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.076985][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.077221][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 6 printk messages dropped ** [ 1343.093537][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1343.094008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.094363][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.094549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.094824][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.095133][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.095650][ T32] r5:00001000 r4:eaf43000 ** 2 printk messages dropped ** [ 1343.095771][ T32] r5:854b1b8c r4:854b1800 [ 1343.095817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.095866][ T32] r7:dddced80 r6:83018000 r5:854b1b8c r4:85454180 [ 1343.095887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.095933][ T32] r10:61c88647 r9:8552c800 r8:854541ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.095966][ T32] r4:85454180 [ 1343.095988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.096034][ T32] r10:00000000 r9:85454180 r8:80287e08 r7:eb601e60 r6:848dc980 r5:8552c800 [ 1343.096055][ T32] r4:00000001 [ 1343.096074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.096108][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1343.096136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.096185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.096225][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.096303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.096333][ T32] r4:853a04c0 [ 1343.096731][ T32] INFO: task kworker/0:173:5276 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.096764][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.096819][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.096864][ T32] Call trace: [ 1343.096894][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.096950][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.096975][ T32] r4:00000000 [ 1343.096995][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.097035][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.097063][ T32] 5d20: a6a21000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.097091][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.097116][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.097139][ T32] r5:800f0013 r4:80239bb0 [ 1343.097179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.097305][ T32] r4:82ac21e4 [ 1343.106659][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.106744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.106795][ T32] r4:e0175dc0 [ 1343.106831][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.106877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.106899][ T32] r4:00000000 [ 1343.106918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.106968][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.107012][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.107063][ T32] r5:00001000 r4:e0039000 [ 1343.107101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.107146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.107210][ T32] r5:84b0478c r4:84b04400 [ 1343.107257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.107633][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.107667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.107735][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.107781][ T32] r4:849f2e80 [ 1343.107806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.107885][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.107933][ T32] r4:00000001 [ 1343.107959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.108020][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.108053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.108083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.108109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.108139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.108170][ T32] r4:848f9140 [ 1343.108195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.108224][ T32] INFO: task kworker/0:174:5279 blocked for more than 469 seconds. [ 1343.108253][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.108309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.108334][ T32] task:kworker/0:174 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.108387][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.108477][ T32] Call trace: [ 1343.108532][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.108587][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:8552e000 [ 1343.108631][ T32] r4:8552e000 [ 1343.108655][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.108705][ T32] r5:8552e000 r4:8291a680 [ 1343.108726][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.108765][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.108806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1343.108829][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.108943][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.109374][ T32] r5:854b278c r4:854b2400 ** 2 printk messages dropped ** [ 1343.109520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.109902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.110838][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 6 printk messages dropped ** [ 1343.111034][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1343.111115][ T32] r4:e0175dc0 [ 1343.111134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.111177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.111199][ T32] r4:00000000 [ 1343.111217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.111270][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.111294][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.111336][ T32] r5:00001000 r4:e0039000 [ 1343.111357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.111397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.111448][ T32] r5:84b0478c r4:84b04400 [ 1343.111471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.111517][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.111538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.111584][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.111606][ T32] r4:849f2e80 [ 1343.111624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.111670][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.111730][ T32] r4:00000001 [ 1343.111753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.111812][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.111842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.111898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.111954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.112006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.112031][ T32] r4:848f9140 [ 1343.112052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.112076][ T32] INFO: task kworker/0:175:5280 blocked for more than 469 seconds. [ 1343.112103][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.112126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.112146][ T32] task:kworker/0:175 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.112545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 ** 11 printk messages dropped ** [ 1343.113076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.113122][ T32] r5:854b1f8c r4:854b1c00 ** 2 printk messages dropped ** [ 1343.113210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.113492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.114158][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 2 printk messages dropped ** [ 1343.114264][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.114290][ T32] r5:800f0013 r4:80239bb0 [ 1343.114311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.114370][ T32] r4:82ac21e4 [ 1343.114393][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.114436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.114458][ T32] r4:e0175dc0 [ 1343.114476][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.114517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.114538][ T32] r4:00000000 [ 1343.114557][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.114602][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.114622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.114664][ T32] r5:00001000 r4:e0039000 [ 1343.114718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.114762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.114866][ T32] r5:84b0478c r4:84b04400 [ 1343.114920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.114971][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.114993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.115039][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.115061][ T32] r4:849f2e80 [ 1343.115101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.115182][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.115208][ T32] r4:00000001 [ 1343.115241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.115280][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.115306][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.115366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.115415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.115468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.115514][ T32] r4:848f9140 [ 1343.115537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.115562][ T32] INFO: task kworker/1:898:5281 blocked for more than 469 seconds. ** 1 printk messages dropped ** [ 1343.115611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.115912][ T32] r5:85530000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.116085][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.116458][ T32] r5:8497238c r4:84972000 [ 1343.116477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.116631][ T32] r10:61c88647 r9:85530000 r8:848dcb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.116922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.138475][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1343.138755][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1343.138973][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.139291][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1343.139542][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1343.139827][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1343.140076][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.140365][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.140657][ T32] r9:83018205 r8:85530c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1343.140978][ T32] r10:61c88647 r9:85530c00 r8:848dcc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.141336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.141388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.141415][ T32] r4:852bce80 [ 1343.141772][ T32] INFO: task kworker/1:899:5282 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.141807][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.141885][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.141931][ T32] Call trace: [ 1343.141959][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.142010][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.142044][ T32] r4:00000000 [ 1343.142066][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.142107][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.142156][ T32] 5d20: a7076000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.142188][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.142214][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.142238][ T32] r5:800f0013 r4:80239bb0 [ 1343.142258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.142298][ T32] r4:82ac21e4 [ 1343.142327][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.142395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.142421][ T32] r4:e0175dc0 [ 1343.142460][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.142527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.142574][ T32] r4:00000000 [ 1343.142610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.142679][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.142710][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.142797][ T32] r5:00001000 r4:e0039000 [ 1343.142824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.142897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.142965][ T32] r5:84b0478c r4:84b04400 [ 1343.142989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.143036][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.143057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.143103][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.143145][ T32] r4:849f2e80 [ 1343.143167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.143217][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 8 printk messages dropped ** [ 1343.143513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1343.144212][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.144423][ T32] r9:83018205 r8:85531800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1343.144445][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.144486][ T32] r5:00001000 r4:eb23b000 [ 1343.144517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.144630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.144691][ T32] r5:854c9f8c r4:854c9c00 [ 1343.144715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.144762][ T32] r7:ddde2d80 r6:83018200 r5:854c9f8c r4:848dcd00 [ 1343.144782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.144828][ T32] r10:61c88647 r9:85531800 r8:848dcd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.144850][ T32] r4:848dcd00 [ 1343.144868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.144912][ T32] r10:00000000 r9:848dcd00 r8:80287e08 r7:eb8b9e60 r6:848dcd80 r5:85531800 [ 1343.144934][ T32] r4:00000001 [ 1343.144974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.145013][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1343.145040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.145068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.145094][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.145122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.145164][ T32] r4:852bcb80 [ 1343.145328][ T32] INFO: task kworker/1:900:5285 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.145358][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.145423][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.145465][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.145623][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 11 printk messages dropped ** [ 1343.146083][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.146480][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 11 printk messages dropped ** [ 1343.146976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1343.180340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 ** 12 printk messages dropped ** [ 1343.180817][ T32] r5:854b238c r4:854b2000 ** 9 printk messages dropped ** [ 1343.181167][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) ** 10 printk messages dropped ** [ 1343.182086][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 2 printk messages dropped ** [ 1343.182176][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.182208][ T32] 5d20: a7b2f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.182237][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.182262][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.182286][ T32] r5:800f0013 r4:80239bb0 [ 1343.182307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.182349][ T32] r4:82ac21e4 [ 1343.182369][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.182410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.182432][ T32] r4:e0175dc0 [ 1343.182450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.182491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.182524][ T32] r4:00000000 [ 1343.182546][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.182613][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.182637][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.182682][ T32] r5:00001000 r4:e0039000 [ 1343.182707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.182747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1343.183213][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1343.183933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 ** 8 printk messages dropped ** [ 1343.184249][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.184304][ T32] r5:00001000 r4:eb121000 [ 1343.184326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.184365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.184407][ T32] r5:854b2b8c r4:854b2800 [ 1343.184435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.184507][ T32] r7:dddced80 r6:83018000 r5:854b2b8c r4:85454380 [ 1343.184552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.184603][ T32] r10:61c88647 r9:85533000 r8:854543ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.184626][ T32] r4:85454380 [ 1343.184645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.184693][ T32] r10:00000000 r9:85454380 r8:80287e08 r7:eb749e60 r6:848dce80 r5:85533000 ** 9 printk messages dropped ** [ 1343.185185][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1343.186289][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 14 printk messages dropped ** [ 1343.186866][ T32] INFO: task kworker/0:178:5291 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1343.187000][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.187056][ T32] Call trace: [ 1343.187095][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.187147][ T32] r10:8291a684 r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:85533c00 [ 1343.187205][ T32] r4:85533c00 [ 1343.187251][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.198097][ T32] r5:85533c00 r4:8291a680 [ 1343.198132][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1343.198712][ T32] r5:84971f8c r4:84971c00 ** 3 printk messages dropped ** [ 1343.198880][ T32] r10:61c88647 r9:85533c00 r8:8545442c r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1343.199799][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 19 printk messages dropped ** [ 1343.200619][ T32] r5:00001000 r4:e0039000 ** 12 printk messages dropped ** [ 1343.201132][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 13 printk messages dropped ** [ 1343.201666][ T32] r10:8291a684 r9:eb8cdd84 r8:00000002 r7:60000113 r6:eb8cdd8c r5:85534800 ** 17 printk messages dropped ** [ 1343.202335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.202647][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.202860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.202883][ T32] r4:853a0fc0 [ 1343.203067][ T32] INFO: task kworker/0:179:5292 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.203103][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.203198][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.203269][ T32] Call trace: [ 1343.203299][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.203351][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.203395][ T32] r4:00000000 [ 1343.203418][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.203459][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.203488][ T32] 5d20: a7b2f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.203516][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.203540][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.203565][ T32] r5:800f0013 r4:80239bb0 [ 1343.203585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.203628][ T32] r4:82ac21e4 [ 1343.203650][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1343.203741][ T32] r4:e0175dc0 ** 9 printk messages dropped ** [ 1343.204184][ T32] r5:84b0478c r4:84b04400 ** 7 printk messages dropped ** [ 1343.204452][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1343.204894][ T32] task:kworker/0:180 state:D stack:0 pid:5295 tgid:5295 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1343.205875][ T32] r5:854b338c r4:854b3000 ** 2 printk messages dropped ** [ 1343.206000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1343.206826][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1343.229376][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1343.229928][ T32] r4:849f2e80 ** 9 printk messages dropped ** [ 1343.230288][ T32] r4:848f9140 ** 9 printk messages dropped ** [ 1343.230739][ T32] r4:84915400 ** 8 printk messages dropped ** [ 1343.231080][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.231482][ T32] r5:854b378c r4:854b3400 ** 9 printk messages dropped ** [ 1343.231852][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) ** 11 printk messages dropped ** [ 1343.232657][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.233037][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1343.233394][ T32] r5:00001000 r4:e0039000 [ 1343.233415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.233455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.233496][ T32] r5:84b0478c r4:84b04400 [ 1343.233516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.233560][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.233581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.233629][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.233652][ T32] r4:849f2e80 [ 1343.233670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.233743][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.233769][ T32] r4:00000001 [ 1343.233788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.233828][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.233875][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.233908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.233934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.233962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.233983][ T32] r4:848f9140 [ 1343.234003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.234026][ T32] INFO: task kworker/0:182:5299 blocked for more than 469 seconds. [ 1343.234053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.234076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.234096][ T32] task:kworker/0:182 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.234164][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.234229][ T32] Call trace: [ 1343.234258][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.234305][ T32] r10:8291a684 r9:eb8d5d84 r8:00000002 r7:60000113 r6:eb8d5d8c r5:84916c00 [ 1343.234328][ T32] r4:84916c00 [ 1343.234347][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.234411][ T32] r5:84916c00 r4:8291a680 [ 1343.234457][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.234500][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.234562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 [ 1343.234588][ T32] r4:00000000 [ 1343.234626][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.234666][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.234728][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.234796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85189040 [ 1343.234825][ T32] r4:00000000 [ 1343.234846][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.235004][ T32] r5:00001000 r4:eb271000 ** 2 printk messages dropped ** [ 1343.235108][ T32] r5:854b3b8c r4:854b3800 ** 3 printk messages dropped ** [ 1343.235261][ T32] r10:61c88647 r9:84916c00 r8:854546ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1343.235845][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1343.236395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 3 printk messages dropped ** [ 1343.236506][ T32] r4:00000000 [ 1343.236524][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.236585][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.236607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.236649][ T32] r5:00001000 r4:e0039000 [ 1343.236669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.236714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.236755][ T32] r5:84b0478c r4:84b04400 [ 1343.236775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.236824][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 4 printk messages dropped ** [ 1343.237014][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 12 printk messages dropped ** [ 1343.267918][ T32] task:kworker/0:183 state:D stack:0 pid:5300 tgid:5300 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1343.268787][ T32] r5:854b3f8c r4:854b3c00 ** 3 printk messages dropped ** [ 1343.268929][ T32] r10:61c88647 r9:84916000 r8:854547ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1343.269897][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 21 printk messages dropped ** [ 1343.270707][ T32] r5:84b0478c r4:84b04400 ** 11 printk messages dropped ** [ 1343.271201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1343.272078][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1343.272294][ T32] r9:83018005 r8:85538000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1343.272315][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.272366][ T32] r5:00001000 r4:eb59f000 [ 1343.272389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.272428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.272469][ T32] r5:854b978c r4:854b9400 [ 1343.272509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.272559][ T32] r7:dddced80 r6:83018000 r5:854b978c r4:85454880 [ 1343.272579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.272653][ T32] r10:61c88647 r9:85538000 r8:854548ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.272704][ T32] r4:85454880 [ 1343.272726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.272772][ T32] r10:00000000 r9:85454880 r8:80287e08 r7:eb8c9e60 r6:8516b080 r5:85538000 [ 1343.272795][ T32] r4:00000001 [ 1343.272814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.272848][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) [ 1343.272900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.272932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.272988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.273022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.273044][ T32] r4:85189340 [ 1343.273224][ T32] INFO: task kworker/0:184:5303 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.273258][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.273312][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.273353][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.273600][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 23 printk messages dropped ** [ 1343.274527][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 15 printk messages dropped ** [ 1343.275071][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 14 printk messages dropped ** [ 1343.275617][ T32] r9:83018005 r8:8553a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 13 printk messages dropped ** [ 1343.276160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1343.277029][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 18 printk messages dropped ** [ 1343.291594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 19 printk messages dropped ** [ 1343.292388][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 18 printk messages dropped ** [ 1343.293158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1343.293771][ T32] r4:85189740 ** 11 printk messages dropped ** [ 1343.294577][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1343.294753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.294813][ T32] r4:e0175dc0 [ 1343.294868][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.294935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.294960][ T32] r4:00000000 [ 1343.294996][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.295045][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.295067][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.295108][ T32] r5:00001000 r4:e0039000 [ 1343.295128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.295168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.295210][ T32] r5:84b0478c r4:84b04400 [ 1343.295229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.295303][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.295329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.295376][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.295398][ T32] r4:849f2e80 [ 1343.295436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.295507][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.295534][ T32] r4:00000001 [ 1343.295553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.295597][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.295628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.295690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.295956][ T32] task:kworker/0:187 state:D stack:0 pid:5309 tgid:5309 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1343.296939][ T32] r5:854b8b8c r4:854b8800 ** 3 printk messages dropped ** [ 1343.297143][ T32] r10:61c88647 r9:8553b000 r8:85454a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1343.318104][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1343.318525][ T32] r4:e0175dc0 ** 12 printk messages dropped ** [ 1343.319070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 19 printk messages dropped ** [ 1343.319851][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1343.320601][ T32] r5:00001000 r4:eb52d000 ** 7 printk messages dropped ** [ 1343.320933][ T32] r4:85454a80 ** 9 printk messages dropped ** [ 1343.321302][ T32] r4:851896c0 ** 10 printk messages dropped ** [ 1343.321995][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 23 printk messages dropped ** [ 1343.323019][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 10 printk messages dropped ** [ 1343.323420][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.323443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.323463][ T32] task:kworker/0:189 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.323531][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.323572][ T32] Call trace: [ 1343.323601][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.323651][ T32] r10:8291a684 r9:eb911d84 r8:00000002 r7:60000113 r6:eb911d8c r5:8553e000 [ 1343.323674][ T32] r4:8553e000 [ 1343.323698][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.323752][ T32] r5:8553e000 r4:8291a680 [ 1343.323775][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.323836][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.323890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 [ 1343.323917][ T32] r4:00000000 [ 1343.323952][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.323991][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.324026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.324068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85189a00 [ 1343.324110][ T32] r4:00000000 [ 1343.324134][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.324199][ T32] r9:83018005 r8:8553e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1343.324224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.324297][ T32] r5:00001000 r4:eb58b000 [ 1343.324339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.324390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.324435][ T32] r5:854b938c r4:854b9000 [ 1343.324475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.324552][ T32] r7:dddced80 r6:83018000 r5:854b938c r4:85454b00 [ 1343.324576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.324624][ T32] r10:61c88647 r9:8553e000 r8:85454b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.324646][ T32] r4:85454b00 ** 1 printk messages dropped ** [ 1343.324762][ T32] r10:00000000 r9:85454b00 r8:80287e08 r7:eb8ede60 r6:8516b300 r5:8553e000 ** 16 printk messages dropped ** [ 1343.325531][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 13 printk messages dropped ** [ 1343.326035][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 19 printk messages dropped ** [ 1343.326880][ T32] r4:848f9140 ** 10 printk messages dropped ** [ 1343.352201][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1343.352908][ T32] r5:854b9b8c r4:854b9800 ** 12 printk messages dropped ** [ 1343.353420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1343.354396][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1343.354890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.354997][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.355018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.355064][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.355107][ T32] r4:849f2e80 [ 1343.355130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.355178][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.355200][ T32] r4:00000001 [ 1343.355240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.355278][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.355305][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.355356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.355385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.355437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.355462][ T32] r4:848f9140 [ 1343.355483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.355513][ T32] INFO: task kworker/0:191:5317 blocked for more than 469 seconds. [ 1343.355545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.355595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1343.356079][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1343.356478][ T32] r5:854baf8c r4:854bac00 ** 2 printk messages dropped ** [ 1343.356601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1343.370414][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 18 printk messages dropped ** [ 1343.371149][ T32] r5:00001000 r4:e0039000 ** 13 printk messages dropped ** [ 1343.371604][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1343.372257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 ** 16 printk messages dropped ** [ 1343.372825][ T32] r10:61c88647 r9:8553ec00 r8:85454cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1343.373804][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1343.374207][ T32] r4:e0175dc0 ** 13 printk messages dropped ** [ 1343.374735][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1343.375300][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1343.375862][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.376055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.376094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.376135][ T32] r5:854ba38c r4:854ba000 [ 1343.376184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.376234][ T32] r7:dddced80 r6:83018000 r5:854ba38c r4:85454d00 [ 1343.376254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.376300][ T32] r10:61c88647 r9:85536000 r8:85454d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.376322][ T32] r4:85454d00 [ 1343.376341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.376384][ T32] r10:00000000 r9:85454d00 r8:80287e08 r7:eb925e60 r6:8516b500 r5:85536000 [ 1343.376427][ T32] r4:00000001 [ 1343.376471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.376509][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1343.376607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.376640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.376689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.376722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.376744][ T32] r4:85189d00 [ 1343.376899][ T32] INFO: task kworker/0:193:5320 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.376929][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.377036][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.377081][ T32] Call trace: [ 1343.377154][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.377227][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.377314][ T32] r4:00000000 [ 1343.399842][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.399912][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.399946][ T32] 5d20: aa30a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.399975][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.400041][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.400108][ T32] r5:800f0013 r4:80239bb0 [ 1343.400132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.400176][ T32] r4:82ac21e4 [ 1343.400196][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1343.400958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1343.401598][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.401999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 [ 1343.402021][ T32] r4:00000000 [ 1343.402040][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.402094][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.402133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.402174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501040 [ 1343.402196][ T32] r4:00000000 [ 1343.402215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.402346][ T32] r5:00001000 r4:eb701000 ** 2 printk messages dropped ** [ 1343.402447][ T32] r5:854ba78c r4:854ba400 ** 8 printk messages dropped ** [ 1343.402729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1343.403731][ T32] 5d20: aa30a000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 17 printk messages dropped ** [ 1343.404446][ T32] r5:84b0478c r4:84b04400 ** 11 printk messages dropped ** [ 1343.404939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1343.405564][ T32] r5:85540c00 r4:8291a680 ** 10 printk messages dropped ** [ 1343.405974][ T32] r9:83018005 r8:85540c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 11 printk messages dropped ** [ 1343.406471][ T32] r10:00000000 r9:85454e00 r8:80287e08 r7:eb925e60 r6:8516b600 r5:85540c00 ** 17 printk messages dropped ** [ 1343.420717][ T32] 5d20: aa30a000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 19 printk messages dropped ** [ 1343.421554][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 15 printk messages dropped ** [ 1343.422142][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1343.422219][ T32] task:kworker/0:196 state:D stack:0 pid:5327 tgid:5327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.422274][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.422317][ T32] Call trace: [ 1343.422382][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.422433][ T32] r10:8291a684 r9:eb949d84 r8:00000002 r7:60000113 r6:eb949d8c r5:85542400 [ 1343.422456][ T32] r4:85542400 [ 1343.422475][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.422518][ T32] r5:85542400 r4:8291a680 [ 1343.422558][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.422602][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.422665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 [ 1343.422717][ T32] r4:00000000 [ 1343.422748][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.422800][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.422854][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.422899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855015c0 [ 1343.422942][ T32] r4:00000000 [ 1343.422966][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.423032][ T32] r9:83018005 r8:85542400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1343.423057][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.423101][ T32] r5:00001000 r4:eb7a7000 [ 1343.423120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.423158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.423214][ T32] r5:854bb78c r4:854bb400 [ 1343.423236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.423645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1343.424560][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1343.425009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1343.425793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1343.426483][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.426796][ T32] r7:dddced80 r6:83018000 r5:854bb38c r4:85454f00 ** 14 printk messages dropped ** [ 1343.446843][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1343.448434][ T32] r5:84b0478c r4:84b04400 ** 9 printk messages dropped ** [ 1343.448805][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.448855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.448895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.448924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.448953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.448988][ T32] r4:848f9140 [ 1343.449034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.449084][ T32] INFO: task kworker/0:198:5331 blocked for more than 469 seconds. [ 1343.449138][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.449166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.449188][ T32] task:kworker/0:198 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.449268][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.449319][ T32] Call trace: [ 1343.449349][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.449402][ T32] r10:8291a684 r9:eb945d84 r8:00000002 r7:60000113 r6:eb945d8c r5:849dec00 [ 1343.449425][ T32] r4:849dec00 [ 1343.449444][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.449486][ T32] r5:849dec00 r4:8291a680 [ 1343.449506][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.449545][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.449598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 [ 1343.449625][ T32] r4:00000000 [ 1343.449645][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.449680][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.449730][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.449775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85501740 [ 1343.449798][ T32] r4:00000000 [ 1343.449817][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.449860][ T32] r9:83018005 r8:849dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1343.450088][ T32] r5:854bbb8c r4:854bb800 ** 4 printk messages dropped ** [ 1343.450242][ T32] r4:854f9000 ** 8 printk messages dropped ** [ 1343.450550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1343.451540][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1343.451970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1343.452609][ T32] r4:848f9140 ** 9 printk messages dropped ** [ 1343.452988][ T32] r4:8551b000 ** 8 printk messages dropped ** [ 1343.453290][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1343.453754][ T32] r10:61c88647 r9:8551b000 r8:854f912c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1343.454345][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1343.454873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 17 printk messages dropped ** [ 1343.455510][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 15 printk messages dropped ** [ 1343.456110][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 14 printk messages dropped ** [ 1343.456703][ T32] r9:83018005 r8:84918000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1343.457020][ T32] r4:854f9200 ** 2 printk messages dropped ** [ 1343.457158][ T32] r4:00000001 [ 1343.457197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.457236][ T32] Exception stack(0xeb955fb0 to 0xeb955ff8) [ 1343.457299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.487728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.487811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.487871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.487926][ T32] r4:85501840 [ 1343.488378][ T32] INFO: task kworker/0:200:5336 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.488426][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.488496][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.488558][ T32] Call trace: [ 1343.488613][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.488700][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.488727][ T32] r4:00000000 [ 1343.488747][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.488790][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.488819][ T32] 5d20: ab094000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.488849][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.488874][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.488897][ T32] r5:800f0013 r4:80239bb0 [ 1343.488932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.488978][ T32] r4:82ac21e4 [ 1343.489010][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.489056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.489123][ T32] r4:e0175dc0 [ 1343.489146][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.489190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.489213][ T32] r4:00000000 [ 1343.489233][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.489280][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.489301][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.489342][ T32] r5:00001000 r4:e0039000 [ 1343.489362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.490043][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 17 printk messages dropped ** [ 1343.490819][ T32] r4:84918c00 ** 8 printk messages dropped ** [ 1343.491204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.491584][ T32] r5:854bcb8c r4:854bc800 ** 8 printk messages dropped ** [ 1343.491924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1343.492778][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 18 printk messages dropped ** [ 1343.493542][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 14 printk messages dropped ** [ 1343.494060][ T32] INFO: task kworker/0:202:5339 blocked for more than 469 seconds. ** 15 printk messages dropped ** [ 1343.494926][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1343.495494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1343.496392][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 14 printk messages dropped ** [ 1343.496989][ T32] r4:00000000 [ 1343.497011][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.497057][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.497100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.497151][ T32] r5:00001000 r4:e0039000 [ 1343.497173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.497216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.497331][ T32] r5:84b0478c r4:84b04400 [ 1343.521484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.521597][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.521652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.521712][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.521736][ T32] r4:849f2e80 [ 1343.521756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.521804][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.521846][ T32] r4:00000001 [ 1343.521881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.521942][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.521976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.522026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.522077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.522110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.522161][ T32] r4:848f9140 [ 1343.522188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.522264][ T32] INFO: task kworker/0:203:5341 blocked for more than 470 seconds. [ 1343.522300][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.522345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.522371][ T32] task:kworker/0:203 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1343.522560][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1343.523261][ T32] r5:00001000 r4:eb97f000 ** 2 printk messages dropped ** [ 1343.523392][ T32] r5:854bdb8c r4:854bd800 ** 8 printk messages dropped ** [ 1343.523701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1343.524770][ T32] 5d20: ab4ee000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 19 printk messages dropped ** [ 1343.525623][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 12 printk messages dropped ** [ 1343.526056][ T32] r4:848f9140 ** 11 printk messages dropped ** [ 1343.526899][ T32] r5:8491c800 r4:8291a680 ** 13 printk messages dropped ** [ 1343.540403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1343.541003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1343.542040][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1343.542398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1343.543198][ T32] INFO: task kworker/0:205:5345 blocked for more than 470 seconds. ** 12 printk messages dropped ** [ 1343.543713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 ** 4 printk messages dropped ** [ 1343.543922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85189d00 [ 1343.543947][ T32] r4:00000000 [ 1343.543988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.544056][ T32] r9:83018005 r8:84919800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.544081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.544143][ T32] r5:00001000 r4:eb96b000 [ 1343.544185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.544228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.544292][ T32] r5:854bd38c r4:854bd000 [ 1343.544314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.544362][ T32] r7:dddced80 r6:83018000 r5:854bd38c r4:854f9700 [ 1343.544403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.544491][ T32] r10:61c88647 r9:84919800 r8:854f972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.544516][ T32] r4:854f9700 [ 1343.544535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.544580][ T32] r10:00000000 r9:854f9700 r8:80287e08 r7:eb961e60 r6:854f9780 r5:84919800 [ 1343.544602][ T32] r4:00000001 [ 1343.544620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.544656][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1343.544682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.544715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.544741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.544769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.544792][ T32] r4:854e5000 [ 1343.544953][ T32] INFO: task kworker/0:205:5345 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 1 printk messages dropped ** [ 1343.545063][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1343.545502][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1343.546035][ T32] r5:84b0478c r4:84b04400 ** 10 printk messages dropped ** [ 1343.546509][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1343.570599][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1343.571666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1343.573382][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 18 printk messages dropped ** [ 1343.574516][ T32] r5:00001000 r4:e0039000 ** 10 printk messages dropped ** [ 1343.575378][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1343.576003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1343.576725][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.576824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 [ 1343.576873][ T32] r4:00000000 [ 1343.576916][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.576998][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.577067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.577152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e5500 [ 1343.577202][ T32] r4:00000000 [ 1343.577246][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.600049][ T32] r9:83018005 r8:8491ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1343.600144][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.600258][ T32] r5:00001000 r4:eb985000 [ 1343.600289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.600337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.600383][ T32] r5:854bdf8c r4:854bdc00 [ 1343.600431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.600488][ T32] r7:dddced80 r6:83018000 r5:854bdf8c r4:854f9900 [ 1343.600512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.600603][ T32] r10:61c88647 r9:8491ec00 r8:854f992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.600637][ T32] r4:854f9900 [ 1343.600660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.600718][ T32] r10:00000000 r9:854f9900 r8:80287e08 r7:eb961e60 r6:854f9980 r5:8491ec00 [ 1343.600742][ T32] r4:00000001 [ 1343.600807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.600853][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1343.600911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.600949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.600978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.601017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.601058][ T32] r4:854e5180 [ 1343.601472][ T32] INFO: task kworker/0:207:5349 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.601512][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.601920][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 20 printk messages dropped ** [ 1343.602763][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1343.603600][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1343.604610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e57c0 ** 14 printk messages dropped ** [ 1343.605676][ T32] r10:00000000 r9:854f9a00 r8:80287e08 r7:eb989e60 r6:854f9a80 r5:8491bc00 ** 18 printk messages dropped ** [ 1343.627919][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 19 printk messages dropped ** [ 1343.628709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1343.629363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1343.630625][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.631298][ T32] r5:854be38c r4:854be000 ** 8 printk messages dropped ** [ 1343.631938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.633123][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.633243][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.633330][ T32] Call trace: [ 1343.633391][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.633498][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.633547][ T32] r4:00000000 [ 1343.633587][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.633673][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.633742][ T32] 5d20: acc0d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.633809][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.633864][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.633917][ T32] r5:800f0013 r4:80239bb0 [ 1343.633962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.634052][ T32] r4:82ac21e4 [ 1343.634097][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.634183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.634232][ T32] r4:e0175dc0 [ 1343.634275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.634369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.634418][ T32] r4:00000000 [ 1343.634489][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.634593][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.634637][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.634733][ T32] r5:00001000 r4:e0039000 [ 1343.634795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.634886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.634978][ T32] r5:84b0478c r4:84b04400 [ 1343.635027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.635453][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 15 printk messages dropped ** [ 1343.636508][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1343.657855][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.658386][ T32] r5:854beb8c r4:854be800 ** 3 printk messages dropped ** [ 1343.658672][ T32] r10:61c88647 r9:85588000 r8:854f9c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1343.660247][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1343.661124][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1343.661919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1343.663133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 14 printk messages dropped ** [ 1343.664222][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1343.665135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1343.666440][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1343.667190][ T32] r5:800f0013 r4:80239bb0 [ 1343.667235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.697793][ T32] r4:82ac21e4 [ 1343.697855][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.697964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.697993][ T32] r4:e0175dc0 [ 1343.698017][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.698099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.698130][ T32] r4:00000000 [ 1343.698154][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.698206][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.698230][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.698294][ T32] r5:00001000 r4:e0039000 [ 1343.698330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.698375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.698422][ T32] r5:84b0478c r4:84b04400 [ 1343.698445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.698496][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.698558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.698741][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 16 printk messages dropped ** [ 1343.699551][ T32] r10:8291a684 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:85589800 ** 17 printk messages dropped ** [ 1343.700340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.700698][ T32] r10:61c88647 r9:85589800 r8:854f9e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.701117][ T32] r4:854e5b00 [ 1343.701581][ T32] INFO: task kworker/0:212:5360 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.701621][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.701730][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.701778][ T32] Call trace: [ 1343.701816][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.701892][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.701918][ T32] r4:00000000 [ 1343.701941][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.701987][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.702018][ T32] 5d20: ad93e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.702063][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.702145][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.702177][ T32] r5:800f0013 r4:80239bb0 [ 1343.702201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.702273][ T32] r4:82ac21e4 [ 1343.702317][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.702409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 5 printk messages dropped ** [ 1343.702861][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 15 printk messages dropped ** [ 1343.704043][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1343.705265][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1343.706035][ T32] r5:854bf78c r4:854bf400 ** 3 printk messages dropped ** [ 1343.706208][ T32] r10:61c88647 r9:8558a400 r8:854f9f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1343.707270][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1343.720080][ T32] r4:e0175dc0 ** 9 printk messages dropped ** [ 1343.720512][ T32] r5:84b0478c r4:84b04400 ** 3 printk messages dropped ** [ 1343.720674][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.720704][ T32] r4:849f2e80 [ 1343.720727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.720777][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.720802][ T32] r4:00000001 [ 1343.720823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.720873][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.720906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.720940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.720969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.721029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.721059][ T32] r4:848f9140 [ 1343.721105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.721140][ T32] INFO: task kworker/0:214:5362 blocked for more than 470 seconds. [ 1343.721175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.721226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.721271][ T32] task:kworker/0:214 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.721358][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.721409][ T32] Call trace: [ 1343.721469][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.721526][ T32] r10:8291a684 r9:eb9a1d84 r8:00000002 r7:60000113 r6:eb9a1d8c r5:8558b000 [ 1343.721571][ T32] r4:8558b000 [ 1343.721602][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.721701][ T32] r5:8558b000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.721970][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.722411][ T32] r5:854bfb8c r4:854bf800 ** 6 printk messages dropped ** [ 1343.722762][ T32] r10:00000000 r9:84771000 r8:80287e08 r7:eb9bde60 r6:84771080 r5:8558b000 ** 15 printk messages dropped ** [ 1343.724030][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 19 printk messages dropped ** [ 1343.724977][ T32] r5:84b0478c r4:84b04400 ** 7 printk messages dropped ** [ 1343.725299][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.725606][ T32] INFO: task kworker/0:215:5366 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.726078][ T32] r5:8558bc00 r4:8291a680 [ 1343.726099][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.726142][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.726186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [ 1343.726219][ T32] r4:00000000 [ 1343.726243][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.726281][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.726339][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.726390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0a80 [ 1343.726415][ T32] r4:00000000 [ 1343.726436][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.726492][ T32] r9:83018005 r8:8558bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1343.726519][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.726577][ T32] r5:00001000 r4:eb9d9000 [ 1343.726602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.726645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.726742][ T32] r5:854bff8c r4:854bfc00 [ 1343.726791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.726854][ T32] r7:dddced80 r6:83018000 r5:854bff8c r4:84771100 ** 5 printk messages dropped ** [ 1343.727047][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1343.752394][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1343.752960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1343.753402][ T32] r5:84b0478c r4:84b04400 [ 1343.753425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.753473][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1343.753516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.753567][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.753617][ T32] r4:849f2e80 [ 1343.753643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.753696][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1343.753720][ T32] r4:00000001 [ 1343.753740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.753776][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.753801][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.753829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.754024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1343.754360][ T32] r10:8291a684 r9:eb9ddd84 r8:00000002 r7:60000113 r6:eb9ddd8c r5:8558c800 ** 6 printk messages dropped ** [ 1343.754572][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.754794][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.755018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.755249][ T32] r7:dddced80 r6:83018000 r5:854c838c r4:84771200 ** 11 printk messages dropped ** [ 1343.755683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1343.756483][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1343.756916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1343.773848][ T32] r4:848f9140 ** 8 printk messages dropped ** [ 1343.774301][ T32] r10:8291a684 r9:eb9f5d84 r8:00000002 r7:60000113 r6:eb9f5d8c r5:85541800 ** 17 printk messages dropped ** [ 1343.775157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1343.775670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1343.776645][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1343.777124][ T32] r5:00001000 r4:e0039000 ** 10 printk messages dropped ** [ 1343.790705][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1343.790765][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1343.790835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.790866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.790894][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.790923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.790949][ T32] r4:848f9140 [ 1343.790997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.791031][ T32] INFO: task kworker/0:218:5371 blocked for more than 470 seconds. [ 1343.791063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.791121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.791147][ T32] task:kworker/0:218 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.791248][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.791299][ T32] Call trace: [ 1343.791332][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.791388][ T32] r10:8291a684 r9:eb845d84 r8:00000002 r7:60000013 r6:eb845d8c r5:85544800 [ 1343.791411][ T32] r4:85544800 [ 1343.791431][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.791474][ T32] r5:85544800 r4:8291a680 [ 1343.791495][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.791534][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.791576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 [ 1343.791598][ T32] r4:00000000 [ 1343.791616][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.791673][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.791728][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.791778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289780 ** 7 printk messages dropped ** [ 1343.792156][ T32] r5:854c9b8c r4:854c9800 ** 1 printk messages dropped ** [ 1343.792226][ T32] r7:dddced80 r6:83018000 r5:854c9b8c r4:84771380 ** 12 printk messages dropped ** [ 1343.792756][ T32] r4:85289140 ** 12 printk messages dropped ** [ 1343.793667][ T32] r5:800f0013 r4:80239bb0 ** 18 printk messages dropped ** [ 1343.794423][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 28 printk messages dropped ** [ 1343.795524][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 19 printk messages dropped ** [ 1343.796402][ T32] Exception stack(0xeb85dfb0 to 0xeb85dff8) ** 19 printk messages dropped ** [ 1343.813955][ T32] r4:82ac21e4 ** 14 printk messages dropped ** [ 1343.815041][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 18 printk messages dropped ** [ 1343.815807][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1343.816598][ T32] r4:00000000 [ 1343.816720][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.816771][ T32] r9:83018005 r8:85545400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1343.816792][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.816833][ T32] r5:00001000 r4:e0601000 [ 1343.816852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.816968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.817014][ T32] r5:854c8f8c r4:854c8c00 [ 1343.817088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.817176][ T32] r7:dddced80 r6:83018000 r5:854c8f8c r4:84771480 [ 1343.817222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.817310][ T32] r10:61c88647 r9:85545400 r8:847714ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.817354][ T32] r4:84771480 [ 1343.817377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.817424][ T32] r10:00000000 r9:84771480 r8:80287e08 r7:eb845e60 r6:8516b880 r5:85545400 [ 1343.817446][ T32] r4:00000001 [ 1343.817464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.817500][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1343.831860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.831911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.831944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.831978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1343.833085][ T32] r4:82ac21e4 ** 16 printk messages dropped ** [ 1343.833816][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 24 printk messages dropped ** [ 1343.834899][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 22 printk messages dropped ** [ 1343.835974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1343.836713][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 20 printk messages dropped ** [ 1343.854926][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1343.855625][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1343.856620][ T32] r9:83018005 r8:85543000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 9 printk messages dropped ** [ 1343.857038][ T32] r4:84771580 [ 1343.857056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.857101][ T32] r10:00000000 r9:84771580 r8:80287e08 r7:eb845e60 r6:8516b980 r5:85543000 [ 1343.857137][ T32] r4:00000001 [ 1343.857161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.857237][ T32] Exception stack(0xeba05fb0 to 0xeba05ff8) [ 1343.857278][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.863668][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.863772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.863839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.863867][ T32] r4:85289500 [ 1343.864241][ T32] INFO: task kworker/0:222:5378 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.864274][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.864390][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.864478][ T32] Call trace: [ 1343.864512][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.864581][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.864606][ T32] r4:00000000 [ 1343.864625][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.864690][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.864723][ T32] 5d20: af3ae000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.864751][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.864775][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.864799][ T32] r5:800f0013 r4:80239bb0 [ 1343.864849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1343.864980][ T32] r4:e0175dc0 ** 12 printk messages dropped ** [ 1343.865629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1343.866419][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1343.881294][ T32] r9:83018005 r8:85543c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 7 printk messages dropped ** [ 1343.881710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1343.882892][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1343.883771][ T32] r4:e0175dc0 ** 9 printk messages dropped ** [ 1343.884144][ T32] r5:84b0478c r4:84b04400 ** 11 printk messages dropped ** [ 1343.884590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1343.885285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 ** 12 printk messages dropped ** [ 1343.885856][ T32] r5:854cb38c r4:854cb000 [ 1343.885876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.885944][ T32] r7:dddced80 r6:83018000 r5:854cb38c r4:84771680 [ 1343.886009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.886059][ T32] r10:61c88647 r9:8553c800 r8:847716ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.886081][ T32] r4:84771680 [ 1343.886100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.886174][ T32] r10:00000000 r9:84771680 r8:80287e08 r7:eba0de60 r6:8516ba80 r5:8553c800 [ 1343.886201][ T32] r4:00000001 [ 1343.886247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.886288][ T32] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1343.886315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.886343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.886369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.886397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.886419][ T32] r4:852897c0 [ 1343.886652][ T32] INFO: task kworker/0:224:5381 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.886719][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.886815][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.886861][ T32] Call trace: [ 1343.886889][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.886941][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.887002][ T32] r4:00000000 [ 1343.887025][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.887066][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.887094][ T32] 5d20: afb90000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.887123][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.887148][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.887200][ T32] r5:800f0013 r4:80239bb0 [ 1343.887242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1343.897923][ T32] r4:e0175dc0 ** 9 printk messages dropped ** [ 1343.898386][ T32] r5:84b0478c r4:84b04400 ** 11 printk messages dropped ** [ 1343.898918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1343.899868][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.900305][ T32] r5:8557478c r4:85574400 ** 11 printk messages dropped ** [ 1343.900934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1343.901960][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 15 printk messages dropped ** [ 1343.902703][ T32] r5:84b0478c r4:84b04400 ** 11 printk messages dropped ** [ 1343.903241][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.903587][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.903715][ T32] Call trace: [ 1343.903786][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.903863][ T32] r10:8291a684 r9:eb9d1d84 r8:00000002 r7:60000113 r6:eb9d1d8c r5:84818c00 [ 1343.903889][ T32] r4:84818c00 [ 1343.903936][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.903999][ T32] r5:84818c00 r4:8291a680 [ 1343.904022][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.904060][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.904102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 [ 1343.904124][ T32] r4:00000000 [ 1343.904173][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.904211][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.904245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.904313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528c000 [ 1343.904339][ T32] r4:00000000 [ 1343.904360][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.904405][ T32] r9:83018205 r8:84818c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1343.904426][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.904467][ T32] r5:00001000 r4:eb441000 [ 1343.904486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.904564][ T32] r5:8557438c r4:85574000 ** 6 printk messages dropped ** [ 1343.904899][ T32] r10:00000000 r9:8516bc00 r8:80287e08 r7:eb9e5e60 r6:8516bc80 r5:84818c00 ** 17 printk messages dropped ** [ 1343.905902][ T32] 5d20: afb90000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 19 printk messages dropped ** [ 1343.906759][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 14 printk messages dropped ** [ 1343.933600][ T32] INFO: task kworker/0:225:5390 blocked for more than 470 seconds. ** 16 printk messages dropped ** [ 1343.934362][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1343.934908][ T32] r4:84771700 ** 9 printk messages dropped ** [ 1343.935305][ T32] r4:85289cc0 ** 7 printk messages dropped ** [ 1343.936049][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 18 printk messages dropped ** [ 1343.936729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1343.950815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1343.951821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85646200 ** 8 printk messages dropped ** [ 1343.952210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.952293][ T32] r7:ddde2d80 r6:83018200 r5:8557538c r4:8516bd00 [ 1343.952347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.952398][ T32] r10:61c88647 r9:85540000 r8:8516bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.952421][ T32] r4:8516bd00 [ 1343.952441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.952488][ T32] r10:00000000 r9:8516bd00 r8:80287e08 r7:eb9e5e60 r6:84771800 r5:85540000 [ 1343.952540][ T32] r4:00000001 [ 1343.952593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.952664][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1343.952726][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.952786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.952846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.952878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.952902][ T32] r4:8528c080 [ 1343.953308][ T32] INFO: task kworker/1:903:5392 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.953374][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.953436][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.953478][ T32] Call trace: [ 1343.953543][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.953617][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.953710][ T32] r4:00000000 [ 1343.953737][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.953780][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.953809][ T32] 5d20: b09a0000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.953838][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.953902][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.953929][ T32] r5:800f0013 r4:80239bb0 [ 1343.953979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.954054][ T32] r4:82ac21e4 [ 1343.954078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.954178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.954232][ T32] r4:e0175dc0 [ 1343.954255][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.954299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 3 printk messages dropped ** [ 1343.954481][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1343.955285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1343.956124][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.956495][ T32] r5:00001000 r4:eb499000 ** 1 printk messages dropped ** [ 1343.956554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1343.978510][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1343.979118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 19 printk messages dropped ** [ 1343.979899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1343.980429][ T32] r10:8291a684 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:8558e000 ** 15 printk messages dropped ** [ 1343.981117][ T32] r5:00001000 r4:eb2a9000 ** 5 printk messages dropped ** [ 1343.981507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1343.981978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.982003][ T32] r4:8528c080 [ 1343.982167][ T32] INFO: task kworker/1:904:5396 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1343.982229][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.982290][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.982334][ T32] Call trace: [ 1343.982363][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.982413][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1343.982468][ T32] r4:00000000 [ 1343.982494][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.982536][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1343.982564][ T32] 5d20: b0f3f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1343.982593][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1343.982617][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.982640][ T32] r5:800f0013 r4:80239bb0 [ 1343.982661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.982734][ T32] r4:82ac21e4 [ 1343.982758][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.982831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1343.982857][ T32] r4:e0175dc0 [ 1343.982877][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.982922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1343.982977][ T32] r4:00000000 [ 1343.983001][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.983047][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.983095][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.983145][ T32] r5:00001000 r4:e0039000 [ 1343.983169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.983211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.983660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1343.984344][ T32] r5:84819800 r4:8291a680 ** 7 printk messages dropped ** [ 1343.984735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85294280 ** 10 printk messages dropped ** [ 1343.985228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1343.986041][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1343.986612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 19 printk messages dropped ** [ 1344.008257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1344.009049][ T32] r5:8481bc00 r4:8291a680 ** 8 printk messages dropped ** [ 1344.009378][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.009514][ T32] r5:00001000 r4:eb4fb000 [ 1344.009533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.009583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.009629][ T32] r5:854cb78c r4:854cb400 [ 1344.009650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.009727][ T32] r7:dddced80 r6:83018000 r5:854cb78c r4:84771a80 [ 1344.009754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.009830][ T32] r10:61c88647 r9:8481bc00 r8:84771aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.009861][ T32] r4:84771a80 [ 1344.009880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.009950][ T32] r10:00000000 r9:84771a80 r8:80287e08 r7:eba11e60 r6:8516be80 r5:8481bc00 [ 1344.009977][ T32] r4:00000001 [ 1344.009996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.010033][ T32] Exception stack(0xeba39fb0 to 0xeba39ff8) [ 1344.010087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.010119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.010184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.010216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.010239][ T32] r4:852943c0 [ 1344.010610][ T32] INFO: task kworker/0:228:5400 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.010672][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.010815][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.010864][ T32] Call trace: [ 1344.010928][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.010979][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.011021][ T32] r4:00000000 [ 1344.011044][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.011109][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.011140][ T32] 5d20: b1528000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 13 printk messages dropped ** [ 1344.011719][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1344.012453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1344.013142][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1344.013717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1344.014336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1344.015145][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1344.015776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1344.016530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1344.017174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 ** 9 printk messages dropped ** [ 1344.050404][ T32] r5:00001000 r4:eb633000 [ 1344.050455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.050501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.050573][ T32] r5:854cbb8c r4:854cb800 [ 1344.050627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.050715][ T32] r7:dddced80 r6:83018000 r5:854cbb8c r4:84771b80 [ 1344.050742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.050844][ T32] r10:61c88647 r9:8481a400 r8:84771bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.050871][ T32] r4:84771b80 [ 1344.050891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.050938][ T32] r10:00000000 r9:84771b80 r8:80287e08 r7:eba41e60 r6:8516bf80 r5:8481a400 [ 1344.050983][ T32] r4:00000001 [ 1344.051006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.051045][ T32] Exception stack(0xeba45fb0 to 0xeba45ff8) [ 1344.051105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.051165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.051195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.051253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.051278][ T32] r4:852945c0 [ 1344.051675][ T32] INFO: task kworker/0:230:5403 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.051718][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.051828][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.051911][ T32] Call trace: [ 1344.051943][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.051995][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.052018][ T32] r4:00000000 [ 1344.052070][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.052144][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.052177][ T32] 5d20: b2473000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.052206][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.052231][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.052255][ T32] r5:800f0013 r4:80239bb0 [ 1344.052274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.052343][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.052460][ T32] r4:e0175dc0 ** 11 printk messages dropped ** [ 1344.052934][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 11 printk messages dropped ** [ 1344.053399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1344.054162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 ** 11 printk messages dropped ** [ 1344.054664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1344.055299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1344.056168][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1344.056501][ T32] r5:00001000 r4:e0039000 ** 4 printk messages dropped ** [ 1344.056813][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.056834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.056912][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.056938][ T32] r4:849f2e80 [ 1344.056958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.057005][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.057027][ T32] r4:00000001 [ 1344.057046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.057081][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.057107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.057134][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.057190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.057284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.057327][ T32] r4:848f9140 [ 1344.057402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1344.067838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1344.068480][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.068785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.069277][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) ** 7 printk messages dropped ** [ 1344.069933][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.069980][ T32] Call trace: [ 1344.070010][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.070060][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.070082][ T32] r4:00000000 [ 1344.070102][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.070142][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.070196][ T32] 5d20: b2473000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.070229][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.070254][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.070278][ T32] r5:800f0013 r4:80239bb0 [ 1344.070298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.070350][ T32] r4:82ac21e4 [ 1344.070402][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.070463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.070488][ T32] r4:e0175dc0 [ 1344.070507][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.070550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 6 printk messages dropped ** [ 1344.070907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1344.071529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.071550][ T32] r4:848f9140 [ 1344.071570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.071594][ T32] INFO: task kworker/0:233:5409 blocked for more than 470 seconds. [ 1344.071621][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.071715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1344.072281][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1344.072850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.073101][ T32] r4:84771d00 ** 9 printk messages dropped ** [ 1344.073536][ T32] r4:85294840 ** 8 printk messages dropped ** [ 1344.074058][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 12 printk messages dropped ** [ 1344.074627][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 19 printk messages dropped ** [ 1344.075433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1344.076197][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1344.076729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1344.103726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1344.104762][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1344.105235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1344.105665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.105729][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.105760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.105789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.105816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.105845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.105868][ T32] r4:848f9140 [ 1344.105919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.105991][ T32] INFO: task kworker/0:235:5413 blocked for more than 470 seconds. [ 1344.106027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.106054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.106089][ T32] task:kworker/0:235 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.106170][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.106248][ T32] Call trace: [ 1344.106279][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.106352][ T32] r10:8291a684 r9:eba6dd84 r8:00000002 r7:60000013 r6:eba6dd8c r5:855b0000 [ 1344.106379][ T32] r4:855b0000 [ 1344.106399][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.106443][ T32] r5:855b0000 r4:8291a680 [ 1344.106463][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.106502][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.106572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 [ 1344.106600][ T32] r4:00000000 [ 1344.106646][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.106685][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.106727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.107007][ T32] r5:00001000 r4:eb6af000 ** 1 printk messages dropped ** [ 1344.107106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1344.120148][ T32] r4:85294ac0 ** 9 printk messages dropped ** [ 1344.120967][ T32] 5d20: b3255000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 19 printk messages dropped ** [ 1344.121792][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 14 printk messages dropped ** [ 1344.122361][ T32] INFO: task kworker/0:236:5415 blocked for more than 470 seconds. ** 16 printk messages dropped ** [ 1344.123122][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1344.123843][ T32] r4:84771e80 ** 11 printk messages dropped ** [ 1344.124349][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1344.125215][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1344.126033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1344.126804][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1344.150139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.150325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.150381][ T32] r7:dddced80 r6:83018000 r5:854dd78c r4:84771f00 [ 1344.150403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.150451][ T32] r10:61c88647 r9:8481ec00 r8:84771f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.150501][ T32] r4:84771f00 [ 1344.150528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.150578][ T32] r10:00000000 r9:84771f00 r8:80287e08 r7:eba55e60 r6:84771f80 r5:8481ec00 [ 1344.150636][ T32] r4:00000001 [ 1344.150687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.150765][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1344.150861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.150896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.150923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.150953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.150974][ T32] r4:852899c0 [ 1344.151348][ T32] INFO: task kworker/0:237:5417 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.151412][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.151481][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.151565][ T32] Call trace: [ 1344.151597][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.151661][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.151688][ T32] r4:00000000 [ 1344.151715][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.151756][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.151797][ T32] 5d20: b3956000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.151829][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.151854][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.151878][ T32] r5:800f0013 r4:80239bb0 [ 1344.151898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.151938][ T32] r4:82ac21e4 [ 1344.151958][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.152000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.152022][ T32] r4:e0175dc0 [ 1344.152069][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.152116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.152139][ T32] r4:00000000 [ 1344.152159][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.152205][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.152226][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.152268][ T32] r5:00001000 r4:e0039000 [ 1344.152315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.152359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.152429][ T32] r5:84b0478c r4:84b04400 [ 1344.152454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.152501][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.152521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.152693][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1344.153103][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1344.153609][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1344.154154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.154348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.154397][ T32] r10:61c88647 r9:84858000 r8:8529902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.154447][ T32] r4:85299000 [ 1344.154470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.154516][ T32] r10:00000000 r9:85299000 r8:80287e08 r7:eba55e60 r6:85299080 r5:84858000 [ 1344.154538][ T32] r4:00000001 [ 1344.154558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.154593][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 1344.154653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.154684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.154717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.154746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.154795][ T32] r4:852899c0 [ 1344.154977][ T32] INFO: task kworker/0:238:5419 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.155010][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.155064][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.155107][ T32] Call trace: [ 1344.155136][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.155215][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.155243][ T32] r4:00000000 [ 1344.155263][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.155303][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 3 printk messages dropped ** [ 1344.155471][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1344.156066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1344.156831][ T32] INFO: task kworker/0:239:5422 blocked for more than 470 seconds. ** 13 printk messages dropped ** [ 1344.178010][ T32] r4:00000000 [ 1344.178030][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.178066][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.178125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.178200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85456480 [ 1344.178227][ T32] r4:00000000 [ 1344.178247][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.178296][ T32] r9:83018005 r8:84858c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1344.178318][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.178363][ T32] r5:00001000 r4:eb86f000 [ 1344.178405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.178450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.178751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1344.179757][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.180139][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 16 printk messages dropped ** [ 1344.180882][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1344.181176][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.181210][ T32] r4:00000001 [ 1344.181233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.181269][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.181295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.181323][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.181350][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.181378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.181430][ T32] r4:848f9140 [ 1344.181482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.181515][ T32] INFO: task kworker/0:240:5423 blocked for more than 470 seconds. [ 1344.181546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.181571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.181621][ T32] task:kworker/0:240 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.181683][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.181733][ T32] Call trace: [ 1344.181792][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.181859][ T32] r10:8291a684 r9:eba7dd84 r8:00000002 r7:60000013 r6:eba7dd8c r5:84859800 [ 1344.181885][ T32] r4:84859800 [ 1344.181937][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1344.182192][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.182609][ T32] r5:00001000 r4:eb851000 ** 1 printk messages dropped ** [ 1344.182666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.183096][ T32] r10:00000000 r9:85299200 r8:80287e08 r7:eba79e60 r6:85299280 r5:84859800 ** 2 printk messages dropped ** [ 1344.183179][ T32] Exception stack(0xeba7dfb0 to 0xeba7dff8) ** 3 printk messages dropped ** [ 1344.183289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.183310][ T32] r4:85456400 [ 1344.183472][ T32] INFO: task kworker/0:240:5423 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.183503][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.183592][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.183639][ T32] Call trace: [ 1344.183669][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.183726][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.183749][ T32] r4:00000000 [ 1344.183769][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.183809][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.183838][ T32] 5d20: b3ec0000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.183867][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.183947][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.183975][ T32] r5:800f0013 r4:80239bb0 [ 1344.184025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1344.184132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 7 printk messages dropped ** [ 1344.184416][ T32] r5:00001000 r4:e0039000 ** 4 printk messages dropped ** [ 1344.184587][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 5 printk messages dropped ** [ 1344.184786][ T32] r4:00000001 [ 1344.184831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.184871][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.184897][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.184924][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.184978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.185011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.185062][ T32] r4:848f9140 [ 1344.185085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.185109][ T32] INFO: task kworker/0:241:5427 blocked for more than 470 seconds. [ 1344.185136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.185187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.185210][ T32] task:kworker/0:241 state:D stack:0 pid:5427 tgid:5427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.185285][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.185325][ T32] Call trace: [ 1344.185385][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.185436][ T32] r10:8291a684 r9:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:8485a400 [ 1344.185458][ T32] r4:8485a400 [ 1344.185505][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.185579][ T32] r5:8485a400 r4:8291a680 [ 1344.185602][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.185643][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.185685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1344.185713][ T32] r4:00000000 [ 1344.185733][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.185767][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.185801][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.185870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85456580 [ 1344.185896][ T32] r4:00000000 [ 1344.185917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.185962][ T32] r9:83018005 r8:8485a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1344.185984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.186025][ T32] r5:00001000 r4:eb879000 [ 1344.186044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.186109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.186183][ T32] r5:854deb8c r4:854de800 [ 1344.186206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.186253][ T32] r7:dddced80 r6:83018000 r5:854deb8c r4:85299300 [ 1344.186273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.186319][ T32] r10:61c88647 r9:8485a400 r8:8529932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.186341][ T32] r4:85299300 [ 1344.186359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.186403][ T32] r10:00000000 r9:85299300 r8:80287e08 r7:eba79e60 r6:85299380 r5:8485a400 [ 1344.186425][ T32] r4:00000001 [ 1344.186443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.186477][ T32] Exception stack(0xeba85fb0 to 0xeba85ff8) [ 1344.186502][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.186544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.186603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.186635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.186687][ T32] r4:85456440 [ 1344.186893][ T32] INFO: task kworker/0:241:5427 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.186931][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.187028][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.187132][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.187292][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 18 printk messages dropped ** [ 1344.208988][ T32] r5:00001000 r4:e0039000 ** 7 printk messages dropped ** [ 1344.209325][ T32] r4:849f2e80 ** 2 printk messages dropped ** [ 1344.209413][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.209639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1344.210414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 ** 11 printk messages dropped ** [ 1344.210934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.211328][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.211530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1344.212114][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.212219][ T32] Call trace: [ 1344.212277][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.212334][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.212391][ T32] r4:00000000 [ 1344.212443][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.212488][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.212516][ T32] 5d20: b424e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.212581][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.212610][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.212634][ T32] r5:800f0013 r4:80239bb0 [ 1344.212676][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.212727][ T32] r4:82ac21e4 [ 1344.212747][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.212789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.212811][ T32] r4:e0175dc0 [ 1344.212829][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.212901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.212927][ T32] r4:00000000 [ 1344.212947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.212993][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.213014][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.213079][ T32] r5:00001000 r4:e0039000 [ 1344.213103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.213144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.213186][ T32] r5:84b0478c r4:84b04400 [ 1344.213206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.213280][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.213315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.213395][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.213448][ T32] r4:849f2e80 [ 1344.213472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.213520][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.213543][ T32] r4:00000001 [ 1344.213592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.213635][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.213661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.213722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.213780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.213812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.213834][ T32] r4:848f9140 [ 1344.213854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.213877][ T32] INFO: task kworker/0:243:5430 blocked for more than 470 seconds. [ 1344.213905][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.213928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.213948][ T32] task:kworker/0:243 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.213992][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.214069][ T32] Call trace: [ 1344.214131][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.214212][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000013 r6:eba91d8c r5:8485bc00 [ 1344.214239][ T32] r4:8485bc00 [ 1344.214259][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.214303][ T32] r5:8485bc00 r4:8291a680 [ 1344.214322][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.214360][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.214403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1344.214425][ T32] r4:00000000 [ 1344.214444][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.214503][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.214593][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.214671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85456a40 [ 1344.214735][ T32] r4:00000000 [ 1344.214826][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.214884][ T32] r9:83018005 r8:8485bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1344.214907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.214950][ T32] r5:00001000 r4:ebaa1000 [ 1344.214970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.215021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.215068][ T32] r5:854df78c r4:854df400 [ 1344.215088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.215134][ T32] r7:dddced80 r6:83018000 r5:854df78c r4:85299500 [ 1344.215154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.215201][ T32] r10:61c88647 r9:8485bc00 r8:8529952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.215223][ T32] r4:85299500 [ 1344.215242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.215289][ T32] r10:00000000 r9:85299500 r8:80287e08 r7:eba8de60 r6:85299580 r5:8485bc00 [ 1344.215312][ T32] r4:00000001 [ 1344.215332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.215395][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) [ 1344.215426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.215485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.215515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.215572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.215600][ T32] r4:85456700 [ 1344.215792][ T32] INFO: task kworker/0:243:5430 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.215829][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.215891][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.215938][ T32] Call trace: [ 1344.215967][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.216043][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.216099][ T32] r4:00000000 [ 1344.216123][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.216165][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.216196][ T32] 5d20: b424e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.216225][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.216251][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.216309][ T32] r5:800f0013 r4:80239bb0 [ 1344.216333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.216375][ T32] r4:82ac21e4 [ 1344.216395][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.216438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.216489][ T32] r4:e0175dc0 [ 1344.216541][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.216608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.216632][ T32] r4:00000000 [ 1344.216651][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.216702][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.216725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.216769][ T32] r5:00001000 r4:e0039000 [ 1344.216804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.216878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.216922][ T32] r5:84b0478c r4:84b04400 [ 1344.216946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.217008][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.217033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.217111][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.217145][ T32] r4:849f2e80 [ 1344.217192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.217267][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.247614][ T32] r4:00000001 [ 1344.247724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.247796][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.247828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.247858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.247885][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.247916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.247938][ T32] r4:848f9140 [ 1344.247960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.247989][ T32] INFO: task kworker/0:244:5432 blocked for more than 470 seconds. [ 1344.248020][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.248044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.248065][ T32] task:kworker/0:244 state:D stack:0 pid:5432 tgid:5432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.248120][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.248167][ T32] Call trace: [ 1344.248238][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.248292][ T32] r10:8291a684 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:8485c800 [ 1344.248316][ T32] r4:8485c800 [ 1344.248365][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.248412][ T32] r5:8485c800 r4:8291a680 [ 1344.248432][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.248473][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.248515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1344.248566][ T32] r4:00000000 [ 1344.248589][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.248654][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.248699][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.248744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85456800 [ 1344.248795][ T32] r4:00000000 [ 1344.248847][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.248899][ T32] r9:83018005 r8:8485c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1344.248921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.248963][ T32] r5:00001000 r4:eba9b000 [ 1344.248983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.249022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.249064][ T32] r5:854df38c r4:854df000 [ 1344.249111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.249192][ T32] r7:dddced80 r6:83018000 r5:854df38c r4:85299600 [ 1344.249216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.249263][ T32] r10:61c88647 r9:8485c800 r8:8529962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.249286][ T32] r4:85299600 [ 1344.249358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.249459][ T32] r10:00000000 r9:85299600 r8:80287e08 r7:eba91e60 r6:85299680 r5:8485c800 [ 1344.249486][ T32] r4:00000001 [ 1344.249532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.249600][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1344.249630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.249659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.249723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.249756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.249780][ T32] r4:85456840 [ 1344.250166][ T32] INFO: task kworker/0:244:5432 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.250227][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.250285][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.250328][ T32] Call trace: [ 1344.250357][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.250417][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.250473][ T32] r4:00000000 [ 1344.250496][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.250537][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.250576][ T32] 5d20: b4ff6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.250635][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.250681][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.250712][ T32] r5:800f0013 r4:80239bb0 [ 1344.250736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.250812][ T32] r4:82ac21e4 [ 1344.250845][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.250890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.250913][ T32] r4:e0175dc0 [ 1344.250964][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.251039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.251104][ T32] r4:00000000 [ 1344.251127][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.251174][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.251225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.251272][ T32] r5:00001000 r4:e0039000 [ 1344.251292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.251332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.251374][ T32] r5:84b0478c r4:84b04400 [ 1344.251394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.251468][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.251506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.251556][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.251606][ T32] r4:849f2e80 [ 1344.251628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.251711][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.251739][ T32] r4:00000001 [ 1344.251759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.251796][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.251822][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.251850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.251876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.251945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.252000][ T32] r4:848f9140 [ 1344.252023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.252047][ T32] INFO: task kworker/0:245:5434 blocked for more than 470 seconds. [ 1344.252075][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.252098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.252119][ T32] task:kworker/0:245 state:D stack:0 pid:5434 tgid:5434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.252162][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.252240][ T32] Call trace: [ 1344.252269][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.252344][ T32] r10:8291a684 r9:ebaa5d84 r8:00000002 r7:60000113 r6:ebaa5d8c r5:8485d400 [ 1344.252401][ T32] r4:8485d400 [ 1344.252427][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.252474][ T32] r5:8485d400 r4:8291a680 [ 1344.252523][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.252595][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.252642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 [ 1344.252665][ T32] r4:00000000 [ 1344.252684][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.252758][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.252798][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.252840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85456d40 [ 1344.252862][ T32] r4:00000000 [ 1344.252881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.252925][ T32] r9:83018005 r8:8485d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1344.252945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.252986][ T32] r5:00001000 r4:ebab5000 [ 1344.253005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.253043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.253084][ T32] r5:854dff8c r4:854dfc00 [ 1344.253104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.253181][ T32] r7:dddced80 r6:83018000 r5:854dff8c r4:85299700 [ 1344.253234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.253285][ T32] r10:61c88647 r9:8485d400 r8:8529972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.253332][ T32] r4:85299700 [ 1344.253354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.253402][ T32] r10:00000000 r9:85299700 r8:80287e08 r7:eba91e60 r6:85299780 r5:8485d400 [ 1344.253424][ T32] r4:00000001 [ 1344.253442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.253477][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) [ 1344.253531][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1344.253639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1344.253950][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.254189][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.254303][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 3 printk messages dropped ** [ 1344.254440][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1344.254500][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.254583][ T32] r4:e0175dc0 ** 2 printk messages dropped ** [ 1344.254703][ T32] r4:00000000 [ 1344.254724][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.254820][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.254846][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.254889][ T32] r5:00001000 r4:e0039000 [ 1344.254910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.254950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.255012][ T32] r5:84b0478c r4:84b04400 [ 1344.255038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.255087][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.255108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.255157][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.255213][ T32] r4:849f2e80 [ 1344.255235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.255284][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.255308][ T32] r4:00000001 [ 1344.255326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.255362][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.255416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.255478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.255507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.255566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.255592][ T32] r4:848f9140 [ 1344.255614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.255666][ T32] INFO: task kworker/0:246:5436 blocked for more than 470 seconds. [ 1344.255723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.255751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.255772][ T32] task:kworker/0:246 state:D stack:0 pid:5436 tgid:5436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.255846][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.255891][ T32] Call trace: [ 1344.255953][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.256001][ T32] r10:8291a684 r9:ebaadd84 r8:00000002 r7:60000113 r6:ebaadd8c r5:8485e000 [ 1344.256028][ T32] r4:8485e000 [ 1344.256077][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.256153][ T32] r5:8485e000 r4:8291a680 [ 1344.256178][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.256219][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.256262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 [ 1344.256284][ T32] r4:00000000 [ 1344.256303][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.256367][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.256435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.256509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85456b00 [ 1344.256534][ T32] r4:00000000 [ 1344.256554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.256640][ T32] r9:83018005 r8:8485e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1344.256719][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.256767][ T32] r5:00001000 r4:ebaaf000 [ 1344.256809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.256886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.256932][ T32] r5:854dfb8c r4:854df800 [ 1344.256952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.256999][ T32] r7:dddced80 r6:83018000 r5:854dfb8c r4:85299800 [ 1344.257066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.257144][ T32] r10:61c88647 r9:8485e000 r8:8529982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.257200][ T32] r4:85299800 [ 1344.257241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.279643][ T32] r10:00000000 r9:85299800 r8:80287e08 r7:ebaa5e60 r6:85299880 r5:8485e000 [ 1344.279734][ T32] r4:00000001 [ 1344.279761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.279836][ T32] Exception stack(0xebaadfb0 to 0xebaadff8) [ 1344.279871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.279901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.279956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.279990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.280012][ T32] r4:85456b40 [ 1344.280404][ T32] INFO: task kworker/0:246:5436 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.280439][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.280506][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.280556][ T32] Call trace: [ 1344.280588][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.280641][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.280664][ T32] r4:00000000 [ 1344.280721][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.280768][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.280798][ T32] 5d20: b5830000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.280826][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.280851][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.280874][ T32] r5:800f0013 r4:80239bb0 [ 1344.280894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.280936][ T32] r4:82ac21e4 [ 1344.280984][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.281032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.281055][ T32] r4:e0175dc0 [ 1344.281073][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.281147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.281173][ T32] r4:00000000 [ 1344.281224][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.281275][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.281297][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.281339][ T32] r5:00001000 r4:e0039000 [ 1344.281360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.281427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.281504][ T32] r5:84b0478c r4:84b04400 [ 1344.281556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.281607][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.281628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.281675][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.281704][ T32] r4:849f2e80 [ 1344.281750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.281830][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.281880][ T32] r4:00000001 [ 1344.281902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.281938][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.281965][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.281993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.282020][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.282048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.282070][ T32] r4:848f9140 [ 1344.282114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.282148][ T32] INFO: task kworker/0:247:5437 blocked for more than 470 seconds. [ 1344.282208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.282236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.282256][ T32] task:kworker/0:247 state:D stack:0 pid:5437 tgid:5437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.282326][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.282370][ T32] Call trace: [ 1344.282429][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.282509][ T32] r10:8291a684 r9:eba89d84 r8:00000002 r7:60000013 r6:eba89d8c r5:8485ec00 [ 1344.282535][ T32] r4:8485ec00 [ 1344.282555][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.282599][ T32] r5:8485ec00 r4:8291a680 [ 1344.282618][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.282657][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.282704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 [ 1344.282728][ T32] r4:00000000 [ 1344.282803][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.282851][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.282931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.282984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85294fc0 [ 1344.283037][ T32] r4:00000000 [ 1344.283060][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.283106][ T32] r9:83018005 r8:8485ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1344.283155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.283202][ T32] r5:00001000 r4:ebac3000 [ 1344.283221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.283260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.283302][ T32] r5:8542c38c r4:8542c000 [ 1344.283321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.283366][ T32] r7:dddced80 r6:83018000 r5:8542c38c r4:85299900 [ 1344.283387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.283434][ T32] r10:61c88647 r9:8485ec00 r8:8529992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.283486][ T32] r4:85299900 [ 1344.283509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.283555][ T32] r10:00000000 r9:85299900 r8:80287e08 r7:ebaa5e60 r6:85299980 r5:8485ec00 [ 1344.283577][ T32] r4:00000001 [ 1344.283595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.283664][ T32] Exception stack(0xeba89fb0 to 0xeba89ff8) [ 1344.283720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.283752][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.283779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.283810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.283863][ T32] r4:85456e80 [ 1344.284048][ T32] INFO: task kworker/0:247:5437 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.284110][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.284181][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.284225][ T32] Call trace: [ 1344.284254][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.284304][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.284327][ T32] r4:00000000 [ 1344.284346][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.284385][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.284441][ T32] 5d20: b5830000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.284478][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.284506][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.284560][ T32] r5:800f0013 r4:80239bb0 [ 1344.284585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.284656][ T32] r4:82ac21e4 [ 1344.284679][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.284729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.284779][ T32] r4:e0175dc0 [ 1344.284802][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.284876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.284913][ T32] r4:00000000 [ 1344.284936][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.284984][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.285034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.285080][ T32] r5:00001000 r4:e0039000 [ 1344.285100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.285139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.285181][ T32] r5:84b0478c r4:84b04400 [ 1344.285200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.285245][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.285279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.285331][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.285383][ T32] r4:849f2e80 [ 1344.285405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.285485][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.285511][ T32] r4:00000001 [ 1344.285529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.285604][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.285633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.285662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.285706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.285738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.285796][ T32] r4:848f9140 [ 1344.285820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.285845][ T32] INFO: task kworker/0:248:5440 blocked for more than 470 seconds. [ 1344.285872][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.285925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.285978][ T32] task:kworker/0:248 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.286080][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.286187][ T32] Call trace: [ 1344.286252][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.286300][ T32] r10:8291a684 r9:ebab9d84 r8:00000002 r7:60000113 r6:ebab9d8c r5:855a0000 [ 1344.286327][ T32] r4:855a0000 [ 1344.286350][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.286393][ T32] r5:855a0000 r4:8291a680 [ 1344.286413][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.286485][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.286552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 ** 2 printk messages dropped ** [ 1344.286707][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.287216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.307817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.308102][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.308322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.309140][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.309358][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.309720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 6 printk messages dropped ** [ 1344.309950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.310168][ T32] r4:849f2e80 ** 2 printk messages dropped ** [ 1344.310312][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.310433][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.310612][ T32] r4:848f9140 ** 2 printk messages dropped ** [ 1344.310702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1344.310832][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.311030][ T32] r10:8291a684 r9:ebacdd84 r8:00000002 r7:60000113 r6:ebacdd8c r5:855a0c00 ** 4 printk messages dropped ** [ 1344.311248][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.311495][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1344.311583][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.311823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.311897][ T32] r5:8542cb8c r4:8542c800 [ 1344.311920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.311968][ T32] r7:dddced80 r6:83018000 r5:8542cb8c r4:85299b00 [ 1344.311989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.312059][ T32] r10:61c88647 r9:855a0c00 r8:85299b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.312114][ T32] r4:85299b00 [ 1344.312137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.312186][ T32] r10:00000000 r9:85299b00 r8:80287e08 r7:ebab9e60 r6:85299b80 r5:855a0c00 [ 1344.312208][ T32] r4:00000001 [ 1344.312226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.312262][ T32] Exception stack(0xebacdfb0 to 0xebacdff8) [ 1344.312287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.312315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.312341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.312369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.312421][ T32] r4:856180c0 [ 1344.312589][ T32] INFO: task kworker/0:249:5443 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.312622][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.312730][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.312776][ T32] Call trace: [ 1344.312806][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.312856][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.312879][ T32] r4:00000000 [ 1344.312929][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.312974][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.313035][ T32] 5d20: b5bbd000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.313097][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.313125][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.313150][ T32] r5:800f0013 r4:80239bb0 [ 1344.313172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.313215][ T32] r4:82ac21e4 [ 1344.313237][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.313312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.313340][ T32] r4:e0175dc0 [ 1344.313360][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.313403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.313427][ T32] r4:00000000 [ 1344.313446][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.313492][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.313513][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.313555][ T32] r5:00001000 r4:e0039000 [ 1344.313577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.313617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.313701][ T32] r5:84b0478c r4:84b04400 [ 1344.313757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.313835][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.313860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.313934][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.313998][ T32] r4:849f2e80 [ 1344.314044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.314125][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.314152][ T32] r4:00000001 [ 1344.314173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1344.314323][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.314644][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.315088][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.315394][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.315646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.316031][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.316219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.316909][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1344.339029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 9 printk messages dropped ** [ 1344.339456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.339951][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1344.340235][ T32] INFO: task kworker/0:251:5446 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1344.340735][ T32] r5:855a2400 r4:8291a680 ** 3 printk messages dropped ** [ 1344.340862][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.341027][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.341210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.341469][ T32] r4:85299d00 ** 6 printk messages dropped ** [ 1344.341740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.342593][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 7 printk messages dropped ** [ 1344.342983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1344.343206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.343234][ T32] r4:00000000 [ 1344.343253][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.343299][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.343320][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.343400][ T32] r5:00001000 r4:e0039000 [ 1344.343483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.343527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.343600][ T32] r5:84b0478c r4:84b04400 [ 1344.343628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.343676][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.343703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.343751][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.343773][ T32] r4:849f2e80 [ 1344.343791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.343837][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.343890][ T32] r4:00000001 [ 1344.343913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.343950][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.343976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.344005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.344031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.344060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.344108][ T32] r4:848f9140 [ 1344.344159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.344188][ T32] INFO: task kworker/0:252:5448 blocked for more than 470 seconds. [ 1344.344216][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.344240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.344260][ T32] task:kworker/0:252 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.344338][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.344379][ T32] Call trace: [ 1344.344441][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.344494][ T32] r10:8291a684 r9:ebae9d84 r8:00000002 r7:60000013 r6:ebae9d8c r5:855a3000 [ 1344.344558][ T32] r4:855a3000 [ 1344.344613][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.344662][ T32] r5:855a3000 r4:8291a680 [ 1344.344683][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.344731][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.344774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 [ 1344.344797][ T32] r4:00000000 [ 1344.344816][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.344851][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.344884][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.344926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618300 [ 1344.344948][ T32] r4:00000000 [ 1344.344967][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.345012][ T32] r9:83018005 r8:855a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1344.345044][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.345091][ T32] r5:00001000 r4:ebaeb000 [ 1344.345111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.345151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.345192][ T32] r5:8542d38c r4:8542d000 [ 1344.345211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.345258][ T32] r7:dddced80 r6:83018000 r5:8542d38c r4:85299e00 [ 1344.345278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.345326][ T32] r10:61c88647 r9:855a3000 r8:85299e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.345379][ T32] r4:85299e00 [ 1344.345432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.345481][ T32] r10:00000000 r9:85299e00 r8:80287e08 r7:ebae1e60 r6:85299e80 r5:855a3000 [ 1344.345504][ T32] r4:00000001 [ 1344.345523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.345558][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1344.345586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.345643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.345673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.345718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.345745][ T32] r4:85618340 [ 1344.345924][ T32] INFO: task kworker/0:252:5448 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.345985][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.346080][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.346128][ T32] Call trace: [ 1344.346185][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.346241][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.346266][ T32] r4:00000000 [ 1344.346286][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.346354][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.346387][ T32] 5d20: b6200000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.346417][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.346443][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.346466][ T32] r5:800f0013 r4:80239bb0 [ 1344.346522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1344.347091][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1344.364140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.364473][ T32] r4:848f9140 ** 4 printk messages dropped ** [ 1344.364669][ T32] task:kworker/0:253 state:D stack:0 pid:5451 tgid:5451 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.365221][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.365414][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.365665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.365910][ T32] r4:85299f00 ** 6 printk messages dropped ** [ 1344.366170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.367018][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.367212][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1344.381840][ T32] r4:e0175dc0 [ 1344.381862][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.381934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.381961][ T32] r4:00000000 [ 1344.382009][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.382060][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.382082][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.382138][ T32] r5:00001000 r4:e0039000 [ 1344.382162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.382204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.382247][ T32] r5:84b0478c r4:84b04400 [ 1344.382303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.382354][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.382377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.382423][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.382446][ T32] r4:849f2e80 [ 1344.382465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.382511][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.382533][ T32] r4:00000001 [ 1344.382579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.382621][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.382651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.382680][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.382724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.382758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.382843][ T32] r4:848f9140 [ 1344.382873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.382905][ T32] INFO: task kworker/0:254:5453 blocked for more than 470 seconds. [ 1344.382969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.383001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.383024][ T32] task:kworker/0:254 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.383114][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.383222][ T32] Call trace: [ 1344.383261][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.383315][ T32] r10:8291a684 r9:ebb0dd84 r8:00000002 r7:60000113 r6:ebb0dd8c r5:855a4800 [ 1344.383366][ T32] r4:855a4800 [ 1344.383391][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.383459][ T32] r5:855a4800 r4:8291a680 [ 1344.383483][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.383554][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.383599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 [ 1344.383638][ T32] r4:00000000 [ 1344.383661][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.383703][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.383772][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.383816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618680 [ 1344.383867][ T32] r4:00000000 [ 1344.383917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.384001][ T32] r9:83018005 r8:855a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1344.384054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.384127][ T32] r5:00001000 r4:ebaff000 [ 1344.384179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.384222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.384284][ T32] r5:8542db8c r4:8542d800 [ 1344.384331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.384385][ T32] r7:dddced80 r6:83018000 r5:8542db8c r4:85621000 [ 1344.384406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.384454][ T32] r10:61c88647 r9:855a4800 r8:8562102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.384497][ T32] r4:85621000 [ 1344.384573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.384654][ T32] r10:00000000 r9:85621000 r8:80287e08 r7:ebafde60 r6:85621080 r5:855a4800 [ 1344.384680][ T32] r4:00000001 [ 1344.384706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.384743][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1344.384770][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.385330][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.385997][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.386234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1344.386631][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 7 printk messages dropped ** [ 1344.386975][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1344.387241][ T32] INFO: task kworker/0:255:5454 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1344.402172][ T32] r5:855a5400 r4:8291a680 ** 5 printk messages dropped ** [ 1344.402419][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.402853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.403098][ T32] r10:61c88647 r9:855a5400 r8:8562112c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.403507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.404322][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1344.404792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 9 printk messages dropped ** [ 1344.405223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.405419][ T32] r4:849f2e80 [ 1344.405468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.405548][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.405574][ T32] r4:00000001 [ 1344.405593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.405629][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.405655][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.405683][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.405718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.405747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.405769][ T32] r4:848f9140 [ 1344.405799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.405887][ T32] INFO: task kworker/0:256:5455 blocked for more than 470 seconds. [ 1344.405931][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.405961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.405981][ T32] task:kworker/0:256 state:D stack:0 pid:5455 tgid:5455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.406026][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.406155][ T32] Call trace: [ 1344.406193][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.406244][ T32] r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000113 r6:ebb15d8c r5:855a6000 [ 1344.406296][ T32] r4:855a6000 [ 1344.406349][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.406422][ T32] r5:855a6000 r4:8291a680 [ 1344.406448][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.406519][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.406566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1344.406620][ T32] r4:00000000 [ 1344.406642][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.406678][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.406750][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.406932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618c80 [ 1344.406970][ T32] r4:00000000 [ 1344.407013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.407093][ T32] r9:83018005 r8:855a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1344.407145][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.407230][ T32] r5:00001000 r4:ebb2b000 [ 1344.407260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.424303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.424448][ T32] r5:8542eb8c r4:8542e800 [ 1344.424476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.424531][ T32] r7:dddced80 r6:83018000 r5:8542eb8c r4:85621200 [ 1344.424553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.424603][ T32] r10:61c88647 r9:855a6000 r8:8562122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.424653][ T32] r4:85621200 [ 1344.424687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.424747][ T32] r10:00000000 r9:85621200 r8:80287e08 r7:ebafde60 r6:85621280 r5:855a6000 [ 1344.424770][ T32] r4:00000001 [ 1344.424820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.424891][ T32] Exception stack(0xebb15fb0 to 0xebb15ff8) [ 1344.424926][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.424955][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.425010][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.425042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.425066][ T32] r4:85618b00 [ 1344.425464][ T32] INFO: task kworker/0:256:5455 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.425499][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.425601][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.425649][ T32] Call trace: [ 1344.425681][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1344.425998][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.426285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1344.426764][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.427129][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.438147][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.438463][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1344.439239][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.439750][ T32] r7:dddced80 r6:83018000 r5:8542e78c r4:85621300 ** 5 printk messages dropped ** [ 1344.440220][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.440742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.441518][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.441832][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.442141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1344.442611][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 6 printk messages dropped ** [ 1344.442942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.443215][ T32] INFO: task kworker/0:258:5459 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.443612][ T32] r4:855a8000 ** 5 printk messages dropped ** [ 1344.443823][ T32] r4:00000000 [ 1344.443843][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.443878][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.443945][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.444038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c000 [ 1344.444094][ T32] r4:00000000 [ 1344.444118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.444166][ T32] r9:83018005 r8:855a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1344.444190][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.444232][ T32] r5:00001000 r4:ebb43000 [ 1344.444253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.444324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.444372][ T32] r5:8542f38c r4:8542f000 [ 1344.444394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.444442][ T32] r7:dddced80 r6:83018000 r5:8542f38c r4:85621400 [ 1344.444463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.444510][ T32] r10:61c88647 r9:855a8000 r8:8562142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.444532][ T32] r4:85621400 [ 1344.444552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.444625][ T32] r10:00000000 r9:85621400 r8:80287e08 r7:ebb15e60 r6:85621480 r5:855a8000 [ 1344.444652][ T32] r4:00000001 [ 1344.444710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.444752][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1344.444782][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.444838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.444870][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.444900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.444923][ T32] r4:85618b40 [ 1344.445096][ T32] INFO: task kworker/0:258:5459 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.445129][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.445238][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.445317][ T32] Call trace: [ 1344.445353][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.445405][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.445429][ T32] r4:00000000 [ 1344.445451][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.445491][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.445549][ T32] 5d20: b77f8000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.445584][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.445610][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.445635][ T32] r5:800f0013 r4:80239bb0 [ 1344.445657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.445704][ T32] r4:82ac21e4 [ 1344.445760][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.445807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.445856][ T32] r4:e0175dc0 [ 1344.445879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.445951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.445978][ T32] r4:00000000 [ 1344.445999][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.446047][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.446070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.446112][ T32] r5:00001000 r4:e0039000 [ 1344.446133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.446174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.446217][ T32] r5:84b0478c r4:84b04400 [ 1344.446238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.446286][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.446308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.446386][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.446414][ T32] r4:849f2e80 [ 1344.446461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.446513][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.446568][ T32] r4:00000001 [ 1344.446614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.446679][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.446715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.446745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.446802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.446837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.446863][ T32] r4:848f9140 [ 1344.446884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.446943][ T32] INFO: task kworker/0:259:5461 blocked for more than 470 seconds. [ 1344.446977][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.447032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.447057][ T32] task:kworker/0:259 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.447140][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.447183][ T32] Call trace: [ 1344.447215][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.447265][ T32] r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000013 r6:ebb39d8c r5:855a8c00 [ 1344.467094][ T32] r4:855a8c00 [ 1344.467171][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.467241][ T32] r5:855a8c00 r4:8291a680 [ 1344.467266][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.467653][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.467742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1344.467768][ T32] r4:00000000 [ 1344.467788][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.467823][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.467862][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.467903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618f80 [ 1344.467940][ T32] r4:00000000 [ 1344.468001][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.468054][ T32] r9:83018005 r8:855a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 1344.468076][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.468244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.468334][ T32] r5:8542ef8c r4:8542ec00 ** 1 printk messages dropped ** [ 1344.468406][ T32] r7:dddced80 r6:83018000 r5:8542ef8c r4:85621500 ** 2 printk messages dropped ** [ 1344.468559][ T32] r4:85621500 ** 1 printk messages dropped ** [ 1344.468663][ T32] r10:00000000 r9:85621500 r8:80287e08 r7:ebb29e60 r6:85621580 r5:855a8c00 ** 5 printk messages dropped ** [ 1344.468958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.469428][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.469756][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 2 printk messages dropped ** [ 1344.469930][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1344.470133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 3 printk messages dropped ** [ 1344.470236][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.470392][ T32] r5:00001000 r4:e0039000 ** 1 printk messages dropped ** [ 1344.470479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.470594][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.470615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.470661][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.470727][ T32] r4:849f2e80 [ 1344.470763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.470845][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.470872][ T32] r4:00000001 [ 1344.470892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.470950][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.470995][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.471026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.471069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.471101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.471142][ T32] r4:848f9140 [ 1344.471181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.471236][ T32] INFO: task kworker/0:260:5465 blocked for more than 470 seconds. [ 1344.471273][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.471298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.471319][ T32] task:kworker/0:260 state:D stack:0 pid:5465 tgid:5465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.471393][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.471457][ T32] Call trace: [ 1344.471510][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.471589][ T32] r10:8291a684 r9:ebb35d84 r8:00000002 r7:60000013 r6:ebb35d8c r5:855a9800 [ 1344.471615][ T32] r4:855a9800 [ 1344.471683][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.471737][ T32] r5:855a9800 r4:8291a680 [ 1344.471757][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.471811][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.471856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 [ 1344.471916][ T32] r4:00000000 [ 1344.471938][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.471973][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.472009][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.472084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c140 [ 1344.472122][ T32] r4:00000000 [ 1344.472157][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.472207][ T32] r9:83018005 r8:855a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1344.472229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.472305][ T32] r5:00001000 r4:ebb49000 [ 1344.472349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.472391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.472433][ T32] r5:8542f78c r4:8542f400 [ 1344.472483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.472533][ T32] r7:dddced80 r6:83018000 r5:8542f78c r4:85621600 [ 1344.472553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.472600][ T32] r10:61c88647 r9:855a9800 r8:8562162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.472622][ T32] r4:85621600 [ 1344.472671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.472738][ T32] r10:00000000 r9:85621600 r8:80287e08 r7:ebb29e60 r6:85621680 r5:855a9800 [ 1344.472763][ T32] r4:00000001 [ 1344.472782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.472817][ T32] Exception stack(0xebb35fb0 to 0xebb35ff8) [ 1344.472843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.472871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.472947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.473010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.473052][ T32] r4:8562c3c0 [ 1344.473263][ T32] INFO: task kworker/0:260:5465 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 1 printk messages dropped ** [ 1344.473394][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.473773][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 8 printk messages dropped ** [ 1344.474138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1344.474723][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.475144][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.475575][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.476030][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.476107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 [ 1344.476162][ T32] r4:00000000 [ 1344.476218][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.476288][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.476326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.476394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c200 [ 1344.476420][ T32] r4:00000000 [ 1344.476440][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.476509][ T32] r9:83018005 r8:855aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0eb000 [ 1344.476534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.476599][ T32] r5:00001000 r4:ebb57000 [ 1344.476648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.476696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.476791][ T32] r5:8542fb8c r4:8542f800 [ 1344.476846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.476895][ T32] r7:dddced80 r6:83018000 r5:8542fb8c r4:85621700 [ 1344.476946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.477028][ T32] r10:61c88647 r9:855aa400 r8:8562172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.477083][ T32] r4:85621700 [ 1344.477132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.477217][ T32] r10:00000000 r9:85621700 r8:80287e08 r7:ebb35e60 r6:85621780 r5:855aa400 [ 1344.477340][ T32] r4:00000001 [ 1344.507914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.508035][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) [ 1344.508105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.508138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.508192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.508255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.508310][ T32] r4:8562c100 [ 1344.508746][ T32] INFO: task kworker/0:261:5466 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.508785][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.508919][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.509004][ T32] Call trace: [ 1344.509067][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.509125][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.509173][ T32] r4:00000000 [ 1344.509226][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.509269][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.509334][ T32] 5d20: b897c000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 3 printk messages dropped ** [ 1344.509436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1344.510101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.510571][ T32] r4:00000001 [ 1344.510618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.510670][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.510704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.510760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.510844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.510913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.510975][ T32] r4:848f9140 [ 1344.510998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.511043][ T32] INFO: task kworker/0:262:5468 blocked for more than 471 seconds. [ 1344.511077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.511101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.511121][ T32] task:kworker/0:262 state:D stack:0 pid:5468 tgid:5468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.511165][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.511269][ T32] Call trace: [ 1344.511331][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.511411][ T32] r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000113 r6:eb8ddd8c r5:855b2400 [ 1344.511467][ T32] r4:855b2400 [ 1344.511516][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.511599][ T32] r5:855b2400 r4:8291a680 [ 1344.511621][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.511662][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.511721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 [ 1344.511777][ T32] r4:00000000 [ 1344.511799][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.511864][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.511920][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.511964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c580 [ 1344.512021][ T32] r4:00000000 [ 1344.512059][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.512134][ T32] r9:83018005 r8:855b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.512170][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.512322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.512369][ T32] r5:855e838c r4:855e8000 ** 3 printk messages dropped ** [ 1344.512590][ T32] r10:61c88647 r9:855b2400 r8:8562182c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.513046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.513799][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.513826][ T32] 5d20: b897c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.513890][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.513944][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.513999][ T32] r5:800f0013 r4:80239bb0 [ 1344.514052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.514096][ T32] r4:82ac21e4 [ 1344.514153][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.514199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.514222][ T32] r4:e0175dc0 [ 1344.514269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.514317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.514341][ T32] r4:00000000 [ 1344.514373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.514422][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.514471][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.514518][ T32] r5:00001000 r4:e0039000 [ 1344.514556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.514599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.514641][ T32] r5:84b0478c r4:84b04400 [ 1344.514660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.514740][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 4 printk messages dropped ** [ 1344.514967][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1344.515264][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1344.515491][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.515885][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.516217][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.516314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.516623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1344.517120][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.540114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1344.540598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.541068][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 7 printk messages dropped ** [ 1344.541319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1344.541735][ T32] r4:855b3000 ** 3 printk messages dropped ** [ 1344.541858][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.542207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.542441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.542731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.543658][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.543917][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.544219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.544240][ T32] r4:00000000 [ 1344.544287][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.544336][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.544357][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.544398][ T32] r5:00001000 r4:e0039000 [ 1344.544417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.544457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.544498][ T32] r5:84b0478c r4:84b04400 [ 1344.544518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.544563][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.544604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.544654][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.544677][ T32] r4:849f2e80 [ 1344.544701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.544748][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.544801][ T32] r4:00000001 [ 1344.544851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.544891][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.544940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.545024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.545084][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.545116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.545139][ T32] r4:848f9140 [ 1344.545158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.545181][ T32] INFO: task kworker/0:265:5473 blocked for more than 471 seconds. [ 1344.545232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.545286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.545339][ T32] task:kworker/0:265 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.545398][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.545470][ T32] Call trace: [ 1344.545534][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.545585][ T32] r10:8291a684 r9:ebb61d84 r8:00000002 r7:60000013 r6:ebb61d8c r5:855b4800 [ 1344.545607][ T32] r4:855b4800 [ 1344.545626][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.545668][ T32] r5:855b4800 r4:8291a680 [ 1344.545693][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.545761][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.545835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 [ 1344.545861][ T32] r4:00000000 [ 1344.545908][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.545991][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.546030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.546101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c6c0 [ 1344.546126][ T32] r4:00000000 [ 1344.546146][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.546243][ T32] r9:83018005 r8:855b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1344.546268][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.546358][ T32] r5:00001000 r4:eaed3000 [ 1344.546410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.546451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.546494][ T32] r5:855e878c r4:855e8400 [ 1344.546513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.546558][ T32] r7:dddced80 r6:83018000 r5:855e878c r4:85621980 [ 1344.546579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.546625][ T32] r10:61c88647 r9:855b4800 r8:856219ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1344.546811][ T32] r10:00000000 r9:85621980 r8:80287e08 r7:eb915e60 r6:851a2480 r5:855b4800 ** 9 printk messages dropped ** [ 1344.570234][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.570942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.571355][ T32] r5:00001000 r4:e0039000 ** 8 printk messages dropped ** [ 1344.571806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.572266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1344.572641][ T32] r4:855b5400 ** 5 printk messages dropped ** [ 1344.572894][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.573124][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.573403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.573669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.574025][ T32] r4:8562c700 ** 3 printk messages dropped ** [ 1344.574614][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.574931][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 10 printk messages dropped ** [ 1344.575445][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.575665][ T32] r5:00001000 r4:e0039000 [ 1344.575717][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.575792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.575839][ T32] r5:84b0478c r4:84b04400 [ 1344.575893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.575972][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.575996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.576043][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.576065][ T32] r4:849f2e80 [ 1344.576084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.576129][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.576175][ T32] r4:00000001 [ 1344.576196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.576233][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.576258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.576286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.576312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.576341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.576363][ T32] r4:848f9140 [ 1344.576382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.576405][ T32] INFO: task kworker/0:267:5477 blocked for more than 471 seconds. [ 1344.576433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.576456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.576476][ T32] task:kworker/0:267 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.576519][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.576620][ T32] Call trace: [ 1344.576715][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.576768][ T32] r10:8291a684 r9:ebb71d84 r8:00000002 r7:60000113 r6:ebb71d8c r5:855b6000 [ 1344.576802][ T32] r4:855b6000 [ 1344.576848][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.576923][ T32] r5:855b6000 r4:8291a680 [ 1344.576991][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.577036][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.577079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 [ 1344.577101][ T32] r4:00000000 [ 1344.577120][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.577177][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.577214][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.577259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ca80 ** 1 printk messages dropped ** [ 1344.597884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.598117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.598347][ T32] r4:85621a80 ** 4 printk messages dropped ** [ 1344.598526][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) ** 7 printk messages dropped ** [ 1344.599320][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.599774][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1344.600064][ T32] r4:e0175dc0 ** 6 printk messages dropped ** [ 1344.600379][ T32] r5:00001000 r4:e0039000 ** 7 printk messages dropped ** [ 1344.600732][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1344.600971][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1344.601341][ T32] INFO: task kworker/0:268:5479 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.601851][ T32] r5:855b8c00 r4:8291a680 ** 5 printk messages dropped ** [ 1344.602179][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.602575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.602837][ T32] r10:61c88647 r9:855b8c00 r8:85621b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.603206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.603791][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1344.604219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1344.604754][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1344.605047][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 9 printk messages dropped ** [ 1344.605296][ T32] INFO: task kworker/0:269:5481 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1344.605603][ T32] r10:8291a684 r9:ebb81d84 r8:00000002 r7:60000113 r6:ebb81d8c r5:855ba400 ** 4 printk messages dropped ** [ 1344.605758][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.605975][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.606242][ T32] r5:00001000 r4:eb131000 ** 2 printk messages dropped ** [ 1344.606374][ T32] r5:855e978c r4:855e9400 [ 1344.606397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.606542][ T32] r10:61c88647 r9:855ba400 r8:85621bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1344.606710][ T32] r10:00000000 r9:85621b80 r8:80287e08 r7:ebb79e60 r6:851a2680 r5:855ba400 [ 1344.606736][ T32] r4:00000001 [ 1344.606756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.606847][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1344.606922][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.606984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.607043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.607074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.607097][ T32] r4:8562cac0 [ 1344.607256][ T32] INFO: task kworker/0:269:5481 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.607337][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.628905][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.629011][ T32] Call trace: [ 1344.629046][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.629137][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.629196][ T32] r4:00000000 [ 1344.629235][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.629307][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.629368][ T32] 5d20: ba311000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.629400][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.629426][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.629450][ T32] r5:800f0013 r4:80239bb0 [ 1344.629469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.629512][ T32] r4:82ac21e4 [ 1344.629533][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.629603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.629629][ T32] r4:e0175dc0 [ 1344.629678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.629729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.629792][ T32] r4:00000000 [ 1344.629816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.629876][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.629901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.629944][ T32] r5:00001000 r4:e0039000 [ 1344.629964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.630028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.630076][ T32] r5:84b0478c r4:84b04400 [ 1344.630096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.630144][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.630164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.630211][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.630244][ T32] r4:849f2e80 [ 1344.630267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.630315][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.630366][ T32] r4:00000001 [ 1344.630417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.630456][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.630483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.630513][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.630539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.630590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.630615][ T32] r4:848f9140 [ 1344.630638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.630729][ T32] INFO: task kworker/0:270:5483 blocked for more than 471 seconds. [ 1344.630799][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.630829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.630852][ T32] task:kworker/0:270 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.630930][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.631006][ T32] Call trace: [ 1344.631040][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.631090][ T32] r10:8291a684 r9:ebb89d84 r8:00000002 r7:60000013 r6:ebb89d8c r5:855b9800 [ 1344.631131][ T32] r4:855b9800 [ 1344.631154][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.631225][ T32] r5:855b9800 r4:8291a680 [ 1344.631275][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.631319][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.631361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb89e08 [ 1344.631422][ T32] r4:00000000 [ 1344.631444][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.631507][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.631545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.631588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856382c0 [ 1344.631610][ T32] r4:00000000 [ 1344.631656][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.631711][ T32] r9:83018005 r8:855b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1344.631761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.631806][ T32] r5:00001000 r4:eb5a1000 [ 1344.631825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.631863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.631904][ T32] r5:855eab8c r4:855ea800 [ 1344.631923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.631966][ T32] r7:dddced80 r6:83018000 r5:855eab8c r4:85621c00 [ 1344.631987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.632033][ T32] r10:61c88647 r9:855b9800 r8:85621c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.632055][ T32] r4:85621c00 [ 1344.632105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.632182][ T32] r10:00000000 r9:85621c00 r8:80287e08 r7:ebb79e60 r6:851a2700 r5:855b9800 [ 1344.632207][ T32] r4:00000001 [ 1344.632226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.632261][ T32] Exception stack(0xebb89fb0 to 0xebb89ff8) [ 1344.632317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.632349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.632376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.632404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.632427][ T32] r4:8562cac0 [ 1344.632837][ T32] INFO: task kworker/0:270:5483 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.632897][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.632990][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.633031][ T32] Call trace: [ 1344.633060][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.633108][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.633131][ T32] r4:00000000 [ 1344.633150][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.633188][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.633252][ T32] 5d20: ba311000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.633286][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.633312][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.633365][ T32] r5:800f0013 r4:80239bb0 [ 1344.633417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.633488][ T32] r4:82ac21e4 [ 1344.633512][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.633604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.633664][ T32] r4:e0175dc0 [ 1344.633686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.633736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.633758][ T32] r4:00000000 [ 1344.633777][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.633857][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.633882][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.633925][ T32] r5:00001000 r4:e0039000 [ 1344.633945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.633984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.634026][ T32] r5:84b0478c r4:84b04400 [ 1344.634076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.634147][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.634172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.634255][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.634281][ T32] r4:849f2e80 [ 1344.634300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.634349][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.634372][ T32] r4:00000001 [ 1344.634420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.634489][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.634518][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.634546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.634594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.634626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.634651][ T32] r4:848f9140 [ 1344.634684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.634717][ T32] INFO: task kworker/0:271:5486 blocked for more than 471 seconds. [ 1344.634789][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.634818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.634839][ T32] task:kworker/0:271 state:D stack:0 pid:5486 tgid:5486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.634883][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.634950][ T32] Call trace: [ 1344.634980][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.635027][ T32] r10:8291a684 r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:855bb000 [ 1344.635050][ T32] r4:855bb000 [ 1344.635069][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.635136][ T32] r5:855bb000 r4:8291a680 [ 1344.635159][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.635199][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.635241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 [ 1344.635262][ T32] r4:00000000 [ 1344.635280][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.635314][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.635369][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.635413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84774680 [ 1344.635457][ T32] r4:00000000 [ 1344.635480][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.635599][ T32] r9:83018005 r8:855bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1344.635632][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.635680][ T32] r5:00001000 r4:eb3b7000 [ 1344.635748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.635804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.635876][ T32] r5:855e9f8c r4:855e9c00 [ 1344.635900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.635977][ T32] r7:dddced80 r6:83018000 r5:855e9f8c r4:85621c80 [ 1344.636004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.636081][ T32] r10:61c88647 r9:855bb000 r8:85621cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.636107][ T32] r4:85621c80 [ 1344.636153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.636203][ T32] r10:00000000 r9:85621c80 r8:80287e08 r7:ebb89e60 r6:851a2780 r5:855bb000 [ 1344.636225][ T32] r4:00000001 [ 1344.636276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.636316][ T32] Exception stack(0xebb55fb0 to 0xebb55ff8) [ 1344.636345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.636409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.636439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.636468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.636490][ T32] r4:8562cac0 [ 1344.636699][ T32] INFO: task kworker/0:271:5486 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.636761][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.636899][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.636955][ T32] Call trace: [ 1344.636984][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.637035][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.637059][ T32] r4:00000000 [ 1344.637112][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.637157][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.637216][ T32] 5d20: ba311000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.637248][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.637301][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.637346][ T32] r5:800f0013 r4:80239bb0 [ 1344.637437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.660323][ T32] r4:82ac21e4 [ 1344.660404][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.660505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.660533][ T32] r4:e0175dc0 [ 1344.660555][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.660599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.660652][ T32] r4:00000000 [ 1344.660675][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.660729][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.660786][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.660835][ T32] r5:00001000 r4:e0039000 [ 1344.660855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.660894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.660966][ T32] r5:84b0478c r4:84b04400 [ 1344.660991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.661041][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.661089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.661141][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.661164][ T32] r4:849f2e80 [ 1344.661183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.661229][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.661280][ T32] r4:00000001 [ 1344.661303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.661342][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.661371][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.661431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.661461][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.661491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.661513][ T32] r4:848f9140 [ 1344.661537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.661566][ T32] INFO: task kworker/1:905:5489 blocked for more than 471 seconds. [ 1344.661627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.661656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.661679][ T32] task:kworker/1:905 state:D stack:0 pid:5489 tgid:5489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.661757][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.661824][ T32] Call trace: [ 1344.661887][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.661944][ T32] r10:8291a684 r9:ebb85d84 r8:00000002 r7:60000113 r6:ebb85d8c r5:855bbc00 [ 1344.661967][ T32] r4:855bbc00 [ 1344.661988][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.662070][ T32] r5:855bbc00 r4:8291a680 [ 1344.662122][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.662166][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.662210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb85e08 [ 1344.662235][ T32] r4:00000000 [ 1344.662254][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.662290][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.662325][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.662394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85646680 [ 1344.662421][ T32] r4:00000000 [ 1344.662441][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.662524][ T32] r9:83018205 r8:855bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1344.662598][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.662644][ T32] r5:00001000 r4:eb6df000 [ 1344.662665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.662710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.662803][ T32] r5:8557578c r4:85575400 [ 1344.662829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.662904][ T32] r7:ddde2d80 r6:83018200 r5:8557578c r4:851a2800 [ 1344.662928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.663013][ T32] r10:61c88647 r9:855bbc00 r8:851a282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.663070][ T32] r4:851a2800 [ 1344.663093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.663140][ T32] r10:00000000 r9:851a2800 r8:80287e08 r7:eba29e60 r6:851a2880 r5:855bbc00 [ 1344.663162][ T32] r4:00000001 [ 1344.663180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.663215][ T32] Exception stack(0xebb85fb0 to 0xebb85ff8) [ 1344.663241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.663269][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.663295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.663323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.663344][ T32] r4:85646240 [ 1344.663765][ T32] INFO: task kworker/1:905:5489 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.663800][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.663871][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.663943][ T32] Call trace: [ 1344.663976][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.664028][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.664050][ T32] r4:00000000 [ 1344.664094][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.664158][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.664189][ T32] 5d20: ba946000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.664246][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.664274][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.664298][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1344.664390][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1344.664558][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.664601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.664624][ T32] r4:00000000 [ 1344.664676][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.664729][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.664751][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.664792][ T32] r5:00001000 r4:e0039000 [ 1344.664813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.664886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.664963][ T32] r5:84b0478c r4:84b04400 [ 1344.664987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.665064][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.665088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.665137][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.665159][ T32] r4:849f2e80 [ 1344.665178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.665225][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.665247][ T32] r4:00000001 [ 1344.665266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.665330][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.665360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.665389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.665415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.665465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.665490][ T32] r4:848f9140 [ 1344.665533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1344.665985][ T32] r4:855bc800 ** 9 printk messages dropped ** [ 1344.666313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638040 ** 7 printk messages dropped ** [ 1344.666723][ T32] r5:855ea38c r4:855ea000 [ 1344.666747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.666842][ T32] r7:dddced80 r6:83018000 r5:855ea38c r4:85621d00 [ 1344.666921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.666998][ T32] r10:61c88647 r9:855bc800 r8:85621d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.667023][ T32] r4:85621d00 [ 1344.667042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.667110][ T32] r10:00000000 r9:85621d00 r8:80287e08 r7:ebb89e60 r6:851a2900 r5:855bc800 [ 1344.667147][ T32] r4:00000001 [ 1344.667168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.667204][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 1344.667262][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.687037][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1344.690368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 14 printk messages dropped ** [ 1344.691061][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1344.691609][ T32] task:kworker/0:273 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1344.692542][ T32] r9:83018005 r8:855bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 8 printk messages dropped ** [ 1344.692940][ T32] r10:61c88647 r9:855bd400 r8:85621dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1344.693975][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.694301][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.694368][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.694394][ T32] r5:800f0013 r4:80239bb0 [ 1344.694415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.694455][ T32] r4:82ac21e4 [ 1344.694505][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.694582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.694607][ T32] r4:e0175dc0 [ 1344.694626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.694669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.694725][ T32] r4:00000000 [ 1344.694749][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.694813][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.694835][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.694877][ T32] r5:00001000 r4:e0039000 [ 1344.694897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.694997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.695045][ T32] r5:84b0478c r4:84b04400 [ 1344.695066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.695112][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.695164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.695215][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.695269][ T32] r4:849f2e80 [ 1344.695290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.695337][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 2 printk messages dropped ** [ 1344.695446][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 10 printk messages dropped ** [ 1344.695872][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.696381][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.696831][ T32] r5:855eb38c r4:855eb000 ** 3 printk messages dropped ** [ 1344.696999][ T32] r10:61c88647 r9:855be000 r8:85621e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1344.716979][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1344.722096][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.722500][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 4 printk messages dropped ** [ 1344.722708][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.722760][ T32] r4:00000001 [ 1344.722827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.722899][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.722931][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.722981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.723029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.723088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.723141][ T32] r4:848f9140 [ 1344.723191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.723235][ T32] INFO: task kworker/0:275:5497 blocked for more than 471 seconds. [ 1344.723269][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.723294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.723317][ T32] task:kworker/0:275 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.723371][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.723445][ T32] Call trace: [ 1344.723509][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.723607][ T32] r10:8291a684 r9:ebb99d84 r8:00000002 r7:60000013 r6:ebb99d8c r5:855bec00 [ 1344.723638][ T32] r4:855bec00 [ 1344.723659][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.723710][ T32] r5:855bec00 r4:8291a680 [ 1344.723758][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.723899][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1344.724434][ T32] r5:855eaf8c r4:855eac00 ** 1 printk messages dropped ** [ 1344.724537][ T32] r7:dddced80 r6:83018000 r5:855eaf8c r4:85621e80 ** 10 printk messages dropped ** [ 1344.725016][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1344.725976][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 15 printk messages dropped ** [ 1344.726550][ T32] r5:84b0478c r4:84b04400 ** 9 printk messages dropped ** [ 1344.727008][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 16 printk messages dropped ** [ 1344.744734][ T32] r5:855b8000 r4:8291a680 ** 8 printk messages dropped ** [ 1344.745137][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.745469][ T32] r5:85575f8c r4:85575c00 ** 3 printk messages dropped ** [ 1344.745646][ T32] r10:61c88647 r9:855b8000 r8:851a2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1344.746593][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1344.747117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1344.747227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.747277][ T32] r4:e0175dc0 [ 1344.747375][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.755402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.755473][ T32] r4:00000000 [ 1344.755530][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.755613][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.755677][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.755735][ T32] r5:00001000 r4:e0039000 [ 1344.755787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.755831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.755874][ T32] r5:84b0478c r4:84b04400 [ 1344.755922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.755974][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.755996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.756043][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.756096][ T32] r4:849f2e80 [ 1344.756148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.756200][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.756222][ T32] r4:00000001 [ 1344.756242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.756279][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1344.756308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.756365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.756395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.756444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.756469][ T32] r4:848f9140 [ 1344.756492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.756521][ T32] INFO: task kworker/0:276:5500 blocked for more than 471 seconds. [ 1344.756607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.756638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1344.756812][ T32] Call trace: ** 10 printk messages dropped ** [ 1344.769645][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.770137][ T32] r5:855eb78c r4:855eb400 ** 6 printk messages dropped ** [ 1344.770451][ T32] r10:00000000 r9:85621f00 r8:80287e08 r7:ebb95e60 r6:851a2c00 r5:855b6c00 ** 12 printk messages dropped ** [ 1344.771367][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 18 printk messages dropped ** [ 1344.772207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1344.772953][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1344.773455][ T32] r5:855c0000 r4:8291a680 ** 5 printk messages dropped ** [ 1344.773656][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.774180][ T32] r5:85575b8c r4:85575800 [ 1344.774233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.774322][ T32] r7:ddde2d80 r6:83018200 r5:85575b8c r4:851a2c80 [ 1344.774347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.774395][ T32] r10:61c88647 r9:855c0000 r8:851a2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.774418][ T32] r4:851a2c80 [ 1344.774438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.774483][ T32] r10:00000000 r9:851a2c80 r8:80287e08 r7:ebb8de60 r6:851a2d00 r5:855c0000 [ 1344.774505][ T32] r4:00000001 [ 1344.774552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.774630][ T32] Exception stack(0xebb9dfb0 to 0xebb9dff8) [ 1344.774660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.774696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.774722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.774751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.774790][ T32] r4:85646880 [ 1344.774987][ T32] INFO: task kworker/1:907:5502 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.775048][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.775107][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.775281][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 5 printk messages dropped ** [ 1344.775441][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.775464][ T32] r5:800f0013 r4:80239bb0 [ 1344.775483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.775522][ T32] r4:82ac21e4 [ 1344.775580][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.775657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.775687][ T32] r4:e0175dc0 [ 1344.775707][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.775750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.775772][ T32] r4:00000000 [ 1344.775791][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.775864][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.775926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.775972][ T32] r5:00001000 r4:e0039000 [ 1344.775993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.776061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.776107][ T32] r5:84b0478c r4:84b04400 [ 1344.776127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.776173][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.776193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.776238][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1344.776404][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 16 printk messages dropped ** [ 1344.777278][ T32] r10:8291a684 r9:ebbadd84 r8:00000002 r7:60000113 r6:ebbadd8c r5:855c1800 ** 13 printk messages dropped ** [ 1344.798484][ T32] r9:83018005 r8:855c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 6 printk messages dropped ** [ 1344.798761][ T32] r7:dddced80 r6:83018000 r5:855ebb8c r4:85621f80 ** 12 printk messages dropped ** [ 1344.799216][ T32] r4:856388c0 ** 8 printk messages dropped ** [ 1344.800040][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 15 printk messages dropped ** [ 1344.800656][ T32] r5:00001000 r4:e0039000 ** 9 printk messages dropped ** [ 1344.801136][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 17 printk messages dropped ** [ 1344.801857][ T32] r4:855c2400 ** 7 printk messages dropped ** [ 1344.802106][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1344.802549][ T32] r7:ddde2d80 r6:83018200 r5:85576b8c r4:851a2e00 ** 11 printk messages dropped ** [ 1344.802999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1344.803936][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.804125][ T32] r4:00000000 [ 1344.804174][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.804223][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.804272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.804317][ T32] r5:00001000 r4:e0039000 [ 1344.804337][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.804375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.804454][ T32] r5:84b0478c r4:84b04400 [ 1344.804477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.804524][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1344.804545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.804636][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.804663][ T32] r4:849f2e80 [ 1344.804732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.804787][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1344.804812][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.804957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1344.805678][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.805987][ T32] r4:00000000 [ 1344.806007][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.806106][ T32] r9:83018005 r8:855c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1344.806132][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.806205][ T32] r5:00001000 r4:eb8ad000 [ 1344.806255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.806298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.806339][ T32] r5:855ebf8c r4:855ebc00 [ 1344.806359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.806403][ T32] r7:dddced80 r6:83018000 r5:855ebf8c r4:8563d000 [ 1344.806423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.806469][ T32] r10:61c88647 r9:855c3000 r8:8563d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.806491][ T32] r4:8563d000 [ 1344.806509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.806553][ T32] r10:00000000 r9:8563d000 r8:80287e08 r7:ebbade60 r6:851a2f00 r5:855c3000 [ 1344.806591][ T32] r4:00000001 [ 1344.806609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.806644][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1344.806670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.806754][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.806824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.831878][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1344.832390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 15 printk messages dropped ** [ 1344.833420][ T32] r4:849f2e80 ** 9 printk messages dropped ** [ 1344.833908][ T32] r4:848f9140 ** 9 printk messages dropped ** [ 1344.834305][ T32] r4:855c3c00 ** 8 printk messages dropped ** [ 1344.834712][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.835252][ T32] r5:8557638c r4:85576000 [ 1344.835274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.835320][ T32] r7:ddde2d80 r6:83018200 r5:8557638c r4:851a2f80 [ 1344.835343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.835391][ T32] r10:61c88647 r9:855c3c00 r8:851a2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.835413][ T32] r4:851a2f80 [ 1344.835432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.835512][ T32] r10:00000000 r9:851a2f80 r8:80287e08 r7:ebba5e60 r6:85636000 r5:855c3c00 [ 1344.835539][ T32] r4:00000001 [ 1344.835572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.835610][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) [ 1344.835696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.835753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.835825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.836108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.836222][ T32] r4:85646f80 [ 1344.836955][ T32] INFO: task kworker/1:909:5510 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.837041][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.852002][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.852266][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.852667][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.852999][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1344.853782][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 14 printk messages dropped ** [ 1344.854541][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 14 printk messages dropped ** [ 1344.855235][ T32] r4:855c4800 ** 7 printk messages dropped ** [ 1344.856019][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1344.857370][ T32] r7:ddde2d80 r6:83018200 r5:8557678c r4:85636080 ** 12 printk messages dropped ** [ 1344.870580][ T32] r4:85646e00 ** 10 printk messages dropped ** [ 1344.872586][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 16 printk messages dropped ** [ 1344.875141][ T32] r5:84b0478c r4:84b04400 ** 9 printk messages dropped ** [ 1344.876288][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 14 printk messages dropped ** [ 1344.908118][ T32] r4:855c5400 ** 7 printk messages dropped ** [ 1344.908451][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.908875][ T32] r5:8557778c r4:85577400 ** 2 printk messages dropped ** [ 1344.909155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.909216][ T32] r10:61c88647 r9:855c5400 r8:856361ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.909244][ T32] r4:85636180 [ 1344.909278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.909329][ T32] r10:00000000 r9:85636180 r8:80287e08 r7:ebba5e60 r6:85636200 r5:855c5400 [ 1344.909512][ T32] r4:00000001 [ 1344.909536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.909575][ T32] Exception stack(0xebbb5fb0 to 0xebbb5ff8) [ 1344.909622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.909656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.909872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.909905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.910154][ T32] r4:85617d00 [ 1344.910551][ T32] INFO: task kworker/1:911:5515 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1344.910751][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.911692][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.911747][ T32] Call trace: [ 1344.912986][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.913046][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1344.913070][ T32] r4:00000000 [ 1344.913091][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.914793][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1344.915693][ T32] 5d20: bd9b6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1344.915731][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1344.915760][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.915787][ T32] r5:800f0013 r4:80239bb0 [ 1344.915808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.917665][ T32] r4:82ac21e4 [ 1344.938023][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.938096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1344.938123][ T32] r4:e0175dc0 [ 1344.938145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.938195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1344.938779][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.939359][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1344.944035][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 11 printk messages dropped ** [ 1344.946915][ T32] Call trace: ** 8 printk messages dropped ** [ 1344.976609][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1344.986145][ T32] r5:855ec78c r4:855ec400 [ 1344.986196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.986970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1344.999855][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1345.001124][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1345.002070][ T32] task:kworker/0:280 state:D stack:0 pid:5519 tgid:5519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.002164][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.002256][ T32] Call trace: [ 1345.002443][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.002553][ T32] r10:8291a684 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:855c0c00 [ 1345.002825][ T32] r4:855c0c00 [ 1345.002892][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.003004][ T32] r5:855c0c00 r4:8291a680 [ 1345.003480][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.003528][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.003660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1345.003688][ T32] r4:00000000 [ 1345.003707][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.003743][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.003779][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.003819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638e80 [ 1345.004007][ T32] r4:00000000 [ 1345.004032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.004077][ T32] r9:83018005 r8:855c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1345.004098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.004140][ T32] r5:00001000 r4:eb8df000 [ 1345.004159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.004198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.004239][ T32] r5:855ec38c r4:855ec000 [ 1345.004258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.004303][ T32] r7:dddced80 r6:83018000 r5:855ec38c r4:8563d100 [ 1345.004324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.004371][ T32] r10:61c88647 r9:855c0c00 r8:8563d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.004651][ T32] r4:8563d100 [ 1345.004682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.004830][ T32] r10:00000000 r9:8563d100 r8:80287e08 r7:ebbc9e60 r6:85636300 r5:855c0c00 [ 1345.004857][ T32] r4:00000001 [ 1345.004951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.004995][ T32] Exception stack(0xebbcdfb0 to 0xebbcdff8) [ 1345.005059][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.005536][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1345.006818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.006915][ T32] r4:82ac21e4 [ 1345.006964][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.007115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.007174][ T32] r4:e0175dc0 [ 1345.007218][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.007306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.030672][ T32] r4:00000000 [ 1345.030803][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.030927][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.030976][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.031076][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1345.031593][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1345.032777][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.033688][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.034696][ T32] r5:855ed38c r4:855ed000 ** 7 printk messages dropped ** [ 1345.035271][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1345.036541][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.060831][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1345.061790][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1345.063032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1345.064077][ T32] r4:855c8000 ** 3 printk messages dropped ** [ 1345.064332][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.064443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 [ 1345.064508][ T32] r4:00000000 [ 1345.064570][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.064645][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.064711][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.064790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84774740 [ 1345.064839][ T32] r4:00000000 [ 1345.064904][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.065032][ T32] r9:83018005 r8:855c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1345.065087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.065173][ T32] r5:00001000 r4:eb90b000 [ 1345.065232][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.065326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.065431][ T32] r5:855ecb8c r4:855ec800 [ 1345.065489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.065590][ T32] r7:dddced80 r6:83018000 r5:855ecb8c r4:8563d200 [ 1345.065638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.065738][ T32] r10:61c88647 r9:855c8000 r8:8563d22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.065791][ T32] r4:8563d200 [ 1345.065835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.065930][ T32] r10:00000000 r9:8563d200 r8:80287e08 r7:ebbd5e60 r6:85636400 r5:855c8000 [ 1345.065990][ T32] r4:00000001 [ 1345.066036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.066119][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) [ 1345.066175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.066234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.066288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.066344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.066392][ T32] r4:85638f80 [ 1345.067126][ T32] INFO: task kworker/0:282:5523 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.067209][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.077879][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.078049][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.078421][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 13 printk messages dropped ** [ 1345.079498][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 18 printk messages dropped ** [ 1345.080831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1345.081925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 ** 12 printk messages dropped ** [ 1345.082831][ T32] r5:85577f8c r4:85577c00 ** 6 printk messages dropped ** [ 1345.083323][ T32] r10:00000000 r9:85636480 r8:80287e08 r7:ebbb5e60 r6:85636500 r5:855ca400 ** 13 printk messages dropped ** [ 1345.084998][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 13 printk messages dropped ** [ 1345.085928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 4 printk messages dropped ** [ 1345.086333][ T32] r5:00001000 r4:e0039000 [ 1345.086387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.086471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.086559][ T32] r5:84b0478c r4:84b04400 [ 1345.086602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.086746][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.086846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.086965][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.087026][ T32] r4:849f2e80 [ 1345.087070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.087169][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.087217][ T32] r4:00000001 [ 1345.087330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.114234][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.114334][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.114457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.115042][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.115199][ T32] Call trace: [ 1345.115286][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.115399][ T32] r10:8291a684 r9:ebbe9d84 r8:00000002 r7:60000013 r6:ebbe9d8c r5:855c9800 [ 1345.115449][ T32] r4:855c9800 [ 1345.115492][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.115580][ T32] r5:855c9800 r4:8291a680 [ 1345.115626][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.115705][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.115803][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1345.115877][ T32] r4:00000000 [ 1345.115954][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.116042][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.116150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.116248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85637000 [ 1345.116297][ T32] r4:00000000 [ 1345.116345][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1345.116865][ T32] r5:855ecf8c r4:855ecc00 ** 2 printk messages dropped ** [ 1345.117085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1345.131602][ T32] Call trace: ** 16 printk messages dropped ** [ 1345.132500][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1345.133245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1345.134455][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.135177][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.135263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.135304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85637300 [ 1345.135325][ T32] r4:00000000 [ 1345.135344][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.135387][ T32] r9:83018005 r8:855cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1345.135409][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.135451][ T32] r5:00001000 r4:eb951000 [ 1345.135471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.135509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.135578][ T32] r5:855ed78c r4:855ed400 [ 1345.135602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.135650][ T32] r7:dddced80 r6:83018000 r5:855ed78c r4:8563d300 [ 1345.135678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.135780][ T32] r10:61c88647 r9:855cb000 r8:8563d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.135830][ T32] r4:8563d300 [ 1345.135874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.135982][ T32] r10:00000000 r9:8563d300 r8:80287e08 r7:ebbd5e60 r6:85636600 r5:855cb000 [ 1345.136039][ T32] r4:00000001 [ 1345.136101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.136185][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) [ 1345.136243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.136327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.136391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.136450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.136496][ T32] r4:856372c0 [ 1345.136831][ T32] INFO: task kworker/0:284:5528 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.136896][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.137016][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.137104][ T32] Call trace: [ 1345.137166][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.137264][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 7 printk messages dropped ** [ 1345.158105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1345.158351][ T32] r4:00000000 [ 1345.158393][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.158471][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.158497][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.158595][ T32] r5:00001000 r4:e0039000 [ 1345.158670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.158744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.158971][ T32] r5:84b0478c r4:84b04400 [ 1345.159381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.159494][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.159563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.159642][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.159668][ T32] r4:849f2e80 [ 1345.159689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.159738][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.159914][ T32] r4:00000001 [ 1345.160022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.160311][ T32] INFO: task kworker/0:285:5530 blocked for more than 471 seconds. ** 15 printk messages dropped ** [ 1345.160860][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.161249][ T32] r5:855edb8c r4:855ed800 ** 4 printk messages dropped ** [ 1345.161445][ T32] r4:8563d380 ** 11 printk messages dropped ** [ 1345.162144][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1345.163586][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 9 printk messages dropped ** [ 1345.163983][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.164041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.164100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.164149][ T32] r4:848f9140 [ 1345.164195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.164245][ T32] INFO: task kworker/0:286:5533 blocked for more than 471 seconds. [ 1345.164323][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.164381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.164426][ T32] task:kworker/0:286 state:D stack:0 pid:5533 tgid:5533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.164555][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.164651][ T32] Call trace: [ 1345.164717][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.164819][ T32] r10:8291a684 r9:ebbc1d84 r8:00000002 r7:60000013 r6:ebbc1d8c r5:855ac800 [ 1345.164876][ T32] r4:855ac800 [ 1345.164922][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.165020][ T32] r5:855ac800 r4:8291a680 [ 1345.165066][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.165148][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.165260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 [ 1345.165326][ T32] r4:00000000 [ 1345.165373][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.165451][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1345.165912][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.166282][ T32] r5:855ee38c r4:855ee000 ** 4 printk messages dropped ** [ 1345.166657][ T32] r4:8563d400 ** 6 printk messages dropped ** [ 1345.167155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.188231][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.188626][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1345.188704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.188731][ T32] r4:e0175dc0 [ 1345.188793][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.188843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.188919][ T32] r4:00000000 [ 1345.188945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.189004][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.189028][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.189080][ T32] r5:00001000 r4:e0039000 [ 1345.189127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.189172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.189221][ T32] r5:84b0478c r4:84b04400 [ 1345.189255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.189307][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.189330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.189429][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.189456][ T32] r4:849f2e80 [ 1345.189478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.189527][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.189575][ T32] r4:00000001 [ 1345.189637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.189677][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.189704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.189758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.189789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.189820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.189844][ T32] r4:848f9140 [ 1345.189863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.189927][ T32] INFO: task kworker/0:287:5535 blocked for more than 471 seconds. [ 1345.189962][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.189993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.190014][ T32] task:kworker/0:287 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.190122][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.190196][ T32] Call trace: [ 1345.190232][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1345.190436][ T32] r5:855ad400 r4:8291a680 ** 5 printk messages dropped ** [ 1345.190625][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.191071][ T32] r5:855edf8c r4:855edc00 [ 1345.191094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.191388][ T32] r10:00000000 r9:8563d500 r8:80287e08 r7:ebbc1e60 r6:8563d580 r5:855ad400 ** 5 printk messages dropped ** [ 1345.191687][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.191719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.191770][ T32] r4:85637600 [ 1345.191931][ T32] INFO: task kworker/0:287:5535 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.191964][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.192042][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.192110][ T32] Call trace: [ 1345.192139][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.192189][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.192211][ T32] r4:00000000 [ 1345.192256][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.192300][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.192328][ T32] 5d20: befcf000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.192357][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.192383][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.192406][ T32] r5:800f0013 r4:80239bb0 [ 1345.192429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.192487][ T32] r4:82ac21e4 [ 1345.192539][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.192614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.192641][ T32] r4:e0175dc0 [ 1345.192676][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.192722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.192744][ T32] r4:00000000 [ 1345.192764][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.192810][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.192830][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.192871][ T32] r5:00001000 r4:e0039000 [ 1345.192919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.193121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.193464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.193731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.194061][ T32] r5:855ae000 r4:8291a680 ** 2 printk messages dropped ** [ 1345.194242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1345.194269][ T32] r4:00000000 [ 1345.194288][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.194326][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.194386][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.194444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856379c0 [ 1345.194507][ T32] r4:00000000 [ 1345.194531][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.194577][ T32] r9:83018005 r8:855ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1345.194598][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.194639][ T32] r5:00001000 r4:eb215000 [ 1345.194659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.194698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.194811][ T32] r5:855eeb8c r4:855ee800 [ 1345.194844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.194893][ T32] r7:dddced80 r6:83018000 r5:855eeb8c r4:8563d600 [ 1345.194980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.195033][ T32] r10:61c88647 r9:855ae000 r8:8563d62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.195110][ T32] r4:8563d600 [ 1345.195133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.195409][ T32] r4:85637600 ** 8 printk messages dropped ** [ 1345.196042][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 10 printk messages dropped ** [ 1345.196414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 14 printk messages dropped ** [ 1345.197224][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 17 printk messages dropped ** [ 1345.230443][ T32] r4:855aec00 ** 8 printk messages dropped ** [ 1345.230789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1345.231252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1345.232355][ T32] Call trace: ** 10 printk messages dropped ** [ 1345.232886][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.233191][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.233450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.233623][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.233658][ T32] r4:849f2e80 [ 1345.233678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.233727][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.233801][ T32] r4:00000001 [ 1345.233824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.233884][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.233913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.233944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.233997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.234054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.234081][ T32] r4:848f9140 [ 1345.234102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.234125][ T32] INFO: task kworker/0:290:5540 blocked for more than 471 seconds. [ 1345.234153][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.234226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.234301][ T32] task:kworker/0:290 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.234349][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.234409][ T32] Call trace: [ 1345.234480][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.234530][ T32] r10:8291a684 r9:ebbbdd84 r8:00000002 r7:60000013 r6:ebbbdd8c r5:855abc00 [ 1345.234554][ T32] r4:855abc00 [ 1345.234625][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.234671][ T32] r5:855abc00 r4:8291a680 [ 1345.234692][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.234730][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.234785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1345.234811][ T32] r4:00000000 [ 1345.234844][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.234911][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.234966][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.235018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85637e00 [ 1345.235043][ T32] r4:00000000 [ 1345.235064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.235159][ T32] r9:83018005 r8:855abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1345.235185][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.235227][ T32] r5:00001000 r4:eb437000 [ 1345.235274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.235318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.235386][ T32] r5:855ef38c r4:855ef000 [ 1345.235410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.235457][ T32] r7:dddced80 r6:83018000 r5:855ef38c r4:8563d800 [ 1345.235554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.235612][ T32] r10:61c88647 r9:855abc00 r8:8563d82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.235637][ T32] r4:8563d800 [ 1345.235656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.235703][ T32] r10:00000000 r9:8563d800 r8:80287e08 r7:ebaf5e60 r6:8563d880 r5:855abc00 [ 1345.235725][ T32] r4:00000001 [ 1345.235744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.235778][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1345.235806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.235886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1345.236461][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 11 printk messages dropped ** [ 1345.236845][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.237176][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 13 printk messages dropped ** [ 1345.246467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1345.247292][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.260270][ T32] r5:855eef8c r4:855eec00 ** 3 printk messages dropped ** [ 1345.260473][ T32] r10:61c88647 r9:84a08000 r8:8563d92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.260497][ T32] r4:8563d900 [ 1345.260595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.260648][ T32] r10:00000000 r9:8563d900 r8:80287e08 r7:ebbbde60 r6:8563d980 r5:84a08000 [ 1345.260672][ T32] r4:00000001 [ 1345.260691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.260781][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) [ 1345.260815][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.260897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.260954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.261008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.261042][ T32] r4:85637b80 [ 1345.261359][ T32] INFO: task kworker/0:291:5543 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.261393][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.261454][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.261500][ T32] Call trace: [ 1345.261557][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.261615][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.261667][ T32] r4:00000000 [ 1345.261745][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.261815][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.261847][ T32] 5d20: bfa24000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.261914][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.261944][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.261968][ T32] r5:800f0013 r4:80239bb0 [ 1345.261997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1345.262369][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 16 printk messages dropped ** [ 1345.263091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1345.263832][ T32] r5:84a09800 r4:8291a680 ** 8 printk messages dropped ** [ 1345.264272][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.264534][ T32] r5:855eff8c r4:855efc00 ** 2 printk messages dropped ** [ 1345.264681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1345.265580][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.265880][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1345.266323][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1345.266880][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.267057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.267108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.267140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.267164][ T32] r4:848f9140 [ 1345.267185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.267209][ T32] INFO: task kworker/0:293:5548 blocked for more than 471 seconds. [ 1345.267237][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.267260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.267331][ T32] task:kworker/0:293 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.287928][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.288046][ T32] Call trace: [ 1345.288101][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.288161][ T32] r10:8291a684 r9:ebc0dd84 r8:00000002 r7:60000113 r6:ebc0dd8c r5:84a08c00 [ 1345.288188][ T32] r4:84a08c00 [ 1345.288236][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.288315][ T32] r5:84a08c00 r4:8291a680 [ 1345.288353][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.288446][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.288499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 [ 1345.288549][ T32] r4:00000000 [ 1345.288573][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.288611][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.288735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.288785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84774800 [ 1345.288809][ T32] r4:00000000 [ 1345.288829][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.288879][ T32] r9:83018005 r8:84a08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1345.288901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.288945][ T32] r5:00001000 r4:eb495000 [ 1345.288967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.289040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.289138][ T32] r5:855ef78c r4:855ef400 [ 1345.289164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.289216][ T32] r7:dddced80 r6:83018000 r5:855ef78c r4:8563db00 [ 1345.289290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.289396][ T32] r10:61c88647 r9:84a08c00 r8:8563db2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.289422][ T32] r4:8563db00 [ 1345.289443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.289491][ T32] r10:00000000 r9:8563db00 r8:80287e08 r7:ebc09e60 r6:8563db80 r5:84a08c00 ** 5 printk messages dropped ** [ 1345.289653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.290442][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.290892][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.291151][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.291365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.291714][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 11 printk messages dropped ** [ 1345.292089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1345.292376][ T32] r4:84a0b000 ** 4 printk messages dropped ** [ 1345.292611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 ** 8 printk messages dropped ** [ 1345.293081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.293290][ T32] r5:855efb8c r4:855ef800 ** 4 printk messages dropped ** [ 1345.293478][ T32] r4:8563dc00 ** 5 printk messages dropped ** [ 1345.293740][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.294426][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1345.294738][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1345.295120][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1345.295539][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.295563][ T32] r4:00000001 [ 1345.295589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.295655][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.295715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.295748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.295776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.295858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.295911][ T32] r4:848f9140 [ 1345.295935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.295960][ T32] INFO: task kworker/0:295:5551 blocked for more than 471 seconds. [ 1345.295994][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.296045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.296096][ T32] task:kworker/0:295 state:D stack:0 pid:5551 tgid:5551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.296182][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.296229][ T32] Call trace: [ 1345.296259][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.296308][ T32] r10:8291a684 r9:ebc15d84 r8:00000002 r7:60000113 r6:ebc15d8c r5:84a0bc00 [ 1345.296348][ T32] r4:84a0bc00 [ 1345.296452][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.296502][ T32] r5:84a0bc00 r4:8291a680 [ 1345.296522][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.296619][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.296698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 [ 1345.296726][ T32] r4:00000000 [ 1345.296745][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.296782][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.296816][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.296857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4400 [ 1345.296881][ T32] r4:00000000 [ 1345.296951][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.297029][ T32] r9:83018005 r8:84a0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.297055][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.297100][ T32] r5:00001000 r4:eb63f000 [ 1345.297121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.297162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.297205][ T32] r5:855f838c r4:855f8000 [ 1345.297225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.297296][ T32] r7:dddced80 r6:83018000 r5:855f838c r4:8563dd00 [ 1345.297377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.315585][ T32] r10:61c88647 r9:84a0bc00 r8:8563dd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.315640][ T32] r4:8563dd00 [ 1345.315667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.315731][ T32] r10:00000000 r9:8563dd00 r8:80287e08 r7:ebc09e60 r6:8563dd80 r5:84a0bc00 [ 1345.315756][ T32] r4:00000001 [ 1345.315777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.315843][ T32] Exception stack(0xebc15fb0 to 0xebc15ff8) [ 1345.315878][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.315909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.315961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.316003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.316054][ T32] r4:856c4340 [ 1345.316403][ T32] INFO: task kworker/0:295:5551 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.316452][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.316527][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.316597][ T32] Call trace: [ 1345.316686][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.316790][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.316818][ T32] r4:00000000 [ 1345.316839][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.316907][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.316940][ T32] 5d20: bff80000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.316984][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.317015][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.317096][ T32] r5:800f0013 r4:80239bb0 [ 1345.317124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.317195][ T32] r4:82ac21e4 [ 1345.317221][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.317291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.317381][ T32] r4:e0175dc0 [ 1345.329990][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.330113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.330144][ T32] r4:00000000 [ 1345.330167][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.330464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.330844][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 9 printk messages dropped ** [ 1345.331164][ T32] INFO: task kworker/0:296:5555 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.331555][ T32] r5:84a0c800 r4:8291a680 ** 5 printk messages dropped ** [ 1345.331775][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.332571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.332735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.333250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.333312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.333361][ T32] r4:856c43c0 [ 1345.333839][ T32] INFO: task kworker/0:296:5555 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.333878][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.334028][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.334172][ T32] Call trace: [ 1345.334266][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.334366][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.334598][ T32] r4:00000000 [ 1345.334654][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.334734][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.334847][ T32] 5d20: c0331000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.334910][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.334961][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.335007][ T32] r5:800f0013 r4:80239bb0 [ 1345.335052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.335135][ T32] r4:82ac21e4 [ 1345.335177][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.335258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.335325][ T32] r4:e0175dc0 [ 1345.335371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.335491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.335553][ T32] r4:00000000 [ 1345.335614][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.335721][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.335792][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.335881][ T32] r5:00001000 r4:e0039000 [ 1345.335928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.336007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.336090][ T32] r5:84b0478c r4:84b04400 [ 1345.336134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.336230][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.336291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.336405][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.336475][ T32] r4:849f2e80 [ 1345.336522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.336639][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.336705][ T32] r4:00000001 [ 1345.336750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.336832][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.336937][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.337003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.337061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.337144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.337215][ T32] r4:848f9140 [ 1345.337262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.337400][ T32] INFO: task kworker/0:297:5556 blocked for more than 471 seconds. [ 1345.351754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.351834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.351866][ T32] task:kworker/0:297 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.351983][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.352055][ T32] Call trace: [ 1345.352115][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.352232][ T32] r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:84a0d400 [ 1345.352261][ T32] r4:84a0d400 [ 1345.352283][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.352328][ T32] r5:84a0d400 r4:8291a680 [ 1345.352348][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.352387][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.352430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 [ 1345.352454][ T32] r4:00000000 [ 1345.352473][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.352508][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.352545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.352587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4500 [ 1345.352636][ T32] r4:00000000 [ 1345.352671][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.352724][ T32] r9:83018005 r8:84a0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1345.352747][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.352888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.352957][ T32] r5:855f878c r4:855f8400 [ 1345.353007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.353231][ T32] r4:8563df00 ** 6 printk messages dropped ** [ 1345.353578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.354478][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1345.354861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 5 printk messages dropped ** [ 1345.355115][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1345.355550][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.355916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.356275][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.356655][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.357077][ T32] r9:83018005 r8:84a0e000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1345.357257][ T32] r5:855f8f8c r4:855f8c00 ** 3 printk messages dropped ** [ 1345.374324][ T32] r10:61c88647 r9:84a0e000 r8:856cd02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.374728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1345.375462][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1345.375666][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.375701][ T32] 5d20: c07ec000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.375749][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.375798][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.375825][ T32] r5:800f0013 r4:80239bb0 [ 1345.375846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.375905][ T32] r4:82ac21e4 [ 1345.375928][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.375971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.375993][ T32] r4:e0175dc0 [ 1345.376012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.376054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.376076][ T32] r4:00000000 [ 1345.376125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.376177][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.376220][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.376268][ T32] r5:00001000 r4:e0039000 [ 1345.376309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.376372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.376419][ T32] r5:84b0478c r4:84b04400 [ 1345.376439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.376505][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.376530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.376601][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.376624][ T32] r4:849f2e80 [ 1345.376643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.376694][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.376718][ T32] r4:00000001 [ 1345.376757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.376797][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.376823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.376851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.376878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.376905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.376929][ T32] r4:848f9140 [ 1345.376949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.376998][ T32] INFO: task kworker/0:299:5561 blocked for more than 471 seconds. [ 1345.377035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.377060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.377081][ T32] task:kworker/0:299 state:D stack:0 pid:5561 tgid:5561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.377179][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.377226][ T32] Call trace: [ 1345.377282][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.384524][ T32] r10:8291a684 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:84a0ec00 [ 1345.384567][ T32] r4:84a0ec00 ** 5 printk messages dropped ** [ 1345.384832][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1345.385235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.385419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1345.386306][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1345.387221][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 14 printk messages dropped ** [ 1345.400221][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 10 printk messages dropped ** [ 1345.400595][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.400919][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.400982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc29e08 [ 1345.401008][ T32] r4:00000000 [ 1345.401027][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.401062][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.401100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.401145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4b40 [ 1345.401186][ T32] r4:00000000 [ 1345.401210][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.401258][ T32] r9:83018005 r8:84a0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.401280][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.401323][ T32] r5:00001000 r4:eb81f000 [ 1345.401365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.401407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.401449][ T32] r5:855f978c r4:855f9400 [ 1345.401468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.401512][ T32] r7:dddced80 r6:83018000 r5:855f978c r4:856cd200 [ 1345.401552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.401603][ T32] r10:61c88647 r9:84a0a400 r8:856cd22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.401649][ T32] r4:856cd200 [ 1345.401672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.401726][ T32] r10:00000000 r9:856cd200 r8:80287e08 r7:ebc25e60 r6:856cd280 r5:84a0a400 [ 1345.401748][ T32] r4:00000001 [ 1345.401787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.401847][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1345.401876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.401905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.401931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.402512][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.403050][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1345.403441][ T32] r5:00001000 r4:e0039000 ** 9 printk messages dropped ** [ 1345.403820][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 14 printk messages dropped ** [ 1345.404337][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.404604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 ** 12 printk messages dropped ** [ 1345.405180][ T32] r5:855f9b8c r4:855f9800 ** 9 printk messages dropped ** [ 1345.405553][ T32] Exception stack(0xebc2dfb0 to 0xebc2dff8) ** 10 printk messages dropped ** [ 1345.406184][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 20 printk messages dropped ** [ 1345.406969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1345.430117][ T32] r4:848f9140 ** 9 printk messages dropped ** [ 1345.430551][ T32] r4:85658000 ** 5 printk messages dropped ** [ 1345.430809][ T32] r4:00000000 [ 1345.430842][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.430882][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.430940][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.430992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4e00 [ 1345.431041][ T32] r4:00000000 [ 1345.431065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.431114][ T32] r9:83018005 r8:85658000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1345.431158][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.431225][ T32] r5:00001000 r4:eb84b000 [ 1345.431258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.431302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.431344][ T32] r5:855f9f8c r4:855f9c00 [ 1345.431390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.431463][ T32] r7:dddced80 r6:83018000 r5:855f9f8c r4:856cd400 [ 1345.431488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.431536][ T32] r10:61c88647 r9:85658000 r8:856cd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.431558][ T32] r4:856cd400 [ 1345.431578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.431623][ T32] r10:00000000 r9:856cd400 r8:80287e08 r7:ebc2de60 r6:856cd480 r5:85658000 [ 1345.431675][ T32] r4:00000001 [ 1345.431726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.431786][ T32] Exception stack(0xebc31fb0 to 0xebc31ff8) [ 1345.431816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.431845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.431891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.431936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.431981][ T32] r4:856c4c40 [ 1345.432350][ T32] INFO: task kworker/0:302:5566 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.432384][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.432486][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.432534][ T32] Call trace: [ 1345.432563][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.432613][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.432645][ T32] r4:00000000 [ 1345.432668][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.432715][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.432743][ T32] 5d20: c13aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 6 printk messages dropped ** [ 1345.433004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 15 printk messages dropped ** [ 1345.433630][ T32] r4:849f2e80 ** 9 printk messages dropped ** [ 1345.434023][ T32] r4:848f9140 ** 9 printk messages dropped ** [ 1345.434427][ T32] r4:85658c00 ** 8 printk messages dropped ** [ 1345.434741][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1345.435171][ T32] r7:dddced80 r6:83018000 r5:855fa38c r4:856cd500 ** 12 printk messages dropped ** [ 1345.435587][ T32] r4:856db000 ** 8 printk messages dropped ** [ 1345.436089][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.436149][ T32] 5d20: c13aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.436200][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.436229][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.436252][ T32] r5:800f0013 r4:80239bb0 [ 1345.436273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.436313][ T32] r4:82ac21e4 [ 1345.436332][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.436384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.436430][ T32] r4:e0175dc0 [ 1345.436452][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.436533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.436575][ T32] r4:00000000 [ 1345.436596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.436644][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.436675][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.436725][ T32] r5:00001000 r4:e0039000 [ 1345.436745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.436794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.436839][ T32] r5:84b0478c r4:84b04400 [ 1345.436879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.436928][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.436950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.437017][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.437042][ T32] r4:849f2e80 [ 1345.437062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.437129][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.437155][ T32] r4:00000001 [ 1345.437174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.437209][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.437235][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.437263][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.437337][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.446834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1345.447694][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.448106][ T32] r5:855fa78c r4:855fa400 ** 3 printk messages dropped ** [ 1345.448289][ T32] r10:61c88647 r9:85659800 r8:856cd62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1345.448715][ T32] r4:856db000 ** 5 printk messages dropped ** [ 1345.449288][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 2 printk messages dropped ** [ 1345.449396][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.449433][ T32] 5d20: c13aa000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.449464][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.449491][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.449513][ T32] r5:800f0013 r4:80239bb0 [ 1345.449533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.449572][ T32] r4:82ac21e4 [ 1345.449592][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.449635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.449657][ T32] r4:e0175dc0 [ 1345.449689][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.449736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.449759][ T32] r4:00000000 [ 1345.449778][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.449823][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.449843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.449884][ T32] r5:00001000 r4:e0039000 [ 1345.449904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.449942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.449984][ T32] r5:84b0478c r4:84b04400 [ 1345.450044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.450095][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.450146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.450196][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.450218][ T32] r4:849f2e80 [ 1345.450237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.450283][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.450305][ T32] r4:00000001 [ 1345.450324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.450359][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.450385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.450433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.450463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.450506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.450533][ T32] r4:848f9140 [ 1345.450553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.450578][ T32] INFO: task kworker/0:305:5572 blocked for more than 471 seconds. [ 1345.450606][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.450629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.450649][ T32] task:kworker/0:305 state:D stack:0 pid:5572 tgid:5572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.450700][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.450743][ T32] Call trace: [ 1345.450839][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.450892][ T32] r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000013 r6:ebc21d8c r5:8565b000 [ 1345.450916][ T32] r4:8565b000 [ 1345.450937][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.451001][ T32] r5:8565b000 r4:8291a680 [ 1345.451033][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.451075][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.451118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 [ 1345.451160][ T32] r4:00000000 [ 1345.451182][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.451217][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.451293][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.451338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db400 [ 1345.451362][ T32] r4:00000000 [ 1345.451381][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.451446][ T32] r9:83018005 r8:8565b000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.451470][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.451611][ T32] r5:8557738c r4:85577000 [ 1345.451659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.451715][ T32] r7:dddced80 r6:83018000 r5:8557738c r4:856cd700 ** 4 printk messages dropped ** [ 1345.451958][ T32] r10:00000000 r9:856cd700 r8:80287e08 r7:ebc41e60 r6:856cd780 r5:8565b000 ** 9 printk messages dropped ** [ 1345.452435][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.453001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 7 printk messages dropped ** [ 1345.453288][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1345.453563][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.453845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.454162][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.454493][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.454762][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.455231][ T32] r5:855faf8c r4:855fac00 ** 1 printk messages dropped ** [ 1345.455375][ T32] r7:dddced80 r6:83018000 r5:855faf8c r4:856cd800 ** 2 printk messages dropped ** [ 1345.455572][ T32] r4:856cd800 ** 6 printk messages dropped ** [ 1345.456054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.457204][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1345.497099][ T32] r4:82ac21e4 [ 1345.497163][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.497261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.498120][ T32] r4:e0175dc0 [ 1345.498233][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.498403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.498480][ T32] r4:00000000 [ 1345.498533][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.498664][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.498730][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.498881][ T32] r5:00001000 r4:e0039000 [ 1345.498951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.499045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.499139][ T32] r5:84b0478c r4:84b04400 [ 1345.499186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.499290][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.499383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.499494][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.499548][ T32] r4:849f2e80 [ 1345.499616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.499736][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.499797][ T32] r4:00000001 [ 1345.499849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.499938][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.500009][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.500095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.500172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.500246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.500305][ T32] r4:848f9140 [ 1345.500365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.500440][ T32] INFO: task kworker/1:913:5576 blocked for more than 472 seconds. [ 1345.500511][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.500590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.500667][ T32] task:kworker/1:913 state:D stack:0 pid:5576 tgid:5576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.500827][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.500991][ T32] Call trace: [ 1345.501074][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.501185][ T32] r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000113 r6:ebc45d8c r5:855ce000 [ 1345.501240][ T32] r4:855ce000 [ 1345.501301][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.501398][ T32] r5:855ce000 r4:8291a680 [ 1345.501447][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.501545][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.501669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1345.501748][ T32] r4:00000000 [ 1345.501798][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.501875][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.501959][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.502079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e0f80 [ 1345.502137][ T32] r4:00000000 [ 1345.502183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.502322][ T32] r9:83018205 r8:855ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1345.502377][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.502472][ T32] r5:00001000 r4:eba01000 [ 1345.502516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.502619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.502714][ T32] r5:85577b8c r4:85577800 [ 1345.502761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.502898][ T32] r7:ddde2d80 r6:83018200 r5:85577b8c r4:85636700 [ 1345.502988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.503095][ T32] r10:61c88647 r9:855ce000 r8:8563672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.503160][ T32] r4:85636700 [ 1345.503211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.503309][ T32] r10:00000000 r9:85636700 r8:80287e08 r7:ebbe1e60 r6:85636780 r5:855ce000 [ 1345.503385][ T32] r4:00000001 [ 1345.503444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.503521][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1345.503601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.503672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.503739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.503830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.503886][ T32] r4:856e00c0 [ 1345.504631][ T32] INFO: task kworker/1:913:5576 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.504708][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.504849][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.504955][ T32] Call trace: [ 1345.505024][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.505128][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.505181][ T32] r4:00000000 [ 1345.505226][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.505325][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 3 printk messages dropped ** [ 1345.505603][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1345.506167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1345.507017][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 6 printk messages dropped ** [ 1345.538123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1345.538645][ T32] r4:848f9140 [ 1345.538702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.538793][ T32] INFO: task kworker/0:307:5577 blocked for more than 472 seconds. [ 1345.538869][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.538974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.539031][ T32] task:kworker/0:307 state:D stack:0 pid:5577 tgid:5577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.539142][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.539258][ T32] Call trace: [ 1345.539442][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.539574][ T32] r10:8291a684 r9:ebc4dd84 r8:00000002 r7:60000113 r6:ebc4dd8c r5:855cbc00 [ 1345.539777][ T32] r4:855cbc00 [ 1345.539836][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.539935][ T32] r5:855cbc00 r4:8291a680 [ 1345.539988][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.540079][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.540182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1345.540239][ T32] r4:00000000 [ 1345.540308][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.540394][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.540482][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.540596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db6c0 [ 1345.540690][ T32] r4:00000000 [ 1345.540753][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.540862][ T32] r9:83018005 r8:855cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1345.540917][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.541279][ T32] r5:855fab8c r4:855fa800 ** 1 printk messages dropped ** [ 1345.541427][ T32] r7:dddced80 r6:83018000 r5:855fab8c r4:856cd900 [ 1345.541480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.541609][ T32] r10:61c88647 r9:855cbc00 r8:856cd92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.541693][ T32] r4:856cd900 [ 1345.541748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.541850][ T32] r10:00000000 r9:856cd900 r8:80287e08 r7:ebc39e60 r6:85636800 r5:855cbc00 [ 1345.541902][ T32] r4:00000001 [ 1345.541945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.542045][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) [ 1345.542115][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.542181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.542313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.542405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.543211][ T32] r4:856db7c0 [ 1345.544234][ T32] INFO: task kworker/0:307:5577 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.544334][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.544555][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.544692][ T32] Call trace: [ 1345.544764][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.544878][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.544931][ T32] r4:00000000 [ 1345.544978][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1345.545317][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 1345.546767][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1345.572829][ T32] r4:849f2e80 ** 6 printk messages dropped ** [ 1345.573115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1345.573547][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1345.574050][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.574510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.574552][ T32] r5:855fb38c r4:855fb000 ** 1 printk messages dropped ** [ 1345.574616][ T32] r7:dddced80 r6:83018000 r5:855fb38c r4:856cd980 ** 6 printk messages dropped ** [ 1345.574992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.575727][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1345.576400][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 9 printk messages dropped ** [ 1345.576806][ T32] r4:00000000 [ 1345.576830][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.576878][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.576901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.576944][ T32] r5:00001000 r4:e0039000 [ 1345.577000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.577047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.577089][ T32] r5:84b0478c r4:84b04400 [ 1345.577109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.577155][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.577176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.577224][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.577246][ T32] r4:849f2e80 [ 1345.577542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.594680][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.594731][ T32] r4:00000001 [ 1345.594756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.594856][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.594889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.594944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.595006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.595047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.595161][ T32] r4:848f9140 [ 1345.595205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.595239][ T32] INFO: task kworker/0:309:5581 blocked for more than 472 seconds. [ 1345.595272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.595317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.595491][ T32] task:kworker/0:309 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.595551][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.595620][ T32] Call trace: [ 1345.595661][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.595718][ T32] r10:8291a684 r9:ebc5dd84 r8:00000002 r7:60000013 r6:ebc5dd8c r5:855cec00 [ 1345.595741][ T32] r4:855cec00 [ 1345.595761][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.595805][ T32] r5:855cec00 r4:8291a680 [ 1345.595826][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.595897][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.595944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 [ 1345.595985][ T32] r4:00000000 [ 1345.596012][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.596050][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.596088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.596129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dbdc0 [ 1345.596240][ T32] r4:00000000 [ 1345.596265][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.596314][ T32] r9:83018005 r8:855cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1345.596336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.596378][ T32] r5:00001000 r4:eb9df000 [ 1345.596399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.596439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.596494][ T32] r5:8560038c r4:85600000 [ 1345.596518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.596585][ T32] r7:dddced80 r6:83018000 r5:8560038c r4:856cda00 [ 1345.596608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.596707][ T32] r4:856cda00 ** 4 printk messages dropped ** [ 1345.596851][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) ** 6 printk messages dropped ** [ 1345.610604][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.611517][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.611671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1345.612276][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.612314][ T32] r4:849f2e80 [ 1345.612339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.612418][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.612460][ T32] r4:00000001 [ 1345.612483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.612523][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.612570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.612634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.612802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.612900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.612927][ T32] r4:848f9140 [ 1345.612951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.612983][ T32] INFO: task kworker/0:310:5583 blocked for more than 472 seconds. [ 1345.613024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.613083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.613110][ T32] task:kworker/0:310 state:D stack:0 pid:5583 tgid:5583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.613179][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.613242][ T32] Call trace: [ 1345.613356][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.613532][ T32] r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000113 r6:ebc65d8c r5:855d8c00 [ 1345.613657][ T32] r4:855d8c00 [ 1345.613684][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.613730][ T32] r5:855d8c00 r4:8291a680 [ 1345.613750][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.613791][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.613835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1345.613888][ T32] r4:00000000 [ 1345.613915][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1345.613988][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.614036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dba00 [ 1345.614059][ T32] r4:00000000 [ 1345.614092][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.614145][ T32] r9:83018005 r8:855d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1345.614167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.614211][ T32] r5:00001000 r4:eb9af000 [ 1345.614243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.614287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.614390][ T32] r5:855fb78c r4:855fb400 [ 1345.614560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.614687][ T32] r7:dddced80 r6:83018000 r5:855fb78c r4:856cda80 [ 1345.614717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.614856][ T32] r10:61c88647 r9:855d8c00 r8:856cdaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.615001][ T32] r4:856cda80 [ 1345.615038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.615089][ T32] r10:00000000 r9:856cda80 r8:80287e08 r7:ebc5de60 r6:85636980 r5:855d8c00 [ 1345.615112][ T32] r4:00000001 [ 1345.615131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.615166][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) [ 1345.615194][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.615223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.615252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.615280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.615346][ T32] r4:856db900 [ 1345.615657][ T32] INFO: task kworker/0:310:5583 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.615729][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.615862][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.615908][ T32] Call trace: [ 1345.616023][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.616138][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.616166][ T32] r4:00000000 [ 1345.616187][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.616228][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.616258][ T32] 5d20: c25cf000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.616517][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.616548][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1345.616809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1345.641570][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1345.642100][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1345.642338][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1345.642561][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.643021][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.643497][ T32] r5:00001000 r4:eb9c1000 ** 2 printk messages dropped ** [ 1345.643653][ T32] r5:855fbb8c r4:855fb800 ** 2 printk messages dropped ** [ 1345.643761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.643938][ T32] r10:00000000 r9:856cdb00 r8:80287e08 r7:ebc5de60 r6:85636a00 r5:855d8000 [ 1345.643964][ T32] r4:00000001 [ 1345.643984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.644027][ T32] Exception stack(0xebc6dfb0 to 0xebc6dff8) [ 1345.644053][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.644082][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.644108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.644137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.644159][ T32] r4:856dba40 [ 1345.644590][ T32] INFO: task kworker/0:311:5585 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.644655][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.644729][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.644777][ T32] Call trace: [ 1345.644807][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.644858][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.644916][ T32] r4:00000000 [ 1345.644970][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.645020][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.645048][ T32] 5d20: c2c1f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.645077][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.645103][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.645156][ T32] r5:800f0013 r4:80239bb0 [ 1345.645240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.645285][ T32] r4:82ac21e4 [ 1345.645323][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.645419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.645480][ T32] r4:e0175dc0 [ 1345.645505][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.645549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.645572][ T32] r4:00000000 [ 1345.645593][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.645639][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.645661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.645714][ T32] r5:00001000 r4:e0039000 [ 1345.645738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.645896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.646019][ T32] r5:84b0478c r4:84b04400 [ 1345.646044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.646171][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.646335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.646385][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.646407][ T32] r4:849f2e80 [ 1345.646426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.646546][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.646573][ T32] r4:00000001 [ 1345.646593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.646652][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.646683][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.646712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.646738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.646851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.646908][ T32] r4:848f9140 [ 1345.646952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.647007][ T32] INFO: task kworker/0:312:5587 blocked for more than 472 seconds. [ 1345.647047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.647073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.647095][ T32] task:kworker/0:312 state:D stack:0 pid:5587 tgid:5587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.647184][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.647243][ T32] Call trace: [ 1345.659817][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.659912][ T32] r10:8291a684 r9:ebc75d84 r8:00000002 r7:60000113 r6:ebc75d8c r5:855d9800 [ 1345.659940][ T32] r4:855d9800 [ 1345.659961][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1345.660064][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1345.660623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.660770][ T32] r5:855fbf8c r4:855fbc00 ** 1 printk messages dropped ** [ 1345.660913][ T32] r7:dddced80 r6:83018000 r5:855fbf8c r4:856cdb80 [ 1345.660937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.660986][ T32] r10:61c88647 r9:855d9800 r8:856cdbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.661016][ T32] r4:856cdb80 [ 1345.661036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.661082][ T32] r10:00000000 r9:856cdb80 r8:80287e08 r7:ebc5de60 r6:85636a80 r5:855d9800 [ 1345.661104][ T32] r4:00000001 [ 1345.661123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.661160][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1345.661189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.661303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.661333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.661362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.661384][ T32] r4:856dbb80 [ 1345.661798][ T32] INFO: task kworker/0:312:5587 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.661834][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.661903][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.662025][ T32] Call trace: [ 1345.662079][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.662134][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.662158][ T32] r4:00000000 [ 1345.662178][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.662218][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.662246][ T32] 5d20: c2c1f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.662317][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.662360][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.662388][ T32] r5:800f0013 r4:80239bb0 [ 1345.662410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.662453][ T32] r4:82ac21e4 [ 1345.662473][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.662516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.662538][ T32] r4:e0175dc0 [ 1345.662557][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.662598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.662620][ T32] r4:00000000 [ 1345.662639][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.662683][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.662705][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.662763][ T32] r5:00001000 r4:e0039000 [ 1345.662858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.662972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.663027][ T32] r5:84b0478c r4:84b04400 [ 1345.663050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.663098][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.663153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.663235][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.663262][ T32] r4:849f2e80 [ 1345.663287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.663337][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.663361][ T32] r4:00000001 [ 1345.663397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.663437][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.663465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.663492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.663518][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.663547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.663573][ T32] r4:848f9140 [ 1345.663614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.663655][ T32] INFO: task kworker/0:313:5589 blocked for more than 472 seconds. [ 1345.663689][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.663715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.663736][ T32] task:kworker/0:313 state:D stack:0 pid:5589 tgid:5589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.663783][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.663864][ T32] Call trace: [ 1345.663915][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.663965][ T32] r10:8291a684 r9:ebc7dd84 r8:00000002 r7:60000013 r6:ebc7dd8c r5:855da400 [ 1345.663988][ T32] r4:855da400 [ 1345.664015][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.664060][ T32] r5:855da400 r4:8291a680 [ 1345.664080][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.664119][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.664161][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 [ 1345.664184][ T32] r4:00000000 [ 1345.664203][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.664237][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.664271][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.664313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c4d40 [ 1345.664338][ T32] r4:00000000 [ 1345.664357][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.664401][ T32] r9:83018005 r8:855da400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1345.664422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1345.664483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.664567][ T32] r5:85600b8c r4:85600800 [ 1345.664647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.664700][ T32] r7:dddced80 r6:83018000 r5:85600b8c r4:856cdc00 [ 1345.664721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.664770][ T32] r10:61c88647 r9:855da400 r8:856cdc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.664792][ T32] r4:856cdc00 [ 1345.664811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.664856][ T32] r10:00000000 r9:856cdc00 r8:80287e08 r7:ebc5de60 r6:85636b00 r5:855da400 [ 1345.664908][ T32] r4:00000001 [ 1345.664951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.665033][ T32] Exception stack(0xebc7dfb0 to 0xebc7dff8) [ 1345.665077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.665107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.665134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.665223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.665252][ T32] r4:856dbcc0 [ 1345.665652][ T32] INFO: task kworker/0:313:5589 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.665693][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.665870][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.665963][ T32] Call trace: [ 1345.666006][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.666063][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.666133][ T32] r4:00000000 [ 1345.666221][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.666305][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.666370][ T32] 5d20: c2c1f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.666406][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.666436][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.666463][ T32] r5:800f0013 r4:80239bb0 [ 1345.666485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.666532][ T32] r4:82ac21e4 [ 1345.666553][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.666596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.666650][ T32] r4:e0175dc0 [ 1345.666674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.666759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.666856][ T32] r4:00000000 [ 1345.666887][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.666951][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.666977][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.667029][ T32] r5:00001000 r4:e0039000 [ 1345.667050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.667090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.667133][ T32] r5:84b0478c r4:84b04400 [ 1345.667153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.667239][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.667371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.689640][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.689712][ T32] r4:849f2e80 [ 1345.689739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.689811][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.689834][ T32] r4:00000001 [ 1345.689855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.689894][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.689960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.690035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.690067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.690097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.690123][ T32] r4:848f9140 [ 1345.690147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.690189][ T32] INFO: task kworker/0:314:5591 blocked for more than 472 seconds. [ 1345.690284][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.690317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.690364][ T32] task:kworker/0:314 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.690458][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.690514][ T32] Call trace: [ 1345.690580][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.690637][ T32] r10:8291a684 r9:ebc85d84 r8:00000002 r7:60000113 r6:ebc85d8c r5:855db000 [ 1345.690661][ T32] r4:855db000 [ 1345.690682][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.690727][ T32] r5:855db000 r4:8291a680 [ 1345.690839][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.690922][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.690971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1345.690999][ T32] r4:00000000 [ 1345.691033][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.691071][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.691140][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.691187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dbf40 [ 1345.691210][ T32] r4:00000000 [ 1345.691230][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.691278][ T32] r9:83018005 r8:855db000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1345.691317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.691364][ T32] r5:00001000 r4:eb9eb000 [ 1345.691385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.691424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.691466][ T32] r5:8560078c r4:85600400 [ 1345.691486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.691531][ T32] r7:dddced80 r6:83018000 r5:8560078c r4:856cdc80 [ 1345.691552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.691598][ T32] r10:61c88647 r9:855db000 r8:856cdcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.691620][ T32] r4:856cdc80 [ 1345.691640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.691687][ T32] r10:00000000 r9:856cdc80 r8:80287e08 r7:ebc7de60 r6:85636b80 r5:855db000 [ 1345.691714][ T32] r4:00000001 [ 1345.691735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.691771][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1345.691797][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.691890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.691920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.691949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.691970][ T32] r4:856db2c0 [ 1345.692383][ T32] INFO: task kworker/0:314:5591 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.692416][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.692473][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.692576][ T32] Call trace: [ 1345.692610][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.692706][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.692735][ T32] r4:00000000 [ 1345.692756][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.692885][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.692978][ T32] 5d20: c2f8b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.693015][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.693041][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.693065][ T32] r5:800f0013 r4:80239bb0 [ 1345.693085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.693126][ T32] r4:82ac21e4 [ 1345.693146][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.693323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.693351][ T32] r4:e0175dc0 [ 1345.693371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.693449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.693504][ T32] r4:00000000 [ 1345.693528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.693592][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.693616][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.693662][ T32] r5:00001000 r4:e0039000 [ 1345.693684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.693725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.693771][ T32] r5:84b0478c r4:84b04400 [ 1345.693791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.693837][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.693858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.693937][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.694023][ T32] r4:849f2e80 [ 1345.694132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.694183][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.694237][ T32] r4:00000001 [ 1345.694259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.694297][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.694324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.694354][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.694395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.694488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.694513][ T32] r4:848f9140 [ 1345.694534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.694588][ T32] INFO: task kworker/0:315:5593 blocked for more than 472 seconds. [ 1345.694633][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.694753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.694815][ T32] task:kworker/0:315 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.694871][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.694916][ T32] Call trace: [ 1345.694946][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.695002][ T32] r10:8291a684 r9:ebc8dd84 r8:00000002 r7:60000013 r6:ebc8dd8c r5:855dbc00 [ 1345.695066][ T32] r4:855dbc00 [ 1345.695119][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.695170][ T32] r5:855dbc00 r4:8291a680 [ 1345.695190][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.695288][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.695335][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc8de08 [ 1345.695358][ T32] r4:00000000 [ 1345.695376][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.695477][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.695565][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.695610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7380 [ 1345.695634][ T32] r4:00000000 [ 1345.695653][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.695698][ T32] r9:83018005 r8:855dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1345.695988][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.696041][ T32] r5:00001000 r4:eba6f000 [ 1345.696061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.696100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.696165][ T32] r5:8560178c r4:85601400 [ 1345.696189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.696268][ T32] r7:dddced80 r6:83018000 r5:8560178c r4:856cdd00 [ 1345.696310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.696384][ T32] r10:61c88647 r9:855dbc00 r8:856cdd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.696670][ T32] r4:856cdd00 [ 1345.696722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.696811][ T32] r10:00000000 r9:856cdd00 r8:80287e08 r7:ebc7de60 r6:85636c00 r5:855dbc00 [ 1345.696865][ T32] r4:00000001 [ 1345.696912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.696967][ T32] Exception stack(0xebc8dfb0 to 0xebc8dff8) [ 1345.697004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.697071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.697162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.697236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.714982][ T32] r4:856c4ec0 [ 1345.715470][ T32] INFO: task kworker/0:315:5593 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.715547][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.715671][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.715739][ T32] Call trace: [ 1345.715780][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.715838][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.715878][ T32] r4:00000000 [ 1345.715902][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.716094][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.716130][ T32] 5d20: c357e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.716161][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.716283][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.716407][ T32] r5:800f0013 r4:80239bb0 [ 1345.716439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.716485][ T32] r4:82ac21e4 [ 1345.716536][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1345.716669][ T32] r4:e0175dc0 ** 5 printk messages dropped ** [ 1345.717112][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.717160][ T32] r5:00001000 r4:e0039000 [ 1345.717181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.717243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.738252][ T32] r5:84b0478c r4:84b04400 [ 1345.738402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.738494][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.738552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.738612][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.738636][ T32] r4:849f2e80 [ 1345.738657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.738707][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.738730][ T32] r4:00000001 [ 1345.738806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.738856][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.738896][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.738999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.739033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.739064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.739090][ T32] r4:848f9140 [ 1345.739114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.739144][ T32] INFO: task kworker/1:914:5596 blocked for more than 472 seconds. [ 1345.739178][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.739204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.739226][ T32] task:kworker/1:914 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.739307][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.739359][ T32] Call trace: [ 1345.739395][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.739451][ T32] r10:8291a684 r9:ebc49d84 r8:00000002 r7:60000113 r6:ebc49d8c r5:855dd400 [ 1345.739474][ T32] r4:855dd400 [ 1345.739515][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.739564][ T32] r5:855dd400 r4:8291a680 [ 1345.739585][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.739625][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.739667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1345.739750][ T32] r4:00000000 [ 1345.739778][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.739817][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.739856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.739899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e0980 [ 1345.739922][ T32] r4:00000000 [ 1345.739941][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.740021][ T32] r9:83018205 r8:855dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1345.740050][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.740206][ T32] r5:00001000 r4:eba3d000 [ 1345.740291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.740421][ T32] r5:8449f78c r4:8449f400 [ 1345.740443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.740492][ T32] r7:ddde2d80 r6:83018200 r5:8449f78c r4:85636c80 [ 1345.740514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.740591][ T32] r10:61c88647 r9:855dd400 r8:85636cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1345.740747][ T32] r10:00000000 r9:85636c80 r8:80287e08 r7:ebbe1e60 r6:85636d00 r5:855dd400 ** 4 printk messages dropped ** [ 1345.740910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.741414][ T32] INFO: task kworker/1:914:5596 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 4 printk messages dropped ** [ 1345.741760][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 3 printk messages dropped ** [ 1345.741898][ T32] 5d20: c3bbf000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 4 printk messages dropped ** [ 1345.742077][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.742167][ T32] r4:e0175dc0 ** 2 printk messages dropped ** [ 1345.742251][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.742371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.742791][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 3 printk messages dropped ** [ 1345.742911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1345.743003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1345.743122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.743152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.743202][ T32] r4:848f9140 [ 1345.743230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.743257][ T32] INFO: task kworker/0:316:5597 blocked for more than 472 seconds. [ 1345.743341][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.743386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.743440][ T32] task:kworker/0:316 state:D stack:0 pid:5597 tgid:5597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.743568][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.743644][ T32] Call trace: [ 1345.743681][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.743732][ T32] r10:8291a684 r9:ebc89d84 r8:00000002 r7:60000013 r6:ebc89d8c r5:855de000 [ 1345.743756][ T32] r4:855de000 [ 1345.743777][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.743820][ T32] r5:855de000 r4:8291a680 [ 1345.743839][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.743882][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.743926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 [ 1345.743949][ T32] r4:00000000 [ 1345.743968][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.744075][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.744116][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.744164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e70c0 [ 1345.744254][ T32] r4:00000000 [ 1345.744277][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.744322][ T32] r9:83018005 r8:855de000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1345.744373][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.744421][ T32] r5:00001000 r4:eba57000 [ 1345.744456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.744533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.744645][ T32] r5:85600f8c r4:85600c00 [ 1345.744681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.744761][ T32] r7:dddced80 r6:83018000 r5:85600f8c r4:856cdd80 [ 1345.744785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.744863][ T32] r10:61c88647 r9:855de000 r8:856cddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.744890][ T32] r4:856cdd80 [ 1345.744910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.744972][ T32] r10:00000000 r9:856cdd80 r8:80287e08 r7:ebc8de60 r6:85636d80 r5:855de000 [ 1345.745002][ T32] r4:00000001 [ 1345.745022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.745089][ T32] Exception stack(0xebc89fb0 to 0xebc89ff8) [ 1345.745123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.745166][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.745223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.745290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.745334][ T32] r4:8563a180 [ 1345.745562][ T32] INFO: task kworker/0:316:5597 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.745594][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.745650][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.745746][ T32] Call trace: [ 1345.745874][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.745940][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.745972][ T32] r4:00000000 [ 1345.745999][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.746040][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.746068][ T32] 5d20: c3bbf000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.746186][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.746215][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.746240][ T32] r5:800f0013 r4:80239bb0 [ 1345.746260][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.746301][ T32] r4:82ac21e4 [ 1345.746322][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.746364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.746386][ T32] r4:e0175dc0 [ 1345.746405][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.746535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.746576][ T32] r4:00000000 [ 1345.746627][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.746676][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1345.746951][ T32] r5:84b0478c r4:84b04400 ** 3 printk messages dropped ** [ 1345.747096][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1345.755094][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.755154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.755185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.755212][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.755244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.755267][ T32] r4:848f9140 [ 1345.755290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.755352][ T32] INFO: task kworker/1:915:5599 blocked for more than 472 seconds. [ 1345.755420][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.755449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.755473][ T32] task:kworker/1:915 state:D stack:0 pid:5599 tgid:5599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.755530][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.755711][ T32] Call trace: [ 1345.755748][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.755807][ T32] r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:855dec00 [ 1345.755830][ T32] r4:855dec00 [ 1345.756011][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.756062][ T32] r5:855dec00 r4:8291a680 [ 1345.756083][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.756184][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.756232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1345.756255][ T32] r4:00000000 [ 1345.756275][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.756309][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.756346][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.756417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4ac0 [ 1345.756500][ T32] r4:00000000 [ 1345.756552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.756625][ T32] r9:83018205 r8:855dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1345.756648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.756691][ T32] r5:00001000 r4:eb489000 [ 1345.756711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.756750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.756821][ T32] r5:856ac38c r4:856ac000 [ 1345.756887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.756946][ T32] r7:ddde2d80 r6:83018200 r5:856ac38c r4:85636e00 [ 1345.756968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.757050][ T32] r10:61c88647 r9:855dec00 r8:85636e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.757134][ T32] r4:85636e00 [ 1345.757158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.757246][ T32] r10:00000000 r9:85636e00 r8:80287e08 r7:ebc49e60 r6:85636e80 r5:855dec00 [ 1345.757394][ T32] r4:00000001 [ 1345.772606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.772685][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1345.772750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.772788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.772817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.772862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.772890][ T32] r4:856e0600 [ 1345.773307][ T32] INFO: task kworker/1:915:5599 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.773480][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.773583][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.773637][ T32] Call trace: [ 1345.773797][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.773856][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.773882][ T32] r4:00000000 [ 1345.773902][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.773944][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.773972][ T32] 5d20: c3f35000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.774006][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.774033][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.774057][ T32] r5:800f0013 r4:80239bb0 [ 1345.774077][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.774118][ T32] r4:82ac21e4 [ 1345.774139][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.774182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.774204][ T32] r4:e0175dc0 [ 1345.774224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.774291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.774318][ T32] r4:00000000 [ 1345.774338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.774384][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.774426][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.774503][ T32] r5:00001000 r4:e0039000 [ 1345.774526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.774568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.774610][ T32] r5:84b0478c r4:84b04400 [ 1345.774630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.774676][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.774697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.774745][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.774782][ T32] r4:849f2e80 [ 1345.774806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.775016][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.775044][ T32] r4:00000001 [ 1345.775064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.775101][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.775157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.775189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.775275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.775307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.775350][ T32] r4:848f9140 [ 1345.775374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.775432][ T32] INFO: task kworker/1:916:5602 blocked for more than 472 seconds. [ 1345.775469][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.775496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.775517][ T32] task:kworker/1:916 state:D stack:0 pid:5602 tgid:5602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.775564][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.775634][ T32] Call trace: [ 1345.775681][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.775731][ T32] r10:8291a684 r9:ebc95d84 r8:00000002 r7:60000113 r6:ebc95d8c r5:855cc800 [ 1345.775756][ T32] r4:855cc800 [ 1345.775776][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.775819][ T32] r5:855cc800 r4:8291a680 [ 1345.775839][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.775879][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.775921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 [ 1345.775945][ T32] r4:00000000 [ 1345.775964][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.776004][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.776134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.776180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b49c0 [ 1345.776220][ T32] r4:00000000 [ 1345.776243][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.776287][ T32] r9:83018205 r8:855cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1345.776309][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.776351][ T32] r5:00001000 r4:eb44b000 [ 1345.776371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.776410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.776509][ T32] r5:8449d78c r4:8449d400 [ 1345.776532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.776600][ T32] r7:ddde2d80 r6:83018200 r5:8449d78c r4:85636f00 [ 1345.776622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.776703][ T32] r10:61c88647 r9:855cc800 r8:85636f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.776730][ T32] r4:85636f00 [ 1345.776750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.776815][ T32] r10:00000000 r9:85636f00 r8:80287e08 r7:ebc51e60 r6:85636f80 r5:855cc800 [ 1345.776868][ T32] r4:00000001 [ 1345.776990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.777039][ T32] Exception stack(0xebc95fb0 to 0xebc95ff8) [ 1345.777066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.777119][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.777150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.777179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.777201][ T32] r4:856e0900 [ 1345.788951][ T32] INFO: task kworker/1:916:5602 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.789103][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.789188][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.789250][ T32] Call trace: [ 1345.789288][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.789397][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.789458][ T32] r4:00000000 [ 1345.789483][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.789559][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.789593][ T32] 5d20: c4102000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.789624][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.789649][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.789674][ T32] r5:800f0013 r4:80239bb0 [ 1345.789700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.789747][ T32] r4:82ac21e4 [ 1345.789771][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.789828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.789855][ T32] r4:e0175dc0 [ 1345.789875][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.789918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.789942][ T32] r4:00000000 [ 1345.789961][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.790075][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.790102][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.790240][ T32] r5:00001000 r4:e0039000 [ 1345.790265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.790368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.790418][ T32] r5:84b0478c r4:84b04400 [ 1345.790452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.790514][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.790546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.790597][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.790621][ T32] r4:849f2e80 [ 1345.790662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.790723][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.790749][ T32] r4:00000001 [ 1345.790806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.790876][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.790908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.790942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.790968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.791007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.791096][ T32] r4:848f9140 [ 1345.791143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.791182][ T32] INFO: task kworker/0:317:5603 blocked for more than 472 seconds. [ 1345.791216][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.791245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.791270][ T32] task:kworker/0:317 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.791332][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.791411][ T32] Call trace: [ 1345.791446][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.791527][ T32] r10:8291a684 r9:ebc99d84 r8:00000002 r7:60000013 r6:ebc99d8c r5:855e0000 [ 1345.791555][ T32] r4:855e0000 [ 1345.791577][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.791621][ T32] r5:855e0000 r4:8291a680 [ 1345.791640][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.791679][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.791778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 [ 1345.791805][ T32] r4:00000000 [ 1345.791839][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.791878][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.791913][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.791956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e72c0 [ 1345.791978][ T32] r4:00000000 [ 1345.792040][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.792089][ T32] r9:83018005 r8:855e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1345.792111][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.792155][ T32] r5:00001000 r4:eba61000 [ 1345.792238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.792282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.792341][ T32] r5:8560138c r4:85601000 [ 1345.792378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.792428][ T32] r7:dddced80 r6:83018000 r5:8560138c r4:856cde00 [ 1345.792449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.792497][ T32] r10:61c88647 r9:855e0000 r8:856cde2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.792534][ T32] r4:856cde00 [ 1345.792558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.792608][ T32] r10:00000000 r9:856cde00 r8:80287e08 r7:ebc8de60 r6:856e8000 r5:855e0000 [ 1345.792630][ T32] r4:00000001 [ 1345.792664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.792792][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) [ 1345.792822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.792851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.792877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.792906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.792929][ T32] r4:856e7080 [ 1345.793203][ T32] INFO: task kworker/0:317:5603 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.793236][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.793292][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.793424][ T32] Call trace: [ 1345.793457][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.793509][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.793533][ T32] r4:00000000 [ 1345.793573][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.793617][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.793650][ T32] 5d20: c4102000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.793680][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.793705][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.793728][ T32] r5:800f0013 r4:80239bb0 [ 1345.793777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.793821][ T32] r4:82ac21e4 [ 1345.793842][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.793900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.793926][ T32] r4:e0175dc0 [ 1345.793946][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.793989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.794016][ T32] r4:00000000 [ 1345.794035][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.794081][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.794103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.794145][ T32] r5:00001000 r4:e0039000 [ 1345.794165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.794205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.794247][ T32] r5:84b0478c r4:84b04400 [ 1345.794267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.794312][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.794362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.794444][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.794469][ T32] r4:849f2e80 [ 1345.794490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.794537][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.794559][ T32] r4:00000001 [ 1345.794578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.794613][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.794640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.794693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.794723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.794752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.794810][ T32] r4:848f9140 [ 1345.794842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.794886][ T32] INFO: task kworker/0:318:5606 blocked for more than 472 seconds. [ 1345.794920][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.794944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.794965][ T32] task:kworker/0:318 state:D stack:0 pid:5606 tgid:5606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.795032][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.795074][ T32] Call trace: [ 1345.795261][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.795319][ T32] r10:8291a684 r9:ebc9dd84 r8:00000002 r7:60000113 r6:ebc9dd8c r5:855e0c00 [ 1345.795345][ T32] r4:855e0c00 [ 1345.795366][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.795409][ T32] r5:855e0c00 r4:8291a680 [ 1345.795434][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.795474][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.795517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 [ 1345.795539][ T32] r4:00000000 [ 1345.795557][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.795591][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.795654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.795719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e74c0 [ 1345.795746][ T32] r4:00000000 [ 1345.795769][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.795832][ T32] r9:83018005 r8:855e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1345.795857][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.795901][ T32] r5:00001000 r4:eba81000 [ 1345.795944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.796020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.796067][ T32] r5:85601b8c r4:85601800 [ 1345.796104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.796169][ T32] r7:dddced80 r6:83018000 r5:85601b8c r4:856cde80 [ 1345.796222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.796273][ T32] r10:61c88647 r9:855e0c00 r8:856cdeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.796310][ T32] r4:856cde80 [ 1345.796332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.796392][ T32] r10:00000000 r9:856cde80 r8:80287e08 r7:ebc8de60 r6:856e8080 r5:855e0c00 [ 1345.796419][ T32] r4:00000001 [ 1345.796465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.796584][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1345.796681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.796720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.796754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.796791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.796907][ T32] r4:856e7080 [ 1345.797153][ T32] INFO: task kworker/0:318:5606 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.797250][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.819145][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.819238][ T32] Call trace: [ 1345.819303][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.819369][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.819396][ T32] r4:00000000 [ 1345.819448][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.819495][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.819525][ T32] 5d20: c44c5000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.819691][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.819722][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.819777][ T32] r5:800f0013 r4:80239bb0 [ 1345.819801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.819847][ T32] r4:82ac21e4 [ 1345.819868][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.819910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.819933][ T32] r4:e0175dc0 [ 1345.820010][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.820058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.820080][ T32] r4:00000000 [ 1345.820285][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.820336][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.820358][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.820400][ T32] r5:00001000 r4:e0039000 [ 1345.820419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.820459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.820503][ T32] r5:84b0478c r4:84b04400 [ 1345.820522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.820617][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.820652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.820743][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.820778][ T32] r4:849f2e80 [ 1345.820900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.820960][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.821029][ T32] r4:00000001 [ 1345.821071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.821205][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.821245][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.821274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.821302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.821333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.821356][ T32] r4:848f9140 [ 1345.821379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.821419][ T32] INFO: task kworker/0:319:5608 blocked for more than 472 seconds. [ 1345.821453][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.821656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.821731][ T32] task:kworker/0:319 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.821790][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.822013][ T32] Call trace: [ 1345.822217][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.822272][ T32] r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000113 r6:ebca5d8c r5:855e2400 [ 1345.822297][ T32] r4:855e2400 [ 1345.822318][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.822362][ T32] r5:855e2400 r4:8291a680 [ 1345.822382][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.822421][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.822464][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 [ 1345.822547][ T32] r4:00000000 [ 1345.822599][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.822637][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.822673][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.822714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e75c0 [ 1345.822820][ T32] r4:00000000 [ 1345.822853][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.822902][ T32] r9:83018005 r8:855e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1345.822925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.822968][ T32] r5:00001000 r4:eba9d000 [ 1345.822988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.823038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.823080][ T32] r5:85601f8c r4:85601c00 [ 1345.823121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.823233][ T32] r7:dddced80 r6:83018000 r5:85601f8c r4:856cdf00 [ 1345.823258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.823306][ T32] r10:61c88647 r9:855e2400 r8:856cdf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.823331][ T32] r4:856cdf00 [ 1345.823351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.823395][ T32] r10:00000000 r9:856cdf00 r8:80287e08 r7:ebc9de60 r6:856e8100 r5:855e2400 [ 1345.823418][ T32] r4:00000001 [ 1345.823436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.823471][ T32] Exception stack(0xebca5fb0 to 0xebca5ff8) [ 1345.823529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.823562][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.823651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.823684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.823707][ T32] r4:856e7700 [ 1345.824133][ T32] INFO: task kworker/0:319:5608 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.824168][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.824254][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.824368][ T32] Call trace: [ 1345.824546][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.824600][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.824624][ T32] r4:00000000 [ 1345.824644][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.824683][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.824711][ T32] 5d20: c44c5000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.824797][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.824826][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.824852][ T32] r5:800f0013 r4:80239bb0 [ 1345.824874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.824914][ T32] r4:82ac21e4 [ 1345.824934][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.825007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.825124][ T32] r4:e0175dc0 [ 1345.825147][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.825234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.825260][ T32] r4:00000000 [ 1345.825280][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.825325][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.825346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.825388][ T32] r5:00001000 r4:e0039000 [ 1345.825408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.825461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.825540][ T32] r5:84b0478c r4:84b04400 [ 1345.825565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.825613][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.825651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.825775][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.825801][ T32] r4:849f2e80 [ 1345.825821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.825867][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.825890][ T32] r4:00000001 [ 1345.825928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.825968][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.825999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.826144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.826245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.826306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.826344][ T32] r4:848f9140 [ 1345.826397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.826425][ T32] INFO: task kworker/0:320:5610 blocked for more than 472 seconds. [ 1345.826511][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.826538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.826559][ T32] task:kworker/0:320 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.826605][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.826646][ T32] Call trace: [ 1345.826709][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.826811][ T32] r10:8291a684 r9:ebcadd84 r8:00000002 r7:60000013 r6:ebcadd8c r5:855e1800 [ 1345.826862][ T32] r4:855e1800 [ 1345.826886][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.826991][ T32] r5:855e1800 r4:8291a680 [ 1345.827022][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.827062][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.827104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1345.827126][ T32] r4:00000000 [ 1345.827180][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.827218][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.827328][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.853273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7680 [ 1345.853385][ T32] r4:00000000 [ 1345.853417][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.853579][ T32] r9:83018005 r8:855e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1345.853632][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.853753][ T32] r5:00001000 r4:ebaa9000 [ 1345.853938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.853986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.854127][ T32] r5:8560238c r4:85602000 [ 1345.854153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.854226][ T32] r7:dddced80 r6:83018000 r5:8560238c r4:856cdf80 [ 1345.854308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.854378][ T32] r10:61c88647 r9:855e1800 r8:856cdfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.854405][ T32] r4:856cdf80 [ 1345.854425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.854505][ T32] r10:00000000 r9:856cdf80 r8:80287e08 r7:ebca5e60 r6:856e8180 r5:855e1800 [ 1345.854546][ T32] r4:00000001 [ 1345.854569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.854679][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1345.854799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.854842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.854874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.854904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.854925][ T32] r4:856e7540 [ 1345.855766][ T32] INFO: task kworker/0:320:5610 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.855807][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.855973][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.856029][ T32] Call trace: [ 1345.856062][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.856302][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.856359][ T32] r4:00000000 [ 1345.856404][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.856482][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.856546][ T32] 5d20: c49ef000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.856604][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.856661][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.856689][ T32] r5:800f0013 r4:80239bb0 [ 1345.856710][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.856801][ T32] r4:82ac21e4 [ 1345.856842][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.856891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.856915][ T32] r4:e0175dc0 [ 1345.856936][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.856979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.857014][ T32] r4:00000000 [ 1345.857036][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.857082][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.857103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.857145][ T32] r5:00001000 r4:e0039000 [ 1345.857165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.857204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.857244][ T32] r5:84b0478c r4:84b04400 [ 1345.857386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.870413][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.870461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.870532][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.870556][ T32] r4:849f2e80 [ 1345.870575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.870624][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.870647][ T32] r4:00000001 [ 1345.870726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.870842][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.870882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.870912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.870952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.870985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.871015][ T32] r4:848f9140 [ 1345.871041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.871071][ T32] INFO: task kworker/0:321:5613 blocked for more than 472 seconds. [ 1345.871104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.871130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.871153][ T32] task:kworker/0:321 state:D stack:0 pid:5613 tgid:5613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.871209][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.871287][ T32] Call trace: [ 1345.871342][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.871397][ T32] r10:8291a684 r9:ebcb9d84 r8:00000002 r7:60000013 r6:ebcb9d8c r5:855e3000 [ 1345.871421][ T32] r4:855e3000 [ 1345.871440][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.871483][ T32] r5:855e3000 r4:8291a680 [ 1345.871503][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.871542][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.871584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 [ 1345.871606][ T32] r4:00000000 [ 1345.871667][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.871707][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.871776][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.871823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e77c0 [ 1345.871846][ T32] r4:00000000 [ 1345.871866][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.871929][ T32] r9:83018005 r8:855e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1345.871992][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.872111][ T32] r5:00001000 r4:ebabb000 [ 1345.872136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.872259][ T32] r5:8560278c r4:85602400 [ 1345.872279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.872427][ T32] r10:61c88647 r9:855e3000 r8:856eb02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.872647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.873711][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1345.874123][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1345.874187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.874320][ T32] r4:e0175dc0 [ 1345.874344][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.874420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.874533][ T32] r4:00000000 [ 1345.874557][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.874604][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.874854][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.874908][ T32] r5:00001000 r4:e0039000 [ 1345.874943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.875086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.875139][ T32] r5:84b0478c r4:84b04400 [ 1345.875161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.875209][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.875262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.875460][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.875488][ T32] r4:849f2e80 [ 1345.875508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.875588][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.875616][ T32] r4:00000001 [ 1345.875636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.875673][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.875700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.875730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.875784][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.875818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.875842][ T32] r4:848f9140 [ 1345.875862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.875886][ T32] INFO: task kworker/0:322:5614 blocked for more than 472 seconds. [ 1345.875914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.875937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.875958][ T32] task:kworker/0:322 state:D stack:0 pid:5614 tgid:5614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.876008][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.876142][ T32] Call trace: [ 1345.876267][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.876383][ T32] r10:8291a684 r9:ebce1d84 r8:00000002 r7:60000113 r6:ebce1d8c r5:855e5400 [ 1345.876475][ T32] r4:855e5400 [ 1345.876499][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.876548][ T32] r5:855e5400 r4:8291a680 [ 1345.876606][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.876652][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.876714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 [ 1345.876740][ T32] r4:00000000 [ 1345.876781][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.876860][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.876912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.876990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7900 ** 7 printk messages dropped ** [ 1345.877271][ T32] r5:85602b8c r4:85602800 [ 1345.900427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.900624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.900836][ T32] r10:00000000 r9:856eb080 r8:80287e08 r7:ebcb9e60 r6:856e8280 r5:855e5400 [ 1345.900862][ T32] r4:00000001 [ 1345.900882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.900935][ T32] Exception stack(0xebce1fb0 to 0xebce1ff8) [ 1345.900969][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.901004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.901032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.901062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.901085][ T32] r4:856e76c0 [ 1345.901491][ T32] INFO: task kworker/0:322:5614 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.901527][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.901816][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.901914][ T32] Call trace: [ 1345.901955][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.902018][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.902043][ T32] r4:00000000 [ 1345.902094][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.902139][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.902168][ T32] 5d20: c513b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.902212][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.902243][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.902267][ T32] r5:800f0013 r4:80239bb0 [ 1345.902288][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.902332][ T32] r4:82ac21e4 [ 1345.902383][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.902431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.902460][ T32] r4:e0175dc0 [ 1345.902481][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.902524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 3 printk messages dropped ** [ 1345.902675][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.903065][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1345.903250][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 4 printk messages dropped ** [ 1345.903416][ T32] r4:848f9140 ** 4 printk messages dropped ** [ 1345.903571][ T32] task:kworker/0:323 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1345.903915][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1345.904143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7c80 ** 7 printk messages dropped ** [ 1345.904488][ T32] r5:8560338c r4:85603000 [ 1345.904507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.904551][ T32] r7:dddced80 r6:83018000 r5:8560338c r4:856eb100 ** 2 printk messages dropped ** [ 1345.904756][ T32] r4:856eb100 ** 3 printk messages dropped ** [ 1345.904884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1345.905416][ T32] INFO: task kworker/0:323:5616 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 7 printk messages dropped ** [ 1345.905856][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.905889][ T32] 5d20: c513b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.905918][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.905960][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.905990][ T32] r5:800f0013 r4:80239bb0 [ 1345.906039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.906086][ T32] r4:82ac21e4 [ 1345.906108][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.906151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.906252][ T32] r4:e0175dc0 [ 1345.906277][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.906359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.906408][ T32] r4:00000000 [ 1345.906432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.906481][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.906536][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.906584][ T32] r5:00001000 r4:e0039000 [ 1345.906604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.906649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.906720][ T32] r5:84b0478c r4:84b04400 [ 1345.906797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.906896][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.906972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.907038][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.907061][ T32] r4:849f2e80 [ 1345.907081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.907164][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.907193][ T32] r4:00000001 [ 1345.907214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.907252][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.907280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.907375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.925089][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.925236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.925350][ T32] r4:848f9140 [ 1345.925467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.925585][ T32] INFO: task kworker/0:324:5618 blocked for more than 472 seconds. [ 1345.925624][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.925650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.925672][ T32] task:kworker/0:324 state:D stack:0 pid:5618 tgid:5618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.925732][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.925794][ T32] Call trace: [ 1345.925942][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.926041][ T32] r10:8291a684 r9:ebcf9d84 r8:00000002 r7:60000113 r6:ebcf9d8c r5:855e6c00 [ 1345.926152][ T32] r4:855e6c00 [ 1345.926267][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.926481][ T32] r5:855e6c00 r4:8291a680 [ 1345.926595][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.926642][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.926687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf9e08 [ 1345.926793][ T32] r4:00000000 [ 1345.926919][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.927028][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.927107][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.927355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7a40 [ 1345.927484][ T32] r4:00000000 [ 1345.939129][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.939231][ T32] r9:83018005 r8:855e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1345.939289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.939343][ T32] r5:00001000 r4:ebad9000 [ 1345.939434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.939481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.939527][ T32] r5:85602f8c r4:85602c00 [ 1345.939547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.939650][ T32] r7:dddced80 r6:83018000 r5:85602f8c r4:856eb180 [ 1345.939675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.939724][ T32] r10:61c88647 r9:855e6c00 r8:856eb1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.939766][ T32] r4:856eb180 [ 1345.939842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.939895][ T32] r10:00000000 r9:856eb180 r8:80287e08 r7:ebce9e60 r6:856e8380 r5:855e6c00 [ 1345.939919][ T32] r4:00000001 [ 1345.940101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.940144][ T32] Exception stack(0xebcf9fb0 to 0xebcf9ff8) [ 1345.940175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.940203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.940454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.940573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.940687][ T32] r4:856e7800 [ 1345.941110][ T32] INFO: task kworker/0:324:5618 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 2 printk messages dropped ** [ 1345.941723][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.942973][ T32] 5d20: c5543000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 9 printk messages dropped ** [ 1345.943427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 5 printk messages dropped ** [ 1345.943738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.943782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.943901][ T32] r5:84b0478c r4:84b04400 [ 1345.943941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.944002][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.944028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.944112][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.944138][ T32] r4:849f2e80 [ 1345.944197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.944251][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.944273][ T32] r4:00000001 [ 1345.944293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.944330][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.944357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.944385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.944571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.944606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.944835][ T32] r4:848f9140 [ 1345.944860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.944903][ T32] INFO: task kworker/0:325:5620 blocked for more than 472 seconds. [ 1345.945104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.945136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.945159][ T32] task:kworker/0:325 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.945233][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.945436][ T32] Call trace: [ 1345.945467][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.945516][ T32] r10:8291a684 r9:eb8fdd84 r8:00000002 r7:60000013 r6:eb8fdd8c r5:85700c00 [ 1345.945538][ T32] r4:85700c00 [ 1345.945575][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.945639][ T32] r5:85700c00 r4:8291a680 [ 1345.945662][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.945702][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.945744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1345.945845][ T32] r4:00000000 [ 1345.945868][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.945906][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.945940][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.945981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f7040 [ 1345.946169][ T32] r4:00000000 [ 1345.946194][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.946242][ T32] r9:83018005 r8:85700c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1345.946285][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.946374][ T32] r5:00001000 r4:eaf7f000 [ 1345.946512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.946561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.946738][ T32] r5:85603f8c r4:85603c00 [ 1345.946903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.947027][ T32] r7:dddced80 r6:83018000 r5:85603f8c r4:856eb200 [ 1345.947056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.947108][ T32] r10:61c88647 r9:85700c00 r8:856eb22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.947137][ T32] r4:856eb200 [ 1345.947377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.973828][ T32] r10:00000000 r9:856eb200 r8:80287e08 r7:ebce9e60 r6:856e8400 r5:85700c00 [ 1345.973882][ T32] r4:00000001 [ 1345.973981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.974055][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1345.974102][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.974134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.974212][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.974275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.974302][ T32] r4:856e7c40 [ 1345.974719][ T32] INFO: task kworker/0:325:5620 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.974756][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.975117][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.975177][ T32] Call trace: [ 1345.975212][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.975269][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.975293][ T32] r4:00000000 [ 1345.975313][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.975353][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.975382][ T32] 5d20: c5a87000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.975479][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.975603][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.975886][ T32] r5:800f0013 r4:80239bb0 [ 1345.975917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.976039][ T32] r4:82ac21e4 [ 1345.976066][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.976112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1345.976136][ T32] r4:e0175dc0 [ 1345.976155][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.976342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1345.976370][ T32] r4:00000000 [ 1345.976390][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.976462][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.976489][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.976534][ T32] r5:00001000 r4:e0039000 [ 1345.976554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.976617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.976659][ T32] r5:84b0478c r4:84b04400 [ 1345.976679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.976727][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1345.976774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.977003][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.977065][ T32] r4:849f2e80 [ 1345.977106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.977190][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1345.977217][ T32] r4:00000001 [ 1345.977303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.991234][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1345.991466][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.991539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.991604][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.991642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.991666][ T32] r4:848f9140 [ 1345.991711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.991747][ T32] INFO: task kworker/0:326:5621 blocked for more than 472 seconds. [ 1345.991788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.991834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.991861][ T32] task:kworker/0:326 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.991956][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.992023][ T32] Call trace: [ 1345.992057][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.992113][ T32] r10:8291a684 r9:ebb7dd84 r8:00000002 r7:60000113 r6:ebb7dd8c r5:85701800 [ 1345.992136][ T32] r4:85701800 [ 1345.992156][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.992230][ T32] r5:85701800 r4:8291a680 [ 1345.992257][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.992622][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.992670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb7de08 [ 1345.992694][ T32] r4:00000000 [ 1345.992745][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.992784][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.992825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.992868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7d40 [ 1345.992925][ T32] r4:00000000 [ 1345.993111][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.993165][ T32] r9:83018005 r8:85701800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1345.993188][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.993232][ T32] r5:00001000 r4:df879000 [ 1345.993302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.993347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.993424][ T32] r5:8560378c r4:85603400 [ 1345.993448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.993498][ T32] r7:dddced80 r6:83018000 r5:8560378c r4:856eb280 [ 1345.993602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.993663][ T32] r10:61c88647 r9:85701800 r8:856eb2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.993688][ T32] r4:856eb280 [ 1345.993731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.993784][ T32] r10:00000000 r9:856eb280 r8:80287e08 r7:eb8fde60 r6:856e8480 r5:85701800 [ 1345.993807][ T32] r4:00000001 [ 1345.993827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.993863][ T32] Exception stack(0xebb7dfb0 to 0xebb7dff8) [ 1345.994023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.994056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.994255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.994288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.994311][ T32] r4:856e7c40 [ 1345.994723][ T32] INFO: task kworker/0:326:5621 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1345.994756][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.994867][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.994940][ T32] Call trace: [ 1345.995244][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.995300][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1345.995326][ T32] r4:00000000 [ 1345.995346][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.995385][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1345.995414][ T32] 5d20: c5cb0000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1345.995442][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1345.995500][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.995528][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1345.995623][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.995801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1345.996249][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.996530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1345.996946][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1346.019839][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.020681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.020796][ T32] r5:85603b8c r4:85603800 [ 1346.020899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.021010][ T32] r7:dddced80 r6:83018000 r5:85603b8c r4:856eb300 [ 1346.021057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.021187][ T32] r10:61c88647 r9:85700000 r8:856eb32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.021266][ T32] r4:856eb300 [ 1346.021317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.021554][ T32] r10:00000000 r9:856eb300 r8:80287e08 r7:eb8fde60 r6:856e8500 r5:85700000 [ 1346.021676][ T32] r4:00000001 [ 1346.021792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.021911][ T32] Exception stack(0xebd0dfb0 to 0xebd0dff8) [ 1346.022008][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.022076][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.022136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.022200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.022248][ T32] r4:856e7d80 [ 1346.022964][ T32] INFO: task kworker/0:327:5623 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.023052][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.023365][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.023464][ T32] Call trace: [ 1346.023590][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.023793][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.023910][ T32] r4:00000000 [ 1346.023960][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.024121][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.024236][ T32] 5d20: c5e36000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.024358][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.024420][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.024473][ T32] r5:800f0013 r4:80239bb0 [ 1346.024518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.024684][ T32] r4:82ac21e4 [ 1346.024787][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.024883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.025220][ T32] r4:e0175dc0 [ 1346.025430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.025527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.025632][ T32] r4:00000000 [ 1346.025739][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.025974][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.026217][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.026445][ T32] r5:00001000 r4:e0039000 [ 1346.026568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.026683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.026796][ T32] r5:84b0478c r4:84b04400 [ 1346.026916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.027155][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.027541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.058379][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.058464][ T32] r4:849f2e80 [ 1346.058515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.058644][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.058695][ T32] r4:00000001 [ 1346.058799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.059004][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.059077][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.059138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.059265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.059464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.059524][ T32] r4:848f9140 [ 1346.059574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.059656][ T32] INFO: task kworker/0:328:5625 blocked for more than 472 seconds. [ 1346.059782][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.060701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.060779][ T32] task:kworker/0:328 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.061060][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.061235][ T32] Call trace: [ 1346.061632][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1346.062175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd15e08 ** 10 printk messages dropped ** [ 1346.063262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.063900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.064800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.066570][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.067142][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.100213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1346.101537][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 7 printk messages dropped ** [ 1346.102529][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 7 printk messages dropped ** [ 1346.103477][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.104533][ T32] r4:85703000 ** 4 printk messages dropped ** [ 1346.105189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 ** 9 printk messages dropped ** [ 1346.106907][ T32] r5:00001000 r4:eb081000 ** 2 printk messages dropped ** [ 1346.107192][ T32] r5:8560438c r4:85604000 ** 3 printk messages dropped ** [ 1346.128237][ T32] r10:61c88647 r9:85703000 r8:856eb42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.128769][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.129576][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.130011][ T32] 5d20: c6703000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 7 printk messages dropped ** [ 1346.130406][ T32] r4:e0175dc0 [ 1346.130429][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.130489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.130515][ T32] r4:00000000 [ 1346.130535][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.130582][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.130625][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.130671][ T32] r5:00001000 r4:e0039000 [ 1346.130693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.130734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.130846][ T32] r5:84b0478c r4:84b04400 [ 1346.130952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.131263][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.131291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.131340][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.131362][ T32] r4:849f2e80 [ 1346.131381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.131428][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.131451][ T32] r4:00000001 [ 1346.131471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.131507][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.131535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.131563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.131619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.131671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.131757][ T32] r4:848f9140 [ 1346.131782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.131842][ T32] INFO: task kworker/0:330:5630 blocked for more than 472 seconds. [ 1346.131891][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.132005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.132061][ T32] task:kworker/0:330 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.132195][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.132260][ T32] Call trace: [ 1346.132291][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.132344][ T32] r10:8291a684 r9:ebd29d84 r8:00000002 r7:60000113 r6:ebd29d8c r5:85703c00 [ 1346.132402][ T32] r4:85703c00 [ 1346.132457][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.132505][ T32] r5:85703c00 r4:8291a680 [ 1346.132525][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.132564][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.132605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd29e08 [ 1346.132627][ T32] r4:00000000 [ 1346.132646][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.132680][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.133005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.133273][ T32] r4:856eb480 ** 8 printk messages dropped ** [ 1346.133560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1346.134681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 16 printk messages dropped ** [ 1346.135589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1346.174238][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1346.176419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f7480 ** 2 printk messages dropped ** [ 1346.177259][ T32] r9:83018005 r8:85704800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1346.193627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.193815][ T32] r5:00001000 r4:eb1b9000 [ 1346.193843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.193888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.194384][ T32] r5:85604b8c r4:85604800 [ 1346.194411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.194786][ T32] r7:dddced80 r6:83018000 r5:85604b8c r4:856eb500 [ 1346.194815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.194950][ T32] r10:61c88647 r9:85704800 r8:856eb52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.195779][ T32] r4:856eb500 [ 1346.195806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.196576][ T32] r10:00000000 r9:856eb500 r8:80287e08 r7:ebd15e60 r6:856e8700 r5:85704800 [ 1346.196605][ T32] r4:00000001 [ 1346.197396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.220646][ T32] Exception stack(0xebd2dfb0 to 0xebd2dff8) [ 1346.220772][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.220941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.221108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.221217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.221328][ T32] r4:856f7240 [ 1346.221768][ T32] INFO: task kworker/0:331:5631 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.221810][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.222065][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.222149][ T32] Call trace: [ 1346.222237][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.222350][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.222378][ T32] r4:00000000 [ 1346.222818][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.222880][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.222911][ T32] 5d20: c746c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.222978][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 12 printk messages dropped ** [ 1346.223398][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1346.224252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1346.225081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd39e08 ** 12 printk messages dropped ** [ 1346.225606][ T32] r5:8560678c r4:85606400 ** 11 printk messages dropped ** [ 1346.226711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1346.249158][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 20 printk messages dropped ** [ 1346.250439][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1346.250508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.250560][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.250653][ T32] r4:00000001 [ 1346.250707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.250754][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.250823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.250856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.250884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.251129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.251188][ T32] r4:848f9140 [ 1346.251230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.251270][ T32] INFO: task kworker/0:333:5635 blocked for more than 472 seconds. [ 1346.251305][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.251332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.251356][ T32] task:kworker/0:333 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.251474][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.251520][ T32] Call trace: [ 1346.251552][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.251601][ T32] r10:8291a684 r9:ebd3dd84 r8:00000002 r7:60000113 r6:ebd3dd8c r5:855e3c00 [ 1346.251643][ T32] r4:855e3c00 [ 1346.251666][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.251712][ T32] r5:855e3c00 r4:8291a680 [ 1346.251732][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.251791][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.251870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 [ 1346.251898][ T32] r4:00000000 [ 1346.251975][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.252019][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.252116][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.252162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f7700 [ 1346.252184][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.252382][ T32] r5:00001000 r4:eb34d000 ** 2 printk messages dropped ** [ 1346.252488][ T32] r5:8560538c r4:85605000 [ 1346.252507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.252699][ T32] r4:856eb600 ** 3 printk messages dropped ** [ 1346.252891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.253655][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1346.253864][ T32] Call trace: [ 1346.253943][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.254003][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.254043][ T32] r4:00000000 [ 1346.254067][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.254109][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.254138][ T32] 5d20: c789d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.254167][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.254193][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.254217][ T32] r5:800f0013 r4:80239bb0 [ 1346.254237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.254308][ T32] r4:82ac21e4 [ 1346.254334][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.254377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.254399][ T32] r4:e0175dc0 [ 1346.254472][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.254520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.254545][ T32] r4:00000000 [ 1346.254588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.254766][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.254808][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.254870][ T32] r5:00001000 r4:e0039000 [ 1346.254923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.255050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.255098][ T32] r5:84b0478c r4:84b04400 [ 1346.255121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.255170][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.255192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.255240][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.255263][ T32] r4:849f2e80 [ 1346.255283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.255413][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.255442][ T32] r4:00000001 [ 1346.255656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.255923][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.255956][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.255989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.256054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.256322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1346.256862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.257224][ T32] r4:85706c00 ** 4 printk messages dropped ** [ 1346.277869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd4de08 ** 5 printk messages dropped ** [ 1346.278281][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.278569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.278627][ T32] r5:8560578c r4:85605400 [ 1346.278648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.278702][ T32] r7:dddced80 r6:83018000 r5:8560578c r4:856eb680 [ 1346.278725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.278842][ T32] r10:61c88647 r9:85706c00 r8:856eb6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.278886][ T32] r4:856eb680 [ 1346.278930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.279022][ T32] r10:00000000 r9:856eb680 r8:80287e08 r7:ebd39e60 r6:856e8880 r5:85706c00 [ 1346.279050][ T32] r4:00000001 [ 1346.279074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.279130][ T32] Exception stack(0xebd4dfb0 to 0xebd4dff8) [ 1346.279168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.279216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.279247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.279277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.279299][ T32] r4:856f7900 [ 1346.279769][ T32] INFO: task kworker/0:334:5637 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.279812][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.279939][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.279990][ T32] Call trace: [ 1346.280114][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.280168][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.280193][ T32] r4:00000000 [ 1346.280268][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.280313][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.280344][ T32] 5d20: c7b8f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.280397][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.280425][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.280471][ T32] r5:800f0013 r4:80239bb0 [ 1346.280497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.280541][ T32] r4:82ac21e4 [ 1346.280585][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.280642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.280673][ T32] r4:e0175dc0 [ 1346.280714][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.280773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.280799][ T32] r4:00000000 [ 1346.280819][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.280867][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.280888][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.281022][ T32] r5:00001000 r4:e0039000 [ 1346.281047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.281090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.281133][ T32] r5:84b0478c r4:84b04400 [ 1346.281153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.281222][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.281264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.281315][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.281339][ T32] r4:849f2e80 [ 1346.281358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.281405][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.281427][ T32] r4:00000001 [ 1346.281489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.281529][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.281557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.281586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.281637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.281671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.281695][ T32] r4:848f9140 [ 1346.281716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.281770][ T32] INFO: task kworker/0:335:5639 blocked for more than 472 seconds. [ 1346.281814][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.281866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.281891][ T32] task:kworker/0:335 state:D stack:0 pid:5639 tgid:5639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.281960][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.282043][ T32] Call trace: [ 1346.282076][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.282148][ T32] r10:8291a684 r9:ebc91d84 r8:00000002 r7:60000113 r6:ebc91d8c r5:8565bc00 [ 1346.282175][ T32] r4:8565bc00 [ 1346.282196][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.282255][ T32] r5:8565bc00 r4:8291a680 [ 1346.282279][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.282319][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.282385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 [ 1346.282412][ T32] r4:00000000 [ 1346.282443][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.282490][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.282604][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.282652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f7940 [ 1346.282691][ T32] r4:00000000 [ 1346.282715][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.282762][ T32] r9:83018005 r8:8565bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1346.282923][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.283020][ T32] r5:00001000 r4:eb58d000 [ 1346.283045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.283087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.283130][ T32] r5:85605b8c r4:85605800 [ 1346.283149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.283242][ T32] r7:dddced80 r6:83018000 r5:85605b8c r4:856eb700 [ 1346.283279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.283337][ T32] r10:61c88647 r9:8565bc00 r8:856eb72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.283362][ T32] r4:856eb700 [ 1346.283388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.283457][ T32] r10:00000000 r9:856eb700 r8:80287e08 r7:ebd39e60 r6:856eb780 r5:8565bc00 [ 1346.283582][ T32] r4:00000001 [ 1346.283660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.283703][ T32] Exception stack(0xebc91fb0 to 0xebc91ff8) [ 1346.283730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.283759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.283787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.283818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.283853][ T32] r4:856f7840 [ 1346.284118][ T32] INFO: task kworker/0:335:5639 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.284155][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.284217][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.284261][ T32] Call trace: [ 1346.284289][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.284339][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.284434][ T32] r4:00000000 [ 1346.284464][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.284514][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.284544][ T32] 5d20: c7b8f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.284574][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.284601][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.284631][ T32] r5:800f0013 r4:80239bb0 [ 1346.284706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.284759][ T32] r4:82ac21e4 [ 1346.284785][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.284828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.284850][ T32] r4:e0175dc0 [ 1346.284869][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.284941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.284968][ T32] r4:00000000 [ 1346.284989][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.285133][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.285166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.285250][ T32] r5:00001000 r4:e0039000 [ 1346.285541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.285586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.285658][ T32] r5:84b0478c r4:84b04400 [ 1346.285772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.285823][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.285846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.285893][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.286125][ T32] r4:849f2e80 [ 1346.286233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.286352][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.286464][ T32] r4:00000001 [ 1346.286578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.286617][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.286645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.286693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.286724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.286753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.286797][ T32] r4:848f9140 [ 1346.286925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.286987][ T32] INFO: task kworker/0:336:5642 blocked for more than 472 seconds. [ 1346.287076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.287251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.287277][ T32] task:kworker/0:336 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.287355][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1346.319815][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1346.320068][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.320339][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1346.320454][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.320620][ T32] r5:00001000 r4:eb5b5000 ** 2 printk messages dropped ** [ 1346.320778][ T32] r5:85605f8c r4:85605c00 [ 1346.320800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.320849][ T32] r7:dddced80 r6:83018000 r5:85605f8c r4:856eb800 [ 1346.320871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.320943][ T32] r10:61c88647 r9:8565ec00 r8:856eb82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.320986][ T32] r4:856eb800 [ 1346.321055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.321107][ T32] r10:00000000 r9:856eb800 r8:80287e08 r7:ebd39e60 r6:856eb880 r5:8565ec00 [ 1346.321131][ T32] r4:00000001 [ 1346.321176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.321274][ T32] Exception stack(0xebd55fb0 to 0xebd55ff8) [ 1346.321400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.321456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.321552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.321585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.321628][ T32] r4:856f7880 [ 1346.322048][ T32] INFO: task kworker/0:336:5642 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.322085][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.322151][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.322199][ T32] Call trace: [ 1346.322265][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.322327][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.322354][ T32] r4:00000000 [ 1346.322374][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.322421][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.322545][ T32] 5d20: c806d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.322579][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.322605][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.322631][ T32] r5:800f0013 r4:80239bb0 [ 1346.322651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.322762][ T32] r4:82ac21e4 [ 1346.322804][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.322864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.322975][ T32] r4:e0175dc0 [ 1346.323090][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.323161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.323212][ T32] r4:00000000 [ 1346.323236][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.323286][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.323308][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.323429][ T32] r5:00001000 r4:e0039000 [ 1346.323453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.323495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.323538][ T32] r5:84b0478c r4:84b04400 [ 1346.323559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.323606][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.323633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.323745][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.323772][ T32] r4:849f2e80 [ 1346.323793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.323842][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.323865][ T32] r4:00000001 [ 1346.323884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.323919][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.323958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.323992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.324025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.324054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.324092][ T32] r4:848f9140 [ 1346.324117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.324172][ T32] INFO: task kworker/0:337:5643 blocked for more than 472 seconds. [ 1346.324214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.324239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.324331][ T32] task:kworker/0:337 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.324394][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.324486][ T32] Call trace: [ 1346.324529][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.324606][ T32] r10:8291a684 r9:ebd59d84 r8:00000002 r7:60000113 r6:ebd59d8c r5:8565e000 [ 1346.324646][ T32] r4:8565e000 [ 1346.324668][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1346.324883][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1346.325108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1346.325400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.325547][ T32] r5:8560638c r4:85606000 [ 1346.325566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.325762][ T32] r10:61c88647 r9:8565e000 r8:856eb92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1346.325989][ T32] r10:00000000 r9:856eb900 r8:80287e08 r7:ebd39e60 r6:856eb980 r5:8565e000 ** 2 printk messages dropped ** [ 1346.326076][ T32] Exception stack(0xebd59fb0 to 0xebd59ff8) [ 1346.326131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.326193][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.326233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.326265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.326288][ T32] r4:856f7880 [ 1346.326514][ T32] INFO: task kworker/0:337:5643 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.326546][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.326631][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.326675][ T32] Call trace: [ 1346.326727][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.326796][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.326940][ T32] r4:00000000 [ 1346.326964][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.327064][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.327097][ T32] 5d20: c806d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.327149][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.327194][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.327239][ T32] r5:800f0013 r4:80239bb0 [ 1346.327342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.344562][ T32] r4:82ac21e4 [ 1346.344678][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.344785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.344878][ T32] r4:e0175dc0 [ 1346.344934][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.344984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.345014][ T32] r4:00000000 [ 1346.345052][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.345105][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.345175][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.345236][ T32] r5:00001000 r4:e0039000 [ 1346.345261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.345364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.345412][ T32] r5:84b0478c r4:84b04400 [ 1346.345432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.345742][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.345768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.345858][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.345969][ T32] r4:849f2e80 [ 1346.345992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.346085][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.346111][ T32] r4:00000001 [ 1346.346133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.346193][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.346231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.346546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.346740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.346788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.346892][ T32] r4:848f9140 [ 1346.346953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.347068][ T32] INFO: task kworker/0:338:5646 blocked for more than 472 seconds. [ 1346.347107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.347185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.347218][ T32] task:kworker/0:338 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.357821][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.357979][ T32] Call trace: [ 1346.358043][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.358157][ T32] r10:8291a684 r9:ebd5dd84 r8:00000002 r7:60000113 r6:ebd5dd8c r5:8565d400 [ 1346.358195][ T32] r4:8565d400 [ 1346.358217][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.358261][ T32] r5:8565d400 r4:8291a680 [ 1346.358305][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.358352][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.358398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de08 [ 1346.358512][ T32] r4:00000000 [ 1346.358538][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.358576][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.358622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.358665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7e40 [ 1346.358689][ T32] r4:00000000 [ 1346.358732][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.358826][ T32] r9:83018005 r8:8565d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1346.358865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.358959][ T32] r5:00001000 r4:eb715000 [ 1346.359016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.359066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.359113][ T32] r5:85606b8c r4:85606800 [ 1346.359179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.359281][ T32] r7:dddced80 r6:83018000 r5:85606b8c r4:856eba00 [ 1346.359314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.359364][ T32] r10:61c88647 r9:8565d400 r8:856eba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.359388][ T32] r4:856eba00 [ 1346.359408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.359457][ T32] r10:00000000 r9:856eba00 r8:80287e08 r7:ebd39e60 r6:856eba80 r5:8565d400 [ 1346.359533][ T32] r4:00000001 [ 1346.359587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.359635][ T32] Exception stack(0xebd5dfb0 to 0xebd5dff8) [ 1346.359665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.359695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.359722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.359754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.359777][ T32] r4:856f7d80 [ 1346.360228][ T32] INFO: task kworker/0:338:5646 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.360268][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.360355][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.360411][ T32] Call trace: [ 1346.360568][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.360623][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.360648][ T32] r4:00000000 [ 1346.360668][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.360709][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.360737][ T32] 5d20: c84c6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.360874][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.360904][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.360991][ T32] r5:800f0013 r4:80239bb0 [ 1346.361021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.361063][ T32] r4:82ac21e4 [ 1346.361111][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.361159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.361181][ T32] r4:e0175dc0 [ 1346.361201][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.361289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.361316][ T32] r4:00000000 [ 1346.361360][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.361409][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.361506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.361586][ T32] r5:00001000 r4:e0039000 [ 1346.361624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.361667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.361709][ T32] r5:84b0478c r4:84b04400 [ 1346.361729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.361774][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.361795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.361862][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.361906][ T32] r4:849f2e80 [ 1346.361929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.362014][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.362075][ T32] r4:00000001 [ 1346.362100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.362284][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.362318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.362349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.362376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.362494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.362521][ T32] r4:848f9140 [ 1346.362602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.362635][ T32] INFO: task kworker/0:339:5649 blocked for more than 472 seconds. [ 1346.362668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.362695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.362815][ T32] task:kworker/0:339 state:D stack:0 pid:5649 tgid:5649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.362873][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.363009][ T32] Call trace: [ 1346.363145][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.363242][ T32] r10:8291a684 r9:ebd61d84 r8:00000002 r7:60000113 r6:ebd61d8c r5:8565a400 [ 1346.363366][ T32] r4:8565a400 [ 1346.363391][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.363437][ T32] r5:8565a400 r4:8291a680 [ 1346.363482][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.363604][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.363718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 [ 1346.363770][ T32] r4:00000000 [ 1346.363795][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.363831][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.363889][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.363935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a400 [ 1346.363981][ T32] r4:00000000 [ 1346.364137][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.364190][ T32] r9:83018005 r8:8565a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1346.364213][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.364278][ T32] r5:00001000 r4:eb7d5000 [ 1346.364302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.364442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.364493][ T32] r5:8560778c r4:85607400 [ 1346.364577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.364628][ T32] r7:dddced80 r6:83018000 r5:8560778c r4:856ebb00 [ 1346.364650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.364697][ T32] r10:61c88647 r9:8565a400 r8:856ebb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.364718][ T32] r4:856ebb00 [ 1346.364754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.364803][ T32] r10:00000000 r9:856ebb00 r8:80287e08 r7:ebd5de60 r6:856ebb80 r5:8565a400 [ 1346.364850][ T32] r4:00000001 [ 1346.364943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.364982][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) [ 1346.365072][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.365106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.365139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.365168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.365191][ T32] r4:8574a000 [ 1346.365423][ T32] INFO: task kworker/0:339:5649 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.365493][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.365642][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.365723][ T32] Call trace: [ 1346.365759][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.365835][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.365922][ T32] r4:00000000 [ 1346.365955][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.366068][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.366101][ T32] 5d20: c84c6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.366130][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.366201][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.366230][ T32] r5:800f0013 r4:80239bb0 [ 1346.366275][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.366372][ T32] r4:82ac21e4 [ 1346.366487][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.366586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.366713][ T32] r4:e0175dc0 [ 1346.366737][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.366836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.367084][ T32] r4:00000000 [ 1346.367111][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.367290][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.367547][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.398718][ T32] r5:00001000 r4:e0039000 [ 1346.398766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.398860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.398911][ T32] r5:84b0478c r4:84b04400 [ 1346.398966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.399214][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.399242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.399325][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.399357][ T32] r4:849f2e80 [ 1346.399445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.399498][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.399553][ T32] r4:00000001 [ 1346.399577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.399617][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.399650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.399768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.399800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.400003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.400031][ T32] r4:848f9140 [ 1346.400070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.400189][ T32] INFO: task kworker/0:340:5650 blocked for more than 472 seconds. [ 1346.400226][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.400300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.400414][ T32] task:kworker/0:340 state:D stack:0 pid:5650 tgid:5650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.400564][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.400664][ T32] Call trace: [ 1346.400697][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.400750][ T32] r10:8291a684 r9:ebca1d84 r8:00000002 r7:60000013 r6:ebca1d8c r5:855dc800 [ 1346.400854][ T32] r4:855dc800 [ 1346.400908][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.400959][ T32] r5:855dc800 r4:8291a680 [ 1346.401206][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.401251][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.401294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 [ 1346.401429][ T32] r4:00000000 [ 1346.401541][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.401648][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.401691][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.401734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a040 [ 1346.401757][ T32] r4:00000000 [ 1346.401776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.401874][ T32] r9:83018005 r8:855dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1346.401933][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.401981][ T32] r5:00001000 r4:eb731000 [ 1346.402013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.402056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.402098][ T32] r5:85606f8c r4:85606c00 [ 1346.402118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.402162][ T32] r7:dddced80 r6:83018000 r5:85606f8c r4:856ebc00 [ 1346.402185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.402257][ T32] r10:61c88647 r9:855dc800 r8:856ebc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.402287][ T32] r4:856ebc00 [ 1346.402325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.402432][ T32] r10:00000000 r9:856ebc00 r8:80287e08 r7:ebd61e60 r6:856ebc80 r5:855dc800 [ 1346.402460][ T32] r4:00000001 [ 1346.402546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.402600][ T32] Exception stack(0xebca1fb0 to 0xebca1ff8) [ 1346.402663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.402696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.402724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.402762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.402932][ T32] r4:8574a140 [ 1346.403365][ T32] INFO: task kworker/0:340:5650 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.403406][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.403535][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.403583][ T32] Call trace: [ 1346.403613][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.403701][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.403732][ T32] r4:00000000 [ 1346.403785][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.403832][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.403864][ T32] 5d20: c8b96000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.403894][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.404002][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.404034][ T32] r5:800f0013 r4:80239bb0 [ 1346.404057][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.404163][ T32] r4:82ac21e4 [ 1346.404191][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.404237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.404262][ T32] r4:e0175dc0 [ 1346.404284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.404327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.404351][ T32] r4:00000000 [ 1346.404431][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.404483][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.404507][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.404551][ T32] r5:00001000 r4:e0039000 [ 1346.404601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.404706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.404754][ T32] r5:84b0478c r4:84b04400 [ 1346.404776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.404855][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.404941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.405028][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.405055][ T32] r4:849f2e80 [ 1346.405077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.405127][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.405212][ T32] r4:00000001 [ 1346.405325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.405366][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.405395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.405569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.405601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.405662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.405689][ T32] r4:848f9140 [ 1346.405711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.405832][ T32] INFO: task kworker/0:341:5651 blocked for more than 472 seconds. [ 1346.405865][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.405974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.406003][ T32] task:kworker/0:341 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.406224][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.406273][ T32] Call trace: [ 1346.406310][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.406361][ T32] r10:8291a684 r9:ebd65d84 r8:00000002 r7:60000013 r6:ebd65d8c r5:84870000 [ 1346.406387][ T32] r4:84870000 [ 1346.406409][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.406454][ T32] r5:84870000 r4:8291a680 [ 1346.406475][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.406543][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.406740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd65e08 [ 1346.406817][ T32] r4:00000000 [ 1346.406842][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.406879][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.406942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.406987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a240 [ 1346.407021][ T32] r4:00000000 [ 1346.407043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.407090][ T32] r9:83018005 r8:84870000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1346.407143][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.407191][ T32] r5:00001000 r4:eb7b7000 [ 1346.407212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.407253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.407500][ T32] r5:8560738c r4:85607000 [ 1346.428364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.428465][ T32] r7:dddced80 r6:83018000 r5:8560738c r4:856ebd00 [ 1346.428491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.428544][ T32] r10:61c88647 r9:84870000 r8:856ebd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.428680][ T32] r4:856ebd00 [ 1346.428708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.428763][ T32] r10:00000000 r9:856ebd00 r8:80287e08 r7:ebd61e60 r6:856ebd80 r5:84870000 [ 1346.428788][ T32] r4:00000001 [ 1346.428809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.428876][ T32] Exception stack(0xebd65fb0 to 0xebd65ff8) [ 1346.428913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.428945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.428973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.429012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.429037][ T32] r4:8574a380 [ 1346.429714][ T32] INFO: task kworker/0:341:5651 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.429757][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.429830][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.429883][ T32] Call trace: [ 1346.429925][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.430011][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.430044][ T32] r4:00000000 [ 1346.430066][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.430114][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.430177][ T32] 5d20: c9051000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.430211][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.430331][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.430361][ T32] r5:800f0013 r4:80239bb0 [ 1346.430414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.430463][ T32] r4:82ac21e4 [ 1346.430486][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.430531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.430556][ T32] r4:e0175dc0 [ 1346.430578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.430645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.430674][ T32] r4:00000000 [ 1346.430695][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.430745][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.430789][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.430837][ T32] r5:00001000 r4:e0039000 [ 1346.430859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.430900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.430977][ T32] r5:84b0478c r4:84b04400 [ 1346.431097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.431152][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.431177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.431227][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.431250][ T32] r4:849f2e80 [ 1346.431271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.431318][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.431341][ T32] r4:00000001 [ 1346.431362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.431398][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.431457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.431522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.431555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.431608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.431637][ T32] r4:848f9140 [ 1346.431660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.431724][ T32] INFO: task kworker/0:342:5654 blocked for more than 472 seconds. [ 1346.431762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.431810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.431836][ T32] task:kworker/0:342 state:D stack:0 pid:5654 tgid:5654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.431919][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.432004][ T32] Call trace: [ 1346.432042][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.432094][ T32] r10:8291a684 r9:ebd69d84 r8:00000002 r7:60000113 r6:ebd69d8c r5:84870c00 [ 1346.432121][ T32] r4:84870c00 [ 1346.432142][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.432188][ T32] r5:84870c00 r4:8291a680 [ 1346.432234][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.432279][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.432357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd69e08 [ 1346.432386][ T32] r4:00000000 [ 1346.432436][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.432592][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.432690][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.432737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a500 [ 1346.432762][ T32] r4:00000000 [ 1346.432784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.432861][ T32] r9:83018005 r8:84870c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1346.432888][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.432932][ T32] r5:00001000 r4:eb7f5000 [ 1346.432969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.433021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.433094][ T32] r5:85607b8c r4:85607800 [ 1346.433124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.433175][ T32] r7:dddced80 r6:83018000 r5:85607b8c r4:856ebe00 [ 1346.433201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.433251][ T32] r10:61c88647 r9:84870c00 r8:856ebe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.433274][ T32] r4:856ebe00 [ 1346.433294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.433339][ T32] r10:00000000 r9:856ebe00 r8:80287e08 r7:ebd61e60 r6:856ebe80 r5:84870c00 [ 1346.433361][ T32] r4:00000001 [ 1346.433411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.433487][ T32] Exception stack(0xebd69fb0 to 0xebd69ff8) [ 1346.433517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.433545][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.433572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.433601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.433626][ T32] r4:8574a3c0 [ 1346.433852][ T32] INFO: task kworker/0:342:5654 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.433884][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.433938][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.433979][ T32] Call trace: [ 1346.434062][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.434113][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.434135][ T32] r4:00000000 [ 1346.434185][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.434229][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.434259][ T32] 5d20: c9051000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.434288][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.434313][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.434358][ T32] r5:800f0013 r4:80239bb0 [ 1346.434382][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.434435][ T32] r4:82ac21e4 [ 1346.434459][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.434502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.434524][ T32] r4:e0175dc0 [ 1346.434547][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.434710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.434736][ T32] r4:00000000 [ 1346.434802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.434853][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.434876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.434918][ T32] r5:00001000 r4:e0039000 [ 1346.434939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.434978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.435090][ T32] r5:84b0478c r4:84b04400 [ 1346.435115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.435163][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.435184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.435230][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.435253][ T32] r4:849f2e80 [ 1346.435271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.435317][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.435339][ T32] r4:00000001 [ 1346.435358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.435424][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.435454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.435483][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.435540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.435573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.435596][ T32] r4:848f9140 [ 1346.435683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.435712][ T32] INFO: task kworker/0:343:5656 blocked for more than 472 seconds. [ 1346.435741][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.435764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.435784][ T32] task:kworker/0:343 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.435888][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.435968][ T32] Call trace: [ 1346.436230][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.436283][ T32] r10:8291a684 r9:ebd75d84 r8:00000002 r7:60000113 r6:ebd75d8c r5:84871800 [ 1346.436365][ T32] r4:84871800 [ 1346.436389][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.436433][ T32] r5:84871800 r4:8291a680 [ 1346.436453][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.436490][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.436532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 [ 1346.436555][ T32] r4:00000000 [ 1346.436593][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.436628][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.436663][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.436704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a6c0 [ 1346.436725][ T32] r4:00000000 [ 1346.436780][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.436889][ T32] r9:83018005 r8:84871800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1346.436949][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.437002][ T32] r5:00001000 r4:eb8d1000 [ 1346.437025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.437166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.437213][ T32] r5:85607f8c r4:85607c00 [ 1346.437285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.437335][ T32] r7:dddced80 r6:83018000 r5:85607f8c r4:856ebf00 [ 1346.437374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.458079][ T32] r10:61c88647 r9:84871800 r8:856ebf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.458215][ T32] r4:856ebf00 [ 1346.458279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.458357][ T32] r10:00000000 r9:856ebf00 r8:80287e08 r7:ebd69e60 r6:856ebf80 r5:84871800 [ 1346.458382][ T32] r4:00000001 [ 1346.458403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.458441][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) [ 1346.458471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.458500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.458528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.458557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.458579][ T32] r4:8574a3c0 [ 1346.459010][ T32] INFO: task kworker/0:343:5656 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.459081][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.459400][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.459511][ T32] Call trace: [ 1346.459643][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.459699][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.459726][ T32] r4:00000000 [ 1346.459819][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.459868][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.459931][ T32] 5d20: c925b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.460052][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.460113][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.460170][ T32] r5:800f0013 r4:80239bb0 [ 1346.460259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.460312][ T32] r4:82ac21e4 [ 1346.460633][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.460682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.460741][ T32] r4:e0175dc0 [ 1346.461057][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.461107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.461132][ T32] r4:00000000 [ 1346.461704][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.462208][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.462236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.462516][ T32] r5:00001000 r4:e0039000 [ 1346.462541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.462583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.463031][ T32] r5:84b0478c r4:84b04400 [ 1346.463059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.463110][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.463131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.463453][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.463482][ T32] r4:849f2e80 [ 1346.463504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.463777][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.463805][ T32] r4:00000001 [ 1346.463844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.463899][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.463929][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.464016][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.464047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.464077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.464099][ T32] r4:848f9140 [ 1346.464121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.464193][ T32] INFO: task kworker/0:344:5659 blocked for more than 472 seconds. [ 1346.464231][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.464257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.464336][ T32] task:kworker/0:344 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.464389][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.464434][ T32] Call trace: [ 1346.464464][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.464511][ T32] r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000113 r6:ebd79d8c r5:84872400 [ 1346.464533][ T32] r4:84872400 [ 1346.464553][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.464595][ T32] r5:84872400 r4:8291a680 [ 1346.464615][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.464654][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.464734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 [ 1346.464761][ T32] r4:00000000 [ 1346.464781][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.464817][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.464850][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.464890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a980 [ 1346.464913][ T32] r4:00000000 [ 1346.465001][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.465166][ T32] r9:83018005 r8:84872400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.465191][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.465235][ T32] r5:00001000 r4:eb91b000 [ 1346.465256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.465299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.465343][ T32] r5:8577478c r4:85774400 [ 1346.465362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.465407][ T32] r7:dddced80 r6:83018000 r5:8577478c r4:85751000 [ 1346.465428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.465503][ T32] r10:61c88647 r9:84872400 r8:8575102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.465530][ T32] r4:85751000 [ 1346.465579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.465629][ T32] r10:00000000 r9:85751000 r8:80287e08 r7:ebd75e60 r6:85751080 r5:84872400 [ 1346.465670][ T32] r4:00000001 [ 1346.465692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.466036][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) [ 1346.466068][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.466097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.466123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.466151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.466173][ T32] r4:8574a680 [ 1346.466397][ T32] INFO: task kworker/0:344:5659 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.466430][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.466501][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.466579][ T32] Call trace: [ 1346.466643][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.466694][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.466717][ T32] r4:00000000 [ 1346.466737][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.466832][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.466878][ T32] 5d20: c925b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.466909][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.466935][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.466958][ T32] r5:800f0013 r4:80239bb0 [ 1346.466978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.467028][ T32] r4:82ac21e4 [ 1346.467050][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.467094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.467116][ T32] r4:e0175dc0 [ 1346.467135][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.467177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.467199][ T32] r4:00000000 [ 1346.467218][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.467261][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.467383][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.489057][ T32] r5:00001000 r4:e0039000 [ 1346.489104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.489173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.489219][ T32] r5:84b0478c r4:84b04400 [ 1346.489240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.489289][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.489311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.489375][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.489402][ T32] r4:849f2e80 [ 1346.489422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.489471][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.489627][ T32] r4:00000001 [ 1346.489651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.489690][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.489972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.490011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.490040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.490096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.490122][ T32] r4:848f9140 [ 1346.490175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.490210][ T32] INFO: task kworker/0:345:5660 blocked for more than 472 seconds. [ 1346.490243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.490273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.490297][ T32] task:kworker/0:345 state:D stack:0 pid:5660 tgid:5660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.490354][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.490399][ T32] Call trace: [ 1346.490667][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.490725][ T32] r10:8291a684 r9:ec585d84 r8:00000002 r7:60000113 r6:ec585d8c r5:84873000 [ 1346.490792][ T32] r4:84873000 [ 1346.490821][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.490899][ T32] r5:84873000 r4:8291a680 [ 1346.490923][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.491000][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.491048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec585e08 [ 1346.491071][ T32] r4:00000000 [ 1346.491089][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.491123][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.491162][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.491224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574a780 [ 1346.491286][ T32] r4:00000000 [ 1346.491309][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.491426][ T32] r9:83018005 r8:84873000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1346.491452][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.491586][ T32] r5:00001000 r4:eb8ff000 [ 1346.491610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.491651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.491694][ T32] r5:8577438c r4:85774000 [ 1346.491713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.491758][ T32] r7:dddced80 r6:83018000 r5:8577438c r4:85751100 [ 1346.491778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.491967][ T32] r10:61c88647 r9:84873000 r8:8575112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.492003][ T32] r4:85751100 [ 1346.492025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.492092][ T32] r10:00000000 r9:85751100 r8:80287e08 r7:ebd79e60 r6:85751180 r5:84873000 [ 1346.492123][ T32] r4:00000001 [ 1346.492144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.492200][ T32] Exception stack(0xec585fb0 to 0xec585ff8) [ 1346.492298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.492330][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.492584][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.492618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.492647][ T32] r4:8574aac0 [ 1346.493537][ T32] INFO: task kworker/0:345:5660 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.493576][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.494027][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.494072][ T32] Call trace: [ 1346.494103][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.494686][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.494715][ T32] r4:00000000 [ 1346.494736][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.494967][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.495016][ T32] 5d20: c967f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.495689][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.495721][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.495751][ T32] r5:800f0013 r4:80239bb0 [ 1346.495777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.495820][ T32] r4:82ac21e4 [ 1346.495841][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.495886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.495908][ T32] r4:e0175dc0 [ 1346.495927][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.495969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.496001][ T32] r4:00000000 [ 1346.496867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.496923][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.497333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.527178][ T32] r5:00001000 r4:e0039000 [ 1346.527293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.527872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.527941][ T32] r5:84b0478c r4:84b04400 [ 1346.527963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.528021][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.528044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.528136][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.528163][ T32] r4:849f2e80 [ 1346.528186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.528237][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.528354][ T32] r4:00000001 [ 1346.528472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.528522][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.528553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.528582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.528632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.528689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.528861][ T32] r4:848f9140 [ 1346.528888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.529073][ T32] INFO: task kworker/0:346:5662 blocked for more than 473 seconds. [ 1346.529130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.529160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.529184][ T32] task:kworker/0:346 state:D stack:0 pid:5662 tgid:5662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.529309][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.529429][ T32] Call trace: [ 1346.529558][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.529616][ T32] r10:8291a684 r9:ebd7dd84 r8:00000002 r7:60000113 r6:ebd7dd8c r5:84873c00 [ 1346.529731][ T32] r4:84873c00 [ 1346.529772][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.529843][ T32] r5:84873c00 r4:8291a680 [ 1346.529936][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.529988][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.530086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 [ 1346.530115][ T32] r4:00000000 [ 1346.530135][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.530294][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.530406][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.530454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574af00 [ 1346.530477][ T32] r4:00000000 [ 1346.530520][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.530572][ T32] r9:83018005 r8:84873c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.530595][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.530637][ T32] r5:00001000 r4:ebb01000 [ 1346.530680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.530748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.530816][ T32] r5:8577538c r4:85775000 [ 1346.530839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.530885][ T32] r7:dddced80 r6:83018000 r5:8577538c r4:85751200 [ 1346.530978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.531036][ T32] r10:61c88647 r9:84873c00 r8:8575122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.531082][ T32] r4:85751200 [ 1346.531162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.531219][ T32] r10:00000000 r9:85751200 r8:80287e08 r7:ebd79e60 r6:85751280 r5:84873c00 [ 1346.531242][ T32] r4:00000001 [ 1346.531266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.531302][ T32] Exception stack(0xebd7dfb0 to 0xebd7dff8) [ 1346.531357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.531414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.531443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.531473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.531495][ T32] r4:8574a8c0 [ 1346.531959][ T32] INFO: task kworker/0:346:5662 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.532023][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.532087][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.532153][ T32] Call trace: [ 1346.532187][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.532237][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.532260][ T32] r4:00000000 [ 1346.532281][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.532368][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.532400][ T32] 5d20: c9bd6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.532453][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.532482][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.532529][ T32] r5:800f0013 r4:80239bb0 [ 1346.532557][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.532600][ T32] r4:82ac21e4 [ 1346.532620][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.532663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.532685][ T32] r4:e0175dc0 [ 1346.532705][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.532746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.532768][ T32] r4:00000000 [ 1346.532787][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.532877][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.532904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.532948][ T32] r5:00001000 r4:e0039000 [ 1346.532968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.533013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.533055][ T32] r5:84b0478c r4:84b04400 [ 1346.533074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.533119][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.533141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.533190][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.533212][ T32] r4:849f2e80 [ 1346.533231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.533293][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.533350][ T32] r4:00000001 [ 1346.533373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.533484][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.533515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.533590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.533637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.533703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.533729][ T32] r4:848f9140 [ 1346.533754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.533782][ T32] INFO: task kworker/0:347:5664 blocked for more than 473 seconds. [ 1346.533811][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.533835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.533856][ T32] task:kworker/0:347 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.533954][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.534018][ T32] Call trace: [ 1346.534048][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.534123][ T32] r10:8291a684 r9:ec589d84 r8:00000002 r7:60000013 r6:ec589d8c r5:84874800 [ 1346.534149][ T32] r4:84874800 [ 1346.534170][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.534213][ T32] r5:84874800 r4:8291a680 [ 1346.534233][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.534272][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.534343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec589e08 [ 1346.534369][ T32] r4:00000000 [ 1346.534389][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.534424][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.534458][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.534499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574ab80 [ 1346.534522][ T32] r4:00000000 [ 1346.534541][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.534587][ T32] r9:83018005 r8:84874800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1346.534637][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.534683][ T32] r5:00001000 r4:eb92b000 [ 1346.534703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.534742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.534805][ T32] r5:85774b8c r4:85774800 [ 1346.534827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.534873][ T32] r7:dddced80 r6:83018000 r5:85774b8c r4:85751300 [ 1346.534906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.534956][ T32] r10:61c88647 r9:84874800 r8:8575132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.535026][ T32] r4:85751300 [ 1346.535051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.535098][ T32] r10:00000000 r9:85751300 r8:80287e08 r7:ebd7de60 r6:85751380 r5:84874800 [ 1346.535144][ T32] r4:00000001 [ 1346.535167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.535203][ T32] Exception stack(0xec589fb0 to 0xec589ff8) [ 1346.535232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.535260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.535311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.535400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.535426][ T32] r4:8574a8c0 [ 1346.535644][ T32] INFO: task kworker/0:347:5664 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.535719][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.535891][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.535962][ T32] Call trace: [ 1346.536014][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.536070][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.536095][ T32] r4:00000000 [ 1346.536115][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.536153][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.536182][ T32] 5d20: c9bd6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.536238][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.536268][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.536294][ T32] r5:800f0013 r4:80239bb0 [ 1346.536317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.536382][ T32] r4:82ac21e4 [ 1346.536407][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.536450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.536535][ T32] r4:e0175dc0 [ 1346.536591][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.536688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.536761][ T32] r4:00000000 [ 1346.536784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.536831][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.536855][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.536898][ T32] r5:00001000 r4:e0039000 [ 1346.537016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.537096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.537209][ T32] r5:84b0478c r4:84b04400 [ 1346.537233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.537281][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.537301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.570690][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.570831][ T32] r4:849f2e80 [ 1346.570860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.570933][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.570957][ T32] r4:00000001 [ 1346.571017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.571087][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.571122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.571201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.571408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.571496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.571522][ T32] r4:848f9140 [ 1346.571617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.571663][ T32] INFO: task kworker/0:348:5666 blocked for more than 473 seconds. [ 1346.571698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.571724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.571785][ T32] task:kworker/0:348 state:D stack:0 pid:5666 tgid:5666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.571852][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.571900][ T32] Call trace: [ 1346.572001][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.572074][ T32] r10:8291a684 r9:ebd6dd84 r8:00000002 r7:60000013 r6:ebd6dd8c r5:84876000 [ 1346.572099][ T32] r4:84876000 [ 1346.572119][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.572191][ T32] r5:84876000 r4:8291a680 [ 1346.572216][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.572326][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.572374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd6de08 [ 1346.572398][ T32] r4:00000000 [ 1346.572417][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.572453][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.572518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.572565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574ad00 [ 1346.572588][ T32] r4:00000000 [ 1346.572608][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.572656][ T32] r9:83018005 r8:84876000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1346.572705][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.572755][ T32] r5:00001000 r4:eb94f000 [ 1346.572800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.572939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.572999][ T32] r5:85774f8c r4:85774c00 [ 1346.573034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.573125][ T32] r7:dddced80 r6:83018000 r5:85774f8c r4:85751400 [ 1346.573215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.573361][ T32] r10:61c88647 r9:84876000 r8:8575142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.573393][ T32] r4:85751400 [ 1346.573414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.573461][ T32] r10:00000000 r9:85751400 r8:80287e08 r7:ebd7de60 r6:85751480 r5:84876000 [ 1346.573483][ T32] r4:00000001 [ 1346.573503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.573540][ T32] Exception stack(0xebd6dfb0 to 0xebd6dff8) [ 1346.573567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.573595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.573630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.573662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.573763][ T32] r4:8574ac40 [ 1346.574191][ T32] INFO: task kworker/0:348:5666 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.574226][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.574334][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.574384][ T32] Call trace: [ 1346.574461][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.574517][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.574542][ T32] r4:00000000 [ 1346.574567][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.574637][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.574670][ T32] 5d20: ca2e6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.574699][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.574724][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.574748][ T32] r5:800f0013 r4:80239bb0 [ 1346.574791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.574839][ T32] r4:82ac21e4 [ 1346.574860][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.574957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.574991][ T32] r4:e0175dc0 [ 1346.575031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.575086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.575108][ T32] r4:00000000 [ 1346.575128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.575173][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.575358][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.575406][ T32] r5:00001000 r4:e0039000 [ 1346.575473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.575518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.575560][ T32] r5:84b0478c r4:84b04400 [ 1346.575581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.575628][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.575649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.575725][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.575753][ T32] r4:849f2e80 [ 1346.575773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.575821][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.575844][ T32] r4:00000001 [ 1346.575864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.575900][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.575951][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.575997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.576028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.576057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.576152][ T32] r4:848f9140 [ 1346.576177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.576203][ T32] INFO: task kworker/0:349:5668 blocked for more than 473 seconds. [ 1346.576351][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.576380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.576428][ T32] task:kworker/0:349 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.576489][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.576534][ T32] Call trace: [ 1346.576582][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.576815][ T32] r10:8291a684 r9:ec591d84 r8:00000002 r7:60000013 r6:ec591d8c r5:84a10000 [ 1346.576871][ T32] r4:84a10000 [ 1346.576902][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.577025][ T32] r5:84a10000 r4:8291a680 [ 1346.577052][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.577092][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.577237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec591e08 [ 1346.577288][ T32] r4:00000000 [ 1346.585478][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.585617][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.585712][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.585768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575b000 [ 1346.585794][ T32] r4:00000000 [ 1346.585816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.585866][ T32] r9:83018005 r8:84a10000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1346.585890][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.585936][ T32] r5:00001000 r4:ebb11000 [ 1346.585958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.586005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.586097][ T32] r5:8577578c r4:85775400 [ 1346.586122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.586172][ T32] r7:dddced80 r6:83018000 r5:8577578c r4:85751500 [ 1346.586217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.586293][ T32] r10:61c88647 r9:84a10000 r8:8575152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.586325][ T32] r4:85751500 [ 1346.586346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.586393][ T32] r10:00000000 r9:85751500 r8:80287e08 r7:ebd7de60 r6:85751580 r5:84a10000 [ 1346.586415][ T32] r4:00000001 [ 1346.586577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.586619][ T32] Exception stack(0xec591fb0 to 0xec591ff8) [ 1346.586651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.586680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.586706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.586734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.586757][ T32] r4:8574aec0 [ 1346.587211][ T32] INFO: task kworker/0:349:5668 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.587251][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.600629][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.600741][ T32] Call trace: [ 1346.600778][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.600840][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.600865][ T32] r4:00000000 [ 1346.600886][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.600927][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.600956][ T32] 5d20: ca655000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.600985][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.601039][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.601069][ T32] r5:800f0013 r4:80239bb0 [ 1346.601090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.601147][ T32] r4:82ac21e4 [ 1346.601293][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.601412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.601440][ T32] r4:e0175dc0 [ 1346.601520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.601569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.601592][ T32] r4:00000000 [ 1346.601628][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.601684][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.601708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.601751][ T32] r5:00001000 r4:e0039000 [ 1346.601772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.601826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.601923][ T32] r5:84b0478c r4:84b04400 [ 1346.601949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.602005][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.602051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.602103][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.602126][ T32] r4:849f2e80 [ 1346.602169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.602221][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.602243][ T32] r4:00000001 [ 1346.602262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.602310][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.602380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.602555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.602585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.602614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.602689][ T32] r4:848f9140 [ 1346.602715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.602745][ T32] INFO: task kworker/0:350:5669 blocked for more than 473 seconds. [ 1346.602907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.602937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.602960][ T32] task:kworker/0:350 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.603045][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.603090][ T32] Call trace: [ 1346.603120][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.603194][ T32] r10:8291a684 r9:ec595d84 r8:00000002 r7:60000013 r6:ec595d8c r5:84a10c00 [ 1346.603229][ T32] r4:84a10c00 [ 1346.603249][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.603292][ T32] r5:84a10c00 r4:8291a680 [ 1346.603315][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.603355][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.603396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec595e08 [ 1346.603419][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.603471][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.603855][ T32] r5:85775b8c r4:85775800 [ 1346.603874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.604016][ T32] r10:61c88647 r9:84a10c00 r8:8575162c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1346.605118][ T32] INFO: task kworker/0:350:5669 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 10 printk messages dropped ** [ 1346.605660][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1346.606395][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.606688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.607212][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.631374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1346.631936][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.632030][ T32] Call trace: [ 1346.632141][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.632201][ T32] r10:8291a684 r9:ec5a9d84 r8:00000002 r7:60000113 r6:ec5a9d8c r5:85709800 [ 1346.632224][ T32] r4:85709800 [ 1346.632291][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.632347][ T32] r5:85709800 r4:8291a680 [ 1346.632371][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.632412][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.632551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a9e08 [ 1346.632579][ T32] r4:00000000 [ 1346.632599][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.632659][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.632702][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.632746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575b200 [ 1346.632780][ T32] r4:00000000 [ 1346.632804][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.632852][ T32] r9:83018005 r8:85709800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1346.632876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.632919][ T32] r5:00001000 r4:ebb2f000 [ 1346.632940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.632980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.633102][ T32] r5:85775f8c r4:85775c00 [ 1346.633127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.633222][ T32] r7:dddced80 r6:83018000 r5:85775f8c r4:85751680 [ 1346.633265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.633433][ T32] r10:61c88647 r9:85709800 r8:857516ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.633460][ T32] r4:85751680 [ 1346.633480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.633551][ T32] r10:00000000 r9:85751680 r8:80287e08 r7:ec595e60 r6:856e8980 r5:85709800 [ 1346.633668][ T32] r4:00000001 [ 1346.633706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.633748][ T32] Exception stack(0xec5a9fb0 to 0xec5a9ff8) [ 1346.633777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.633808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.633836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.633866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.633903][ T32] r4:8575b080 [ 1346.634375][ T32] INFO: task kworker/0:351:5672 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.634412][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.634490][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.634730][ T32] Call trace: [ 1346.634925][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.634981][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.635035][ T32] r4:00000000 [ 1346.635154][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.635222][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.635254][ T32] 5d20: cab2a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.635284][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.635310][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.635340][ T32] r5:800f0013 r4:80239bb0 [ 1346.635361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.635472][ T32] r4:82ac21e4 [ 1346.635503][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.635548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.635570][ T32] r4:e0175dc0 [ 1346.635662][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.635776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.635893][ T32] r4:00000000 [ 1346.635917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.635963][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.635985][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.636279][ T32] r5:84b0478c r4:84b04400 ** 5 printk messages dropped ** [ 1346.636603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1346.637032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1346.645853][ T32] r4:8570a400 ** 3 printk messages dropped ** [ 1346.645977][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.646628][ T32] r9:83018005 r8:8570a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1346.646882][ T32] r5:8577638c r4:85776000 [ 1346.646903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.647121][ T32] r10:00000000 r9:85751700 r8:80287e08 r7:ec5a9e60 r6:856e8a00 r5:8570a400 ** 5 printk messages dropped ** [ 1346.661596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.661642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.661681][ T32] r4:8575b240 [ 1346.662097][ T32] INFO: task kworker/0:352:5674 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.662133][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.662280][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.662347][ T32] Call trace: [ 1346.662539][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.662602][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.662651][ T32] r4:00000000 [ 1346.662676][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.662720][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.662788][ T32] 5d20: caccb000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.662840][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.662868][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.662942][ T32] r5:800f0013 r4:80239bb0 [ 1346.662969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.663026][ T32] r4:82ac21e4 [ 1346.663048][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.663093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.663116][ T32] r4:e0175dc0 [ 1346.663159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.663207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.663230][ T32] r4:00000000 [ 1346.663249][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.663367][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.663444][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.663491][ T32] r5:00001000 r4:e0039000 [ 1346.663512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.663551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.663660][ T32] r5:84b0478c r4:84b04400 [ 1346.663685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.663737][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.663759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.663825][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.663851][ T32] r4:849f2e80 [ 1346.663895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.664011][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.664039][ T32] r4:00000001 [ 1346.664059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.664111][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 3 printk messages dropped ** [ 1346.664423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1346.664829][ T32] r4:8570b000 ** 4 printk messages dropped ** [ 1346.665088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b1e08 [ 1346.665114][ T32] r4:00000000 [ 1346.665134][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.665199][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.665285][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.665332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575b780 [ 1346.665356][ T32] r4:00000000 [ 1346.665375][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.665420][ T32] r9:83018005 r8:8570b000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1346.665443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.665499][ T32] r5:00001000 r4:ebb73000 [ 1346.665522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.665562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.665625][ T32] r5:85776f8c r4:85776c00 [ 1346.665648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.665697][ T32] r7:dddced80 r6:83018000 r5:85776f8c r4:85751780 [ 1346.665718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.665781][ T32] r10:61c88647 r9:8570b000 r8:857517ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.665881][ T32] r4:85751780 [ 1346.665904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.665951][ T32] r10:00000000 r9:85751780 r8:80287e08 r7:ec5ade60 r6:856e8a80 r5:8570b000 [ 1346.665974][ T32] r4:00000001 [ 1346.665992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.666033][ T32] Exception stack(0xec5b1fb0 to 0xec5b1ff8) [ 1346.666059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.666136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.666173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.666205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.666343][ T32] r4:8575b400 [ 1346.666613][ T32] INFO: task kworker/0:353:5676 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.666649][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.666800][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.667017][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1346.685680][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.686361][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.686685][ T32] r5:84b0478c r4:84b04400 ** 5 printk messages dropped ** [ 1346.687059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.693821][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1346.694161][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.695066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b5e08 ** 9 printk messages dropped ** [ 1346.695752][ T32] r5:00001000 r4:ebb51000 ** 2 printk messages dropped ** [ 1346.696019][ T32] r5:8577678c r4:85776400 ** 3 printk messages dropped ** [ 1346.696161][ T32] r10:61c88647 r9:8570bc00 r8:8575182c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.696382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.715665][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.716029][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.716706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1346.722848][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.723525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.724177][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.725005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b9e08 ** 10 printk messages dropped ** [ 1346.725769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.726013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.726116][ T32] r7:dddced80 r6:83018000 r5:85776b8c r4:85751880 [ 1346.726184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.726288][ T32] r10:61c88647 r9:8570c800 r8:857518ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.726343][ T32] r4:85751880 [ 1346.726387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.726482][ T32] r10:00000000 r9:85751880 r8:80287e08 r7:ec5b1e60 r6:856e8b80 r5:8570c800 [ 1346.726532][ T32] r4:00000001 [ 1346.726576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.726654][ T32] Exception stack(0xec5b9fb0 to 0xec5b9ff8) [ 1346.726713][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.726800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.726864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.727010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.727096][ T32] r4:8575b740 [ 1346.746800][ T32] INFO: task kworker/0:355:5680 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.747067][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.747234][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.752328][ T32] Call trace: [ 1346.752423][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.752638][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.752705][ T32] r4:00000000 [ 1346.752757][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.752853][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.752924][ T32] 5d20: cb494000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.753003][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.753066][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.753123][ T32] r5:800f0013 r4:80239bb0 [ 1346.753170][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.753295][ T32] r4:82ac21e4 [ 1346.753361][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.753528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.753592][ T32] r4:e0175dc0 [ 1346.753646][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.753745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.753801][ T32] r4:00000000 [ 1346.753877][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.753986][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.754048][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.754148][ T32] r5:00001000 r4:e0039000 [ 1346.754216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.754310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.754407][ T32] r5:84b0478c r4:84b04400 [ 1346.754477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.754632][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.754685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.754819][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.754898][ T32] r4:849f2e80 [ 1346.754968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.755086][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.755142][ T32] r4:00000001 [ 1346.755188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.755271][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.755332][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.755417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.755485][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.755566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1346.755987][ T32] task:kworker/0:356 state:D stack:0 pid:5682 tgid:5682 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.757073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5bde08 ** 11 printk messages dropped ** [ 1346.779842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.779959][ T32] r5:8577738c r4:85777000 ** 3 printk messages dropped ** [ 1346.780482][ T32] r10:61c88647 r9:8570d400 r8:8575192c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1346.782051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.784615][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 8 printk messages dropped ** [ 1346.785495][ T32] r4:e0175dc0 ** 5 printk messages dropped ** [ 1346.786409][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.817370][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 9 printk messages dropped ** [ 1346.818939][ T32] INFO: task kworker/0:357:5684 blocked for more than 473 seconds. ** 11 printk messages dropped ** [ 1346.820736][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1346.821965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.822569][ T32] r10:61c88647 r9:8570e000 r8:857519ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.823280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.824198][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.824315][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.824411][ T32] Call trace: [ 1346.824467][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.824600][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1346.824658][ T32] r4:00000000 [ 1346.824751][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.824837][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1346.824925][ T32] 5d20: cb817000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1346.824994][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1346.825052][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.825105][ T32] r5:800f0013 r4:80239bb0 [ 1346.825153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.825248][ T32] r4:82ac21e4 [ 1346.825305][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.825472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1346.825534][ T32] r4:e0175dc0 [ 1346.825613][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.825760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1346.825876][ T32] r4:00000000 [ 1346.825931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.826043][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.826096][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.826185][ T32] r5:00001000 r4:e0039000 [ 1346.826232][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.826320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.826409][ T32] r5:84b0478c r4:84b04400 [ 1346.826457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.826555][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1346.826604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.826702][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.826752][ T32] r4:849f2e80 [ 1346.826826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.826934][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1346.826986][ T32] r4:00000001 [ 1346.827076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.827162][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.827225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.827359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.858237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.858337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.858395][ T32] r4:848f9140 [ 1346.858453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.858520][ T32] INFO: task kworker/0:358:5685 blocked for more than 473 seconds. [ 1346.858591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.858644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.858722][ T32] task:kworker/0:358 state:D stack:0 pid:5685 tgid:5685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.858919][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.859082][ T32] Call trace: [ 1346.859161][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.859275][ T32] r10:8291a684 r9:ec5c9d84 r8:00000002 r7:60000113 r6:ec5c9d8c r5:8570ec00 [ 1346.859326][ T32] r4:8570ec00 [ 1346.859374][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.859469][ T32] r5:8570ec00 r4:8291a680 [ 1346.859516][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.859606][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.859706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c9e08 [ 1346.859762][ T32] r4:00000000 [ 1346.859809][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.859889][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.859977][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.860075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575ba40 [ 1346.860128][ T32] r4:00000000 [ 1346.860177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.860279][ T32] r9:83018005 r8:8570ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1346.860332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.860428][ T32] r5:00001000 r4:ebbd7000 [ 1346.860476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.860562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.860650][ T32] r5:8577778c r4:85777400 [ 1346.860697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.860802][ T32] r7:dddced80 r6:83018000 r5:8577778c r4:85751a00 [ 1346.860852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.860998][ T32] r10:61c88647 r9:8570ec00 r8:85751a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.861078][ T32] r4:85751a00 [ 1346.861129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.861236][ T32] r10:00000000 r9:85751a00 r8:80287e08 r7:ec5c1e60 r6:856e8d00 r5:8570ec00 ** 5 printk messages dropped ** [ 1346.861631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.862927][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.863542][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 11 printk messages dropped ** [ 1346.864509][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 10 printk messages dropped ** [ 1346.865373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.866156][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1346.866589][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.888978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5e1e08 ** 10 printk messages dropped ** [ 1346.890900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.891396][ T32] r10:61c88647 r9:855e6000 r8:85751aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1346.892174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.893738][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1346.894359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 9 printk messages dropped ** [ 1346.895120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.895828][ T32] r4:00000001 [ 1346.895872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.895948][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.896015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.896082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.896143][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.896208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.896258][ T32] r4:848f9140 [ 1346.896306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.896386][ T32] INFO: task kworker/0:360:5689 blocked for more than 473 seconds. [ 1346.896479][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.896577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.896814][ T32] task:kworker/0:360 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.896923][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.897023][ T32] Call trace: [ 1346.897111][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.897230][ T32] r10:8291a684 r9:ec5e5d84 r8:00000002 r7:60000013 r6:ec5e5d8c r5:85708000 [ 1346.897289][ T32] r4:85708000 [ 1346.924769][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.924968][ T32] r5:85708000 r4:8291a680 [ 1346.925040][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.925136][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.925234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5e5e08 [ 1346.925298][ T32] r4:00000000 [ 1346.925378][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.925466][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.925555][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.925649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857691c0 [ 1346.925702][ T32] r4:00000000 [ 1346.925752][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.925882][ T32] r9:83018005 r8:85708000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1346.925940][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.926039][ T32] r5:00001000 r4:ec5f9000 [ 1346.926085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.926213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.926321][ T32] r5:8577cf8c r4:8577cc00 [ 1346.926373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.926479][ T32] r7:dddced80 r6:83018000 r5:8577cf8c r4:85751b00 [ 1346.926541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.926648][ T32] r10:61c88647 r9:85708000 r8:85751b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.926785][ T32] r4:85751b00 [ 1346.926859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.927016][ T32] r10:00000000 r9:85751b00 r8:80287e08 r7:ec5c1e60 r6:856e8e00 r5:85708000 [ 1346.927083][ T32] r4:00000001 [ 1346.927155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.927251][ T32] Exception stack(0xec5e5fb0 to 0xec5e5ff8) [ 1346.935896][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.936116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.936190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.936268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.936325][ T32] r4:8575bb40 [ 1346.937117][ T32] INFO: task kworker/0:360:5689 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1346.937202][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.946393][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.946614][ T32] Call trace: [ 1346.946722][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1346.946932][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.958295][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1346.958706][ T32] r4:e0175dc0 ** 7 printk messages dropped ** [ 1346.959325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.960096][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 10 printk messages dropped ** [ 1346.960829][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.961482][ T32] r4:85708c00 ** 5 printk messages dropped ** [ 1346.961934][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.962356][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.962962][ T32] r5:8577c38c r4:8577c000 ** 1 printk messages dropped ** [ 1346.963139][ T32] r7:dddced80 r6:83018000 r5:8577c38c r4:85751b80 ** 7 printk messages dropped ** [ 1346.963748][ T32] Exception stack(0xec5edfb0 to 0xec5edff8) ** 5 printk messages dropped ** [ 1346.964858][ T32] INFO: task kworker/0:361:5691 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 10 printk messages dropped ** [ 1346.965868][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.966409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1346.967248][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 7 printk messages dropped ** [ 1346.992218][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1346.992288][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.992352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.992412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.992488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.992573][ T32] r4:848f9140 [ 1346.992638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.992709][ T32] INFO: task kworker/0:362:5693 blocked for more than 473 seconds. [ 1346.992784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.992841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.992945][ T32] task:kworker/0:362 state:D stack:0 pid:5693 tgid:5693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.993346][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.993696][ T32] Call trace: [ 1346.994066][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.994253][ T32] r10:8291a684 r9:ec5f5d84 r8:00000002 r7:60000113 r6:ec5f5d8c r5:85710c00 [ 1346.994313][ T32] r4:85710c00 [ 1346.994357][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.994748][ T32] r5:85710c00 r4:8291a680 [ 1346.994835][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.994926][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.995028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f5e08 [ 1346.995081][ T32] r4:00000000 [ 1346.995235][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.995320][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.995706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.996433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574ac40 [ 1346.996962][ T32] r4:00000000 [ 1346.997037][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.997564][ T32] r9:83018005 r8:85710c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1347.018271][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.018462][ T32] r5:00001000 r4:ec581000 [ 1347.018943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.019069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.019171][ T32] r5:8577c78c r4:8577c400 [ 1347.019222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.019388][ T32] r7:dddced80 r6:83018000 r5:8577c78c r4:85751c00 [ 1347.019612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.019726][ T32] r10:61c88647 r9:85710c00 r8:85751c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.019838][ T32] r4:85751c00 [ 1347.020483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.020716][ T32] r10:00000000 r9:85751c00 r8:80287e08 r7:ec5e5e60 r6:856e8f00 r5:85710c00 [ 1347.020834][ T32] r4:00000001 [ 1347.020890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.021378][ T32] Exception stack(0xec5f5fb0 to 0xec5f5ff8) [ 1347.021460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.021526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.021586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.021649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.021700][ T32] r4:8574ae40 [ 1347.022493][ T32] INFO: task kworker/0:362:5693 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.022577][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.022809][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.023559][ T32] Call trace: [ 1347.023652][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.023783][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.023842][ T32] r4:00000000 [ 1347.023889][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.024012][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.024085][ T32] 5d20: cc4d9000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.024256][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.024487][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.024561][ T32] r5:800f0013 r4:80239bb0 [ 1347.024829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.024937][ T32] r4:82ac21e4 [ 1347.025015][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.025158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.025221][ T32] r4:e0175dc0 [ 1347.025270][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.025676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.025740][ T32] r4:00000000 [ 1347.025962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.026081][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.026145][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.026264][ T32] r5:00001000 r4:e0039000 [ 1347.026321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.026415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.026906][ T32] r5:84b0478c r4:84b04400 [ 1347.027013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.027127][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.027182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.027283][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.027395][ T32] r4:849f2e80 [ 1347.027449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.027631][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.058281][ T32] r4:00000001 [ 1347.058376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.058512][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.058587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.058656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.058718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.058811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.058869][ T32] r4:848f9140 [ 1347.058927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.058991][ T32] INFO: task kworker/0:363:5695 blocked for more than 473 seconds. [ 1347.059072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.059152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.059211][ T32] task:kworker/0:363 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.059343][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.059497][ T32] Call trace: [ 1347.059583][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.059725][ T32] r10:8291a684 r9:ec5fdd84 r8:00000002 r7:60000113 r6:ec5fdd8c r5:85710000 [ 1347.059922][ T32] r4:85710000 [ 1347.059994][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.060105][ T32] r5:85710000 r4:8291a680 [ 1347.060155][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.060395][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.060939][ T32] r9:83018005 r8:85710000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 ** 4 printk messages dropped ** [ 1347.061414][ T32] r5:8577cb8c r4:8577c800 [ 1347.061463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.062202][ T32] r10:00000000 r9:85751c80 r8:80287e08 r7:ec5e5e60 r6:856e8f80 r5:85710000 [ 1347.062276][ T32] r4:00000001 [ 1347.062325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.062608][ T32] Exception stack(0xec5fdfb0 to 0xec5fdff8) [ 1347.062683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.062751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.062839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.062910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.062986][ T32] r4:85769080 [ 1347.063751][ T32] INFO: task kworker/0:363:5695 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.063831][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.063965][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.064074][ T32] Call trace: [ 1347.064146][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.064255][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.064307][ T32] r4:00000000 [ 1347.064352][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.064461][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.064534][ T32] 5d20: cc6cf000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.064597][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.064660][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.064714][ T32] r5:800f0013 r4:80239bb0 [ 1347.064765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.064853][ T32] r4:82ac21e4 [ 1347.064898][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.064993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.065116][ T32] r4:e0175dc0 [ 1347.065173][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.065273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.065325][ T32] r4:00000000 [ 1347.065373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.065495][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.065555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.065656][ T32] r5:00001000 r4:e0039000 [ 1347.065714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.065812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.065915][ T32] r5:84b0478c r4:84b04400 [ 1347.065965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.066076][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.066131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.066234][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1347.066333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.067019][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1347.102555][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.103229][ T32] r5:85713000 r4:8291a680 ** 6 printk messages dropped ** [ 1347.103885][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1347.105039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.105135][ T32] r5:8577db8c r4:8577d800 ** 2 printk messages dropped ** [ 1347.105393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.105906][ T32] Exception stack(0xec605fb0 to 0xec605ff8) ** 8 printk messages dropped ** [ 1347.118852][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.119998][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 5 printk messages dropped ** [ 1347.120382][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.121670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1347.123101][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.124094][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.124170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.124310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.124429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.124494][ T32] r4:848f9140 [ 1347.124745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.124842][ T32] INFO: task kworker/0:365:5699 blocked for more than 473 seconds. [ 1347.125011][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.125077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.125129][ T32] task:kworker/0:365 state:D stack:0 pid:5699 tgid:5699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.125429][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.125530][ T32] Call trace: [ 1347.125756][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.125880][ T32] r10:8291a684 r9:ec615d84 r8:00000002 r7:60000113 r6:ec615d8c r5:85712400 [ 1347.125936][ T32] r4:85712400 [ 1347.126082][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.126196][ T32] r5:85712400 r4:8291a680 [ 1347.126277][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.126383][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.126480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 [ 1347.126531][ T32] r4:00000000 [ 1347.126604][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.126690][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.126799][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.126899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769340 [ 1347.126969][ T32] r4:00000000 [ 1347.127034][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.127326][ T32] r9:83018005 r8:85712400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1347.162223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.162479][ T32] r5:00001000 r4:ec60f000 [ 1347.162533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.162624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.162717][ T32] r5:8577d38c r4:8577d000 [ 1347.162789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.162901][ T32] r7:dddced80 r6:83018000 r5:8577d38c r4:85751d80 [ 1347.162962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.163089][ T32] r10:61c88647 r9:85712400 r8:85751dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.163147][ T32] r4:85751d80 [ 1347.163199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.163306][ T32] r10:00000000 r9:85751d80 r8:80287e08 r7:ec605e60 r6:85771080 r5:85712400 [ 1347.163361][ T32] r4:00000001 [ 1347.163446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.163546][ T32] Exception stack(0xec615fb0 to 0xec615ff8) [ 1347.163634][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.163710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.163777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.163865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.163929][ T32] r4:85769180 [ 1347.164684][ T32] INFO: task kworker/0:365:5699 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.164772][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.164960][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.165081][ T32] Call trace: [ 1347.165159][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.165276][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.165332][ T32] r4:00000000 [ 1347.165380][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.165473][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.165539][ T32] 5d20: ccd4c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.165626][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.165694][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.165765][ T32] r5:800f0013 r4:80239bb0 [ 1347.165827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.165922][ T32] r4:82ac21e4 [ 1347.165968][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1347.166734][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1347.182589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.182723][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.182822][ T32] r4:00000001 [ 1347.182908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.183025][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.183117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.183200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.183266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.183336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.183393][ T32] r4:848f9140 [ 1347.183452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.184011][ T32] INFO: task kworker/0:366:5701 blocked for more than 473 seconds. [ 1347.184697][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.184771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.184830][ T32] task:kworker/0:366 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.185173][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.185726][ T32] Call trace: [ 1347.186019][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.186143][ T32] r10:8291a684 r9:ec621d84 r8:00000002 r7:60000113 r6:ec621d8c r5:85711800 [ 1347.186209][ T32] r4:85711800 [ 1347.186278][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.186396][ T32] r5:85711800 r4:8291a680 [ 1347.186461][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.186695][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.209656][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.210601][ T32] r5:8577d78c r4:8577d400 [ 1347.210654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.211368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.212520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.214817][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1347.215676][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.216109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 11 printk messages dropped ** [ 1347.217216][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.236050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1347.237343][ T32] r4:85713c00 ** 4 printk messages dropped ** [ 1347.253195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 ** 11 printk messages dropped ** [ 1347.254293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.254763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.255217][ T32] r10:00000000 r9:85751e80 r8:80287e08 r7:ec605e60 r6:85771180 r5:85713c00 [ 1347.255280][ T32] r4:00000001 [ 1347.255327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.255413][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1347.255480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.255546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.255647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.255722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.255777][ T32] r4:85769440 [ 1347.256533][ T32] INFO: task kworker/0:367:5703 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.256629][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.256821][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.256999][ T32] Call trace: [ 1347.257121][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.257236][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.257454][ T32] r4:00000000 [ 1347.268064][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.268219][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.268311][ T32] 5d20: cd2c5000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.268389][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.268450][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.268507][ T32] r5:800f0013 r4:80239bb0 [ 1347.268567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.268682][ T32] r4:82ac21e4 [ 1347.268737][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.268872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.268954][ T32] r4:e0175dc0 [ 1347.269021][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.269135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.269192][ T32] r4:00000000 [ 1347.269237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.269364][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.269436][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.269544][ T32] r5:00001000 r4:e0039000 [ 1347.269631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.269743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.269860][ T32] r5:84b0478c r4:84b04400 [ 1347.269926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.270037][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.270087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.270196][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.270250][ T32] r4:849f2e80 [ 1347.270298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.270402][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.270493][ T32] r4:00000001 [ 1347.270551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.270633][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.270696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.270762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.270849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.270915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.270970][ T32] r4:848f9140 [ 1347.271031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.271104][ T32] INFO: task kworker/0:368:5705 blocked for more than 473 seconds. [ 1347.271180][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.271239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.271290][ T32] task:kworker/0:368 state:D stack:0 pid:5705 tgid:5705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.271414][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.271514][ T32] Call trace: [ 1347.271652][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.271772][ T32] r10:8291a684 r9:ec641d84 r8:00000002 r7:60000113 r6:ec641d8c r5:85714800 [ 1347.271894][ T32] r4:85714800 ** 1 printk messages dropped ** [ 1347.272054][ T32] r5:85714800 r4:8291a680 ** 3 printk messages dropped ** [ 1347.272336][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.272637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769640 ** 7 printk messages dropped ** [ 1347.273224][ T32] r5:8577df8c r4:8577dc00 [ 1347.273277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.273374][ T32] r7:dddced80 r6:83018000 r5:8577df8c r4:85751f00 [ 1347.273425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.273528][ T32] r10:61c88647 r9:85714800 r8:85751f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.273583][ T32] r4:85751f00 [ 1347.273741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.273851][ T32] r10:00000000 r9:85751f00 r8:80287e08 r7:ec62de60 r6:85771200 r5:85714800 [ 1347.273903][ T32] r4:00000001 [ 1347.273952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.274039][ T32] Exception stack(0xec641fb0 to 0xec641ff8) [ 1347.274099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.274161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.274222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.274286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.274340][ T32] r4:85769800 [ 1347.275116][ T32] INFO: task kworker/0:368:5705 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.275190][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.275312][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.275405][ T32] Call trace: [ 1347.275494][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.275648][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.275711][ T32] r4:00000000 [ 1347.275767][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.275857][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.275922][ T32] 5d20: cd2c5000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.275996][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.276065][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.276119][ T32] r5:800f0013 r4:80239bb0 [ 1347.276168][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1347.276396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 9 printk messages dropped ** [ 1347.306577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.306669][ T32] r5:84b0478c r4:84b04400 [ 1347.306719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.306867][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.306927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.307043][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.307176][ T32] r4:849f2e80 [ 1347.307242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.318277][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.318363][ T32] r4:00000001 [ 1347.318415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.318550][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.318664][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.318734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.318819][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.318892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.318948][ T32] r4:848f9140 [ 1347.319012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.319084][ T32] INFO: task kworker/0:369:5707 blocked for more than 473 seconds. [ 1347.319184][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.319258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.319370][ T32] task:kworker/0:369 state:D stack:0 pid:5707 tgid:5707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.319520][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.319640][ T32] Call trace: [ 1347.319720][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.319835][ T32] r10:8291a684 r9:ebcb1d84 r8:00000002 r7:60000113 r6:ebcb1d8c r5:85716c00 [ 1347.319936][ T32] r4:85716c00 [ 1347.319994][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.320097][ T32] r5:85716c00 r4:8291a680 [ 1347.320147][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.320254][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.320441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 [ 1347.320505][ T32] r4:00000000 [ 1347.320550][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.320678][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.320771][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.320866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769a00 [ 1347.321089][ T32] r4:00000000 [ 1347.321295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.321404][ T32] r9:83018005 r8:85716c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1347.321523][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.321622][ T32] r5:00001000 r4:eab15000 [ 1347.321671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.321761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.321854][ T32] r5:8577eb8c r4:8577e800 [ 1347.321901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.322059][ T32] r7:dddced80 r6:83018000 r5:8577eb8c r4:85751f80 [ 1347.322175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.322281][ T32] r10:61c88647 r9:85716c00 r8:85751fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.322334][ T32] r4:85751f80 [ 1347.322378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.322503][ T32] r10:00000000 r9:85751f80 r8:80287e08 r7:ec62de60 r6:85771280 r5:85716c00 [ 1347.322635][ T32] r4:00000001 [ 1347.322687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.322799][ T32] Exception stack(0xebcb1fb0 to 0xebcb1ff8) ** 1 printk messages dropped ** [ 1347.322944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.323934][ T32] INFO: task kworker/0:369:5707 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.324018][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.324189][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.324317][ T32] Call trace: [ 1347.324426][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.324533][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.324607][ T32] r4:00000000 [ 1347.324683][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.324773][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.324843][ T32] 5d20: cd6fc000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.324905][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.324958][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.325019][ T32] r5:800f0013 r4:80239bb0 [ 1347.325070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.325160][ T32] r4:82ac21e4 [ 1347.325211][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.325343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.325433][ T32] r4:e0175dc0 [ 1347.325524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.325621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.325669][ T32] r4:00000000 [ 1347.325710][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.325797][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.325839][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.325922][ T32] r5:00001000 r4:e0039000 [ 1347.325971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.326069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.326160][ T32] r5:84b0478c r4:84b04400 [ 1347.326208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.326308][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.326358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.326456][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.326509][ T32] r4:849f2e80 [ 1347.326599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.326713][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.326827][ T32] r4:00000001 [ 1347.326883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.326989][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.327066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.327164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.327371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.354539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.354651][ T32] r4:848f9140 [ 1347.354727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.354845][ T32] INFO: task kworker/0:370:5709 blocked for more than 473 seconds. [ 1347.354922][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.354979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.355031][ T32] task:kworker/0:370 state:D stack:0 pid:5709 tgid:5709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.355153][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.355274][ T32] Call trace: [ 1347.355407][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.355545][ T32] r10:8291a684 r9:ec64dd84 r8:00000002 r7:60000013 r6:ec64dd8c r5:85716000 [ 1347.355616][ T32] r4:85716000 [ 1347.355671][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.355774][ T32] r5:85716000 r4:8291a680 [ 1347.355826][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.355913][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.356006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec64de08 [ 1347.356057][ T32] r4:00000000 [ 1347.356106][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.356200][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.356312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.356413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857698c0 [ 1347.356466][ T32] r4:00000000 [ 1347.356512][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.356635][ T32] r9:83018005 r8:85716000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1347.356688][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.356791][ T32] r5:00001000 r4:dfc2d000 [ 1347.356842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.356929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.357022][ T32] r5:8577e78c r4:8577e400 [ 1347.357093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.357196][ T32] r7:dddced80 r6:83018000 r5:8577e78c r4:857b8000 [ 1347.357247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.363090][ T32] r10:61c88647 r9:85716000 r8:857b802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.363238][ T32] r4:857b8000 [ 1347.363308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.363452][ T32] r10:00000000 r9:857b8000 r8:80287e08 r7:ebcb1e60 r6:85771300 r5:85716000 [ 1347.363507][ T32] r4:00000001 [ 1347.363558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.363651][ T32] Exception stack(0xec64dfb0 to 0xec64dff8) [ 1347.363720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.363810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.363893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.363964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.364018][ T32] r4:857697c0 [ 1347.364792][ T32] INFO: task kworker/0:370:5709 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.364873][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.365018][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.365127][ T32] Call trace: [ 1347.365200][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.365309][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.365364][ T32] r4:00000000 [ 1347.365411][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.365497][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.365562][ T32] 5d20: cd990000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.365645][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.365739][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.365815][ T32] r5:800f0013 r4:80239bb0 [ 1347.365892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.365993][ T32] r4:82ac21e4 [ 1347.366044][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.366140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.366192][ T32] r4:e0175dc0 [ 1347.366258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.366362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.366415][ T32] r4:00000000 [ 1347.366481][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.366590][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.366642][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.366734][ T32] r5:00001000 r4:e0039000 [ 1347.366822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.366913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.367004][ T32] r5:84b0478c r4:84b04400 ** 1 printk messages dropped ** [ 1347.367157][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 3 printk messages dropped ** [ 1347.388762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1347.388958][ T32] r4:00000001 [ 1347.389002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.389088][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.389149][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.389210][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.389276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.389336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.389392][ T32] r4:848f9140 [ 1347.389449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.389522][ T32] INFO: task kworker/0:371:5711 blocked for more than 473 seconds. [ 1347.389634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.389703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.389766][ T32] task:kworker/0:371 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.389893][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.389995][ T32] Call trace: [ 1347.390092][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.390204][ T32] r10:8291a684 r9:ec655d84 r8:00000002 r7:60000013 r6:ec655d8c r5:85715400 [ 1347.390259][ T32] r4:85715400 [ 1347.390307][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.390418][ T32] r5:85715400 r4:8291a680 [ 1347.390473][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.390559][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.390668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec655e08 [ 1347.390725][ T32] r4:00000000 [ 1347.390819][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.390907][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.390991][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.391083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85758340 [ 1347.391136][ T32] r4:00000000 [ 1347.391185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.391303][ T32] r9:83018005 r8:85715400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1347.391364][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.391458][ T32] r5:00001000 r4:eb665000 [ 1347.391521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.391627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.391725][ T32] r5:8577f78c r4:8577f400 [ 1347.391796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.391905][ T32] r7:dddced80 r6:83018000 r5:8577f78c r4:857b8080 [ 1347.391955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.392054][ T32] r10:61c88647 r9:85715400 r8:857b80ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.392123][ T32] r4:857b8080 [ 1347.392188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.392295][ T32] r10:00000000 r9:857b8080 r8:80287e08 r7:ebcb1e60 r6:85771380 r5:85715400 [ 1347.392361][ T32] r4:00000001 [ 1347.392420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.392502][ T32] Exception stack(0xec655fb0 to 0xec655ff8) [ 1347.392564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.392630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.392713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.392792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.392859][ T32] r4:85769bc0 [ 1347.393616][ T32] INFO: task kworker/0:371:5711 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.393722][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.393875][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.393976][ T32] Call trace: [ 1347.394068][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.394174][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.394227][ T32] r4:00000000 [ 1347.394272][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.394361][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.394417][ T32] 5d20: cdbf2000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.394453][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.394478][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.394501][ T32] r5:800f0013 r4:80239bb0 [ 1347.394522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.394565][ T32] r4:82ac21e4 [ 1347.394585][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.394628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.394651][ T32] r4:e0175dc0 [ 1347.394670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.394728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.394766][ T32] r4:00000000 [ 1347.394838][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.394916][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.394945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.394990][ T32] r5:00001000 r4:e0039000 [ 1347.395035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.395079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.395121][ T32] r5:84b0478c r4:84b04400 [ 1347.395142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.395211][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.395236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.395283][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.395308][ T32] r4:849f2e80 [ 1347.395399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.395497][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.395524][ T32] r4:00000001 [ 1347.395543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.395581][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.395607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.395635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.395686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.395718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.395740][ T32] r4:848f9140 [ 1347.395766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.395849][ T32] INFO: task kworker/0:372:5713 blocked for more than 473 seconds. [ 1347.395882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.395907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.395927][ T32] task:kworker/0:372 state:D stack:0 pid:5713 tgid:5713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.395975][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.396016][ T32] Call trace: [ 1347.396087][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.396135][ T32] r10:8291a684 r9:ec659d84 r8:00000002 r7:60000013 r6:ec659d8c r5:85718c00 [ 1347.396157][ T32] r4:85718c00 [ 1347.396177][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.396267][ T32] r5:85718c00 r4:8291a680 [ 1347.396292][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.396333][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.396375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 [ 1347.396397][ T32] r4:00000000 [ 1347.396416][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.396449][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.396489][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.396532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769d40 [ 1347.396555][ T32] r4:00000000 [ 1347.396596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.396640][ T32] r9:83018005 r8:85718c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1347.396662][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.396704][ T32] r5:00001000 r4:eb62d000 [ 1347.396765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.396823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.396871][ T32] r5:8577f38c r4:8577f000 [ 1347.396891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.396938][ T32] r7:dddced80 r6:83018000 r5:8577f38c r4:857b8100 [ 1347.396958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.397004][ T32] r10:61c88647 r9:85718c00 r8:857b812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.397026][ T32] r4:857b8100 [ 1347.397045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.397091][ T32] r10:00000000 r9:857b8100 r8:80287e08 r7:ec655e60 r6:85771400 r5:85718c00 [ 1347.397112][ T32] r4:00000001 [ 1347.397131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.397166][ T32] Exception stack(0xec659fb0 to 0xec659ff8) [ 1347.397205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.397248][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.397278][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.397361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.417937][ T32] r4:85769a40 [ 1347.418375][ T32] INFO: task kworker/0:372:5713 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.418415][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.418486][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.418571][ T32] Call trace: [ 1347.418634][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.418695][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.418744][ T32] r4:00000000 [ 1347.418788][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.418835][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.418866][ T32] 5d20: cde99000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.418895][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.418921][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.418959][ T32] r5:800f0013 r4:80239bb0 [ 1347.418985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.419028][ T32] r4:82ac21e4 [ 1347.419049][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.419094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.419123][ T32] r4:e0175dc0 [ 1347.419144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.419188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.419235][ T32] r4:00000000 [ 1347.419259][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.419333][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.419383][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.419430][ T32] r5:00001000 r4:e0039000 [ 1347.419477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.419524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.419567][ T32] r5:84b0478c r4:84b04400 [ 1347.419612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.419670][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.419720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.419778][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.419802][ T32] r4:849f2e80 [ 1347.419827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.419900][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.419976][ T32] r4:00000001 [ 1347.420000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.420038][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.420064][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.420093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.420120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.420149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.420232][ T32] r4:848f9140 [ 1347.420257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.420286][ T32] INFO: task kworker/1:917:5718 blocked for more than 473 seconds. [ 1347.420318][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.420344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.420364][ T32] task:kworker/1:917 state:D stack:0 pid:5718 tgid:5718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.420442][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.420487][ T32] Call trace: [ 1347.420516][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.420563][ T32] r10:8291a684 r9:ec58dd84 r8:00000002 r7:60000013 r6:ec58dd8c r5:85719800 [ 1347.420610][ T32] r4:85719800 [ 1347.420636][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.420679][ T32] r5:85719800 r4:8291a680 [ 1347.420718][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.420779][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.420826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec58de08 [ 1347.420874][ T32] r4:00000000 [ 1347.420897][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.420934][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.420992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.421039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ba040 [ 1347.421089][ T32] r4:00000000 [ 1347.421112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.421156][ T32] r9:83018205 r8:85719800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1347.421179][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.421276][ T32] r5:00001000 r4:eb13b000 [ 1347.421300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.421340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.421382][ T32] r5:856adb8c r4:856ad800 [ 1347.421401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.421446][ T32] r7:ddde2d80 r6:83018200 r5:856adb8c r4:85771480 [ 1347.421469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.421516][ T32] r10:61c88647 r9:85719800 r8:857714ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.421564][ T32] r4:85771480 [ 1347.421587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.421634][ T32] r10:00000000 r9:85771480 r8:80287e08 r7:ebc51e60 r6:85771500 r5:85719800 [ 1347.421656][ T32] r4:00000001 [ 1347.421675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.421709][ T32] Exception stack(0xec58dfb0 to 0xec58dff8) [ 1347.421735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.421780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.421816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.421847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.421870][ T32] r4:857b4a40 [ 1347.422100][ T32] INFO: task kworker/1:917:5718 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.422135][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.422219][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.422287][ T32] Call trace: [ 1347.422322][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.422372][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.422395][ T32] r4:00000000 [ 1347.422414][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.422453][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.422481][ T32] 5d20: cde99000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.422509][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.422534][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.422558][ T32] r5:800f0013 r4:80239bb0 [ 1347.422578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.422619][ T32] r4:82ac21e4 [ 1347.422640][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.422683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.422706][ T32] r4:e0175dc0 [ 1347.422725][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.422822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.422851][ T32] r4:00000000 [ 1347.422871][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.422931][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.422958][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.423002][ T32] r5:00001000 r4:e0039000 [ 1347.423046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.423115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.423172][ T32] r5:84b0478c r4:84b04400 [ 1347.423210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.423262][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.423283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.423329][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.423351][ T32] r4:849f2e80 [ 1347.423370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.423417][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.423440][ T32] r4:00000001 [ 1347.423460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.423496][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.423545][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.423611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.423657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.423715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.423741][ T32] r4:848f9140 [ 1347.423768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.423806][ T32] INFO: task kworker/1:918:5719 blocked for more than 473 seconds. [ 1347.423838][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.423881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.423925][ T32] task:kworker/1:918 state:D stack:0 pid:5719 tgid:5719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.423975][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.424024][ T32] Call trace: [ 1347.424070][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.424118][ T32] r10:8291a684 r9:ec599d84 r8:00000002 r7:60000113 r6:ec599d8c r5:8571a400 [ 1347.424141][ T32] r4:8571a400 [ 1347.424162][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.424205][ T32] r5:8571a400 r4:8291a680 [ 1347.424226][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.424286][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.424340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec599e08 [ 1347.424364][ T32] r4:00000000 [ 1347.424430][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.424470][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.424521][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.424572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769e00 [ 1347.424596][ T32] r4:00000000 [ 1347.424617][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.424684][ T32] r9:83018205 r8:8571a400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1347.424732][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.424783][ T32] r5:00001000 r4:eb4d5000 [ 1347.424817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.424861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.424906][ T32] r5:8577ef8c r4:8577ec00 [ 1347.424925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.424971][ T32] r7:ddde2d80 r6:83018200 r5:8577ef8c r4:85771580 [ 1347.424992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.425038][ T32] r10:61c88647 r9:8571a400 r8:857715ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.425061][ T32] r4:85771580 [ 1347.425115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.425165][ T32] r10:00000000 r9:85771580 r8:80287e08 r7:ec58de60 r6:85771600 r5:8571a400 [ 1347.425210][ T32] r4:00000001 [ 1347.425243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.425284][ T32] Exception stack(0xec599fb0 to 0xec599ff8) [ 1347.425313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.425342][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.425370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.425401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.425445][ T32] r4:857b4a40 [ 1347.425642][ T32] INFO: task kworker/1:918:5719 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.425674][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.425760][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.425858][ T32] Call trace: [ 1347.425893][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.425946][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.425969][ T32] r4:00000000 [ 1347.425989][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.426053][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.426086][ T32] 5d20: cde99000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.426116][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.426164][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.426214][ T32] r5:800f0013 r4:80239bb0 [ 1347.426239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.426288][ T32] r4:82ac21e4 [ 1347.426381][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.426434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.426458][ T32] r4:e0175dc0 [ 1347.426523][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.426597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.426623][ T32] r4:00000000 [ 1347.426644][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.426721][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.426789][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.426856][ T32] r5:00001000 r4:e0039000 [ 1347.426905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.426962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.427015][ T32] r5:84b0478c r4:84b04400 [ 1347.427038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.427085][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.427172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.427250][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.427301][ T32] r4:849f2e80 [ 1347.427358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.450157][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.450357][ T32] r4:00000001 [ 1347.450580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.450647][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.450786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.450824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.450852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.450883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.450908][ T32] r4:848f9140 [ 1347.450933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.451032][ T32] INFO: task kworker/1:919:5721 blocked for more than 473 seconds. [ 1347.451090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.451120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.451144][ T32] task:kworker/1:919 state:D stack:0 pid:5721 tgid:5721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.451272][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.451351][ T32] Call trace: [ 1347.451418][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.451475][ T32] r10:8291a684 r9:ec661d84 r8:00000002 r7:60000113 r6:ec661d8c r5:8571b000 [ 1347.451499][ T32] r4:8571b000 [ 1347.451521][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.451627][ T32] r5:8571b000 r4:8291a680 [ 1347.451653][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.451695][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.451737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec661e08 [ 1347.451766][ T32] r4:00000000 [ 1347.451787][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.451822][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.451860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.451931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4e00 [ 1347.451958][ T32] r4:00000000 [ 1347.451978][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.452057][ T32] r9:83018205 r8:8571b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1347.452200][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.452247][ T32] r5:00001000 r4:eb691000 [ 1347.452268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.452308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.452350][ T32] r5:856ac78c r4:856ac400 [ 1347.452370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.452417][ T32] r7:ddde2d80 r6:83018200 r5:856ac78c r4:85771680 [ 1347.452438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.452484][ T32] r10:61c88647 r9:8571b000 r8:857716ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.452506][ T32] r4:85771680 [ 1347.452526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.452604][ T32] r10:00000000 r9:85771680 r8:80287e08 r7:ec58de60 r6:85771700 r5:8571b000 [ 1347.452661][ T32] r4:00000001 [ 1347.452758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.452799][ T32] Exception stack(0xec661fb0 to 0xec661ff8) [ 1347.452826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.452854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.452880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.452910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.452933][ T32] r4:857b4a40 [ 1347.453358][ T32] INFO: task kworker/1:919:5721 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.453413][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.453495][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.453540][ T32] Call trace: [ 1347.453589][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.453668][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.453791][ T32] r4:00000000 [ 1347.453816][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.453859][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.453888][ T32] 5d20: ce16c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.453917][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.453942][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.453965][ T32] r5:800f0013 r4:80239bb0 [ 1347.453985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.454027][ T32] r4:82ac21e4 [ 1347.454048][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.454091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.454113][ T32] r4:e0175dc0 [ 1347.454132][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.454173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.454208][ T32] r4:00000000 [ 1347.454244][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.454325][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.454350][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.454406][ T32] r5:00001000 r4:e0039000 [ 1347.454430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.454502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.454550][ T32] r5:84b0478c r4:84b04400 [ 1347.454589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.454641][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.454728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.454801][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.454828][ T32] r4:849f2e80 [ 1347.454868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.454933][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.454961][ T32] r4:00000001 [ 1347.455014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.455055][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.455083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.455113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.455151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.455213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.455239][ T32] r4:848f9140 [ 1347.455260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.455284][ T32] INFO: task kworker/0:373:5723 blocked for more than 473 seconds. [ 1347.455313][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.455335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.455356][ T32] task:kworker/0:373 state:D stack:0 pid:5723 tgid:5723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.455828][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.455878][ T32] Call trace: [ 1347.455921][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.455974][ T32] r10:8291a684 r9:ec671d84 r8:00000002 r7:60000013 r6:ec671d8c r5:8571bc00 [ 1347.455997][ T32] r4:8571bc00 [ 1347.456017][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.456059][ T32] r5:8571bc00 r4:8291a680 [ 1347.456097][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.456140][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.456182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec671e08 [ 1347.456204][ T32] r4:00000000 [ 1347.456244][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.456402][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.456504][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.456607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773040 [ 1347.456662][ T32] r4:00000000 [ 1347.456686][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.456749][ T32] r9:83018005 r8:8571bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.456783][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.456827][ T32] r5:00001000 r4:eb829000 [ 1347.456846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.456884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.456926][ T32] r5:8577ff8c r4:8577fc00 [ 1347.456946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.456992][ T32] r7:dddced80 r6:83018000 r5:8577ff8c r4:857b8180 [ 1347.457012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.457059][ T32] r10:61c88647 r9:8571bc00 r8:857b81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.457169][ T32] r4:857b8180 [ 1347.457193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.457240][ T32] r10:00000000 r9:857b8180 r8:80287e08 r7:ec655e60 r6:85771780 r5:8571bc00 [ 1347.457265][ T32] r4:00000001 [ 1347.457285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.457714][ T32] Exception stack(0xec671fb0 to 0xec671ff8) [ 1347.480504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.480562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.480591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.480626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.480651][ T32] r4:85758fc0 [ 1347.481086][ T32] INFO: task kworker/0:373:5723 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.481210][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.481307][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.481375][ T32] Call trace: [ 1347.481408][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.481496][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.481558][ T32] r4:00000000 [ 1347.481640][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.481689][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.481718][ T32] 5d20: ce4f1000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.481748][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.481782][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.481807][ T32] r5:800f0013 r4:80239bb0 [ 1347.481828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.481871][ T32] r4:82ac21e4 [ 1347.482037][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.482087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.482174][ T32] r4:e0175dc0 [ 1347.482196][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.482242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.482264][ T32] r4:00000000 [ 1347.482284][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.482424][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.482471][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.482520][ T32] r5:00001000 r4:e0039000 [ 1347.482541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.482583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.482626][ T32] r5:84b0478c r4:84b04400 [ 1347.482646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.482758][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.482824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.482877][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.482901][ T32] r4:849f2e80 [ 1347.482921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.482968][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.482991][ T32] r4:00000001 [ 1347.483039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.483080][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.483106][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.483136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.483179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.483212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.483293][ T32] r4:848f9140 [ 1347.483318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.483356][ T32] INFO: task kworker/0:374:5725 blocked for more than 473 seconds. [ 1347.483390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.483415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.483435][ T32] task:kworker/0:374 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.483481][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.483524][ T32] Call trace: [ 1347.483632][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.483686][ T32] r10:8291a684 r9:ec66dd84 r8:00000002 r7:60000113 r6:ec66dd8c r5:8571c800 [ 1347.483724][ T32] r4:8571c800 [ 1347.483748][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.483797][ T32] r5:8571c800 r4:8291a680 [ 1347.483848][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.483894][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.483938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec66de08 [ 1347.483960][ T32] r4:00000000 [ 1347.483979][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.484013][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.484047][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.484087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575b940 [ 1347.484114][ T32] r4:00000000 [ 1347.484137][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.484199][ T32] r9:83018005 r8:8571c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1347.484224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.484267][ T32] r5:00001000 r4:eb6d7000 [ 1347.484287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.484326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.484367][ T32] r5:8577fb8c r4:8577f800 [ 1347.484386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.484430][ T32] r7:dddced80 r6:83018000 r5:8577fb8c r4:857b8200 [ 1347.484450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.484497][ T32] r10:61c88647 r9:8571c800 r8:857b822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.484520][ T32] r4:857b8200 [ 1347.484538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.484582][ T32] r10:00000000 r9:857b8200 r8:80287e08 r7:ec671e60 r6:85771800 r5:8571c800 [ 1347.484604][ T32] r4:00000001 [ 1347.484623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.484692][ T32] Exception stack(0xec66dfb0 to 0xec66dff8) [ 1347.484753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.484793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.484830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.484889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.484943][ T32] r4:85758d80 [ 1347.485171][ T32] INFO: task kworker/0:374:5725 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.485218][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.485276][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.485319][ T32] Call trace: [ 1347.485347][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.485396][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.485419][ T32] r4:00000000 [ 1347.485452][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.485496][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.485524][ T32] 5d20: ce4f1000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.485552][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.485578][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.485603][ T32] r5:800f0013 r4:80239bb0 [ 1347.485625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.485758][ T32] r4:82ac21e4 [ 1347.485784][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.485828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.485852][ T32] r4:e0175dc0 [ 1347.485901][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.485965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.486022][ T32] r4:00000000 [ 1347.486086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.486137][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.486248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.486296][ T32] r5:00001000 r4:e0039000 [ 1347.486345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.486389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.486433][ T32] r5:84b0478c r4:84b04400 [ 1347.486474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.486525][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.486546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.486623][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.486649][ T32] r4:849f2e80 [ 1347.486669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.486734][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.486835][ T32] r4:00000001 [ 1347.486860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.486899][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.486926][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.486968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.487000][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.487029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.487050][ T32] r4:848f9140 [ 1347.487070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.487093][ T32] INFO: task kworker/1:920:5727 blocked for more than 473 seconds. [ 1347.487121][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.487144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.487166][ T32] task:kworker/1:920 state:D stack:0 pid:5727 tgid:5727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.487212][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.511270][ T32] Call trace: [ 1347.511518][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.511666][ T32] r10:8291a684 r9:ec67dd84 r8:00000002 r7:60000113 r6:ec67dd8c r5:8571e000 [ 1347.511721][ T32] r4:8571e000 [ 1347.511778][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.511872][ T32] r5:8571e000 r4:8291a680 [ 1347.511923][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.512011][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.512105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec67de08 [ 1347.512320][ T32] r4:00000000 [ 1347.512391][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.512575][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.512679][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.512780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857babc0 [ 1347.512835][ T32] r4:00000000 [ 1347.512907][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.513034][ T32] r9:83018205 r8:8571e000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.513166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.513282][ T32] r5:00001000 r4:eba59000 [ 1347.513334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.513444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.513626][ T32] r5:856acb8c r4:856ac800 [ 1347.513682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.513793][ T32] r7:ddde2d80 r6:83018200 r5:856acb8c r4:85771880 [ 1347.513844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.513945][ T32] r10:61c88647 r9:8571e000 r8:857718ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.514024][ T32] r4:85771880 [ 1347.514079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.514245][ T32] r10:00000000 r9:85771880 r8:80287e08 r7:ec58de60 r6:85771900 r5:8571e000 [ 1347.514389][ T32] r4:00000001 [ 1347.514446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.514534][ T32] Exception stack(0xec67dfb0 to 0xec67dff8) [ 1347.514600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.514667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.514727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.514825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.514880][ T32] r4:857b4f80 [ 1347.515617][ T32] INFO: task kworker/1:920:5727 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.515692][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.515866][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.515962][ T32] Call trace: [ 1347.516058][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.516207][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.516268][ T32] r4:00000000 [ 1347.516314][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.516406][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.516473][ T32] 5d20: ce86b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.516540][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.516658][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.516724][ T32] r5:800f0013 r4:80239bb0 [ 1347.516780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.516876][ T32] r4:82ac21e4 [ 1347.516927][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.517046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.517101][ T32] r4:e0175dc0 [ 1347.517145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.517243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.535854][ T32] r4:00000000 [ 1347.535999][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.536208][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.536270][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.536409][ T32] r5:00001000 r4:e0039000 [ 1347.536470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.536588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.536682][ T32] r5:84b0478c r4:84b04400 [ 1347.536733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.536867][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.537035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.537156][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.537221][ T32] r4:849f2e80 [ 1347.537267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.542467][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.542593][ T32] r4:00000001 [ 1347.542677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.542824][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.542894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.543051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.543125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.543192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.543246][ T32] r4:848f9140 [ 1347.543300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.543471][ T32] INFO: task kworker/0:375:5730 blocked for more than 474 seconds. [ 1347.543585][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.543652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.543729][ T32] task:kworker/0:375 state:D stack:0 pid:5730 tgid:5730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.543864][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.543966][ T32] Call trace: [ 1347.544042][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.544151][ T32] r10:8291a684 r9:ec685d84 r8:00000002 r7:60000113 r6:ec685d8c r5:85718000 [ 1347.544205][ T32] r4:85718000 [ 1347.544252][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.544342][ T32] r5:85718000 r4:8291a680 [ 1347.544425][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.544520][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.544615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 [ 1347.544667][ T32] r4:00000000 [ 1347.544714][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.544836][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.544987][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.545114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773180 [ 1347.545175][ T32] r4:00000000 [ 1347.545223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.545324][ T32] r9:83018005 r8:85718000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1347.545375][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.545466][ T32] r5:00001000 r4:eb84d000 [ 1347.545514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.545600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.545730][ T32] r5:8578038c r4:85780000 [ 1347.545881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.545989][ T32] r7:dddced80 r6:83018000 r5:8578038c r4:857b8280 [ 1347.546112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.546253][ T32] r10:61c88647 r9:85718000 r8:857b82ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.546313][ T32] r4:857b8280 [ 1347.546371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.546510][ T32] r10:00000000 r9:857b8280 r8:80287e08 r7:ec671e60 r6:85771980 r5:85718000 [ 1347.546572][ T32] r4:00000001 [ 1347.546618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.546691][ T32] Exception stack(0xec685fb0 to 0xec685ff8) [ 1347.546801][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.546915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.547054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.547137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.547190][ T32] r4:85773080 [ 1347.566008][ T32] INFO: task kworker/0:375:5730 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.566251][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.566418][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.566553][ T32] Call trace: [ 1347.566627][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.566804][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.566867][ T32] r4:00000000 [ 1347.566916][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.567010][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.567082][ T32] 5d20: cec6f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.567154][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.567215][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.567271][ T32] r5:800f0013 r4:80239bb0 [ 1347.575278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.575498][ T32] r4:82ac21e4 [ 1347.575552][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.575650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.575705][ T32] r4:e0175dc0 [ 1347.575751][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.575858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.575911][ T32] r4:00000000 [ 1347.575958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.576098][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.576159][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.576329][ T32] r5:00001000 r4:e0039000 [ 1347.576511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.576627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.576721][ T32] r5:84b0478c r4:84b04400 [ 1347.576784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.576885][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.577167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.577319][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.592808][ T32] r4:849f2e80 [ 1347.592892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.593034][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.593088][ T32] r4:00000001 [ 1347.593239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.593334][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.593403][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.593471][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.593533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.593598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.593655][ T32] r4:848f9140 [ 1347.593710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.593802][ T32] INFO: task kworker/0:376:5733 blocked for more than 474 seconds. [ 1347.593875][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.593931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.594014][ T32] task:kworker/0:376 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.594145][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.594474][ T32] Call trace: [ 1347.594597][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.594707][ T32] r10:8291a684 r9:ec695d84 r8:00000002 r7:60000013 r6:ec695d8c r5:8571ec00 [ 1347.594790][ T32] r4:8571ec00 [ 1347.594846][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.595011][ T32] r5:8571ec00 r4:8291a680 [ 1347.595068][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.595155][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.595247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 [ 1347.595299][ T32] r4:00000000 [ 1347.595343][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.595419][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.595502][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.595593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773240 [ 1347.595759][ T32] r4:00000000 [ 1347.595816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.595919][ T32] r9:83018005 r8:8571ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1347.596008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.596108][ T32] r5:00001000 r4:eb871000 [ 1347.596158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.596247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.596337][ T32] r5:8578078c r4:85780400 [ 1347.596384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.596519][ T32] r7:dddced80 r6:83018000 r5:8578078c r4:857b8300 [ 1347.596596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.596690][ T32] r10:61c88647 r9:8571ec00 r8:857b832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.596740][ T32] r4:857b8300 [ 1347.596797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.596896][ T32] r10:00000000 r9:857b8300 r8:80287e08 r7:ec685e60 r6:85771a00 r5:8571ec00 [ 1347.596948][ T32] r4:00000001 [ 1347.596993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.597075][ T32] Exception stack(0xec695fb0 to 0xec695ff8) [ 1347.597136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.597200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.597264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.605695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.605882][ T32] r4:85773140 [ 1347.606624][ T32] INFO: task kworker/0:376:5733 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.606722][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.606951][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.607081][ T32] Call trace: [ 1347.607154][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.607271][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.611061][ T32] r4:00000000 [ 1347.611130][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.611254][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.611328][ T32] 5d20: ceed2000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.611399][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.611462][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.611521][ T32] r5:800f0013 r4:80239bb0 [ 1347.611571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.611669][ T32] r4:82ac21e4 [ 1347.611722][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.611860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.611929][ T32] r4:e0175dc0 [ 1347.611978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.612080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.612158][ T32] r4:00000000 [ 1347.612216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.612321][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.612377][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.612480][ T32] r5:00001000 r4:e0039000 [ 1347.612530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.612626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.612717][ T32] r5:84b0478c r4:84b04400 [ 1347.612774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.612881][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.612933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.613058][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.613122][ T32] r4:849f2e80 [ 1347.613171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.613282][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.613337][ T32] r4:00000001 [ 1347.613408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.613497][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.613565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.613637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.613702][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.613781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.613837][ T32] r4:848f9140 [ 1347.613890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.613953][ T32] INFO: task kworker/0:377:5734 blocked for more than 474 seconds. [ 1347.614023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.614080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.614149][ T32] task:kworker/0:377 state:D stack:0 pid:5734 tgid:5734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.614282][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.614387][ T32] Call trace: [ 1347.614468][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.614569][ T32] r10:8291a684 r9:ec699d84 r8:00000002 r7:60000013 r6:ec699d8c r5:85720000 [ 1347.614623][ T32] r4:85720000 [ 1347.614674][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.614802][ T32] r5:85720000 r4:8291a680 [ 1347.614882][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.614982][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.615081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec699e08 [ 1347.615167][ T32] r4:00000000 [ 1347.615257][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.615347][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.615431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.615525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773380 [ 1347.615579][ T32] r4:00000000 [ 1347.615625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.615726][ T32] r9:83018005 r8:85720000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1347.615789][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.615885][ T32] r5:00001000 r4:eb965000 [ 1347.615933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.616025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.616123][ T32] r5:85780b8c r4:85780800 [ 1347.616173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.616277][ T32] r7:dddced80 r6:83018000 r5:85780b8c r4:857b8380 [ 1347.616328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.616449][ T32] r10:61c88647 r9:85720000 r8:857b83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.616517][ T32] r4:857b8380 [ 1347.616607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.616713][ T32] r10:00000000 r9:857b8380 r8:80287e08 r7:ec695e60 r6:85771a80 r5:85720000 [ 1347.616800][ T32] r4:00000001 [ 1347.616855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.616942][ T32] Exception stack(0xec699fb0 to 0xec699ff8) [ 1347.617015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.617084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.617162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.617218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.617277][ T32] r4:85773140 [ 1347.638792][ T32] INFO: task kworker/0:377:5734 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.638952][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.639099][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.639233][ T32] Call trace: [ 1347.639314][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.639448][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.639520][ T32] r4:00000000 [ 1347.639567][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.639746][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.639837][ T32] 5d20: cf163000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.639906][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.639966][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.640037][ T32] r5:800f0013 r4:80239bb0 [ 1347.640093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.640185][ T32] r4:82ac21e4 [ 1347.640232][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.640327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.640420][ T32] r4:e0175dc0 [ 1347.640487][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.640589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.640641][ T32] r4:00000000 [ 1347.640688][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.640796][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.640865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.640987][ T32] r5:00001000 r4:e0039000 [ 1347.641049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.641138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.641230][ T32] r5:84b0478c r4:84b04400 [ 1347.641348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.641501][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.641570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.641671][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.641723][ T32] r4:849f2e80 [ 1347.641781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.641885][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.641939][ T32] r4:00000001 [ 1347.641988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.642085][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.642179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.642250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.642333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.642403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.642455][ T32] r4:848f9140 [ 1347.642504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.642563][ T32] INFO: task kworker/0:378:5736 blocked for more than 474 seconds. [ 1347.642631][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.642688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.642737][ T32] task:kworker/0:378 state:D stack:0 pid:5736 tgid:5736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.642871][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.642996][ T32] Call trace: [ 1347.643070][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.643190][ T32] r10:8291a684 r9:ec6a1d84 r8:00000002 r7:60000013 r6:ec6a1d8c r5:85721800 [ 1347.643286][ T32] r4:85721800 [ 1347.643341][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.643441][ T32] r5:85721800 r4:8291a680 [ 1347.643508][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.643612][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.643716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 [ 1347.643797][ T32] r4:00000000 [ 1347.643851][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.643961][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.644060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.644180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773bc0 [ 1347.644237][ T32] r4:00000000 [ 1347.644285][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.644398][ T32] r9:83018005 r8:85721800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1347.644454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.644554][ T32] r5:00001000 r4:eb9ef000 [ 1347.644604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.644690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.644791][ T32] r5:8578238c r4:85782000 [ 1347.644838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.644935][ T32] r7:dddced80 r6:83018000 r5:8578238c r4:857b8400 [ 1347.644984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.645087][ T32] r10:61c88647 r9:85721800 r8:857b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.645139][ T32] r4:857b8400 [ 1347.645205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.645318][ T32] r10:00000000 r9:857b8400 r8:80287e08 r7:ec699e60 r6:85771b00 r5:85721800 [ 1347.645428][ T32] r4:00000001 [ 1347.645481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.645565][ T32] Exception stack(0xec6a1fb0 to 0xec6a1ff8) [ 1347.645626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.645708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.645810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.645882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.645935][ T32] r4:857733c0 [ 1347.646347][ T32] INFO: task kworker/0:378:5736 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.646458][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.646646][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.646796][ T32] Call trace: [ 1347.646890][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.647003][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.647061][ T32] r4:00000000 [ 1347.647110][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.647207][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.647300][ T32] 5d20: cf163000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.674966][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.675095][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.675169][ T32] r5:800f0013 r4:80239bb0 [ 1347.675232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.675378][ T32] r4:82ac21e4 [ 1347.675427][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.675523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.675578][ T32] r4:e0175dc0 [ 1347.675626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.675725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.675785][ T32] r4:00000000 [ 1347.675833][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.675957][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.676017][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.676119][ T32] r5:00001000 r4:e0039000 [ 1347.676168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.676255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.676365][ T32] r5:84b0478c r4:84b04400 [ 1347.676436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.676548][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.676622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.676720][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.676785][ T32] r4:849f2e80 [ 1347.676834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.676937][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.677019][ T32] r4:00000001 [ 1347.677075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.677165][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.677231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.677292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.692474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.692658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.692716][ T32] r4:848f9140 [ 1347.692781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.692846][ T32] INFO: task kworker/0:379:5737 blocked for more than 474 seconds. [ 1347.692918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.692974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.693025][ T32] task:kworker/0:379 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.693181][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.693323][ T32] Call trace: [ 1347.693398][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.693510][ T32] r10:8291a684 r9:ec6a5d84 r8:00000002 r7:60000113 r6:ec6a5d8c r5:85722400 [ 1347.693565][ T32] r4:85722400 [ 1347.693629][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.693738][ T32] r5:85722400 r4:8291a680 [ 1347.693798][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.693886][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.694000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a5e08 [ 1347.694060][ T32] r4:00000000 [ 1347.694107][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.694187][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.694291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.694391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773580 [ 1347.694477][ T32] r4:00000000 [ 1347.694542][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.694647][ T32] r9:83018005 r8:85722400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1347.694698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.694836][ T32] r5:00001000 r4:eb979000 [ 1347.694898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.694986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.695080][ T32] r5:85780f8c r4:85780c00 [ 1347.695128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.695249][ T32] r7:dddced80 r6:83018000 r5:85780f8c r4:857b8480 [ 1347.695303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.695406][ T32] r10:61c88647 r9:85722400 r8:857b84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.695460][ T32] r4:857b8480 [ 1347.695507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.695605][ T32] r10:00000000 r9:857b8480 r8:80287e08 r7:ec6a1e60 r6:85771b80 r5:85722400 [ 1347.695671][ T32] r4:00000001 [ 1347.695739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.695854][ T32] Exception stack(0xec6a5fb0 to 0xec6a5ff8) [ 1347.695936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.696007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.696070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.696136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.696187][ T32] r4:857733c0 [ 1347.696997][ T32] INFO: task kworker/0:379:5737 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.697087][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.697236][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.708108][ T32] Call trace: [ 1347.708211][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.708345][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.708424][ T32] r4:00000000 [ 1347.708491][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.708604][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.708682][ T32] 5d20: cf5b5000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.708771][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.708845][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.708904][ T32] r5:800f0013 r4:80239bb0 [ 1347.708955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.709064][ T32] r4:82ac21e4 [ 1347.709134][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.709235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.709304][ T32] r4:e0175dc0 [ 1347.709358][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.709456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.709511][ T32] r4:00000000 [ 1347.709563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.709708][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.709776][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.709876][ T32] r5:00001000 r4:e0039000 [ 1347.709955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.710050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.710161][ T32] r5:84b0478c r4:84b04400 [ 1347.710251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.710367][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.710420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.710522][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.710602][ T32] r4:849f2e80 [ 1347.710665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.710814][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.710959][ T32] r4:00000001 [ 1347.711037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.711134][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.711197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.711282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.711353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.711420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.711473][ T32] r4:848f9140 [ 1347.711546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.711641][ T32] INFO: task kworker/0:380:5739 blocked for more than 474 seconds. [ 1347.711711][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.711777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.711852][ T32] task:kworker/0:380 state:D stack:0 pid:5739 tgid:5739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.711981][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.712113][ T32] Call trace: [ 1347.712205][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.712308][ T32] r10:8291a684 r9:ec6b5d84 r8:00000002 r7:60000113 r6:ec6b5d8c r5:85720c00 [ 1347.712360][ T32] r4:85720c00 [ 1347.712408][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.712500][ T32] r5:85720c00 r4:8291a680 [ 1347.712546][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.712634][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.712727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b5e08 [ 1347.712786][ T32] r4:00000000 [ 1347.712834][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.712911][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.712988][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.713081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773700 [ 1347.713154][ T32] r4:00000000 [ 1347.713206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.713303][ T32] r9:83018005 r8:85720c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.713352][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.713442][ T32] r5:00001000 r4:eb999000 [ 1347.713487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.713572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.713672][ T32] r5:8578138c r4:85781000 [ 1347.713722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.713826][ T32] r7:dddced80 r6:83018000 r5:8578138c r4:857b8500 [ 1347.713964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.714076][ T32] r10:61c88647 r9:85720c00 r8:857b852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.714128][ T32] r4:857b8500 [ 1347.714193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.714298][ T32] r10:00000000 r9:857b8500 r8:80287e08 r7:ec6a1e60 r6:85771c00 r5:85720c00 [ 1347.714351][ T32] r4:00000001 [ 1347.714395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.714471][ T32] Exception stack(0xec6b5fb0 to 0xec6b5ff8) [ 1347.714617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.714699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.714827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.714909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.714965][ T32] r4:857734c0 [ 1347.715681][ T32] INFO: task kworker/0:380:5739 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.715750][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.715878][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.715984][ T32] Call trace: [ 1347.716084][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.716196][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.716251][ T32] r4:00000000 [ 1347.716327][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.716423][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.716502][ T32] 5d20: cf5b5000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.716589][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.716652][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.716712][ T32] r5:800f0013 r4:80239bb0 [ 1347.716774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.716872][ T32] r4:82ac21e4 [ 1347.716924][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.717023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.717080][ T32] r4:e0175dc0 [ 1347.717126][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.717247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.717363][ T32] r4:00000000 [ 1347.744588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.744786][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.744843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.744944][ T32] r5:00001000 r4:e0039000 [ 1347.745009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.745118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.745243][ T32] r5:84b0478c r4:84b04400 [ 1347.745298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.745404][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.745454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.745556][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.745607][ T32] r4:849f2e80 [ 1347.745652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.745759][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.745812][ T32] r4:00000001 [ 1347.745858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.745966][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.746038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.746103][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.746164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.746230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.746297][ T32] r4:848f9140 [ 1347.746356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.746423][ T32] INFO: task kworker/0:381:5741 blocked for more than 474 seconds. [ 1347.746501][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.746559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.746610][ T32] task:kworker/0:381 state:D stack:0 pid:5741 tgid:5741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.746739][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.746873][ T32] Call trace: [ 1347.746949][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.747063][ T32] r10:8291a684 r9:ec6c1d84 r8:00000002 r7:60000013 r6:ec6c1d8c r5:85723000 [ 1347.747118][ T32] r4:85723000 [ 1347.747169][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.747264][ T32] r5:85723000 r4:8291a680 [ 1347.747358][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.758145][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.758316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 [ 1347.758374][ T32] r4:00000000 [ 1347.758421][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.758499][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.758581][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.758727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773800 [ 1347.758811][ T32] r4:00000000 [ 1347.758861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.758962][ T32] r9:83018005 r8:85723000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1347.759032][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.759135][ T32] r5:00001000 r4:eb9ad000 [ 1347.759182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.759325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.759432][ T32] r5:8578178c r4:85781400 [ 1347.759479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.759581][ T32] r7:dddced80 r6:83018000 r5:8578178c r4:857b8580 [ 1347.759630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.759754][ T32] r10:61c88647 r9:85723000 r8:857b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.759829][ T32] r4:857b8580 [ 1347.759907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.760013][ T32] r10:00000000 r9:857b8580 r8:80287e08 r7:ec6a1e60 r6:85771c80 r5:85723000 [ 1347.760069][ T32] r4:00000001 [ 1347.760114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.760195][ T32] Exception stack(0xec6c1fb0 to 0xec6c1ff8) [ 1347.760279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.760350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.760409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.760471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.760539][ T32] r4:85773680 [ 1347.761305][ T32] INFO: task kworker/0:381:5741 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.761379][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.761557][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.761663][ T32] Call trace: [ 1347.761734][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.761846][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.761903][ T32] r4:00000000 [ 1347.761968][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.762077][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.762167][ T32] 5d20: cf8b9000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.762237][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.762296][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.762364][ T32] r5:800f0013 r4:80239bb0 [ 1347.762419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.762512][ T32] r4:82ac21e4 [ 1347.762560][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.762650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.762700][ T32] r4:e0175dc0 [ 1347.762753][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.762881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.762945][ T32] r4:00000000 [ 1347.762989][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.763090][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.763139][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.763230][ T32] r5:00001000 r4:e0039000 [ 1347.763288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.763376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.763470][ T32] r5:84b0478c r4:84b04400 [ 1347.763518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.763627][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.763684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.763819][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.763881][ T32] r4:849f2e80 [ 1347.763926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.764028][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.764086][ T32] r4:00000001 [ 1347.764151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.764237][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.764298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.764364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.764426][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.764489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.764538][ T32] r4:848f9140 [ 1347.764584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.764667][ T32] INFO: task kworker/0:382:5744 blocked for more than 474 seconds. [ 1347.764756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.764838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.764893][ T32] task:kworker/0:382 state:D stack:0 pid:5744 tgid:5744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.765005][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.765105][ T32] Call trace: [ 1347.765212][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.765320][ T32] r10:8291a684 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:85723c00 [ 1347.765371][ T32] r4:85723c00 [ 1347.765418][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.765508][ T32] r5:85723c00 r4:8291a680 [ 1347.765586][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.765677][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.765794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1347.765850][ T32] r4:00000000 [ 1347.765895][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.765970][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.766045][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.766138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857738c0 [ 1347.766188][ T32] r4:00000000 [ 1347.766235][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.766372][ T32] r9:83018005 r8:85723c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1347.766432][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.766528][ T32] r5:00001000 r4:eb9c3000 [ 1347.766573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.766677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.766807][ T32] r5:85781b8c r4:85781800 [ 1347.766858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.766981][ T32] r7:dddced80 r6:83018000 r5:85781b8c r4:857b8600 [ 1347.767039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.767154][ T32] r10:61c88647 r9:85723c00 r8:857b862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.767217][ T32] r4:857b8600 [ 1347.767263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.790350][ T32] r10:00000000 r9:857b8600 r8:80287e08 r7:ec6a1e60 r6:85771d00 r5:85723c00 [ 1347.790523][ T32] r4:00000001 [ 1347.790578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.790699][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1347.790798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.790871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.790934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.791000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.791058][ T32] r4:85773b80 [ 1347.791809][ T32] INFO: task kworker/0:382:5744 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.791890][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.792059][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.792246][ T32] Call trace: [ 1347.792340][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.792468][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.792523][ T32] r4:00000000 [ 1347.792569][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.792688][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.792770][ T32] 5d20: cfb10000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.792838][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.792918][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.792980][ T32] r5:800f0013 r4:80239bb0 [ 1347.793048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.793166][ T32] r4:82ac21e4 [ 1347.793221][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.793318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.793374][ T32] r4:e0175dc0 [ 1347.793419][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.793513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.793565][ T32] r4:00000000 [ 1347.793612][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.793723][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.793784][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.793879][ T32] r5:00001000 r4:e0039000 [ 1347.793928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.794014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.794108][ T32] r5:84b0478c r4:84b04400 [ 1347.794178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.794289][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.794340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.794439][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.794491][ T32] r4:849f2e80 [ 1347.794534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.794661][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.794730][ T32] r4:00000001 [ 1347.794807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.794881][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.794934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.794988][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.795045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.795100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.795143][ T32] r4:848f9140 [ 1347.795184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.795256][ T32] INFO: task kworker/0:383:5746 blocked for more than 474 seconds. [ 1347.795329][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.795385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.795437][ T32] task:kworker/0:383 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.795554][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.795684][ T32] Call trace: [ 1347.795825][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.795934][ T32] r10:8291a684 r9:ec6d5d84 r8:00000002 r7:60000113 r6:ec6d5d8c r5:85726000 [ 1347.795991][ T32] r4:85726000 [ 1347.796043][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.796139][ T32] r5:85726000 r4:8291a680 [ 1347.796187][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.796272][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.796364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 [ 1347.796420][ T32] r4:00000000 [ 1347.796466][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.796550][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.796641][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.796764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773a40 [ 1347.796839][ T32] r4:00000000 [ 1347.796894][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.796994][ T32] r9:83018005 r8:85726000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1347.797049][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.797137][ T32] r5:00001000 r4:eb9d7000 [ 1347.797205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.818146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.818439][ T32] r5:85781f8c r4:85781c00 [ 1347.818495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.818616][ T32] r7:dddced80 r6:83018000 r5:85781f8c r4:857b8700 [ 1347.818690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.818824][ T32] r10:61c88647 r9:85726000 r8:857b872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.818906][ T32] r4:857b8700 [ 1347.818961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.819068][ T32] r10:00000000 r9:857b8700 r8:80287e08 r7:ec6a1e60 r6:85771d80 r5:85726000 [ 1347.819138][ T32] r4:00000001 [ 1347.819191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.819277][ T32] Exception stack(0xec6d5fb0 to 0xec6d5ff8) [ 1347.819346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.819414][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.819475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.819537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.819606][ T32] r4:85773900 [ 1347.820359][ T32] INFO: task kworker/0:383:5746 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.820434][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.820580][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.820681][ T32] Call trace: [ 1347.820758][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.820874][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.820963][ T32] r4:00000000 [ 1347.821019][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.821125][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.821196][ T32] 5d20: cfcaf000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.821260][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.821317][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.821369][ T32] r5:800f0013 r4:80239bb0 [ 1347.821416][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.821508][ T32] r4:82ac21e4 [ 1347.821555][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.821646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.821696][ T32] r4:e0175dc0 [ 1347.821743][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.821847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.821901][ T32] r4:00000000 [ 1347.821968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.822091][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.822148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.822243][ T32] r5:00001000 r4:e0039000 [ 1347.822290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.822417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.822525][ T32] r5:84b0478c r4:84b04400 [ 1347.822574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.822674][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.822724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.822854][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.822910][ T32] r4:849f2e80 [ 1347.822953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.823074][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.823132][ T32] r4:00000001 [ 1347.823177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.823254][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.823313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.823376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.823557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.823654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.823720][ T32] r4:848f9140 [ 1347.823790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.823871][ T32] INFO: task kworker/0:384:5748 blocked for more than 474 seconds. [ 1347.823942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.823997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.824062][ T32] task:kworker/0:384 state:D stack:0 pid:5748 tgid:5748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.824167][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.824280][ T32] Call trace: [ 1347.824348][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.824450][ T32] r10:8291a684 r9:ec6f5d84 r8:00000002 r7:60000113 r6:ec6f5d8c r5:85725400 [ 1347.824502][ T32] r4:85725400 [ 1347.824551][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.824641][ T32] r5:85725400 r4:8291a680 [ 1347.824701][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.824803][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.824914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 [ 1347.824986][ T32] r4:00000000 [ 1347.825038][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.825135][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.825219][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.825331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773d40 [ 1347.825403][ T32] r4:00000000 [ 1347.825456][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.825568][ T32] r9:83018005 r8:85725400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.825649][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.825759][ T32] r5:00001000 r4:eb9ff000 [ 1347.825810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.825910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.826006][ T32] r5:8578278c r4:85782400 [ 1347.826075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.826215][ T32] r7:dddced80 r6:83018000 r5:8578278c r4:857b8680 [ 1347.826277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.826379][ T32] r10:61c88647 r9:85725400 r8:857b86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.826450][ T32] r4:857b8680 [ 1347.826514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.826611][ T32] r10:00000000 r9:857b8680 r8:80287e08 r7:ec6a1e60 r6:85771e00 r5:85725400 [ 1347.826668][ T32] r4:00000001 [ 1347.826714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.826825][ T32] Exception stack(0xec6f5fb0 to 0xec6f5ff8) [ 1347.826890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.826959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.827046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.827119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.827171][ T32] r4:85773b00 [ 1347.856011][ T32] INFO: task kworker/0:384:5748 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.856281][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.856471][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.856627][ T32] Call trace: [ 1347.856714][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.856878][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.856938][ T32] r4:00000000 [ 1347.856986][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.857076][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.857155][ T32] 5d20: cff45000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.857240][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.857383][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.872842][ T32] r5:800f0013 r4:80239bb0 [ 1347.872958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.873091][ T32] r4:82ac21e4 [ 1347.873159][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.873272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.873346][ T32] r4:e0175dc0 [ 1347.873427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.873531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.873608][ T32] r4:00000000 [ 1347.873667][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.873777][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.873846][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.873966][ T32] r5:00001000 r4:e0039000 [ 1347.874024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.874114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.874207][ T32] r5:84b0478c r4:84b04400 [ 1347.874255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.874357][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.874405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.874504][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.874555][ T32] r4:849f2e80 [ 1347.874600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.874699][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.874762][ T32] r4:00000001 [ 1347.874833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.874920][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.874988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.875055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.875119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.875206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.875282][ T32] r4:848f9140 [ 1347.875343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.875409][ T32] INFO: task kworker/0:385:5750 blocked for more than 474 seconds. [ 1347.875479][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.875536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.875589][ T32] task:kworker/0:385 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.875709][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.875820][ T32] Call trace: [ 1347.875912][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.876027][ T32] r10:8291a684 r9:ec6f9d84 r8:00000002 r7:60000013 r6:ec6f9d8c r5:85726c00 [ 1347.876081][ T32] r4:85726c00 [ 1347.876129][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.876222][ T32] r5:85726c00 r4:8291a680 [ 1347.876271][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.876360][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.876473][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f9e08 [ 1347.876532][ T32] r4:00000000 [ 1347.876595][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.876676][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.876767][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.876862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773ec0 [ 1347.876916][ T32] r4:00000000 [ 1347.876960][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.877062][ T32] r9:83018005 r8:85726c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1347.877115][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.877205][ T32] r5:00001000 r4:eba13000 [ 1347.877254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.888244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.888572][ T32] r5:85782b8c r4:85782800 [ 1347.888639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.888759][ T32] r7:dddced80 r6:83018000 r5:85782b8c r4:857b8780 [ 1347.888830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.888941][ T32] r10:61c88647 r9:85726c00 r8:857b87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.888995][ T32] r4:857b8780 [ 1347.889043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.889147][ T32] r10:00000000 r9:857b8780 r8:80287e08 r7:ec6f5e60 r6:85771e80 r5:85726c00 [ 1347.889199][ T32] r4:00000001 [ 1347.889247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.889352][ T32] Exception stack(0xec6f9fb0 to 0xec6f9ff8) [ 1347.889430][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.889493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.889550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.889630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.889688][ T32] r4:85773c80 [ 1347.890402][ T32] INFO: task kworker/0:385:5750 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.890481][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.890839][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.890971][ T32] Call trace: [ 1347.891052][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.891166][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.891224][ T32] r4:00000000 [ 1347.891270][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.891357][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.891423][ T32] 5d20: d01f0000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.891489][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.891581][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.891647][ T32] r5:800f0013 r4:80239bb0 [ 1347.891699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.891808][ T32] r4:82ac21e4 [ 1347.891866][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.891965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.892017][ T32] r4:e0175dc0 [ 1347.892064][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.892159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.892212][ T32] r4:00000000 [ 1347.892258][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.892359][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.892429][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.892529][ T32] r5:00001000 r4:e0039000 [ 1347.892578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.892680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.892795][ T32] r5:84b0478c r4:84b04400 [ 1347.892867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.892973][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.893048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.893154][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.893209][ T32] r4:849f2e80 [ 1347.893255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.893355][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.893405][ T32] r4:00000001 [ 1347.893452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.893547][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.893633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.893731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.893820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.893885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.893939][ T32] r4:848f9140 [ 1347.894012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.894084][ T32] INFO: task kworker/0:386:5752 blocked for more than 474 seconds. [ 1347.894153][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.894209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.894255][ T32] task:kworker/0:386 state:D stack:0 pid:5752 tgid:5752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.894353][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.894472][ T32] Call trace: [ 1347.894580][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.894686][ T32] r10:8291a684 r9:ec6fdd84 r8:00000002 r7:60000113 r6:ec6fdd8c r5:85724800 [ 1347.894740][ T32] r4:85724800 [ 1347.894839][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.894967][ T32] r5:85724800 r4:8291a680 [ 1347.895024][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.895115][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.895207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6fde08 [ 1347.895259][ T32] r4:00000000 [ 1347.895305][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.895383][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.895477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.895575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6040 [ 1347.895627][ T32] r4:00000000 [ 1347.895671][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.895776][ T32] r9:83018005 r8:85724800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1347.895843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.895971][ T32] r5:00001000 r4:eba69000 [ 1347.896025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.896111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.896205][ T32] r5:8578338c r4:85783000 [ 1347.896252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.896350][ T32] r7:dddced80 r6:83018000 r5:8578338c r4:857b8800 [ 1347.896417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.896522][ T32] r10:61c88647 r9:85724800 r8:857b882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.896600][ T32] r4:857b8800 [ 1347.896644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.896733][ T32] r10:00000000 r9:857b8800 r8:80287e08 r7:ec6f9e60 r6:85771f00 r5:85724800 [ 1347.896801][ T32] r4:00000001 [ 1347.896851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.896933][ T32] Exception stack(0xec6fdfb0 to 0xec6fdff8) [ 1347.897004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.897067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.897131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.897195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.897253][ T32] r4:85773e00 [ 1347.925997][ T32] INFO: task kworker/0:386:5752 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.926236][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.926391][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.926522][ T32] Call trace: [ 1347.926596][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.926715][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.926805][ T32] r4:00000000 [ 1347.926857][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.926957][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.927029][ T32] 5d20: d0458000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.927089][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.927147][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.927199][ T32] r5:800f0013 r4:80239bb0 [ 1347.927247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.927344][ T32] r4:82ac21e4 [ 1347.938203][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.938503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.938566][ T32] r4:e0175dc0 [ 1347.938615][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.938731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.938819][ T32] r4:00000000 [ 1347.938889][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.939014][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.939080][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.939179][ T32] r5:00001000 r4:e0039000 [ 1347.939226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.939338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.939437][ T32] r5:84b0478c r4:84b04400 [ 1347.939502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.939609][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.939660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.939782][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.939858][ T32] r4:849f2e80 [ 1347.939945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.940052][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.940104][ T32] r4:00000001 [ 1347.940149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.940230][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.940294][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.940358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.940433][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.940505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.940554][ T32] r4:848f9140 [ 1347.940671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.940779][ T32] INFO: task kworker/0:387:5753 blocked for more than 474 seconds. [ 1347.940853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.940908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.940955][ T32] task:kworker/0:387 state:D stack:0 pid:5753 tgid:5753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.941070][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.941164][ T32] Call trace: [ 1347.941234][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.941340][ T32] r10:8291a684 r9:ec6c9d84 r8:00000002 r7:60000113 r6:ec6c9d8c r5:84a14800 [ 1347.941391][ T32] r4:84a14800 [ 1347.941435][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.941540][ T32] r5:84a14800 r4:8291a680 [ 1347.941592][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.941680][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.941799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c9e08 [ 1347.941856][ T32] r4:00000000 [ 1347.941899][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.941979][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.942055][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.942147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4380 [ 1347.942214][ T32] r4:00000000 [ 1347.942333][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.942444][ T32] r9:83018005 r8:84a14800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1347.942494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.942600][ T32] r5:00001000 r4:eba3b000 [ 1347.942669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.942767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.942894][ T32] r5:85782f8c r4:85782c00 [ 1347.942939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.943037][ T32] r7:dddced80 r6:83018000 r5:85782f8c r4:857b8880 [ 1347.943083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.943266][ T32] r10:61c88647 r9:84a14800 r8:857b88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.943336][ T32] r4:857b8880 [ 1347.943382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.943479][ T32] r10:00000000 r9:857b8880 r8:80287e08 r7:ec6fde60 r6:857b8900 r5:84a14800 [ 1347.943530][ T32] r4:00000001 [ 1347.943591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.943680][ T32] Exception stack(0xec6c9fb0 to 0xec6c9ff8) [ 1347.943739][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.943811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.943871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.943935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.943984][ T32] r4:857b4f80 [ 1347.944740][ T32] INFO: task kworker/0:387:5753 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.944819][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.944972][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.945110][ T32] Call trace: [ 1347.945218][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.945329][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.945381][ T32] r4:00000000 [ 1347.945426][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.945527][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.945595][ T32] 5d20: d06c7000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.945659][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.945719][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.945797][ T32] r5:800f0013 r4:80239bb0 [ 1347.945859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.946008][ T32] r4:82ac21e4 [ 1347.946062][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.946172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.946229][ T32] r4:e0175dc0 [ 1347.946274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.946401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.946476][ T32] r4:00000000 [ 1347.946527][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.946639][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.946715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.946851][ T32] r5:00001000 r4:e0039000 [ 1347.946901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.946986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.947078][ T32] r5:84b0478c r4:84b04400 [ 1347.947159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.947268][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.947319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.979264][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.979391][ T32] r4:849f2e80 [ 1347.979461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.979609][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.979704][ T32] r4:00000001 [ 1347.979765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.979854][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.979919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.980006][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.980074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.980142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.980211][ T32] r4:848f9140 [ 1347.980271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.980338][ T32] INFO: task kworker/0:388:5755 blocked for more than 474 seconds. [ 1347.980427][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.980489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.980539][ T32] task:kworker/0:388 state:D stack:0 pid:5755 tgid:5755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.980695][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.980808][ T32] Call trace: [ 1347.980981][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.981116][ T32] r10:8291a684 r9:ec679d84 r8:00000002 r7:60000113 r6:ec679d8c r5:84a13c00 [ 1347.981251][ T32] r4:84a13c00 [ 1347.981306][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.981399][ T32] r5:84a13c00 r4:8291a680 [ 1347.981448][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.981533][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.981624][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec679e08 [ 1347.981678][ T32] r4:00000000 [ 1347.981722][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.981807][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.981890][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.981982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6880 [ 1347.982035][ T32] r4:00000000 [ 1347.982080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.982242][ T32] r9:83018005 r8:84a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1347.982301][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.982394][ T32] r5:00001000 r4:dfae7000 [ 1347.982442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.982530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.982619][ T32] r5:8578478c r4:85784400 [ 1347.982714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.982852][ T32] r7:dddced80 r6:83018000 r5:8578478c r4:857b8980 [ 1347.982895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.982966][ T32] r10:61c88647 r9:84a13c00 r8:857b89ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.983000][ T32] r4:857b8980 [ 1347.983046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.983097][ T32] r10:00000000 r9:857b8980 r8:80287e08 r7:ec6fde60 r6:857b8a00 r5:84a13c00 [ 1347.983120][ T32] r4:00000001 [ 1347.983139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.983178][ T32] Exception stack(0xec679fb0 to 0xec679ff8) [ 1347.983207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.983254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.983285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.983315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.983363][ T32] r4:857b4280 [ 1347.983812][ T32] INFO: task kworker/0:388:5755 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.983861][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.983977][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.984021][ T32] Call trace: [ 1347.984068][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.984135][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.984211][ T32] r4:00000000 [ 1347.984235][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.984277][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.984307][ T32] 5d20: d0914000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.984400][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.984503][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.984567][ T32] r5:800f0013 r4:80239bb0 [ 1347.984592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.984718][ T32] r4:82ac21e4 [ 1347.984742][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.984797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.984822][ T32] r4:e0175dc0 [ 1347.984843][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.984885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.984907][ T32] r4:00000000 [ 1347.984964][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.985015][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.985062][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.985109][ T32] r5:00001000 r4:e0039000 [ 1347.985130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.985170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.985260][ T32] r5:84b0478c r4:84b04400 [ 1347.985480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.985531][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1347.985554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.985602][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.985649][ T32] r4:849f2e80 [ 1347.985672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.985745][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1347.985776][ T32] r4:00000001 [ 1347.985796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.985833][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1347.985894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.985979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.986012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.986054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.986082][ T32] r4:848f9140 [ 1347.986105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.986278][ T32] INFO: task kworker/1:921:5757 blocked for more than 474 seconds. [ 1347.986312][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.986346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.986489][ T32] task:kworker/1:921 state:D stack:0 pid:5757 tgid:5757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.986568][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.986611][ T32] Call trace: [ 1347.986641][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.986689][ T32] r10:8291a684 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:84a11800 [ 1347.986753][ T32] r4:84a11800 [ 1347.986839][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.986889][ T32] r5:84a11800 r4:8291a680 [ 1347.986910][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.986959][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.987015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 [ 1347.987043][ T32] r4:00000000 [ 1347.987067][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.987105][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.987262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.994713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c62c0 [ 1347.994851][ T32] r4:00000000 [ 1347.994894][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.994967][ T32] r9:83018205 r8:84a11800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1347.994992][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.995040][ T32] r5:00001000 r4:eba93000 [ 1347.995060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.995125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.995176][ T32] r5:8578378c r4:85783400 [ 1347.995197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.995247][ T32] r7:ddde2d80 r6:83018200 r5:8578378c r4:85771f80 [ 1347.995269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.995351][ T32] r10:61c88647 r9:84a11800 r8:85771fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.995378][ T32] r4:85771f80 [ 1347.995399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.995460][ T32] r10:00000000 r9:85771f80 r8:80287e08 r7:ec58de60 r6:857b8a80 r5:84a11800 [ 1347.995487][ T32] r4:00000001 [ 1347.995507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.995559][ T32] Exception stack(0xec701fb0 to 0xec701ff8) [ 1347.995593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.995624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.995678][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.995715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.995741][ T32] r4:857bab80 [ 1347.996157][ T32] INFO: task kworker/1:921:5757 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1347.996192][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.996283][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.996332][ T32] Call trace: [ 1347.996392][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.996447][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1347.996473][ T32] r4:00000000 [ 1347.996541][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.996614][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1347.996644][ T32] 5d20: d0914000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1347.996674][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1347.996699][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.996755][ T32] r5:800f0013 r4:80239bb0 [ 1347.996783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.996850][ T32] r4:82ac21e4 [ 1347.996876][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.996920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1347.996943][ T32] r4:e0175dc0 [ 1347.996963][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.997079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1347.997106][ T32] r4:00000000 [ 1347.997128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.997200][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.997228][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.997271][ T32] r5:00001000 r4:e0039000 [ 1347.997293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.997404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.014588][ T32] r5:84b0478c r4:84b04400 [ 1348.014637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.014712][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.014734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.014835][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.014862][ T32] r4:849f2e80 [ 1348.014884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.014934][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.014957][ T32] r4:00000001 [ 1348.014976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.015017][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.015072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.015112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.015141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.015171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.015217][ T32] r4:848f9140 [ 1348.015244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.015275][ T32] INFO: task kworker/0:389:5758 blocked for more than 474 seconds. [ 1348.015313][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.015340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.015364][ T32] task:kworker/0:389 state:D stack:0 pid:5758 tgid:5758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.015513][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.015589][ T32] Call trace: [ 1348.015623][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.015688][ T32] r10:8291a684 r9:ec675d84 r8:00000002 r7:60000013 r6:ec675d8c r5:85706000 [ 1348.015739][ T32] r4:85706000 [ 1348.015792][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.015853][ T32] r5:85706000 r4:8291a680 [ 1348.015877][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.015927][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.015970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec675e08 [ 1348.015993][ T32] r4:00000000 [ 1348.016012][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.016047][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.016097][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.016145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c64c0 [ 1348.016169][ T32] r4:00000000 [ 1348.016215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.016266][ T32] r9:83018005 r8:85706000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1348.016329][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.016451][ T32] r5:00001000 r4:ebaa7000 [ 1348.016476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.016517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.016580][ T32] r5:85783b8c r4:85783800 [ 1348.016602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.016650][ T32] r7:dddced80 r6:83018000 r5:85783b8c r4:857b8b00 [ 1348.016760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.016851][ T32] r10:61c88647 r9:85706000 r8:857b8b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.016877][ T32] r4:857b8b00 [ 1348.016897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.016942][ T32] r10:00000000 r9:857b8b00 r8:80287e08 r7:ec679e60 r6:857c5000 r5:85706000 [ 1348.016964][ T32] r4:00000001 [ 1348.016983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.017019][ T32] Exception stack(0xec675fb0 to 0xec675ff8) [ 1348.017046][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.017082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.017112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.017157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.017215][ T32] r4:857c61c0 [ 1348.025018][ T32] INFO: task kworker/0:389:5758 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.025129][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.025247][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.025394][ T32] Call trace: [ 1348.025482][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.025544][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.025569][ T32] r4:00000000 [ 1348.025590][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.025664][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.025703][ T32] 5d20: d0d9a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.025734][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.025795][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.025849][ T32] r5:800f0013 r4:80239bb0 [ 1348.025898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.025952][ T32] r4:82ac21e4 [ 1348.025973][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.026045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.026072][ T32] r4:e0175dc0 [ 1348.026108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.026169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.026226][ T32] r4:00000000 [ 1348.026250][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.026298][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.026320][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.026388][ T32] r5:00001000 r4:e0039000 [ 1348.026412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.026454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.026498][ T32] r5:84b0478c r4:84b04400 [ 1348.026520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.026605][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.026704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.026821][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.026850][ T32] r4:849f2e80 [ 1348.026872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.026919][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.026962][ T32] r4:00000001 [ 1348.026998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.027041][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.027118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.027248][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.027309][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.032099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.032187][ T32] r4:848f9140 [ 1348.032254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.032290][ T32] INFO: task kworker/0:390:5762 blocked for more than 474 seconds. [ 1348.032326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.032351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.032373][ T32] task:kworker/0:390 state:D stack:0 pid:5762 tgid:5762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.032447][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.032511][ T32] Call trace: [ 1348.032545][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.032599][ T32] r10:8291a684 r9:ec705d84 r8:00000002 r7:60000113 r6:ec705d8c r5:8571d400 [ 1348.032648][ T32] r4:8571d400 [ 1348.032673][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.032718][ T32] r5:8571d400 r4:8291a680 [ 1348.032739][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.032787][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.032830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec705e08 [ 1348.032877][ T32] r4:00000000 [ 1348.032901][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.032937][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.032999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.033046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c66c0 [ 1348.033068][ T32] r4:00000000 [ 1348.033088][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.033135][ T32] r9:83018005 r8:8571d400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1348.033159][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.033202][ T32] r5:00001000 r4:ebad1000 [ 1348.033222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.033287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.033407][ T32] r5:85783f8c r4:85783c00 [ 1348.033431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.033480][ T32] r7:dddced80 r6:83018000 r5:85783f8c r4:857b8b80 [ 1348.033502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.033550][ T32] r10:61c88647 r9:8571d400 r8:857b8bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.033572][ T32] r4:857b8b80 [ 1348.033617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.033672][ T32] r10:00000000 r9:857b8b80 r8:80287e08 r7:ec679e60 r6:857c5080 r5:8571d400 [ 1348.033720][ T32] r4:00000001 [ 1348.033745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.033791][ T32] Exception stack(0xec705fb0 to 0xec705ff8) [ 1348.033820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.033865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.033895][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.033999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.034025][ T32] r4:857c63c0 [ 1348.034464][ T32] INFO: task kworker/0:390:5762 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.034553][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.034642][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.034694][ T32] Call trace: [ 1348.034725][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.034799][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.034826][ T32] r4:00000000 [ 1348.034846][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.034888][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.034916][ T32] 5d20: d0d9a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.034969][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.035028][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.035055][ T32] r5:800f0013 r4:80239bb0 [ 1348.035076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.035118][ T32] r4:82ac21e4 [ 1348.035137][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.035182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.035230][ T32] r4:e0175dc0 [ 1348.035253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.035297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.035394][ T32] r4:00000000 [ 1348.035418][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.035470][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.035493][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.035591][ T32] r5:00001000 r4:e0039000 [ 1348.035615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.035656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.035698][ T32] r5:84b0478c r4:84b04400 [ 1348.035720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.035772][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.035793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.035840][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.035862][ T32] r4:849f2e80 [ 1348.035880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.035926][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.035973][ T32] r4:00000001 [ 1348.036020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.036063][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.036121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.036180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.036358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.036408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.036435][ T32] r4:848f9140 [ 1348.036480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.036508][ T32] INFO: task kworker/1:922:5764 blocked for more than 474 seconds. [ 1348.036577][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.036606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.036628][ T32] task:kworker/1:922 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.036682][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.036725][ T32] Call trace: [ 1348.036764][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.036814][ T32] r10:8291a684 r9:ec709d84 r8:00000002 r7:60000113 r6:ec709d8c r5:85728000 [ 1348.036838][ T32] r4:85728000 [ 1348.036883][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.036960][ T32] r5:85728000 r4:8291a680 [ 1348.037004][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.037058][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.037102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec709e08 [ 1348.037151][ T32] r4:00000000 [ 1348.037175][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.037211][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.037261][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.037380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bad40 [ 1348.055146][ T32] r4:00000000 [ 1348.055269][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.055348][ T32] r9:83018205 r8:85728000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1348.055399][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.055453][ T32] r5:00001000 r4:ebabd000 [ 1348.055499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.055549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.055668][ T32] r5:856acf8c r4:856acc00 [ 1348.055694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.055773][ T32] r7:ddde2d80 r6:83018200 r5:856acf8c r4:857c5100 [ 1348.055799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.055849][ T32] r10:61c88647 r9:85728000 r8:857c512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.055872][ T32] r4:857c5100 [ 1348.055892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.055938][ T32] r10:00000000 r9:857c5100 r8:80287e08 r7:ec58de60 r6:857c5180 r5:85728000 [ 1348.055973][ T32] r4:00000001 [ 1348.056002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.056043][ T32] Exception stack(0xec709fb0 to 0xec709ff8) [ 1348.056073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.056126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.056183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.056242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.056294][ T32] r4:857badc0 [ 1348.056726][ T32] INFO: task kworker/1:922:5764 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.056770][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.056910][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.056962][ T32] Call trace: [ 1348.056994][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.057049][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.057072][ T32] r4:00000000 [ 1348.057195][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.057244][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.057309][ T32] 5d20: d11f0000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.062006][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.062067][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.062097][ T32] r5:800f0013 r4:80239bb0 [ 1348.062122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.062181][ T32] r4:82ac21e4 [ 1348.062201][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.062245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.062269][ T32] r4:e0175dc0 [ 1348.062289][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.062331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.062736][ T32] r4:00000000 [ 1348.062766][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.062843][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.062866][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.062912][ T32] r5:00001000 r4:e0039000 [ 1348.062932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.062995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.063163][ T32] r5:84b0478c r4:84b04400 [ 1348.063188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.063285][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.063311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.063358][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.063579][ T32] r4:849f2e80 [ 1348.063628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.063704][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.063731][ T32] r4:00000001 [ 1348.063758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.063823][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.063855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.063884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.063934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.063966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.063988][ T32] r4:848f9140 [ 1348.064035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.064080][ T32] INFO: task kworker/0:391:5767 blocked for more than 474 seconds. [ 1348.064251][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.064297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.064329][ T32] task:kworker/0:391 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.064384][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.064431][ T32] Call trace: [ 1348.064498][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.064553][ T32] r10:8291a684 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:85728c00 [ 1348.064581][ T32] r4:85728c00 [ 1348.064602][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.064645][ T32] r5:85728c00 r4:8291a680 [ 1348.064665][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.064704][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.064751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec711e08 [ 1348.064777][ T32] r4:00000000 [ 1348.064795][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.064831][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.064865][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.064982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c67c0 [ 1348.065009][ T32] r4:00000000 [ 1348.065035][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.065085][ T32] r9:83018005 r8:85728c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1348.065107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.065162][ T32] r5:00001000 r4:ebaed000 [ 1348.065280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.065336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.065408][ T32] r5:8578438c r4:85784000 [ 1348.065432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.065574][ T32] r7:dddced80 r6:83018000 r5:8578438c r4:857b8c00 [ 1348.065598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.065648][ T32] r10:61c88647 r9:85728c00 r8:857b8c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.065694][ T32] r4:857b8c00 [ 1348.065824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.065928][ T32] r10:00000000 r9:857b8c00 r8:80287e08 r7:ec679e60 r6:857c5200 r5:85728c00 [ 1348.065954][ T32] r4:00000001 [ 1348.065979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.066016][ T32] Exception stack(0xec711fb0 to 0xec711ff8) [ 1348.066045][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.066075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.066151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.066243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.066269][ T32] r4:857c6740 [ 1348.066685][ T32] INFO: task kworker/0:391:5767 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.066719][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.066813][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.066886][ T32] Call trace: [ 1348.066966][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.067019][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.067042][ T32] r4:00000000 [ 1348.067063][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.067104][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.067133][ T32] 5d20: d11f0000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.067161][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.067186][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.067262][ T32] r5:800f0013 r4:80239bb0 [ 1348.084784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.084966][ T32] r4:82ac21e4 [ 1348.084995][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.085044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.085080][ T32] r4:e0175dc0 [ 1348.085103][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.085149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.085173][ T32] r4:00000000 [ 1348.085192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.085241][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.085263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.085308][ T32] r5:00001000 r4:e0039000 [ 1348.085328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.085367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.085410][ T32] r5:84b0478c r4:84b04400 [ 1348.085430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.085476][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.085497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.085545][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.085568][ T32] r4:849f2e80 [ 1348.085587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.085656][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.085711][ T32] r4:00000001 [ 1348.085735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.085784][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.085814][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.085844][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.085870][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.085962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.085991][ T32] r4:848f9140 [ 1348.086015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.086045][ T32] INFO: task kworker/1:923:5768 blocked for more than 474 seconds. [ 1348.086096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.086125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.086148][ T32] task:kworker/1:923 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.086205][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.086251][ T32] Call trace: [ 1348.086283][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.086365][ T32] r10:8291a684 r9:ec715d84 r8:00000002 r7:60000013 r6:ec715d8c r5:85729800 [ 1348.086436][ T32] r4:85729800 [ 1348.086493][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.086545][ T32] r5:85729800 r4:8291a680 [ 1348.086567][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.086606][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.086648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 [ 1348.086672][ T32] r4:00000000 [ 1348.086691][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.086725][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.086767][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.086853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ba380 [ 1348.086901][ T32] r4:00000000 [ 1348.086954][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.087013][ T32] r9:83018205 r8:85729800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1348.087037][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.087124][ T32] r5:00001000 r4:eb011000 [ 1348.087147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.087189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.087232][ T32] r5:856ad78c r4:856ad400 [ 1348.087320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.098043][ T32] r7:ddde2d80 r6:83018200 r5:856ad78c r4:857c5280 [ 1348.098092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.098169][ T32] r10:61c88647 r9:85729800 r8:857c52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.098194][ T32] r4:857c5280 [ 1348.098230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.098297][ T32] r10:00000000 r9:857c5280 r8:80287e08 r7:ec58de60 r6:857c5300 r5:85729800 [ 1348.098324][ T32] r4:00000001 [ 1348.098344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.098397][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1348.098450][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.098481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.098508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.098539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.098560][ T32] r4:857baf00 [ 1348.099024][ T32] INFO: task kworker/1:923:5768 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.099065][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.099177][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.099331][ T32] Call trace: [ 1348.099420][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.099476][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.099528][ T32] r4:00000000 [ 1348.099576][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.099737][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.099829][ T32] 5d20: d17ee000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.099935][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.099964][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.100039][ T32] r5:800f0013 r4:80239bb0 [ 1348.100064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.100109][ T32] r4:82ac21e4 [ 1348.100154][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.100217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.100244][ T32] r4:e0175dc0 [ 1348.100263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.100342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.100369][ T32] r4:00000000 [ 1348.100389][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.100453][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.100504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.100552][ T32] r5:00001000 r4:e0039000 [ 1348.100574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.100614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.100656][ T32] r5:84b0478c r4:84b04400 [ 1348.100676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.100776][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.100802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.100851][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.100912][ T32] r4:849f2e80 [ 1348.100945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.100995][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.101018][ T32] r4:00000001 [ 1348.101038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.101075][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.101103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.101178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.101217][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.101247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.101285][ T32] r4:848f9140 [ 1348.101309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.101338][ T32] INFO: task kworker/1:924:5772 blocked for more than 474 seconds. [ 1348.101371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.101395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.101416][ T32] task:kworker/1:924 state:D stack:0 pid:5772 tgid:5772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.101462][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.101532][ T32] Call trace: [ 1348.101588][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.101641][ T32] r10:8291a684 r9:ec70dd84 r8:00000002 r7:60000013 r6:ec70dd8c r5:8572a400 [ 1348.101664][ T32] r4:8572a400 [ 1348.101684][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.101728][ T32] r5:8572a400 r4:8291a680 [ 1348.101752][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.101794][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.101836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec70de08 [ 1348.101858][ T32] r4:00000000 [ 1348.101877][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.101958][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.101999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.102054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b4f80 [ 1348.102081][ T32] r4:00000000 [ 1348.102100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.102146][ T32] r9:83018205 r8:8572a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1348.102169][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.102211][ T32] r5:00001000 r4:eb1f3000 [ 1348.102230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.102268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.102311][ T32] r5:856adf8c r4:856adc00 [ 1348.102353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.102403][ T32] r7:ddde2d80 r6:83018200 r5:856adf8c r4:857c5380 [ 1348.102438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.102497][ T32] r10:61c88647 r9:8572a400 r8:857c53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.102521][ T32] r4:857c5380 [ 1348.102540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.102586][ T32] r10:00000000 r9:857c5380 r8:80287e08 r7:ec58de60 r6:857c5400 r5:8572a400 [ 1348.102609][ T32] r4:00000001 [ 1348.102710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.102758][ T32] Exception stack(0xec70dfb0 to 0xec70dff8) [ 1348.102803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.102832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.102861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.102903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.102930][ T32] r4:85773e00 [ 1348.103206][ T32] INFO: task kworker/1:924:5772 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.103248][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.103350][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.103399][ T32] Call trace: [ 1348.103493][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.103548][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.103597][ T32] r4:00000000 [ 1348.103700][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.103751][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.103805][ T32] 5d20: d17ee000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.103838][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.103864][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.103929][ T32] r5:800f0013 r4:80239bb0 [ 1348.103955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.104022][ T32] r4:82ac21e4 [ 1348.104046][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.104090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.104118][ T32] r4:e0175dc0 [ 1348.104139][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.104182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.104230][ T32] r4:00000000 [ 1348.104254][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.104302][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.104390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.104438][ T32] r5:00001000 r4:e0039000 [ 1348.104461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.104502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.104570][ T32] r5:84b0478c r4:84b04400 [ 1348.104608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.104660][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.104693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.104745][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.104780][ T32] r4:849f2e80 [ 1348.104803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.104853][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.104878][ T32] r4:00000001 [ 1348.104897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.104945][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.104975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.105004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.105030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.105059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.105103][ T32] r4:848f9140 [ 1348.105128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.105187][ T32] INFO: task kworker/1:925:5775 blocked for more than 474 seconds. [ 1348.105267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.105294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.105316][ T32] task:kworker/1:925 state:D stack:0 pid:5775 tgid:5775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.105361][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.105402][ T32] Call trace: [ 1348.105496][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.105547][ T32] r10:8291a684 r9:ebd21d84 r8:00000002 r7:60000013 r6:ebd21d8c r5:8572b000 [ 1348.105619][ T32] r4:8572b000 [ 1348.105642][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.105685][ T32] r5:8572b000 r4:8291a680 [ 1348.105730][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.105806][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.105853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd21e08 [ 1348.105876][ T32] r4:00000000 [ 1348.105909][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.105949][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.105983][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.106024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be440 [ 1348.106047][ T32] r4:00000000 [ 1348.106065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.106110][ T32] r9:83018205 r8:8572b000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1348.106132][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.106173][ T32] r5:00001000 r4:eb6b7000 [ 1348.106206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.106248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.106314][ T32] r5:856aeb8c r4:856ae800 [ 1348.106434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.106483][ T32] r7:ddde2d80 r6:83018200 r5:856aeb8c r4:857c5480 [ 1348.106505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.106552][ T32] r10:61c88647 r9:8572b000 r8:857c54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.106575][ T32] r4:857c5480 [ 1348.106618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.106672][ T32] r10:00000000 r9:857c5480 r8:80287e08 r7:ec70de60 r6:857c5500 r5:8572b000 [ 1348.106697][ T32] r4:00000001 [ 1348.106715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.106759][ T32] Exception stack(0xebd21fb0 to 0xebd21ff8) [ 1348.106850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.106886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.106937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.106970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.106994][ T32] r4:857be040 [ 1348.107234][ T32] INFO: task kworker/1:925:5775 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.127742][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.127921][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.128045][ T32] Call trace: [ 1348.128109][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.128173][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.128228][ T32] r4:00000000 [ 1348.128270][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.128317][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.128347][ T32] 5d20: d1b18000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.128376][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.128401][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.128424][ T32] r5:800f0013 r4:80239bb0 [ 1348.128469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.128548][ T32] r4:82ac21e4 [ 1348.128614][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.128662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.128686][ T32] r4:e0175dc0 [ 1348.128704][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.128752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.128776][ T32] r4:00000000 [ 1348.128871][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.128922][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.128945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.129012][ T32] r5:00001000 r4:e0039000 [ 1348.129036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.129077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.129119][ T32] r5:84b0478c r4:84b04400 [ 1348.129154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.129208][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.129255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.129330][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.129369][ T32] r4:849f2e80 [ 1348.129392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.129446][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.129471][ T32] r4:00000001 [ 1348.129491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.129526][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.129552][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.129580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.129631][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.129750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.129778][ T32] r4:848f9140 [ 1348.129850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.129882][ T32] INFO: task kworker/1:926:5776 blocked for more than 474 seconds. [ 1348.129943][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.130069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.130118][ T32] task:kworker/1:926 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.130189][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.130337][ T32] Call trace: [ 1348.130385][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.130446][ T32] r10:8291a684 r9:ebd05d84 r8:00000002 r7:60000013 r6:ebd05d8c r5:8572bc00 [ 1348.130488][ T32] r4:8572bc00 [ 1348.130536][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.130608][ T32] r5:8572bc00 r4:8291a680 [ 1348.130633][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.130703][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.130808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd05e08 [ 1348.130838][ T32] r4:00000000 [ 1348.130888][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.130937][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.130972][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.131042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be040 [ 1348.131071][ T32] r4:00000000 [ 1348.131115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.131164][ T32] r9:83018205 r8:8572bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1348.131186][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.131243][ T32] r5:00001000 r4:eb3a5000 [ 1348.131277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.131319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.131385][ T32] r5:856ae38c r4:856ae000 [ 1348.131433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.131507][ T32] r7:ddde2d80 r6:83018200 r5:856ae38c r4:857c5580 [ 1348.131531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.131581][ T32] r10:61c88647 r9:8572bc00 r8:857c55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.131628][ T32] r4:857c5580 [ 1348.131672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.131754][ T32] r10:00000000 r9:857c5580 r8:80287e08 r7:ebd21e60 r6:857c5600 r5:8572bc00 [ 1348.131781][ T32] r4:00000001 [ 1348.131800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.131837][ T32] Exception stack(0xebd05fb0 to 0xebd05ff8) [ 1348.131888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.131921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.131949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.131978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.132001][ T32] r4:857be080 [ 1348.132406][ T32] INFO: task kworker/1:926:5776 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.132439][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.132522][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.132580][ T32] Call trace: [ 1348.132612][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.132665][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.132688][ T32] r4:00000000 [ 1348.132735][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.132784][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.132837][ T32] 5d20: d1b18000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.132871][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.132897][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.132944][ T32] r5:800f0013 r4:80239bb0 [ 1348.132993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.133040][ T32] r4:82ac21e4 [ 1348.133091][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.133139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.133173][ T32] r4:e0175dc0 [ 1348.133196][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.133254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.133280][ T32] r4:00000000 [ 1348.133300][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.133345][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.133367][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.133435][ T32] r5:00001000 r4:e0039000 [ 1348.133461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.133528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.133574][ T32] r5:84b0478c r4:84b04400 [ 1348.133595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.133646][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.133717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.133773][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.133796][ T32] r4:849f2e80 [ 1348.133816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.133916][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.133969][ T32] r4:00000001 [ 1348.133993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.134081][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.134150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.134183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.134213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.134242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.134283][ T32] r4:848f9140 [ 1348.134307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.134332][ T32] INFO: task kworker/1:927:5778 blocked for more than 474 seconds. [ 1348.134385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.134437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.134462][ T32] task:kworker/1:927 state:D stack:0 pid:5778 tgid:5778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.134507][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.134626][ T32] Call trace: [ 1348.134660][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.134734][ T32] r10:8291a684 r9:ebd31d84 r8:00000002 r7:60000113 r6:ebd31d8c r5:8572c800 [ 1348.134765][ T32] r4:8572c800 [ 1348.134805][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.134850][ T32] r5:8572c800 r4:8291a680 [ 1348.134894][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.134937][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.135004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd31e08 [ 1348.135030][ T32] r4:00000000 [ 1348.135051][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.135088][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.135124][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.135165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be240 [ 1348.135187][ T32] r4:00000000 [ 1348.135206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.135250][ T32] r9:83018205 r8:8572c800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.135271][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.135313][ T32] r5:00001000 r4:eb539000 [ 1348.135333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.135372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.135438][ T32] r5:856ae78c r4:856ae400 [ 1348.135463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.135516][ T32] r7:ddde2d80 r6:83018200 r5:856ae78c r4:857c5680 [ 1348.135538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.135586][ T32] r10:61c88647 r9:8572c800 r8:857c56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.135608][ T32] r4:857c5680 [ 1348.135627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.135695][ T32] r10:00000000 r9:857c5680 r8:80287e08 r7:ebd21e60 r6:857c5700 r5:8572c800 [ 1348.135733][ T32] r4:00000001 [ 1348.135760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.135797][ T32] Exception stack(0xebd31fb0 to 0xebd31ff8) [ 1348.135825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.135853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.135879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.135925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.135960][ T32] r4:857be380 [ 1348.136179][ T32] INFO: task kworker/1:927:5778 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.136210][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.136325][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.136374][ T32] Call trace: [ 1348.136443][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.136497][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.136520][ T32] r4:00000000 [ 1348.136556][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.136739][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.136782][ T32] 5d20: d1b18000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.136885][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.136963][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.137000][ T32] r5:800f0013 r4:80239bb0 [ 1348.137068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.137118][ T32] r4:82ac21e4 [ 1348.137139][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.137206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.137249][ T32] r4:e0175dc0 [ 1348.167963][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.168128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.168157][ T32] r4:00000000 [ 1348.168238][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.168296][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.168319][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.168367][ T32] r5:00001000 r4:e0039000 [ 1348.168425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.168496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.168544][ T32] r5:84b0478c r4:84b04400 [ 1348.168576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.168629][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.168652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.168753][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.168781][ T32] r4:849f2e80 [ 1348.168826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.168880][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.168904][ T32] r4:00000001 [ 1348.168953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.168996][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.169027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.169057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.169083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.169113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.169140][ T32] r4:848f9140 [ 1348.169168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.169208][ T32] INFO: task kworker/0:392:5780 blocked for more than 474 seconds. [ 1348.169266][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.169321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.169348][ T32] task:kworker/0:392 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.169406][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.169453][ T32] Call trace: [ 1348.169512][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.169580][ T32] r10:8291a684 r9:ebd41d84 r8:00000002 r7:60000113 r6:ebd41d8c r5:8572d400 [ 1348.169607][ T32] r4:8572d400 [ 1348.169626][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.169755][ T32] r5:8572d400 r4:8291a680 [ 1348.169813][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.169859][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.169903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 [ 1348.169925][ T32] r4:00000000 [ 1348.169946][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.170007][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.170055][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.170141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85762380 [ 1348.170166][ T32] r4:00000000 [ 1348.170254][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.170328][ T32] r9:83018005 r8:8572d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1348.170355][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.170398][ T32] r5:00001000 r4:ebca7000 [ 1348.170443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.170486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.170534][ T32] r5:85784f8c r4:85784c00 [ 1348.170555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.170620][ T32] r7:dddced80 r6:83018000 r5:85784f8c r4:857b8c80 [ 1348.170645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.170718][ T32] r10:61c88647 r9:8572d400 r8:857b8cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.170834][ T32] r4:857b8c80 [ 1348.170883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.170976][ T32] r10:00000000 r9:857b8c80 r8:80287e08 r7:ec679e60 r6:857c5780 r5:8572d400 [ 1348.171028][ T32] r4:00000001 [ 1348.171075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.171114][ T32] Exception stack(0xebd41fb0 to 0xebd41ff8) [ 1348.171168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.171224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.171278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.171310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.171334][ T32] r4:857c6e00 [ 1348.171752][ T32] INFO: task kworker/0:392:5780 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.171810][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.171898][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.171944][ T32] Call trace: [ 1348.171973][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.172024][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.172069][ T32] r4:00000000 [ 1348.172092][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.172193][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.172250][ T32] 5d20: d2156000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.172282][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.172308][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.172357][ T32] r5:800f0013 r4:80239bb0 [ 1348.172384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.172428][ T32] r4:82ac21e4 [ 1348.172449][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.172492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.172514][ T32] r4:e0175dc0 [ 1348.172533][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.172575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.172597][ T32] r4:00000000 [ 1348.172617][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.172663][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.172685][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.172726][ T32] r5:00001000 r4:e0039000 [ 1348.172751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.172792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.172838][ T32] r5:84b0478c r4:84b04400 [ 1348.172865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.172915][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.172937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.172983][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.173005][ T32] r4:849f2e80 [ 1348.173025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.173071][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.173094][ T32] r4:00000001 [ 1348.173117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.173178][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.173211][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.173240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.173291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.173323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.173363][ T32] r4:848f9140 [ 1348.173387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.173411][ T32] INFO: task kworker/0:393:5781 blocked for more than 474 seconds. [ 1348.173439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.173461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.173482][ T32] task:kworker/0:393 state:D stack:0 pid:5781 tgid:5781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.173527][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.173614][ T32] Call trace: [ 1348.173653][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.173701][ T32] r10:8291a684 r9:ec5cdd84 r8:00000002 r7:60000113 r6:ec5cdd8c r5:8572e000 [ 1348.173724][ T32] r4:8572e000 [ 1348.173770][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.173817][ T32] r5:8572e000 r4:8291a680 [ 1348.173838][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.173876][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.173918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 [ 1348.173941][ T32] r4:00000000 [ 1348.173975][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.174014][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.174049][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.174089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85762ac0 [ 1348.174112][ T32] r4:00000000 [ 1348.174131][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.174177][ T32] r9:83018005 r8:8572e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1348.174198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.174239][ T32] r5:00001000 r4:ebc79000 [ 1348.174258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.174310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.174355][ T32] r5:85784b8c r4:85784800 [ 1348.174375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.174421][ T32] r7:dddced80 r6:83018000 r5:85784b8c r4:857b8d00 [ 1348.174442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.174513][ T32] r10:61c88647 r9:8572e000 r8:857b8d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.174539][ T32] r4:857b8d00 [ 1348.174563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.174609][ T32] r10:00000000 r9:857b8d00 r8:80287e08 r7:ebd41e60 r6:857c5800 r5:8572e000 [ 1348.174632][ T32] r4:00000001 [ 1348.174650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.174691][ T32] Exception stack(0xec5cdfb0 to 0xec5cdff8) [ 1348.174720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.174752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.174827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.174877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.174909][ T32] r4:857c6e00 [ 1348.175155][ T32] INFO: task kworker/0:393:5781 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.175192][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.175249][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.175293][ T32] Call trace: [ 1348.175348][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.175404][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.175429][ T32] r4:00000000 [ 1348.175448][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.175497][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.175526][ T32] 5d20: d2156000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.175605][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.175641][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.175691][ T32] r5:800f0013 r4:80239bb0 [ 1348.175721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.175769][ T32] r4:82ac21e4 [ 1348.175790][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.175834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.175868][ T32] r4:e0175dc0 [ 1348.175891][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.175934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.175956][ T32] r4:00000000 [ 1348.175976][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.176068][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.176117][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.176163][ T32] r5:00001000 r4:e0039000 [ 1348.176186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.176226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.176268][ T32] r5:84b0478c r4:84b04400 [ 1348.176310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.176386][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.176411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.176482][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.176524][ T32] r4:849f2e80 [ 1348.176547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.176639][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.176666][ T32] r4:00000001 [ 1348.176685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.176791][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.176823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.176852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.176880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.176908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.176931][ T32] r4:848f9140 [ 1348.176952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.177015][ T32] INFO: task kworker/1:928:5783 blocked for more than 474 seconds. [ 1348.177047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.177083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.177107][ T32] task:kworker/1:928 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.177153][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.177220][ T32] Call trace: [ 1348.177270][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.197373][ T32] r10:8291a684 r9:ec59dd84 r8:00000002 r7:60000113 r6:ec59dd8c r5:8572ec00 [ 1348.198217][ T32] r4:8572ec00 [ 1348.198315][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.198389][ T32] r5:8572ec00 r4:8291a680 [ 1348.198412][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.198478][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.198611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec59de08 [ 1348.198698][ T32] r4:00000000 [ 1348.198720][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.198795][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.198861][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.198908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be640 [ 1348.198932][ T32] r4:00000000 [ 1348.198952][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.199029][ T32] r9:83018205 r8:8572ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1348.199061][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.199110][ T32] r5:00001000 r4:eb6f9000 [ 1348.199156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.199202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.199282][ T32] r5:856aef8c r4:856aec00 [ 1348.199307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.199356][ T32] r7:ddde2d80 r6:83018200 r5:856aef8c r4:857c5880 [ 1348.199451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.199503][ T32] r10:61c88647 r9:8572ec00 r8:857c58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.199527][ T32] r4:857c5880 [ 1348.199547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.199615][ T32] r10:00000000 r9:857c5880 r8:80287e08 r7:ebd21e60 r6:857c5900 r5:8572ec00 [ 1348.199724][ T32] r4:00000001 [ 1348.199854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.199953][ T32] Exception stack(0xec59dfb0 to 0xec59dff8) [ 1348.199988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.200018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.200045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.200079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.200105][ T32] r4:857be400 [ 1348.200561][ T32] INFO: task kworker/1:928:5783 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.200599][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.200692][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.200744][ T32] Call trace: [ 1348.200927][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.200982][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.201007][ T32] r4:00000000 [ 1348.201027][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.201068][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.201193][ T32] 5d20: d246c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.201227][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.201258][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.201284][ T32] r5:800f0013 r4:80239bb0 [ 1348.201306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.201406][ T32] r4:82ac21e4 [ 1348.201430][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.201499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.201526][ T32] r4:e0175dc0 [ 1348.201547][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.201615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.201642][ T32] r4:00000000 [ 1348.201662][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.201708][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.201788][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.201842][ T32] r5:00001000 r4:e0039000 [ 1348.201864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.201905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.201971][ T32] r5:84b0478c r4:84b04400 [ 1348.202005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.202061][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.202110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.202252][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.202301][ T32] r4:849f2e80 [ 1348.202322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.202375][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.202398][ T32] r4:00000001 [ 1348.202418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.202454][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.202481][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.202509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.202535][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.202564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.202588][ T32] r4:848f9140 [ 1348.202707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.202758][ T32] INFO: task kworker/1:929:5785 blocked for more than 474 seconds. [ 1348.202828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.202855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.202876][ T32] task:kworker/1:929 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.202924][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.202994][ T32] Call trace: [ 1348.203031][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.203083][ T32] r10:8291a684 r9:ec5d1d84 r8:00000002 r7:60000013 r6:ec5d1d8c r5:85870000 [ 1348.203107][ T32] r4:85870000 [ 1348.203127][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.203170][ T32] r5:85870000 r4:8291a680 [ 1348.203190][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.203229][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.203272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d1e08 [ 1348.203294][ T32] r4:00000000 [ 1348.203313][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.203353][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.203390][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.203432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be7c0 [ 1348.203552][ T32] r4:00000000 [ 1348.203606][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.203673][ T32] r9:83018205 r8:85870000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1348.203696][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.203739][ T32] r5:00001000 r4:eb71d000 [ 1348.203764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.203805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.203847][ T32] r5:856af38c r4:856af000 [ 1348.203867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.203913][ T32] r7:ddde2d80 r6:83018200 r5:856af38c r4:857c5980 [ 1348.203948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.204000][ T32] r10:61c88647 r9:85870000 r8:857c59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.204038][ T32] r4:857c5980 [ 1348.204062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.204123][ T32] r10:00000000 r9:857c5980 r8:80287e08 r7:ec59de60 r6:857c5a00 r5:85870000 [ 1348.204150][ T32] r4:00000001 [ 1348.204193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.204235][ T32] Exception stack(0xec5d1fb0 to 0xec5d1ff8) [ 1348.204274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.204306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.204352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.204384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.204412][ T32] r4:857be5c0 [ 1348.204631][ T32] INFO: task kworker/1:929:5785 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.204664][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.204721][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.204772][ T32] Call trace: [ 1348.204800][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.204850][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.204874][ T32] r4:00000000 [ 1348.204892][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.204985][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.205017][ T32] 5d20: d246c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.205184][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.205237][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.205302][ T32] r5:800f0013 r4:80239bb0 [ 1348.205327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.205416][ T32] r4:82ac21e4 [ 1348.205440][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.205484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.205507][ T32] r4:e0175dc0 [ 1348.205525][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.205567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.205623][ T32] r4:00000000 [ 1348.205646][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.205693][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.205715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.205762][ T32] r5:00001000 r4:e0039000 [ 1348.205783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.205828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.205921][ T32] r5:84b0478c r4:84b04400 [ 1348.205945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.205994][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.206039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.206091][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.206114][ T32] r4:849f2e80 [ 1348.206212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.206336][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.206381][ T32] r4:00000001 [ 1348.206453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.206494][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.206520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.206548][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.206574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.206603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.206650][ T32] r4:848f9140 [ 1348.206723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.206758][ T32] INFO: task kworker/1:930:5786 blocked for more than 474 seconds. [ 1348.206825][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.206851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.206874][ T32] task:kworker/1:930 state:D stack:0 pid:5786 tgid:5786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.206921][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.207027][ T32] Call trace: [ 1348.207059][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.207107][ T32] r10:8291a684 r9:ec60dd84 r8:00000002 r7:60000013 r6:ec60dd8c r5:85870c00 [ 1348.207214][ T32] r4:85870c00 [ 1348.207243][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.234855][ T32] r5:85870c00 r4:8291a680 [ 1348.234969][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.235068][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.235120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec60de08 [ 1348.235143][ T32] r4:00000000 [ 1348.235190][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.235331][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.235377][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.235421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bea00 [ 1348.235493][ T32] r4:00000000 [ 1348.235518][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.235569][ T32] r9:83018205 r8:85870c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1348.235591][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.235635][ T32] r5:00001000 r4:eb7a9000 [ 1348.235673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.235765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.235965][ T32] r5:856af78c r4:856af400 [ 1348.235990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.236039][ T32] r7:ddde2d80 r6:83018200 r5:856af78c r4:857c5a80 [ 1348.236060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.236156][ T32] r10:61c88647 r9:85870c00 r8:857c5aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.236184][ T32] r4:857c5a80 [ 1348.236205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.236254][ T32] r10:00000000 r9:857c5a80 r8:80287e08 r7:ec5d1e60 r6:857c5b00 r5:85870c00 [ 1348.236277][ T32] r4:00000001 [ 1348.236345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.236387][ T32] Exception stack(0xec60dfb0 to 0xec60dff8) [ 1348.236423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.236503][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.236589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.236629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.236728][ T32] r4:857be940 [ 1348.237148][ T32] INFO: task kworker/1:930:5786 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.237185][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.237256][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.251358][ T32] Call trace: [ 1348.251507][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.251616][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.251647][ T32] r4:00000000 [ 1348.251706][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.251766][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.251801][ T32] 5d20: d2c1b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.251830][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.251855][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.252092][ T32] r5:800f0013 r4:80239bb0 [ 1348.252143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.252195][ T32] r4:82ac21e4 [ 1348.252225][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.252311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.252355][ T32] r4:e0175dc0 [ 1348.252503][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.252558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.252608][ T32] r4:00000000 [ 1348.252632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.252681][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.252753][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.252814][ T32] r5:00001000 r4:e0039000 [ 1348.252837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.252903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.252963][ T32] r5:84b0478c r4:84b04400 [ 1348.252988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.253140][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.253175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.253244][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.253312][ T32] r4:849f2e80 [ 1348.253423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.253475][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.253499][ T32] r4:00000001 [ 1348.253525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.253565][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.253671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.253729][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.253777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.253920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.253952][ T32] r4:848f9140 [ 1348.254164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.254198][ T32] INFO: task kworker/1:931:5789 blocked for more than 474 seconds. [ 1348.254254][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.254329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.254363][ T32] task:kworker/1:931 state:D stack:0 pid:5789 tgid:5789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.254600][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.254650][ T32] Call trace: [ 1348.254717][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.254839][ T32] r10:8291a684 r9:ec609d84 r8:00000002 r7:60000113 r6:ec609d8c r5:85871800 [ 1348.254927][ T32] r4:85871800 [ 1348.254952][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.255044][ T32] r5:85871800 r4:8291a680 [ 1348.255069][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.255186][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.255240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 [ 1348.255263][ T32] r4:00000000 [ 1348.255282][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.255316][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.255350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.255391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857becc0 [ 1348.255412][ T32] r4:00000000 [ 1348.255479][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.255527][ T32] r9:83018205 r8:85871800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.255549][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.255593][ T32] r5:00001000 r4:eb8cf000 [ 1348.255636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.255679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.255723][ T32] r5:856aff8c r4:856afc00 [ 1348.255743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.255796][ T32] r7:ddde2d80 r6:83018200 r5:856aff8c r4:857c5b80 [ 1348.255877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.255927][ T32] r10:61c88647 r9:85871800 r8:857c5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.255952][ T32] r4:857c5b80 [ 1348.255972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.256073][ T32] r10:00000000 r9:857c5b80 r8:80287e08 r7:ec60de60 r6:857c5c00 r5:85871800 [ 1348.256101][ T32] r4:00000001 [ 1348.256132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.256219][ T32] Exception stack(0xec609fb0 to 0xec609ff8) [ 1348.256251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.256280][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.256306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.256340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.256365][ T32] r4:857be9c0 [ 1348.256821][ T32] INFO: task kworker/1:931:5789 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.256880][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.257025][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.257123][ T32] Call trace: [ 1348.257160][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.257212][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.257235][ T32] r4:00000000 [ 1348.257270][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.269933][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.270000][ T32] 5d20: d2c1b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.270046][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.270076][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.270106][ T32] r5:800f0013 r4:80239bb0 [ 1348.270309][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.270416][ T32] r4:82ac21e4 [ 1348.270442][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.270488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.270532][ T32] r4:e0175dc0 [ 1348.270575][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.270662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.270695][ T32] r4:00000000 [ 1348.270755][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.270834][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.270858][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.270904][ T32] r5:00001000 r4:e0039000 [ 1348.270924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.270964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.271024][ T32] r5:84b0478c r4:84b04400 [ 1348.271074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.271130][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.271153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.271199][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.271223][ T32] r4:849f2e80 [ 1348.271254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.271307][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.271330][ T32] r4:00000001 [ 1348.271349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.271399][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.271453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.271486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.271513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.271541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.271564][ T32] r4:848f9140 [ 1348.271613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.271647][ T32] INFO: task kworker/1:932:5790 blocked for more than 474 seconds. [ 1348.271680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.271705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.271727][ T32] task:kworker/1:932 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.271813][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.271891][ T32] Call trace: [ 1348.271928][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.271983][ T32] r10:8291a684 r9:ec71dd84 r8:00000002 r7:60000013 r6:ec71dd8c r5:85872400 [ 1348.272006][ T32] r4:85872400 [ 1348.272026][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.272068][ T32] r5:85872400 r4:8291a680 [ 1348.272088][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.272128][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.272171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 [ 1348.272193][ T32] r4:00000000 [ 1348.272235][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.272351][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.272441][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.272549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bebc0 [ 1348.272576][ T32] r4:00000000 [ 1348.272716][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.272781][ T32] r9:83018205 r8:85872400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1348.272807][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.272850][ T32] r5:00001000 r4:eb7e1000 [ 1348.272870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.272972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.273020][ T32] r5:856afb8c r4:856af800 [ 1348.273041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.273086][ T32] r7:ddde2d80 r6:83018200 r5:856afb8c r4:857c5c80 [ 1348.273118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.273170][ T32] r10:61c88647 r9:85872400 r8:857c5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.273194][ T32] r4:857c5c80 [ 1348.273214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.273262][ T32] r10:00000000 r9:857c5c80 r8:80287e08 r7:ec609e60 r6:857b8d80 r5:85872400 [ 1348.273284][ T32] r4:00000001 [ 1348.273480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.273521][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 1348.273596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.273639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.273704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.273783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.273812][ T32] r4:857bea80 [ 1348.274243][ T32] INFO: task kworker/1:932:5790 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.274276][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.274333][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.274403][ T32] Call trace: [ 1348.274514][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.274616][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.274644][ T32] r4:00000000 [ 1348.274876][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.274928][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.274958][ T32] 5d20: d2c1b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.274988][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.275016][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.275041][ T32] r5:800f0013 r4:80239bb0 [ 1348.275062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.275103][ T32] r4:82ac21e4 [ 1348.275123][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.275165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.275187][ T32] r4:e0175dc0 [ 1348.275206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.275274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.275303][ T32] r4:00000000 [ 1348.275324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.275370][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.275462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.275508][ T32] r5:00001000 r4:e0039000 [ 1348.275529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.275570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.275613][ T32] r5:84b0478c r4:84b04400 [ 1348.275751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.275840][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.275870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.275921][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.276032][ T32] r4:849f2e80 [ 1348.276069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.276121][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.276219][ T32] r4:00000001 [ 1348.276242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.276280][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.276352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.276385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.276411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.276440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.276462][ T32] r4:848f9140 [ 1348.276506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.276535][ T32] INFO: task kworker/1:933:5793 blocked for more than 474 seconds. [ 1348.276582][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.276681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.276712][ T32] task:kworker/1:933 state:D stack:0 pid:5793 tgid:5793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.276817][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.277042][ T32] Call trace: [ 1348.277099][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.277152][ T32] r10:8291a684 r9:ec729d84 r8:00000002 r7:60000013 r6:ec729d8c r5:84a16c00 [ 1348.277215][ T32] r4:84a16c00 [ 1348.277264][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.302509][ T32] r5:84a16c00 r4:8291a680 [ 1348.302617][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.302688][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.302734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec729e08 [ 1348.302764][ T32] r4:00000000 [ 1348.302807][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.302845][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.302886][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.302929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575ab40 [ 1348.302965][ T32] r4:00000000 [ 1348.302990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.303040][ T32] r9:83018205 r8:84a16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1348.303062][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.303129][ T32] r5:00001000 r4:ebc53000 [ 1348.303153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.303195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.303237][ T32] r5:85836b8c r4:85836800 [ 1348.303258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.303306][ T32] r7:ddde2d80 r6:83018200 r5:85836b8c r4:857c5d00 [ 1348.303352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.303404][ T32] r10:61c88647 r9:84a16c00 r8:857c5d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.303457][ T32] r4:857c5d00 [ 1348.303637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.303689][ T32] r10:00000000 r9:857c5d00 r8:80287e08 r7:ec609e60 r6:857b8e00 r5:84a16c00 [ 1348.303713][ T32] r4:00000001 [ 1348.303750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.303796][ T32] Exception stack(0xec729fb0 to 0xec729ff8) [ 1348.303827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.303857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.303908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.303958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.303984][ T32] r4:857bec40 [ 1348.304414][ T32] INFO: task kworker/1:933:5793 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.304452][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.304554][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.304618][ T32] Call trace: [ 1348.304704][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.304762][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.304789][ T32] r4:00000000 [ 1348.304833][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.304879][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.304908][ T32] 5d20: d3008000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.304982][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.305047][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.305076][ T32] r5:800f0013 r4:80239bb0 [ 1348.305098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.305199][ T32] r4:82ac21e4 [ 1348.305231][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.305299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.305453][ T32] r4:e0175dc0 [ 1348.305518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.305668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.305757][ T32] r4:00000000 [ 1348.305794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.305844][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.305959][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.306006][ T32] r5:00001000 r4:e0039000 [ 1348.306040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.306100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.306146][ T32] r5:84b0478c r4:84b04400 [ 1348.306168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.306262][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.306309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.306373][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.306400][ T32] r4:849f2e80 [ 1348.306458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.306510][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.306572][ T32] r4:00000001 [ 1348.306664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.306703][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.306767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.306814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.306844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.306874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.306897][ T32] r4:848f9140 [ 1348.306925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.307013][ T32] INFO: task kworker/1:934:5794 blocked for more than 474 seconds. [ 1348.307051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.307077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.307122][ T32] task:kworker/1:934 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.307266][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.320115][ T32] Call trace: [ 1348.320183][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.320282][ T32] r10:8291a684 r9:ec72dd84 r8:00000002 r7:60000013 r6:ec72dd8c r5:84a13000 [ 1348.320385][ T32] r4:84a13000 [ 1348.320412][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.320497][ T32] r5:84a13000 r4:8291a680 [ 1348.320522][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.320564][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.320606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec72de08 [ 1348.320718][ T32] r4:00000000 [ 1348.320760][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.320800][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.320841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.320889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bed80 [ 1348.320914][ T32] r4:00000000 [ 1348.320933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.321079][ T32] r9:83018205 r8:84a13000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1348.321106][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.321159][ T32] r5:00001000 r4:eb901000 [ 1348.321182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.321259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.321308][ T32] r5:8449eb8c r4:8449e800 [ 1348.321328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.321376][ T32] r7:ddde2d80 r6:83018200 r5:8449eb8c r4:857c5d80 [ 1348.321420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.321471][ T32] r10:61c88647 r9:84a13000 r8:857c5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.321520][ T32] r4:857c5d80 [ 1348.321545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.321594][ T32] r10:00000000 r9:857c5d80 r8:80287e08 r7:ec729e60 r6:857b8e80 r5:84a13000 [ 1348.321670][ T32] r4:00000001 [ 1348.321693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.321732][ T32] Exception stack(0xec72dfb0 to 0xec72dff8) [ 1348.321771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.321801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.321897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.321931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.322029][ T32] r4:857bec40 [ 1348.322449][ T32] INFO: task kworker/1:934:5794 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.322508][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.322631][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.322722][ T32] Call trace: [ 1348.322796][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.322852][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.322876][ T32] r4:00000000 [ 1348.322895][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.322988][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.323109][ T32] 5d20: d3341000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.323142][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.323169][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.323194][ T32] r5:800f0013 r4:80239bb0 [ 1348.323216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.323259][ T32] r4:82ac21e4 [ 1348.323303][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.323350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.323411][ T32] r4:e0175dc0 [ 1348.323433][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.323478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.323500][ T32] r4:00000000 [ 1348.323693][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.323750][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.323800][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.323847][ T32] r5:00001000 r4:e0039000 [ 1348.323907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.323952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.323996][ T32] r5:84b0478c r4:84b04400 [ 1348.324017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.324127][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.324230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.324334][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.324360][ T32] r4:849f2e80 [ 1348.324415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.324468][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.324514][ T32] r4:00000001 [ 1348.324552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.324595][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.324622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.324650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.324676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.324704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.324726][ T32] r4:848f9140 [ 1348.324775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.324811][ T32] INFO: task kworker/1:935:5796 blocked for more than 474 seconds. [ 1348.324847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.324872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.324894][ T32] task:kworker/1:935 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.324944][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.324987][ T32] Call trace: [ 1348.325016][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.325090][ T32] r10:8291a684 r9:ec739d84 r8:00000002 r7:60000013 r6:ec739d8c r5:84876c00 [ 1348.325118][ T32] r4:84876c00 [ 1348.325140][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.325184][ T32] r5:84876c00 r4:8291a680 [ 1348.325203][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.325266][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.325312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec739e08 [ 1348.325337][ T32] r4:00000000 [ 1348.325356][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.325393][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.325429][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.325470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84774e00 [ 1348.325493][ T32] r4:00000000 [ 1348.325550][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.325745][ T32] r9:83018205 r8:84876c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.325775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.325819][ T32] r5:00001000 r4:eb91f000 [ 1348.325839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.325879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.325921][ T32] r5:8583438c r4:85834000 [ 1348.326040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.326099][ T32] r7:ddde2d80 r6:83018200 r5:8583438c r4:857c5e00 [ 1348.326121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.326170][ T32] r10:61c88647 r9:84876c00 r8:857c5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.326194][ T32] r4:857c5e00 [ 1348.326212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.326258][ T32] r10:00000000 r9:857c5e00 r8:80287e08 r7:ec729e60 r6:857b8f00 r5:84876c00 [ 1348.326281][ T32] r4:00000001 [ 1348.326300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.326335][ T32] Exception stack(0xec739fb0 to 0xec739ff8) [ 1348.326397][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.326430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.326505][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.326538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.326576][ T32] r4:857bedc0 [ 1348.326858][ T32] INFO: task kworker/1:935:5796 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.326942][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.327025][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.327111][ T32] Call trace: [ 1348.327189][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.327336][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.352961][ T32] r4:00000000 [ 1348.353028][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.353105][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.353142][ T32] 5d20: d37a6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.353173][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.353223][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.353258][ T32] r5:800f0013 r4:80239bb0 [ 1348.353281][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.353327][ T32] r4:82ac21e4 [ 1348.353347][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.353390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.353413][ T32] r4:e0175dc0 [ 1348.353433][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.353500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.353528][ T32] r4:00000000 [ 1348.353549][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.353597][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.353618][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.353693][ T32] r5:00001000 r4:e0039000 [ 1348.353731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.353780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.353916][ T32] r5:84b0478c r4:84b04400 [ 1348.353940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.354072][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.354104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.354152][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.354199][ T32] r4:849f2e80 [ 1348.354243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.354344][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.354372][ T32] r4:00000001 [ 1348.354392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.354429][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.354456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.354484][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.354534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.354567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.354594][ T32] r4:848f9140 [ 1348.354620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.354697][ T32] INFO: task kworker/1:936:5798 blocked for more than 474 seconds. [ 1348.354734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.354788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.354833][ T32] task:kworker/1:936 state:D stack:0 pid:5798 tgid:5798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.354941][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.354986][ T32] Call trace: [ 1348.355103][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.355155][ T32] r10:8291a684 r9:ec741d84 r8:00000002 r7:60000013 r6:ec741d8c r5:84a15400 [ 1348.355318][ T32] r4:84a15400 [ 1348.355345][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.355391][ T32] r5:84a15400 r4:8291a680 [ 1348.355510][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.355555][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.355718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec741e08 [ 1348.355753][ T32] r4:00000000 [ 1348.355789][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.355829][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.355864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.355926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a040 [ 1348.355952][ T32] r4:00000000 [ 1348.355971][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.356018][ T32] r9:83018205 r8:84a15400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1348.356041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.356084][ T32] r5:00001000 r4:ebaf7000 [ 1348.356104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.356144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.356302][ T32] r5:8583478c r4:85834400 [ 1348.356349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.356398][ T32] r7:ddde2d80 r6:83018200 r5:8583478c r4:857c5e80 [ 1348.356443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.356521][ T32] r10:61c88647 r9:84a15400 r8:857c5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.356719][ T32] r4:857c5e80 [ 1348.356757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.356809][ T32] r10:00000000 r9:857c5e80 r8:80287e08 r7:ec729e60 r6:857b8f80 r5:84a15400 [ 1348.356832][ T32] r4:00000001 [ 1348.356853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.356890][ T32] Exception stack(0xec741fb0 to 0xec741ff8) [ 1348.356917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.356945][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.356971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.357016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.357042][ T32] r4:8575a080 [ 1348.365518][ T32] INFO: task kworker/1:936:5798 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.365628][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.365724][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.365819][ T32] Call trace: [ 1348.365854][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.365913][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.365937][ T32] r4:00000000 [ 1348.365957][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.365998][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.366027][ T32] 5d20: d37a6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.366127][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.366179][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.366231][ T32] r5:800f0013 r4:80239bb0 [ 1348.366255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.366299][ T32] r4:82ac21e4 [ 1348.366324][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.366370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.366393][ T32] r4:e0175dc0 [ 1348.366518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.366567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.366590][ T32] r4:00000000 [ 1348.366610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.366659][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.366681][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.366723][ T32] r5:00001000 r4:e0039000 [ 1348.366757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.366827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.366875][ T32] r5:84b0478c r4:84b04400 [ 1348.366897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.366946][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.366968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.367015][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.367039][ T32] r4:849f2e80 [ 1348.367059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.367106][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.367130][ T32] r4:00000001 [ 1348.367148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.367184][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.367210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.367240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.367268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.367365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.381552][ T32] r4:848f9140 [ 1348.381660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.381725][ T32] INFO: task kworker/1:937:5800 blocked for more than 474 seconds. [ 1348.381805][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.381880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.381979][ T32] task:kworker/1:937 state:D stack:0 pid:5800 tgid:5800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.382121][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.382269][ T32] Call trace: [ 1348.382366][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.382501][ T32] r10:8291a684 r9:ec745d84 r8:00000002 r7:60000013 r6:ec745d8c r5:84a12400 [ 1348.382577][ T32] r4:84a12400 [ 1348.382647][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.382755][ T32] r5:84a12400 r4:8291a680 [ 1348.382831][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.382922][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.383016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec745e08 [ 1348.383071][ T32] r4:00000000 [ 1348.383116][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.383194][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.383277][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.383370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a180 [ 1348.383427][ T32] r4:00000000 [ 1348.383473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.383574][ T32] r9:83018205 r8:84a12400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1348.383633][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.383724][ T32] r5:00001000 r4:ebb0f000 [ 1348.383785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.383883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.383978][ T32] r5:85834b8c r4:85834800 [ 1348.384050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.384176][ T32] r7:ddde2d80 r6:83018200 r5:85834b8c r4:857c5f00 [ 1348.384228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.384350][ T32] r10:61c88647 r9:84a12400 r8:857c5f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.384410][ T32] r4:857c5f00 [ 1348.384477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.384600][ T32] r10:00000000 r9:857c5f00 r8:80287e08 r7:ec729e60 r6:8575c000 r5:84a12400 [ 1348.384657][ T32] r4:00000001 [ 1348.384702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.384796][ T32] Exception stack(0xec745fb0 to 0xec745ff8) [ 1348.384861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.384941][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.385024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.385106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.385161][ T32] r4:8575a2c0 [ 1348.385910][ T32] INFO: task kworker/1:937:5800 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.385998][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.386218][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.386327][ T32] Call trace: [ 1348.386393][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.386519][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.386607][ T32] r4:00000000 [ 1348.386659][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.386759][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.386876][ T32] 5d20: d388c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.386956][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.387030][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.387086][ T32] r5:800f0013 r4:80239bb0 [ 1348.387135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.387246][ T32] r4:82ac21e4 [ 1348.387376][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.405789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.405901][ T32] r4:e0175dc0 [ 1348.405949][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.406071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.406118][ T32] r4:00000000 [ 1348.406158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.406278][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.406336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.406435][ T32] r5:00001000 r4:e0039000 [ 1348.406486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.406610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.406707][ T32] r5:84b0478c r4:84b04400 [ 1348.406790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.406901][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.406956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.407068][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.407124][ T32] r4:849f2e80 [ 1348.407171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.407347][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.418210][ T32] r4:00000001 [ 1348.418334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.418458][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.418547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.418629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.418692][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.418765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.418891][ T32] r4:848f9140 [ 1348.418979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.419083][ T32] INFO: task kworker/1:938:5802 blocked for more than 474 seconds. [ 1348.419156][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.419214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.419265][ T32] task:kworker/1:938 state:D stack:0 pid:5802 tgid:5802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.419428][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.419529][ T32] Call trace: [ 1348.419631][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.419744][ T32] r10:8291a684 r9:ec74dd84 r8:00000002 r7:60000013 r6:ec74dd8c r5:84ba0000 [ 1348.419805][ T32] r4:84ba0000 [ 1348.419856][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.419948][ T32] r5:84ba0000 r4:8291a680 [ 1348.419995][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.420078][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.420159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec74de08 [ 1348.420336][ T32] r4:00000000 [ 1348.420389][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.420470][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.420558][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.420649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a240 [ 1348.420701][ T32] r4:00000000 [ 1348.420770][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.420884][ T32] r9:83018205 r8:84ba0000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1348.420954][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.421069][ T32] r5:00001000 r4:ebb25000 [ 1348.421129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.421240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.421338][ T32] r5:85834f8c r4:85834c00 [ 1348.421400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.421513][ T32] r7:ddde2d80 r6:83018200 r5:85834f8c r4:857c5f80 [ 1348.421583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.421705][ T32] r10:61c88647 r9:84ba0000 r8:857c5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.421778][ T32] r4:857c5f80 [ 1348.421827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.421917][ T32] r10:00000000 r9:857c5f80 r8:80287e08 r7:ec729e60 r6:8575c080 r5:84ba0000 [ 1348.421967][ T32] r4:00000001 [ 1348.422010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.422085][ T32] Exception stack(0xec74dfb0 to 0xec74dff8) [ 1348.422197][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.422268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.422327][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.422393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.422445][ T32] r4:8575a400 [ 1348.423157][ T32] INFO: task kworker/1:938:5802 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.423233][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.423400][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.423531][ T32] Call trace: [ 1348.423619][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.423759][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.423820][ T32] r4:00000000 [ 1348.423871][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.423957][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.424017][ T32] 5d20: d3b32000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.424095][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.424159][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.424215][ T32] r5:800f0013 r4:80239bb0 [ 1348.424264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.424365][ T32] r4:82ac21e4 [ 1348.424416][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.424510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.424561][ T32] r4:e0175dc0 [ 1348.424606][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.424698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.424759][ T32] r4:00000000 [ 1348.424824][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.424967][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.425022][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.425109][ T32] r5:00001000 r4:e0039000 [ 1348.425156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.425243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.425337][ T32] r5:84b0478c r4:84b04400 [ 1348.425439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.425548][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.425619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.425727][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.425795][ T32] r4:849f2e80 [ 1348.425847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.425963][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.426053][ T32] r4:00000001 [ 1348.426126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.426224][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.426287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.426351][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.426411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.426500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.426577][ T32] r4:848f9140 [ 1348.426632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.426695][ T32] INFO: task kworker/1:939:5804 blocked for more than 474 seconds. [ 1348.426808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.426869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.426920][ T32] task:kworker/1:939 state:D stack:0 pid:5804 tgid:5804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.427032][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.427128][ T32] Call trace: [ 1348.427204][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.451111][ T32] r10:8291a684 r9:ec759d84 r8:00000002 r7:60000013 r6:ec759d8c r5:84ba1800 [ 1348.451310][ T32] r4:84ba1800 [ 1348.451396][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.451541][ T32] r5:84ba1800 r4:8291a680 [ 1348.451594][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.451699][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.451830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec759e08 [ 1348.451895][ T32] r4:00000000 [ 1348.451943][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.452052][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.452158][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.452252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a380 [ 1348.452323][ T32] r4:00000000 [ 1348.452376][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.452498][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1348.452574][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.452679][ T32] r5:00001000 r4:ebb3d000 [ 1348.452725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.452821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.452913][ T32] r5:8583538c r4:85835000 [ 1348.452980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.453091][ T32] r7:ddde2d80 r6:83018200 r5:8583538c r4:85760000 [ 1348.453141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.453256][ T32] r10:61c88647 r9:84ba1800 r8:8576002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.453312][ T32] r4:85760000 [ 1348.453381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.453492][ T32] r10:00000000 r9:85760000 r8:80287e08 r7:ec729e60 r6:8575c100 r5:84ba1800 [ 1348.453564][ T32] r4:00000001 [ 1348.453619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.453711][ T32] Exception stack(0xec759fb0 to 0xec759ff8) [ 1348.453790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.453857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.453935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.454005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.454059][ T32] r4:8575a540 [ 1348.454815][ T32] INFO: task kworker/1:939:5804 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.454916][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.455081][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.455216][ T32] Call trace: [ 1348.455304][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.455414][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.455471][ T32] r4:00000000 [ 1348.455536][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.455630][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.455695][ T32] 5d20: d3d27000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.455773][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.455829][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.455885][ T32] r5:800f0013 r4:80239bb0 [ 1348.455964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.456078][ T32] r4:82ac21e4 [ 1348.456124][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.456224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.456279][ T32] r4:e0175dc0 [ 1348.456323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.456411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.456457][ T32] r4:00000000 [ 1348.456498][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.456607][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.456650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.456729][ T32] r5:00001000 r4:e0039000 [ 1348.456786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.456905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.457003][ T32] r5:84b0478c r4:84b04400 [ 1348.457066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.457166][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.457233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.478026][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.478119][ T32] r4:849f2e80 [ 1348.478170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.478312][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.478367][ T32] r4:00000001 [ 1348.478415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.478522][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.478597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.478662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.478723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.478821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.478875][ T32] r4:848f9140 [ 1348.478966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.479048][ T32] INFO: task kworker/1:940:5806 blocked for more than 474 seconds. [ 1348.479119][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.479172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.479223][ T32] task:kworker/1:940 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.479367][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.479469][ T32] Call trace: [ 1348.479546][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.479655][ T32] r10:8291a684 r9:ec761d84 r8:00000002 r7:60000113 r6:ec761d8c r5:84ba0c00 [ 1348.479707][ T32] r4:84ba0c00 [ 1348.479775][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.479875][ T32] r5:84ba0c00 r4:8291a680 [ 1348.479937][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.480026][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.480118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 [ 1348.480173][ T32] r4:00000000 [ 1348.480221][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.480302][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.480393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.480510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a500 [ 1348.480585][ T32] r4:00000000 [ 1348.480640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.480741][ T32] r9:83018205 r8:84ba0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1348.480822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.480925][ T32] r5:00001000 r4:ebb59000 [ 1348.480972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.481060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.481146][ T32] r5:8583578c r4:85835400 [ 1348.481190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.481285][ T32] r7:ddde2d80 r6:83018200 r5:8583578c r4:85760080 [ 1348.481332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.481427][ T32] r10:61c88647 r9:84ba0c00 r8:857600ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.481473][ T32] r4:85760080 [ 1348.481515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.481610][ T32] r10:00000000 r9:85760080 r8:80287e08 r7:ec729e60 r6:8575c180 r5:84ba0c00 [ 1348.481660][ T32] r4:00000001 [ 1348.481704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.481793][ T32] Exception stack(0xec761fb0 to 0xec761ff8) [ 1348.481858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.481925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.481986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.482053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.482107][ T32] r4:8575a3c0 [ 1348.482885][ T32] INFO: task kworker/1:940:5806 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.482960][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.483086][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.483203][ T32] Call trace: [ 1348.483280][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.483388][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.483441][ T32] r4:00000000 [ 1348.483486][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.483574][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.483647][ T32] 5d20: d3f03000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.483713][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.483801][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.483863][ T32] r5:800f0013 r4:80239bb0 [ 1348.483938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.484053][ T32] r4:82ac21e4 [ 1348.484142][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.484242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.484297][ T32] r4:e0175dc0 [ 1348.484371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.484474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.484528][ T32] r4:00000000 [ 1348.484577][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.484675][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.484725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.484846][ T32] r5:00001000 r4:e0039000 [ 1348.484900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.485005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.485122][ T32] r5:84b0478c r4:84b04400 [ 1348.485179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.485298][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.485392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.485500][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.485552][ T32] r4:849f2e80 [ 1348.485599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.485758][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.485820][ T32] r4:00000001 [ 1348.485866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.485946][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.486010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.486094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.486178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.486251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.486302][ T32] r4:848f9140 [ 1348.486381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.486451][ T32] INFO: task kworker/1:941:5808 blocked for more than 474 seconds. [ 1348.486522][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.486578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.486631][ T32] task:kworker/1:941 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.486846][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.487005][ T32] Call trace: [ 1348.487109][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.487209][ T32] r10:8291a684 r9:ec769d84 r8:00000002 r7:60000113 r6:ec769d8c r5:84ba2400 [ 1348.487258][ T32] r4:84ba2400 [ 1348.487351][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.517053][ T32] r5:84ba2400 r4:8291a680 [ 1348.517163][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.518140][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.518325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec769e08 [ 1348.518398][ T32] r4:00000000 [ 1348.518446][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.518527][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.518613][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.518706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a640 [ 1348.518820][ T32] r4:00000000 [ 1348.518885][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.519002][ T32] r9:83018205 r8:84ba2400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1348.519060][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.519175][ T32] r5:00001000 r4:ebb6b000 [ 1348.519231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.519321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.519411][ T32] r5:85835b8c r4:85835800 [ 1348.519458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.519584][ T32] r7:ddde2d80 r6:83018200 r5:85835b8c r4:85760100 [ 1348.519640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.519741][ T32] r10:61c88647 r9:84ba2400 r8:8576012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.519799][ T32] r4:85760100 [ 1348.519849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.519952][ T32] r10:00000000 r9:85760100 r8:80287e08 r7:ec729e60 r6:8575c200 r5:84ba2400 [ 1348.520006][ T32] r4:00000001 [ 1348.520053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.520147][ T32] Exception stack(0xec769fb0 to 0xec769ff8) [ 1348.520223][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.520309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.520373][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.520438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.520487][ T32] r4:8575a480 [ 1348.521201][ T32] INFO: task kworker/1:941:5808 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.521285][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.521459][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.521566][ T32] Call trace: [ 1348.521665][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.521786][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.521859][ T32] r4:00000000 [ 1348.521911][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.521998][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.522065][ T32] 5d20: d4193000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.522132][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.522188][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.522274][ T32] r5:800f0013 r4:80239bb0 [ 1348.522330][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.522422][ T32] r4:82ac21e4 [ 1348.522489][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.522589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.522643][ T32] r4:e0175dc0 [ 1348.522688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.522820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.522879][ T32] r4:00000000 [ 1348.522961][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.523071][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.523161][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.523298][ T32] r5:00001000 r4:e0039000 [ 1348.523354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.523442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.523563][ T32] r5:84b0478c r4:84b04400 [ 1348.523635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.523739][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.523800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.523899][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.523950][ T32] r4:849f2e80 [ 1348.523995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.524098][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.524153][ T32] r4:00000001 [ 1348.524199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.524281][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.524341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.524405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.524468][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.524530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.524580][ T32] r4:848f9140 [ 1348.524629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.524689][ T32] INFO: task kworker/1:942:5810 blocked for more than 475 seconds. [ 1348.524788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.524865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.524917][ T32] task:kworker/1:942 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.525048][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.525154][ T32] Call trace: [ 1348.525248][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.525353][ T32] r10:8291a684 r9:ec771d84 r8:00000002 r7:60000113 r6:ec771d8c r5:84ba3000 [ 1348.525436][ T32] r4:84ba3000 [ 1348.525502][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.525634][ T32] r5:84ba3000 r4:8291a680 [ 1348.525688][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.525784][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.525877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec771e08 [ 1348.525930][ T32] r4:00000000 [ 1348.525974][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.526054][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.526130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.526219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a7c0 [ 1348.526274][ T32] r4:00000000 [ 1348.526320][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.526414][ T32] r9:83018205 r8:84ba3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.526486][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.526583][ T32] r5:00001000 r4:ebbc3000 [ 1348.526629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.526717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.526848][ T32] r5:85835f8c r4:85835c00 [ 1348.526895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.526995][ T32] r7:ddde2d80 r6:83018200 r5:85835f8c r4:85760180 [ 1348.527049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.527147][ T32] r10:61c88647 r9:84ba3000 r8:857601ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.527231][ T32] r4:85760180 [ 1348.527280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.527378][ T32] r10:00000000 r9:85760180 r8:80287e08 r7:ec729e60 r6:8575c280 r5:84ba3000 [ 1348.527477][ T32] r4:00000001 [ 1348.552647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.552823][ T32] Exception stack(0xec771fb0 to 0xec771ff8) [ 1348.552897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.552962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.553024][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.553095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.553149][ T32] r4:8575a900 [ 1348.553904][ T32] INFO: task kworker/1:942:5810 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.553981][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.554164][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.554287][ T32] Call trace: [ 1348.554364][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.554476][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.554529][ T32] r4:00000000 [ 1348.554576][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.554662][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.554725][ T32] 5d20: d4469000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.554828][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.554891][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.554977][ T32] r5:800f0013 r4:80239bb0 [ 1348.555034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.555127][ T32] r4:82ac21e4 [ 1348.555220][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.555322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.555374][ T32] r4:e0175dc0 [ 1348.555419][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.555533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.555590][ T32] r4:00000000 [ 1348.555652][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.555765][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.555832][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.555925][ T32] r5:00001000 r4:e0039000 [ 1348.555972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.556061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.556154][ T32] r5:84b0478c r4:84b04400 [ 1348.556202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.556299][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.556364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.556470][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.556522][ T32] r4:849f2e80 [ 1348.556588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.556690][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.556766][ T32] r4:00000001 [ 1348.556825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.556920][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.556994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.557059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.557136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.557208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.557259][ T32] r4:848f9140 [ 1348.568160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.568339][ T32] INFO: task kworker/1:943:5812 blocked for more than 475 seconds. [ 1348.568416][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.568473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.568525][ T32] task:kworker/1:943 state:D stack:0 pid:5812 tgid:5812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.568641][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.568769][ T32] Call trace: [ 1348.568843][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.568979][ T32] r10:8291a684 r9:ec779d84 r8:00000002 r7:60000113 r6:ec779d8c r5:84ba3c00 [ 1348.569042][ T32] r4:84ba3c00 [ 1348.569106][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.569203][ T32] r5:84ba3c00 r4:8291a680 [ 1348.569271][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.569365][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.569456][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec779e08 [ 1348.569509][ T32] r4:00000000 [ 1348.569557][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.569635][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.569718][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.569817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575a940 [ 1348.569872][ T32] r4:00000000 [ 1348.569919][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.570022][ T32] r9:83018205 r8:84ba3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1348.570095][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.570190][ T32] r5:00001000 r4:ebbd9000 [ 1348.570253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.570343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.570437][ T32] r5:8583638c r4:85836000 [ 1348.570506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.570614][ T32] r7:ddde2d80 r6:83018200 r5:8583638c r4:85760200 [ 1348.570683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.570829][ T32] r10:61c88647 r9:84ba3c00 r8:8576022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.570892][ T32] r4:85760200 [ 1348.570952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.571070][ T32] r10:00000000 r9:85760200 r8:80287e08 r7:ec729e60 r6:8575c300 r5:84ba3c00 [ 1348.571131][ T32] r4:00000001 [ 1348.571180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.571266][ T32] Exception stack(0xec779fb0 to 0xec779ff8) [ 1348.571326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.571391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.571450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.571515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.571594][ T32] r4:8575a680 [ 1348.572357][ T32] INFO: task kworker/1:943:5812 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.572427][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.572578][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.572683][ T32] Call trace: [ 1348.572828][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.572962][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.573023][ T32] r4:00000000 [ 1348.573066][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.573140][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.573201][ T32] 5d20: d4469000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.573264][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.573322][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.573395][ T32] r5:800f0013 r4:80239bb0 [ 1348.573467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.573565][ T32] r4:82ac21e4 [ 1348.573617][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.573718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.573782][ T32] r4:e0175dc0 [ 1348.573830][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.573926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.573976][ T32] r4:00000000 [ 1348.574025][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.574129][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.574178][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.574270][ T32] r5:00001000 r4:e0039000 [ 1348.574318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.574405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.574517][ T32] r5:84b0478c r4:84b04400 [ 1348.574572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.574689][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.574763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.574904][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.574959][ T32] r4:849f2e80 [ 1348.575005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.575108][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.575189][ T32] r4:00000001 [ 1348.575256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.575340][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.575401][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.575463][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.575524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.575588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.575643][ T32] r4:848f9140 [ 1348.575709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.575776][ T32] INFO: task kworker/1:944:5814 blocked for more than 475 seconds. [ 1348.575862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.575924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.575987][ T32] task:kworker/1:944 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.576092][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.576181][ T32] Call trace: [ 1348.576302][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.576408][ T32] r10:8291a684 r9:ec799d84 r8:00000002 r7:60000113 r6:ec799d8c r5:84ba6000 [ 1348.576460][ T32] r4:84ba6000 [ 1348.576508][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.576625][ T32] r5:84ba6000 r4:8291a680 [ 1348.576689][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.576802][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.576896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec799e08 [ 1348.576949][ T32] r4:00000000 [ 1348.576995][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.577075][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.577155][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.577246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575aa00 [ 1348.577362][ T32] r4:00000000 [ 1348.611231][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.611426][ T32] r9:83018205 r8:84ba6000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1348.611487][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.611590][ T32] r5:00001000 r4:ebbed000 [ 1348.611645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.611732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.611834][ T32] r5:8583678c r4:85836400 [ 1348.611882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.612034][ T32] r7:ddde2d80 r6:83018200 r5:8583678c r4:85760280 [ 1348.612092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.612211][ T32] r10:61c88647 r9:84ba6000 r8:857602ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.612272][ T32] r4:85760280 [ 1348.612333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.612443][ T32] r10:00000000 r9:85760280 r8:80287e08 r7:ec729e60 r6:8575c380 r5:84ba6000 [ 1348.612518][ T32] r4:00000001 [ 1348.612584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.612669][ T32] Exception stack(0xec799fb0 to 0xec799ff8) [ 1348.612735][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.612808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.612876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.612941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.612990][ T32] r4:8575a880 [ 1348.613757][ T32] INFO: task kworker/1:944:5814 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.613829][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.614397][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.614503][ T32] Call trace: [ 1348.614575][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.614686][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.614739][ T32] r4:00000000 [ 1348.614821][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.614910][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.614974][ T32] 5d20: d4721000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.615040][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.615098][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.615184][ T32] r5:800f0013 r4:80239bb0 [ 1348.615239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.615328][ T32] r4:82ac21e4 [ 1348.615378][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.615469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.615519][ T32] r4:e0175dc0 [ 1348.615564][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.615655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.615708][ T32] r4:00000000 [ 1348.615765][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.615882][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.615937][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.616031][ T32] r5:00001000 r4:e0039000 [ 1348.616079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.616166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.616254][ T32] r5:84b0478c r4:84b04400 [ 1348.616300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.616395][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.616443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.616542][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.616615][ T32] r4:849f2e80 [ 1348.616661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.616783][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.616839][ T32] r4:00000001 [ 1348.616886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.616964][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.617027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.617093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.617174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.617245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.617297][ T32] r4:848f9140 [ 1348.617400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.631700][ T32] INFO: task kworker/1:945:5816 blocked for more than 475 seconds. [ 1348.631878][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.631934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.631985][ T32] task:kworker/1:945 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.632111][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.632235][ T32] Call trace: [ 1348.632399][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.632524][ T32] r10:8291a684 r9:ec7add84 r8:00000002 r7:60000113 r6:ec7add8c r5:84ba5400 [ 1348.632579][ T32] r4:84ba5400 [ 1348.632627][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.632743][ T32] r5:84ba5400 r4:8291a680 [ 1348.632804][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.632890][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.632982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ade08 [ 1348.633035][ T32] r4:00000000 [ 1348.633081][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.633156][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.633240][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.633329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575ac80 [ 1348.633380][ T32] r4:00000000 [ 1348.633424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.633526][ T32] r9:83018205 r8:84ba5400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1348.633577][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.633672][ T32] r5:00001000 r4:ebc61000 [ 1348.633718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.633809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.633893][ T32] r5:85836f8c r4:85836c00 [ 1348.633956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.634063][ T32] r7:ddde2d80 r6:83018200 r5:85836f8c r4:85760300 [ 1348.634112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.634199][ T32] r10:61c88647 r9:84ba5400 r8:8576032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.634242][ T32] r4:85760300 [ 1348.634282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.634377][ T32] r10:00000000 r9:85760300 r8:80287e08 r7:ec729e60 r6:8575c400 r5:84ba5400 [ 1348.634426][ T32] r4:00000001 [ 1348.634510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.634601][ T32] Exception stack(0xec7adfb0 to 0xec7adff8) [ 1348.634667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.634734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.634887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.634967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.635021][ T32] r4:8575aa40 [ 1348.635704][ T32] INFO: task kworker/1:945:5816 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.635790][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.635913][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.636001][ T32] Call trace: [ 1348.636066][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.636186][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.636243][ T32] r4:00000000 [ 1348.636286][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.636388][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.636454][ T32] 5d20: d4814000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.636536][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.636614][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.636665][ T32] r5:800f0013 r4:80239bb0 [ 1348.636716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.636822][ T32] r4:82ac21e4 [ 1348.636871][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.636958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.637002][ T32] r4:e0175dc0 [ 1348.637049][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.637165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.637226][ T32] r4:00000000 [ 1348.637269][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.658320][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.658414][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.658550][ T32] r5:00001000 r4:e0039000 [ 1348.658598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.658689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.658810][ T32] r5:84b0478c r4:84b04400 [ 1348.658860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.658961][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.659013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.659115][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.659167][ T32] r4:849f2e80 [ 1348.659215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.659421][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.659509][ T32] r4:00000001 [ 1348.659571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.659655][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.659723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.659875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.659947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.660015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.660070][ T32] r4:848f9140 [ 1348.660124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.660188][ T32] INFO: task kworker/1:946:5818 blocked for more than 475 seconds. [ 1348.660352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.660442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.660492][ T32] task:kworker/1:946 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.660623][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.660736][ T32] Call trace: [ 1348.660830][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.660939][ T32] r10:8291a684 r9:ec7c1d84 r8:00000002 r7:60000113 r6:ec7c1d8c r5:84ba4800 [ 1348.660990][ T32] r4:84ba4800 [ 1348.661040][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.661133][ T32] r5:84ba4800 r4:8291a680 [ 1348.661190][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.661282][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.661374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 [ 1348.661428][ T32] r4:00000000 [ 1348.661474][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.661543][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.661642][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.661766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741140 [ 1348.661826][ T32] r4:00000000 [ 1348.661876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.661963][ T32] r9:83018205 r8:84ba4800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1348.662011][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.662103][ T32] r5:00001000 r4:ebced000 [ 1348.662153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.662238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.662329][ T32] r5:85837b8c r4:85837800 [ 1348.662373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.662470][ T32] r7:ddde2d80 r6:83018200 r5:85837b8c r4:85760380 [ 1348.662518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.662617][ T32] r10:61c88647 r9:84ba4800 r8:857603ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.662667][ T32] r4:85760380 [ 1348.662713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.662842][ T32] r10:00000000 r9:85760380 r8:80287e08 r7:ec7ade60 r6:8575c480 r5:84ba4800 [ 1348.662896][ T32] r4:00000001 [ 1348.662947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.663033][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) [ 1348.663142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.663218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.663280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.663346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.663397][ T32] r4:8575ab80 [ 1348.664157][ T32] INFO: task kworker/1:946:5818 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.664254][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.664402][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.664520][ T32] Call trace: [ 1348.664611][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.664722][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.664801][ T32] r4:00000000 [ 1348.664854][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.664942][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.665022][ T32] 5d20: d497c000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.665095][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.665153][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.665221][ T32] r5:800f0013 r4:80239bb0 [ 1348.665288][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.665384][ T32] r4:82ac21e4 [ 1348.665448][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.665566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.665647][ T32] r4:e0175dc0 [ 1348.665699][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.665818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.665876][ T32] r4:00000000 [ 1348.665922][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.666021][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.666072][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.666166][ T32] r5:00001000 r4:e0039000 [ 1348.666216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.666304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.666399][ T32] r5:84b0478c r4:84b04400 [ 1348.666450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.666553][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.666624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.666737][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.666825][ T32] r4:849f2e80 [ 1348.666872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.666970][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.667039][ T32] r4:00000001 [ 1348.667085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.667157][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.667208][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.667303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.694276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.694392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.694446][ T32] r4:848f9140 [ 1348.694501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.694585][ T32] INFO: task kworker/1:947:5820 blocked for more than 475 seconds. [ 1348.694659][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.694716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.694829][ T32] task:kworker/1:947 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.694979][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.695106][ T32] Call trace: [ 1348.695206][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.695323][ T32] r10:8291a684 r9:ec7c9d84 r8:00000002 r7:60000013 r6:ec7c9d8c r5:84ba6c00 [ 1348.695379][ T32] r4:84ba6c00 [ 1348.695427][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.695521][ T32] r5:84ba6c00 r4:8291a680 [ 1348.695587][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.695696][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.695822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c9e08 [ 1348.695896][ T32] r4:00000000 [ 1348.695991][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.696079][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.696165][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.696259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575adc0 [ 1348.696310][ T32] r4:00000000 [ 1348.696358][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.696475][ T32] r9:83018205 r8:84ba6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1348.696579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.696681][ T32] r5:00001000 r4:ebc6f000 [ 1348.696729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.696830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.696922][ T32] r5:8583738c r4:85837000 [ 1348.696971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.697095][ T32] r7:ddde2d80 r6:83018200 r5:8583738c r4:85760400 [ 1348.697168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.697295][ T32] r10:61c88647 r9:84ba6c00 r8:8576042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.712701][ T32] r4:85760400 [ 1348.712794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.712940][ T32] r10:00000000 r9:85760400 r8:80287e08 r7:ec7c1e60 r6:8575c500 r5:84ba6c00 [ 1348.712999][ T32] r4:00000001 [ 1348.713051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.713156][ T32] Exception stack(0xec7c9fb0 to 0xec7c9ff8) [ 1348.713238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.713305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.713365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.713431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.713482][ T32] r4:8575acc0 [ 1348.714234][ T32] INFO: task kworker/1:947:5820 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.714312][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.714502][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.714609][ T32] Call trace: [ 1348.714683][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.714822][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.714900][ T32] r4:00000000 [ 1348.714955][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.715047][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.715113][ T32] 5d20: d4dca000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.715179][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.715237][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.715292][ T32] r5:800f0013 r4:80239bb0 [ 1348.715344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.715435][ T32] r4:82ac21e4 [ 1348.715484][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.715577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.715630][ T32] r4:e0175dc0 [ 1348.715674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.715776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.715832][ T32] r4:00000000 [ 1348.715878][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.715996][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.716057][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.716151][ T32] r5:00001000 r4:e0039000 [ 1348.716199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.716284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.716373][ T32] r5:84b0478c r4:84b04400 [ 1348.716430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.716529][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.716618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.716717][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.716783][ T32] r4:849f2e80 [ 1348.716830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.716931][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.716982][ T32] r4:00000001 [ 1348.717028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.717123][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.717187][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.717249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.728101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.728282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.728364][ T32] r4:848f9140 [ 1348.728427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.728508][ T32] INFO: task kworker/1:948:5822 blocked for more than 475 seconds. [ 1348.728585][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.728641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.728695][ T32] task:kworker/1:948 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.728822][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.728946][ T32] Call trace: [ 1348.729021][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.729155][ T32] r10:8291a684 r9:ec7cdd84 r8:00000002 r7:60000113 r6:ec7cdd8c r5:84a16000 [ 1348.729214][ T32] r4:84a16000 [ 1348.729261][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.729371][ T32] r5:84a16000 r4:8291a680 [ 1348.729438][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.729525][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.729618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7cde08 [ 1348.729670][ T32] r4:00000000 [ 1348.729750][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.729837][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.729924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.730033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741040 [ 1348.730092][ T32] r4:00000000 [ 1348.730159][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.730268][ T32] r9:83018205 r8:84a16000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1348.730370][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.730486][ T32] r5:00001000 r4:ebcb5000 [ 1348.730554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.730652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.730743][ T32] r5:8583778c r4:85837400 [ 1348.730823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.730927][ T32] r7:ddde2d80 r6:83018200 r5:8583778c r4:85760480 [ 1348.731002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.731112][ T32] r10:61c88647 r9:84a16000 r8:857604ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.731167][ T32] r4:85760480 [ 1348.731214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.731337][ T32] r10:00000000 r9:85760480 r8:80287e08 r7:ec7c1e60 r6:8575c580 r5:84a16000 [ 1348.731413][ T32] r4:00000001 [ 1348.731469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.731579][ T32] Exception stack(0xec7cdfb0 to 0xec7cdff8) [ 1348.731648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.731717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.731787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.731857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.731915][ T32] r4:8575aec0 [ 1348.732693][ T32] INFO: task kworker/1:948:5822 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.732782][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.732932][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.733065][ T32] Call trace: [ 1348.733139][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.733248][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.733300][ T32] r4:00000000 [ 1348.733346][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.733454][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.733535][ T32] 5d20: d4dca000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.733606][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.733687][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.733767][ T32] r5:800f0013 r4:80239bb0 [ 1348.733823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.733913][ T32] r4:82ac21e4 [ 1348.733961][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.734055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.734109][ T32] r4:e0175dc0 [ 1348.734156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.734247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.734318][ T32] r4:00000000 [ 1348.734370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.734469][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.734536][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.734632][ T32] r5:00001000 r4:e0039000 [ 1348.734679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.734803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.734897][ T32] r5:84b0478c r4:84b04400 [ 1348.734966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.735071][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.735121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.735224][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.735276][ T32] r4:849f2e80 [ 1348.735370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.735478][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.735530][ T32] r4:00000001 [ 1348.735590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.735675][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.735735][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.735806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.735885][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.735959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.736011][ T32] r4:848f9140 [ 1348.736061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.736116][ T32] INFO: task kworker/0:394:5824 blocked for more than 475 seconds. [ 1348.736179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.736255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.736366][ T32] task:kworker/0:394 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.736487][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.736608][ T32] Call trace: [ 1348.736678][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.736809][ T32] r10:8291a684 r9:ec719d84 r8:00000002 r7:60000013 r6:ec719d8c r5:84a40000 [ 1348.736866][ T32] r4:84a40000 [ 1348.736916][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.737011][ T32] r5:84a40000 r4:8291a680 [ 1348.737061][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.737147][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.737241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec719e08 [ 1348.772522][ T32] r4:00000000 [ 1348.772707][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.772845][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.772934][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.773033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fda40 [ 1348.773108][ T32] r4:00000000 [ 1348.773164][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.773287][ T32] r9:83018005 r8:84a40000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1348.773348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.773448][ T32] r5:00001000 r4:dfafb000 [ 1348.773499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.773614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.773717][ T32] r5:8578578c r4:85785400 [ 1348.773793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.773918][ T32] r7:dddced80 r6:83018000 r5:8578578c r4:8575c600 [ 1348.773976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.774076][ T32] r10:61c88647 r9:84a40000 r8:8575c62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.774128][ T32] r4:8575c600 [ 1348.774219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.774355][ T32] r10:00000000 r9:8575c600 r8:80287e08 r7:ebd41e60 r6:8575c680 r5:84a40000 [ 1348.774416][ T32] r4:00000001 [ 1348.774462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.774563][ T32] Exception stack(0xec719fb0 to 0xec719ff8) [ 1348.774637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.774703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.774789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.774860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.774912][ T32] r4:85762bc0 [ 1348.775652][ T32] INFO: task kworker/0:394:5824 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.775724][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.775879][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.775985][ T32] Call trace: [ 1348.776057][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.776162][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.776214][ T32] r4:00000000 [ 1348.776286][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.776382][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.776460][ T32] 5d20: d514e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.776531][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.776613][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.776686][ T32] r5:800f0013 r4:80239bb0 [ 1348.776740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.776841][ T32] r4:82ac21e4 [ 1348.776890][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.776984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.777040][ T32] r4:e0175dc0 [ 1348.777086][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.777180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.777254][ T32] r4:00000000 [ 1348.777353][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.788069][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.788149][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.788277][ T32] r5:00001000 r4:e0039000 [ 1348.788350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.788444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.788538][ T32] r5:84b0478c r4:84b04400 [ 1348.788586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.788686][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.788736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.788849][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.788902][ T32] r4:849f2e80 [ 1348.788970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.789079][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.789144][ T32] r4:00000001 [ 1348.789197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.789281][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.789351][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.789415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.789475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.789539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.789591][ T32] r4:848f9140 [ 1348.789642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.789702][ T32] INFO: task kworker/0:395:5826 blocked for more than 475 seconds. [ 1348.789778][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.789854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.789909][ T32] task:kworker/0:395 state:D stack:0 pid:5826 tgid:5826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.790025][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.790157][ T32] Call trace: [ 1348.790238][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.790347][ T32] r10:8291a684 r9:ec7d1d84 r8:00000002 r7:60000113 r6:ec7d1d8c r5:84a40c00 [ 1348.790400][ T32] r4:84a40c00 [ 1348.790449][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.790545][ T32] r5:84a40c00 r4:8291a680 [ 1348.790620][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.790715][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.790841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 [ 1348.790895][ T32] r4:00000000 [ 1348.790940][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.791018][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.791100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.791195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fd940 [ 1348.791248][ T32] r4:00000000 [ 1348.791315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.791418][ T32] r9:83018005 r8:84a40c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1348.791469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.791558][ T32] r5:00001000 r4:dfa99000 [ 1348.791618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.791728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.791846][ T32] r5:8578538c r4:85785000 [ 1348.791897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.791995][ T32] r7:dddced80 r6:83018000 r5:8578538c r4:8575c700 [ 1348.792045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.792144][ T32] r10:61c88647 r9:84a40c00 r8:8575c72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.792199][ T32] r4:8575c700 [ 1348.792259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.792377][ T32] r10:00000000 r9:8575c700 r8:80287e08 r7:ec719e60 r6:8575c780 r5:84a40c00 [ 1348.792433][ T32] r4:00000001 [ 1348.792491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.792573][ T32] Exception stack(0xec7d1fb0 to 0xec7d1ff8) [ 1348.792633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.792698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.792765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.792846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.792921][ T32] r4:85762bc0 [ 1348.793679][ T32] INFO: task kworker/0:395:5826 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.793771][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.793932][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.794028][ T32] Call trace: [ 1348.794095][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.794201][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.794254][ T32] r4:00000000 [ 1348.794320][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.794430][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.794499][ T32] 5d20: d514e000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.794563][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.794623][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.794695][ T32] r5:800f0013 r4:80239bb0 [ 1348.794785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.794885][ T32] r4:82ac21e4 [ 1348.794935][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.795031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.795126][ T32] r4:e0175dc0 [ 1348.795182][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.795297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.795381][ T32] r4:00000000 [ 1348.795432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.795551][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.795607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.795713][ T32] r5:00001000 r4:e0039000 [ 1348.795787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.795877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.795967][ T32] r5:84b0478c r4:84b04400 [ 1348.796025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.796128][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.796179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.796276][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.796328][ T32] r4:849f2e80 [ 1348.796374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.796475][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.796528][ T32] r4:00000001 [ 1348.796598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.796696][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.796774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.796841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.796902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.796967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.797019][ T32] r4:848f9140 [ 1348.797068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.797139][ T32] INFO: task kworker/1:949:5829 blocked for more than 475 seconds. [ 1348.797217][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.797272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.820993][ T32] task:kworker/1:949 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.821253][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.821407][ T32] Call trace: [ 1348.821489][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.821606][ T32] r10:8291a684 r9:ec7ddd84 r8:00000002 r7:60000013 r6:ec7ddd8c r5:84a41800 [ 1348.821660][ T32] r4:84a41800 [ 1348.821733][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.821844][ T32] r5:84a41800 r4:8291a680 [ 1348.821897][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.821987][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.822083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7dde08 [ 1348.822138][ T32] r4:00000000 [ 1348.822183][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.822264][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.822350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.822471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741a00 [ 1348.822537][ T32] r4:00000000 [ 1348.822589][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.822690][ T32] r9:83018205 r8:84a41800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1348.822742][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.822873][ T32] r5:00001000 r4:ec5d3000 [ 1348.822963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.823079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.823178][ T32] r5:8583938c r4:85839000 [ 1348.823226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.823328][ T32] r7:ddde2d80 r6:83018200 r5:8583938c r4:85760500 [ 1348.823377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.823476][ T32] r10:61c88647 r9:84a41800 r8:8576052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.823590][ T32] r4:85760500 [ 1348.823651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.823763][ T32] r10:00000000 r9:85760500 r8:80287e08 r7:ec7c1e60 r6:8575c800 r5:84a41800 [ 1348.823817][ T32] r4:00000001 [ 1348.823863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.823946][ T32] Exception stack(0xec7ddfb0 to 0xec7ddff8) [ 1348.824009][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.824094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.824176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.824246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.824299][ T32] r4:85741100 [ 1348.825006][ T32] INFO: task kworker/1:949:5829 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.825092][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.825251][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.825338][ T32] Call trace: [ 1348.825396][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.825515][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.825578][ T32] r4:00000000 [ 1348.825626][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.825733][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.825812][ T32] 5d20: d53b9000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.825883][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.825962][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.826038][ T32] r5:800f0013 r4:80239bb0 [ 1348.826094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.826183][ T32] r4:82ac21e4 [ 1348.826232][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.826328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.826379][ T32] r4:e0175dc0 [ 1348.826442][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.826543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.826596][ T32] r4:00000000 [ 1348.826643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.826744][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.826827][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.826921][ T32] r5:00001000 r4:e0039000 [ 1348.826969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.827059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.827168][ T32] r5:84b0478c r4:84b04400 [ 1348.827227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.848209][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.848351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.848499][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.848555][ T32] r4:849f2e80 [ 1348.848605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.848714][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.848777][ T32] r4:00000001 [ 1348.848827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.848950][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.849048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.849133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.849202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.849312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.849384][ T32] r4:848f9140 [ 1348.849456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.849550][ T32] INFO: task kworker/1:950:5831 blocked for more than 475 seconds. [ 1348.849627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.849682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.849753][ T32] task:kworker/1:950 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.849884][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.849983][ T32] Call trace: [ 1348.850061][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.850184][ T32] r10:8291a684 r9:ec7e5d84 r8:00000002 r7:60000013 r6:ec7e5d8c r5:84a42400 [ 1348.850251][ T32] r4:84a42400 [ 1348.850303][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.850396][ T32] r5:84a42400 r4:8291a680 [ 1348.850445][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.850536][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.850630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 [ 1348.850683][ T32] r4:00000000 [ 1348.850732][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.850851][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.850934][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.851023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857412c0 [ 1348.851075][ T32] r4:00000000 [ 1348.851127][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.851247][ T32] r9:83018205 r8:84a42400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1348.851310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.851404][ T32] r5:00001000 r4:ebd07000 [ 1348.851456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.851543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.851638][ T32] r5:85837f8c r4:85837c00 [ 1348.851690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.851795][ T32] r7:ddde2d80 r6:83018200 r5:85837f8c r4:85760580 [ 1348.851842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.851940][ T32] r10:61c88647 r9:84a42400 r8:857605ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.851992][ T32] r4:85760580 [ 1348.852045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.852150][ T32] r10:00000000 r9:85760580 r8:80287e08 r7:ec7dde60 r6:8575c880 r5:84a42400 [ 1348.852207][ T32] r4:00000001 [ 1348.852254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.852330][ T32] Exception stack(0xec7e5fb0 to 0xec7e5ff8) [ 1348.852388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.852448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.852509][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.852579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.852629][ T32] r4:85741200 [ 1348.853395][ T32] INFO: task kworker/1:950:5831 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.853470][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.853596][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.853729][ T32] Call trace: [ 1348.853810][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.853933][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.854006][ T32] r4:00000000 [ 1348.854063][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.854168][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.854238][ T32] 5d20: d5603000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.854320][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.854383][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.854438][ T32] r5:800f0013 r4:80239bb0 [ 1348.854489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.854578][ T32] r4:82ac21e4 [ 1348.854626][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.854736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.854832][ T32] r4:e0175dc0 [ 1348.854879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.854977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.855030][ T32] r4:00000000 [ 1348.855096][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.855203][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.855254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.855343][ T32] r5:00001000 r4:e0039000 [ 1348.855393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.855478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.855572][ T32] r5:84b0478c r4:84b04400 [ 1348.855618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.855715][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.855776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.855880][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.855935][ T32] r4:849f2e80 [ 1348.855979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.856100][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.856160][ T32] r4:00000001 [ 1348.856210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.856307][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.856375][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.856440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.856500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.856602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.856677][ T32] r4:848f9140 [ 1348.856784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.856848][ T32] INFO: task kworker/1:951:5832 blocked for more than 475 seconds. [ 1348.856916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.856972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.857020][ T32] task:kworker/1:951 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.857122][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.857216][ T32] Call trace: [ 1348.889271][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.889459][ T32] r10:8291a684 r9:ec7e9d84 r8:00000002 r7:60000113 r6:ec7e9d8c r5:84a43c00 [ 1348.889519][ T32] r4:84a43c00 [ 1348.889588][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.889734][ T32] r5:84a43c00 r4:8291a680 [ 1348.889803][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.889893][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.889982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e9e08 [ 1348.890051][ T32] r4:00000000 [ 1348.890137][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.890245][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.890332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.890423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741380 [ 1348.890477][ T32] r4:00000000 [ 1348.890522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.890615][ T32] r9:83018205 r8:84a43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1348.890666][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.890791][ T32] r5:00001000 r4:ebd11000 [ 1348.890859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.890954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.891047][ T32] r5:8583838c r4:85838000 [ 1348.891096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.891212][ T32] r7:ddde2d80 r6:83018200 r5:8583838c r4:85760600 [ 1348.891266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.891371][ T32] r10:61c88647 r9:84a43c00 r8:8576062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.891426][ T32] r4:85760600 [ 1348.891473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.891573][ T32] r10:00000000 r9:85760600 r8:80287e08 r7:ec7dde60 r6:8575c900 r5:84a43c00 [ 1348.891622][ T32] r4:00000001 [ 1348.891666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.891755][ T32] Exception stack(0xec7e9fb0 to 0xec7e9ff8) [ 1348.891820][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.891882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.891971][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.892043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.892097][ T32] r4:85741200 [ 1348.892806][ T32] INFO: task kworker/1:951:5832 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.892888][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.893031][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.893136][ T32] Call trace: [ 1348.893210][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.893337][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.893406][ T32] r4:00000000 [ 1348.893454][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.893540][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.893626][ T32] 5d20: d5887000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.893728][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.893792][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.893854][ T32] r5:800f0013 r4:80239bb0 [ 1348.893901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.893982][ T32] r4:82ac21e4 [ 1348.894023][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.894103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.894147][ T32] r4:e0175dc0 [ 1348.894187][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.894299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.894364][ T32] r4:00000000 [ 1348.894413][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.894513][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.894562][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.894656][ T32] r5:00001000 r4:e0039000 [ 1348.894704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.894830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.894926][ T32] r5:84b0478c r4:84b04400 [ 1348.894975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.895079][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.895130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.895227][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.895280][ T32] r4:849f2e80 [ 1348.895344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.895450][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.895520][ T32] r4:00000001 [ 1348.895573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.895686][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.895790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.895861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.895921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.895985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.896040][ T32] r4:848f9140 [ 1348.896090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.896151][ T32] INFO: task kworker/1:952:5834 blocked for more than 475 seconds. [ 1348.896221][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.896277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.896331][ T32] task:kworker/1:952 state:D stack:0 pid:5834 tgid:5834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.896431][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.896579][ T32] Call trace: [ 1348.896674][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.896794][ T32] r10:8291a684 r9:ec7f1d84 r8:00000002 r7:60000113 r6:ec7f1d8c r5:84a45400 [ 1348.896849][ T32] r4:84a45400 [ 1348.896896][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.896988][ T32] r5:84a45400 r4:8291a680 [ 1348.897039][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.897124][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.897218][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f1e08 [ 1348.897324][ T32] r4:00000000 [ 1348.928351][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.928516][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.928605][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.928724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857414c0 [ 1348.928812][ T32] r4:00000000 [ 1348.928861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.928964][ T32] r9:83018205 r8:84a45400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1348.929018][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.929117][ T32] r5:00001000 r4:ebd33000 [ 1348.929164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.929252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.929343][ T32] r5:8583878c r4:85838400 [ 1348.929415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.929523][ T32] r7:ddde2d80 r6:83018200 r5:8583878c r4:85760680 [ 1348.929572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.929672][ T32] r10:61c88647 r9:84a45400 r8:857606ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.929724][ T32] r4:85760680 [ 1348.929783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.929891][ T32] r10:00000000 r9:85760680 r8:80287e08 r7:ec7dde60 r6:8575c980 r5:84a45400 [ 1348.929949][ T32] r4:00000001 [ 1348.929994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.930078][ T32] Exception stack(0xec7f1fb0 to 0xec7f1ff8) [ 1348.930144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.930207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.930286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.930358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.930406][ T32] r4:857413c0 [ 1348.931159][ T32] INFO: task kworker/1:952:5834 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.931247][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.931389][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.931489][ T32] Call trace: [ 1348.931564][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.931667][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.931735][ T32] r4:00000000 [ 1348.931791][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.931881][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.931945][ T32] 5d20: d5be0000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.932023][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.932088][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.932142][ T32] r5:800f0013 r4:80239bb0 [ 1348.932192][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.932280][ T32] r4:82ac21e4 [ 1348.932328][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.932440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.932498][ T32] r4:e0175dc0 [ 1348.932543][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.932636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.932721][ T32] r4:00000000 [ 1348.932782][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.932885][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.932936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.933025][ T32] r5:00001000 r4:e0039000 [ 1348.933090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.933184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.933276][ T32] r5:84b0478c r4:84b04400 [ 1348.933341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.933455][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.933507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.933604][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.933683][ T32] r4:849f2e80 [ 1348.933735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.933848][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.933900][ T32] r4:00000001 [ 1348.933945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.934040][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.934106][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.934171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.934231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.934296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.934365][ T32] r4:848f9140 [ 1348.934419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.934498][ T32] INFO: task kworker/1:953:5837 blocked for more than 475 seconds. [ 1348.934576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.934633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.934681][ T32] task:kworker/1:953 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.934866][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.934980][ T32] Call trace: [ 1348.935052][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.935166][ T32] r10:8291a684 r9:ec7f5d84 r8:00000002 r7:60000013 r6:ec7f5d8c r5:84a43000 [ 1348.935269][ T32] r4:84a43000 [ 1348.935339][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.935446][ T32] r5:84a43000 r4:8291a680 [ 1348.935488][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.935563][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.935641][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f5e08 [ 1348.935737][ T32] r4:00000000 [ 1348.935798][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.935878][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.935956][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.936049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857416c0 [ 1348.936100][ T32] r4:00000000 [ 1348.936146][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.936241][ T32] r9:83018205 r8:84a43000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1348.936289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.936378][ T32] r5:00001000 r4:ebd49000 [ 1348.936424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.936506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.936635][ T32] r5:85838b8c r4:85838800 [ 1348.936690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.936805][ T32] r7:ddde2d80 r6:83018200 r5:85838b8c r4:85760700 [ 1348.936852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.936953][ T32] r10:61c88647 r9:84a43000 r8:8576072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.937004][ T32] r4:85760700 [ 1348.937049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.937145][ T32] r10:00000000 r9:85760700 r8:80287e08 r7:ec7dde60 r6:8575ca00 r5:84a43000 [ 1348.937206][ T32] r4:00000001 [ 1348.937253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.961725][ T32] Exception stack(0xec7f5fb0 to 0xec7f5ff8) [ 1348.961865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.961935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.961993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.962058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.962133][ T32] r4:85741600 [ 1348.962912][ T32] INFO: task kworker/1:953:5837 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.962994][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.963171][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.963345][ T32] Call trace: [ 1348.963420][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.963536][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.963593][ T32] r4:00000000 [ 1348.963652][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.963758][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.963827][ T32] 5d20: d5e33000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.963901][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.963970][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.964028][ T32] r5:800f0013 r4:80239bb0 [ 1348.964075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.964164][ T32] r4:82ac21e4 [ 1348.964211][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.964311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.964370][ T32] r4:e0175dc0 [ 1348.964433][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.964537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.964622][ T32] r4:00000000 [ 1348.964692][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.964809][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.964872][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.964969][ T32] r5:00001000 r4:e0039000 [ 1348.965024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.965114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.965204][ T32] r5:84b0478c r4:84b04400 [ 1348.965255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.965359][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.965414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.965521][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.965579][ T32] r4:849f2e80 [ 1348.965654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.965791][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.965846][ T32] r4:00000001 [ 1348.965896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.966000][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.966072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.966157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.966220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.966288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.966346][ T32] r4:848f9140 [ 1348.966399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.966495][ T32] INFO: task kworker/1:954:5838 blocked for more than 475 seconds. [ 1348.966575][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.966640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.966709][ T32] task:kworker/1:954 state:D stack:0 pid:5838 tgid:5838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.966891][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.967013][ T32] Call trace: [ 1348.967122][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.967229][ T32] r10:8291a684 r9:ec625d84 r8:00000002 r7:60000013 r6:ec625d8c r5:85875400 [ 1348.967327][ T32] r4:85875400 [ 1348.979848][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.980034][ T32] r5:85875400 r4:8291a680 [ 1348.980086][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.980168][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.980278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 [ 1348.980339][ T32] r4:00000000 [ 1348.980384][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.980459][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.980546][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.980633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741840 [ 1348.980683][ T32] r4:00000000 [ 1348.980727][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.980836][ T32] r9:83018205 r8:85875400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1348.980919][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.981039][ T32] r5:00001000 r4:ebd71000 [ 1348.981089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.981176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.981271][ T32] r5:85838f8c r4:85838c00 [ 1348.981345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.981452][ T32] r7:ddde2d80 r6:83018200 r5:85838f8c r4:85760780 [ 1348.981504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.981604][ T32] r10:61c88647 r9:85875400 r8:857607ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.981656][ T32] r4:85760780 [ 1348.981704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.981820][ T32] r10:00000000 r9:85760780 r8:80287e08 r7:ec7dde60 r6:85760800 r5:85875400 [ 1348.981875][ T32] r4:00000001 [ 1348.981920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.981999][ T32] Exception stack(0xec625fb0 to 0xec625ff8) [ 1348.982088][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.982165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.982226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.982286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.982334][ T32] r4:85741980 [ 1348.983105][ T32] INFO: task kworker/1:954:5838 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1348.983191][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.983394][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.983523][ T32] Call trace: [ 1348.983608][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.983728][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1348.983794][ T32] r4:00000000 [ 1348.983843][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.983931][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1348.983999][ T32] 5d20: d5e33000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1348.984065][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1348.984125][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.984181][ T32] r5:800f0013 r4:80239bb0 [ 1348.984258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.984365][ T32] r4:82ac21e4 [ 1348.984428][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.984542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1348.984594][ T32] r4:e0175dc0 [ 1348.984638][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.984726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1348.984803][ T32] r4:00000000 [ 1348.984860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.985010][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.985086][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.985179][ T32] r5:00001000 r4:e0039000 [ 1348.985227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.985311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.985401][ T32] r5:84b0478c r4:84b04400 [ 1348.985452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.985554][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1348.985632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.985755][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.986020][ T32] r4:849f2e80 [ 1348.986088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.986200][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1348.986262][ T32] r4:00000001 [ 1348.986333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.986445][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1348.986514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.986602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.986690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.986860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.986926][ T32] r4:848f9140 [ 1348.986978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.987044][ T32] INFO: task kworker/1:955:5842 blocked for more than 475 seconds. [ 1348.987145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.987217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.987309][ T32] task:kworker/1:955 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.011161][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.011308][ T32] Call trace: [ 1349.011380][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.011494][ T32] r10:8291a684 r9:ec7d5d84 r8:00000002 r7:60000013 r6:ec7d5d8c r5:85874800 [ 1349.011545][ T32] r4:85874800 [ 1349.011592][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.011684][ T32] r5:85874800 r4:8291a680 [ 1349.011732][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.011832][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.011925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d5e08 [ 1349.011979][ T32] r4:00000000 [ 1349.012024][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.012104][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.012189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.012284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741b00 [ 1349.012338][ T32] r4:00000000 [ 1349.012383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.012484][ T32] r9:83018205 r8:85874800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1349.012541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.012686][ T32] r5:00001000 r4:ec5e7000 [ 1349.012787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.012883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.012976][ T32] r5:8583978c r4:85839400 [ 1349.013023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.013126][ T32] r7:ddde2d80 r6:83018200 r5:8583978c r4:85760880 [ 1349.013175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.013273][ T32] r10:61c88647 r9:85874800 r8:857608ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.013325][ T32] r4:85760880 [ 1349.013378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.013487][ T32] r10:00000000 r9:85760880 r8:80287e08 r7:ec7dde60 r6:85760900 r5:85874800 [ 1349.013543][ T32] r4:00000001 [ 1349.013590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.013703][ T32] Exception stack(0xec7d5fb0 to 0xec7d5ff8) [ 1349.013789][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.013858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.013920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.013984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.014054][ T32] r4:857419c0 [ 1349.014847][ T32] INFO: task kworker/1:955:5842 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.014928][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.015093][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.015216][ T32] Call trace: [ 1349.015289][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.015395][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.015467][ T32] r4:00000000 [ 1349.015519][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.015665][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.015738][ T32] 5d20: d606b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.015819][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.015879][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.015938][ T32] r5:800f0013 r4:80239bb0 [ 1349.015987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.016081][ T32] r4:82ac21e4 [ 1349.016131][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.016225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.016277][ T32] r4:e0175dc0 [ 1349.016321][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.016413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.016465][ T32] r4:00000000 [ 1349.016510][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.016648][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.016728][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.016870][ T32] r5:00001000 r4:e0039000 [ 1349.016927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.017019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.017113][ T32] r5:84b0478c r4:84b04400 [ 1349.017161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.017258][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.035549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.035860][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.035921][ T32] r4:849f2e80 [ 1349.035988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.036101][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.036154][ T32] r4:00000001 [ 1349.036199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.036285][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.036354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.036437][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.036508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.036598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.036652][ T32] r4:848f9140 [ 1349.036764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.036848][ T32] INFO: task kworker/1:956:5843 blocked for more than 475 seconds. [ 1349.036921][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.036977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.037030][ T32] task:kworker/1:956 state:D stack:0 pid:5843 tgid:5843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.037151][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.037308][ T32] Call trace: [ 1349.051237][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.051400][ T32] r10:8291a684 r9:ec7f9d84 r8:00000002 r7:60000013 r6:ec7f9d8c r5:85873000 [ 1349.051479][ T32] r4:85873000 [ 1349.051541][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.051670][ T32] r5:85873000 r4:8291a680 [ 1349.051738][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.051841][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.051938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f9e08 [ 1349.052009][ T32] r4:00000000 [ 1349.052061][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.052145][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.052230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.052329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741d00 [ 1349.052384][ T32] r4:00000000 [ 1349.052432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.052533][ T32] r9:83018205 r8:85873000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1349.052585][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.052679][ T32] r5:00001000 r4:ec601000 [ 1349.052726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.052819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.052929][ T32] r5:85839f8c r4:85839c00 [ 1349.052987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.053092][ T32] r7:ddde2d80 r6:83018200 r5:85839f8c r4:85760980 [ 1349.053158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.053280][ T32] r10:61c88647 r9:85873000 r8:857609ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.053337][ T32] r4:85760980 [ 1349.053384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.053499][ T32] r10:00000000 r9:85760980 r8:80287e08 r7:ec7d5e60 r6:85760a00 r5:85873000 [ 1349.053558][ T32] r4:00000001 [ 1349.053604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.053694][ T32] Exception stack(0xec7f9fb0 to 0xec7f9ff8) [ 1349.053768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.053835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.053898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.053965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.054017][ T32] r4:857419c0 [ 1349.054718][ T32] INFO: task kworker/1:956:5843 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.054826][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.054999][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.055129][ T32] Call trace: [ 1349.055222][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.055354][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.055414][ T32] r4:00000000 [ 1349.055460][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.055564][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.055635][ T32] 5d20: d6313000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.055700][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.055796][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.055858][ T32] r5:800f0013 r4:80239bb0 [ 1349.055956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.056059][ T32] r4:82ac21e4 [ 1349.056113][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.056214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.056269][ T32] r4:e0175dc0 [ 1349.056312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.056404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.056453][ T32] r4:00000000 [ 1349.056499][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.056613][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.056658][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.056737][ T32] r5:00001000 r4:e0039000 [ 1349.056818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.056914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.057001][ T32] r5:84b0478c r4:84b04400 [ 1349.057068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.057174][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.057227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.072402][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.072511][ T32] r4:849f2e80 [ 1349.072568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.072735][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.072821][ T32] r4:00000001 [ 1349.072886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.072975][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.073044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.073124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.073191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.073275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.073336][ T32] r4:848f9140 [ 1349.073392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.073481][ T32] INFO: task kworker/1:957:5845 blocked for more than 475 seconds. [ 1349.073558][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.073618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.073682][ T32] task:kworker/1:957 state:D stack:0 pid:5845 tgid:5845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.073816][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.073925][ T32] Call trace: [ 1349.074001][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.074117][ T32] r10:8291a684 r9:ec7fdd84 r8:00000002 r7:60000113 r6:ec7fdd8c r5:85876c00 [ 1349.074176][ T32] r4:85876c00 [ 1349.074251][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.074357][ T32] r5:85876c00 r4:8291a680 [ 1349.074428][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.074530][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.074629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7fde08 [ 1349.074690][ T32] r4:00000000 [ 1349.074739][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.074868][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.074960][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.075065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741bc0 [ 1349.075122][ T32] r4:00000000 [ 1349.075174][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.075283][ T32] r9:83018205 r8:85876c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1349.075336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.075467][ T32] r5:00001000 r4:ec5f1000 [ 1349.075527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.075623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.075739][ T32] r5:85839b8c r4:85839800 [ 1349.075807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.075911][ T32] r7:ddde2d80 r6:83018200 r5:85839b8c r4:85760a80 [ 1349.075962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.076068][ T32] r10:61c88647 r9:85876c00 r8:85760aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.076126][ T32] r4:85760a80 [ 1349.076235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.076348][ T32] r10:00000000 r9:85760a80 r8:80287e08 r7:ec7f9e60 r6:85760b00 r5:85876c00 [ 1349.076419][ T32] r4:00000001 [ 1349.076473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.076584][ T32] Exception stack(0xec7fdfb0 to 0xec7fdff8) [ 1349.076657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.076729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.076828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.076905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.076978][ T32] r4:85741c00 [ 1349.098489][ T32] INFO: task kworker/1:957:5845 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.098738][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.098928][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.099105][ T32] Call trace: [ 1349.099208][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.099340][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.099398][ T32] r4:00000000 [ 1349.099448][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.099539][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.099628][ T32] 5d20: d661d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.099724][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.099803][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.099891][ T32] r5:800f0013 r4:80239bb0 [ 1349.099950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.100043][ T32] r4:82ac21e4 [ 1349.100093][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.100187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.100245][ T32] r4:e0175dc0 [ 1349.100296][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.100391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.100446][ T32] r4:00000000 [ 1349.100500][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.100636][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.100689][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.100788][ T32] r5:00001000 r4:e0039000 [ 1349.100840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.100960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.101082][ T32] r5:84b0478c r4:84b04400 [ 1349.101144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.101249][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.101303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.101404][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.101458][ T32] r4:849f2e80 [ 1349.101508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.101613][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.101668][ T32] r4:00000001 [ 1349.101717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.101812][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.101876][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.101943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.102006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.102073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.102129][ T32] r4:848f9140 [ 1349.102183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.102246][ T32] INFO: task kworker/1:958:5847 blocked for more than 475 seconds. [ 1349.102317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.102378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.102457][ T32] task:kworker/1:958 state:D stack:0 pid:5847 tgid:5847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.102582][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.102706][ T32] Call trace: [ 1349.102843][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.102963][ T32] r10:8291a684 r9:ec801d84 r8:00000002 r7:60000113 r6:ec801d8c r5:85876000 [ 1349.103029][ T32] r4:85876000 [ 1349.103082][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.103176][ T32] r5:85876000 r4:8291a680 [ 1349.103228][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.103314][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.103410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 [ 1349.103466][ T32] r4:00000000 [ 1349.103514][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.103594][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.103688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.103793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575aec0 [ 1349.103852][ T32] r4:00000000 [ 1349.103931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.104037][ T32] r9:83018205 r8:85876000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1349.104094][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.104188][ T32] r5:00001000 r4:ec629000 [ 1349.104255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.104351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.104461][ T32] r5:8583a78c r4:8583a400 [ 1349.104546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.104657][ T32] r7:ddde2d80 r6:83018200 r5:8583a78c r4:85760b80 [ 1349.104729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.104852][ T32] r10:61c88647 r9:85876000 r8:85760bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.104906][ T32] r4:85760b80 [ 1349.104952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.105054][ T32] r10:00000000 r9:85760b80 r8:80287e08 r7:ec7f9e60 r6:85760c00 r5:85876000 [ 1349.105109][ T32] r4:00000001 [ 1349.105163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.105255][ T32] Exception stack(0xec801fb0 to 0xec801ff8) [ 1349.105320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.105408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.105487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.105566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.105635][ T32] r4:85741d40 [ 1349.106230][ T32] INFO: task kworker/1:958:5847 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.106327][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.106488][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.106604][ T32] Call trace: [ 1349.106678][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.106827][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.106887][ T32] r4:00000000 [ 1349.106960][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.107058][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.107125][ T32] 5d20: d661d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.107195][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.107272][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.135624][ T32] r5:800f0013 r4:80239bb0 [ 1349.135732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.135873][ T32] r4:82ac21e4 [ 1349.135922][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.136017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.136087][ T32] r4:e0175dc0 [ 1349.136141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.136237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.136289][ T32] r4:00000000 [ 1349.136336][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.136435][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.136487][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.136602][ T32] r5:00001000 r4:e0039000 [ 1349.136651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.136740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.136843][ T32] r5:84b0478c r4:84b04400 [ 1349.136914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.137021][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.137072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.137173][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.137241][ T32] r4:849f2e80 [ 1349.137292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.142299][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.142383][ T32] r4:00000001 [ 1349.142433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.142563][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.142637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.142719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.142818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.142887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.142939][ T32] r4:848f9140 [ 1349.142992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.143059][ T32] INFO: task kworker/1:959:5848 blocked for more than 475 seconds. [ 1349.143145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.143207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.143279][ T32] task:kworker/1:959 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.143430][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.143568][ T32] Call trace: [ 1349.143659][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.143805][ T32] r10:8291a684 r9:ec805d84 r8:00000002 r7:60000113 r6:ec805d8c r5:85873c00 [ 1349.143865][ T32] r4:85873c00 [ 1349.143928][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.144024][ T32] r5:85873c00 r4:8291a680 [ 1349.144075][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.144161][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.144253][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 1349.144307][ T32] r4:00000000 [ 1349.144353][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.144432][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.144530][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.144628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741f80 [ 1349.144698][ T32] r4:00000000 [ 1349.144758][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.144859][ T32] r9:83018205 r8:85873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1349.144927][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.145040][ T32] r5:00001000 r4:ec61b000 [ 1349.145103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.145192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.145301][ T32] r5:8583a38c r4:8583a000 [ 1349.145384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.145503][ T32] r7:ddde2d80 r6:83018200 r5:8583a38c r4:85760c80 [ 1349.145559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.145657][ T32] r10:61c88647 r9:85873c00 r8:85760cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.145707][ T32] r4:85760c80 [ 1349.145758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.145874][ T32] r10:00000000 r9:85760c80 r8:80287e08 r7:ec801e60 r6:85760d00 r5:85873c00 [ 1349.145930][ T32] r4:00000001 [ 1349.145973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.146050][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1349.146112][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.146173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.146235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.146299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.146349][ T32] r4:85741d40 [ 1349.147083][ T32] INFO: task kworker/1:959:5848 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.147167][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.165371][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.165655][ T32] Call trace: [ 1349.165734][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.165873][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.165930][ T32] r4:00000000 [ 1349.166000][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.166099][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.166184][ T32] 5d20: d6ab6000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.166266][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.166327][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.166385][ T32] r5:800f0013 r4:80239bb0 [ 1349.166433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.166548][ T32] r4:82ac21e4 [ 1349.166604][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.166699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.166796][ T32] r4:e0175dc0 [ 1349.166860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.166996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.167064][ T32] r4:00000000 [ 1349.167112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.167213][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.167264][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.172129][ T32] r5:00001000 r4:e0039000 [ 1349.172211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.172331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.172420][ T32] r5:84b0478c r4:84b04400 [ 1349.172471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.172577][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.172632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.172739][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.172821][ T32] r4:849f2e80 [ 1349.172889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.173014][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.173077][ T32] r4:00000001 [ 1349.173126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.173214][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.173297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.173365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.173443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.173511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.173568][ T32] r4:848f9140 [ 1349.173621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.173737][ T32] INFO: task kworker/1:960:5851 blocked for more than 475 seconds. [ 1349.173826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.173883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.173932][ T32] task:kworker/1:960 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.174049][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.174178][ T32] Call trace: [ 1349.174256][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.174371][ T32] r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:84875400 [ 1349.174427][ T32] r4:84875400 [ 1349.174551][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.174658][ T32] r5:84875400 r4:8291a680 [ 1349.174709][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.174830][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.174921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 [ 1349.174975][ T32] r4:00000000 [ 1349.175023][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.175134][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.175226][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.175317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f040 [ 1349.175391][ T32] r4:00000000 [ 1349.175463][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.175558][ T32] r9:83018205 r8:84875400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1349.175601][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.175678][ T32] r5:00001000 r4:ebcf3000 [ 1349.175719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.175824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.175941][ T32] r5:8583bb8c r4:8583b800 [ 1349.176012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.176113][ T32] r7:ddde2d80 r6:83018200 r5:8583bb8c r4:85760d80 [ 1349.176161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.176289][ T32] r10:61c88647 r9:84875400 r8:85760dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.176352][ T32] r4:85760d80 [ 1349.176430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.176576][ T32] r10:00000000 r9:85760d80 r8:80287e08 r7:ec801e60 r6:85760e00 r5:84875400 [ 1349.176680][ T32] r4:00000001 [ 1349.176735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.176854][ T32] Exception stack(0xec809fb0 to 0xec809ff8) [ 1349.176922][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.177004][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.177084][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.177149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.177200][ T32] r4:8575af00 [ 1349.196466][ T32] INFO: task kworker/1:960:5851 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.196723][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.196933][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.197110][ T32] Call trace: [ 1349.197185][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.202132][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.202273][ T32] r4:00000000 [ 1349.202325][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.202440][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.202513][ T32] 5d20: d6c40000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.202580][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.202644][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.202701][ T32] r5:800f0013 r4:80239bb0 [ 1349.202800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.202922][ T32] r4:82ac21e4 [ 1349.202978][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.203074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.203126][ T32] r4:e0175dc0 [ 1349.203188][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.203286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.203341][ T32] r4:00000000 [ 1349.203386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.203485][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.203538][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.203646][ T32] r5:00001000 r4:e0039000 [ 1349.203719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.203833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.203953][ T32] r5:84b0478c r4:84b04400 [ 1349.204012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.204120][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.204174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.204279][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.204342][ T32] r4:849f2e80 [ 1349.204448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.204578][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.204637][ T32] r4:00000001 [ 1349.204688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.204781][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.204844][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.204911][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.204976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.205045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.205100][ T32] r4:848f9140 [ 1349.205177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.205272][ T32] INFO: task kworker/1:961:5855 blocked for more than 475 seconds. [ 1349.205346][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.205406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.205458][ T32] task:kworker/1:961 state:D stack:0 pid:5855 tgid:5855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.205569][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.205670][ T32] Call trace: [ 1349.205761][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.205891][ T32] r10:8291a684 r9:ec815d84 r8:00000002 r7:60000113 r6:ec815d8c r5:85731800 [ 1349.205969][ T32] r4:85731800 [ 1349.206031][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.206130][ T32] r5:85731800 r4:8291a680 [ 1349.206195][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.206306][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.206417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 [ 1349.206472][ T32] r4:00000000 [ 1349.206524][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1349.206880][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.230187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.230672][ T32] r7:ddde2d80 r6:83018200 r5:85787b8c r4:85760e80 ** 5 printk messages dropped ** [ 1349.231186][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.231671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1349.232952][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1349.233495][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1349.233969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.234087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.234147][ T32] r4:00000000 [ 1349.234199][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.234303][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.234374][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.234473][ T32] r5:00001000 r4:e0039000 [ 1349.234523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.234611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.234709][ T32] r5:84b0478c r4:84b04400 [ 1349.234812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.234925][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.235025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.235158][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.235218][ T32] r4:849f2e80 [ 1349.235265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.235368][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.235439][ T32] r4:00000001 [ 1349.235491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.235578][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.235640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.235705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.235772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.235839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.235890][ T32] r4:848f9140 [ 1349.235939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.236001][ T32] INFO: task kworker/0:396:5856 blocked for more than 475 seconds. [ 1349.236073][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.236128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.236174][ T32] task:kworker/0:396 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.236274][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.236399][ T32] Call trace: [ 1349.236482][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.236606][ T32] r10:8291a684 r9:ec819d84 r8:00000002 r7:60000013 r6:ec819d8c r5:85732400 [ 1349.236663][ T32] r4:85732400 [ 1349.236712][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.236855][ T32] r5:85732400 r4:8291a680 [ 1349.236929][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.237031][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.237126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec819e08 [ 1349.237178][ T32] r4:00000000 [ 1349.237240][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.258309][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.258581][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.258682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fdbc0 [ 1349.258736][ T32] r4:00000000 [ 1349.258819][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.258924][ T32] r9:83018005 r8:85732400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1349.258977][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.259076][ T32] r5:00001000 r4:eabd9000 [ 1349.259125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.259210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.259300][ T32] r5:85785b8c r4:85785800 [ 1349.259349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.259481][ T32] r7:dddced80 r6:83018000 r5:85785b8c r4:8575ca80 [ 1349.259539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.259642][ T32] r10:61c88647 r9:85732400 r8:8575caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.259694][ T32] r4:8575ca80 [ 1349.259753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.259859][ T32] r10:00000000 r9:8575ca80 r8:80287e08 r7:ec719e60 r6:85760f80 r5:85732400 [ 1349.259929][ T32] r4:00000001 [ 1349.259983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.260069][ T32] Exception stack(0xec819fb0 to 0xec819ff8) [ 1349.260130][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.260196][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.260253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.260311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.260358][ T32] r4:856fd9c0 [ 1349.261089][ T32] INFO: task kworker/0:396:5856 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 1 printk messages dropped ** [ 1349.261337][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.261962][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 9 printk messages dropped ** [ 1349.262831][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.263170][ T32] r5:00001000 r4:e0039000 ** 7 printk messages dropped ** [ 1349.263879][ T32] r4:849f2e80 ** 2 printk messages dropped ** [ 1349.264121][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1349.264664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1349.265381][ T32] r4:85730c00 ** 5 printk messages dropped ** [ 1349.265841][ T32] r4:00000000 [ 1349.265885][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.265959][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.266038][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.266129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fde80 [ 1349.266200][ T32] r4:00000000 [ 1349.266253][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.266372][ T32] r9:83018005 r8:85730c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1349.266435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.266535][ T32] r5:00001000 r4:eb455000 [ 1349.266582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.266668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.266766][ T32] r5:8578638c r4:85786000 [ 1349.266834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.266934][ T32] r7:dddced80 r6:83018000 r5:8578638c r4:8575cb00 [ 1349.267006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.267130][ T32] r10:61c88647 r9:85730c00 r8:8575cb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.267191][ T32] r4:8575cb00 [ 1349.267245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.291532][ T32] r10:00000000 r9:8575cb00 r8:80287e08 r7:ec819e60 r6:856f9000 r5:85730c00 [ 1349.291692][ T32] r4:00000001 [ 1349.291758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.291881][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1349.291952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.292025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.292086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.292149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.292201][ T32] r4:856fd9c0 [ 1349.292924][ T32] INFO: task kworker/0:397:5857 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.293008][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.293155][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.293258][ T32] Call trace: [ 1349.293330][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.293440][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.293514][ T32] r4:00000000 [ 1349.293585][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.293701][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.293776][ T32] 5d20: d73a9000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.293841][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.293899][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.293955][ T32] r5:800f0013 r4:80239bb0 [ 1349.294017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.294113][ T32] r4:82ac21e4 [ 1349.294159][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.294251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.294301][ T32] r4:e0175dc0 ** 2 printk messages dropped ** [ 1349.294525][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.295129][ T32] r5:84b0478c r4:84b04400 ** 6 printk messages dropped ** [ 1349.295666][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 8 printk messages dropped ** [ 1349.296313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1349.318453][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.319514][ T32] r5:00001000 r4:eb257000 ** 2 printk messages dropped ** [ 1349.319743][ T32] r5:85785f8c r4:85785c00 ** 2 printk messages dropped ** [ 1349.319964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.320591][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.322054][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.322595][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 7 printk messages dropped ** [ 1349.323238][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1349.324117][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 7 printk messages dropped ** [ 1349.324736][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1349.325208][ T32] INFO: task kworker/0:399:5861 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.325949][ T32] r4:85730000 ** 4 printk messages dropped ** [ 1349.326408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 ** 8 printk messages dropped ** [ 1349.327095][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.348561][ T32] r7:dddced80 r6:83018000 r5:85786f8c r4:8575cc00 ** 4 printk messages dropped ** [ 1349.348969][ T32] r10:00000000 r9:8575cc00 r8:80287e08 r7:ec81de60 r6:856f9100 r5:85730000 ** 10 printk messages dropped ** [ 1349.350543][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.350662][ T32] Call trace: [ 1349.350758][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.350903][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.350960][ T32] r4:00000000 [ 1349.351005][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.351093][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.351179][ T32] 5d20: d7630000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.351249][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.351305][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.351359][ T32] r5:800f0013 r4:80239bb0 [ 1349.351407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.351499][ T32] r4:82ac21e4 [ 1349.351566][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.351685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.351745][ T32] r4:e0175dc0 [ 1349.351804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.351918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.351979][ T32] r4:00000000 [ 1349.352049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.352159][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.352229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.352357][ T32] r5:00001000 r4:e0039000 [ 1349.352413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.352518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.352627][ T32] r5:84b0478c r4:84b04400 [ 1349.352683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.352792][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.352841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.352977][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.353037][ T32] r4:849f2e80 [ 1349.353083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.353187][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.353239][ T32] r4:00000001 [ 1349.353283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.353362][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.353423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.353503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.353568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.353638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.353690][ T32] r4:848f9140 [ 1349.353759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.353835][ T32] INFO: task kworker/0:400:5864 blocked for more than 475 seconds. [ 1349.353902][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.353993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.354083][ T32] task:kworker/0:400 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.354189][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.354279][ T32] Call trace: [ 1349.354351][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.354450][ T32] r10:8291a684 r9:ec839d84 r8:00000002 r7:60000013 r6:ec839d8c r5:85736000 [ 1349.354504][ T32] r4:85736000 [ 1349.354567][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.354663][ T32] r5:85736000 r4:8291a680 [ 1349.354708][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.354824][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.354948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec839e08 [ 1349.355006][ T32] r4:00000000 [ 1349.355051][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.355126][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.355203][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.355308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fdf80 [ 1349.355366][ T32] r4:00000000 [ 1349.355411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.355525][ T32] r9:83018005 r8:85736000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1349.355592][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.355685][ T32] r5:00001000 r4:eb4af000 [ 1349.355730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.355821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.355909][ T32] r5:8578678c r4:85786400 [ 1349.355956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.356069][ T32] r7:dddced80 r6:83018000 r5:8578678c r4:8575cc80 [ 1349.356137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.356255][ T32] r10:61c88647 r9:85736000 r8:8575ccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.356320][ T32] r4:8575cc80 [ 1349.356367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.356463][ T32] r10:00000000 r9:8575cc80 r8:80287e08 r7:ec82de60 r6:856f9180 r5:85736000 [ 1349.356514][ T32] r4:00000001 [ 1349.356579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.356661][ T32] Exception stack(0xec839fb0 to 0xec839ff8) [ 1349.356724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.356796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.356876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.380679][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.381237][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1349.381818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1349.382715][ T32] r5:84b0478c r4:84b04400 ** 4 printk messages dropped ** [ 1349.383138][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1349.383492][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1349.383994][ T32] INFO: task kworker/0:401:5865 blocked for more than 475 seconds. ** 11 printk messages dropped ** [ 1349.385009][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.385714][ T32] r9:83018005 r8:84a46000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1349.386154][ T32] r5:85786b8c r4:85786800 ** 3 printk messages dropped ** [ 1349.386512][ T32] r10:61c88647 r9:84a46000 r8:8575cd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.387358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.409452][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1349.410341][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.410869][ T32] r4:00000000 [ 1349.410915][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.411015][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.411068][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.411162][ T32] r5:00001000 r4:e0039000 [ 1349.411209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.411328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.411429][ T32] r5:84b0478c r4:84b04400 [ 1349.411482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.411589][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.411642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.411764][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.411842][ T32] r4:849f2e80 [ 1349.411905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.412008][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.412063][ T32] r4:00000001 [ 1349.412125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.412224][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.412291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.412369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.412429][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.412526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.412598][ T32] r4:848f9140 [ 1349.412708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.412793][ T32] INFO: task kworker/0:402:5868 blocked for more than 475 seconds. [ 1349.412889][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.412951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.413016][ T32] task:kworker/0:402 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.413158][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.413252][ T32] Call trace: [ 1349.413345][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.413448][ T32] r10:8291a684 r9:ec835d84 r8:00000002 r7:60000013 r6:ec835d8c r5:84a44800 [ 1349.413503][ T32] r4:84a44800 [ 1349.413550][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.413645][ T32] r5:84a44800 r4:8291a680 [ 1349.413731][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.413845][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.413941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 [ 1349.413996][ T32] r4:00000000 [ 1349.414043][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.414122][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.414198][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.414289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a240 [ 1349.414341][ T32] r4:00000000 [ 1349.414390][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.414485][ T32] r9:83018005 r8:84a44800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1349.414536][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.414653][ T32] r5:00001000 r4:eb839000 [ 1349.414716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.414832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.414925][ T32] r5:8578778c r4:85787400 [ 1349.414970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.415092][ T32] r7:dddced80 r6:83018000 r5:8578778c r4:8575ce00 [ 1349.415146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.415247][ T32] r10:61c88647 r9:84a44800 r8:8575ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.415302][ T32] r4:8575ce00 [ 1349.415347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.415445][ T32] r10:00000000 r9:8575ce00 r8:80287e08 r7:ec82de60 r6:8575ce80 r5:84a44800 [ 1349.415496][ T32] r4:00000001 [ 1349.415540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.415616][ T32] Exception stack(0xec835fb0 to 0xec835ff8) [ 1349.415681][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.415751][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.415838][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.415922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.415990][ T32] r4:8573a0c0 [ 1349.416451][ T32] INFO: task kworker/0:402:5868 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.416548][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.416698][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.416978][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1349.459248][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1349.459459][ T32] r4:e0175dc0 ** 5 printk messages dropped ** [ 1349.459955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.460870][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1349.461254][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 6 printk messages dropped ** [ 1349.461748][ T32] INFO: task kworker/0:403:5870 blocked for more than 475 seconds. ** 2 printk messages dropped ** [ 1349.461936][ T32] task:kworker/0:403 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.462079][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.462202][ T32] Call trace: [ 1349.462277][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.462384][ T32] r10:8291a684 r9:ec7edd84 r8:00000002 r7:60000113 r6:ec7edd8c r5:84a46c00 [ 1349.462437][ T32] r4:84a46c00 [ 1349.462482][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.462571][ T32] r5:84a46c00 r4:8291a680 [ 1349.462617][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.462702][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.462829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 [ 1349.462890][ T32] r4:00000000 [ 1349.462937][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.463016][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.463097][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.463186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a000 [ 1349.463237][ T32] r4:00000000 [ 1349.463306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.463413][ T32] r9:83018005 r8:84a46c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1349.463462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.463552][ T32] r5:00001000 r4:eb819000 [ 1349.463597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.463683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.463782][ T32] r5:8578738c r4:85787000 [ 1349.463832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.463929][ T32] r7:dddced80 r6:83018000 r5:8578738c r4:8575cf00 [ 1349.463978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.464079][ T32] r10:61c88647 r9:84a46c00 r8:8575cf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.464131][ T32] r4:8575cf00 [ 1349.464193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.464308][ T32] r10:00000000 r9:8575cf00 r8:80287e08 r7:ec835e60 r6:8575cf80 r5:84a46c00 [ 1349.464371][ T32] r4:00000001 [ 1349.464415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.464508][ T32] Exception stack(0xec7edfb0 to 0xec7edff8) [ 1349.464575][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.464639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.464719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.464812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.464883][ T32] r4:8573a0c0 [ 1349.465638][ T32] INFO: task kworker/0:403:5870 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.465728][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.465876][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.466029][ T32] Call trace: [ 1349.466100][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.466209][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.466262][ T32] r4:00000000 [ 1349.466307][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.466391][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.466454][ T32] 5d20: d7f0b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.466518][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.466576][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.466630][ T32] r5:800f0013 r4:80239bb0 [ 1349.466679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.466795][ T32] r4:82ac21e4 [ 1349.466908][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.467019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.467095][ T32] r4:e0175dc0 [ 1349.467147][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.467258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.480234][ T32] r4:00000000 [ 1349.480384][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.480525][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.480579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.480677][ T32] r5:00001000 r4:e0039000 [ 1349.480744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.480862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.480981][ T32] r5:84b0478c r4:84b04400 [ 1349.481039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.481143][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.481193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.481297][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1349.481529][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 6 printk messages dropped ** [ 1349.482049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.482910][ T32] r10:8291a684 r9:ec841d84 r8:00000002 r7:60000013 r6:ec841d8c r5:84ba8000 ** 6 printk messages dropped ** [ 1349.483479][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.483824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a9c0 ** 4 printk messages dropped ** [ 1349.484229][ T32] r5:00001000 r4:eb9b9000 [ 1349.484282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.484368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.484457][ T32] r5:8579838c r4:85798000 [ 1349.484502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.484617][ T32] r7:dddced80 r6:83018000 r5:8579838c r4:856fb000 [ 1349.484671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.484823][ T32] r10:61c88647 r9:84ba8000 r8:856fb02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.484882][ T32] r4:856fb000 [ 1349.484928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.485024][ T32] r10:00000000 r9:856fb000 r8:80287e08 r7:ec835e60 r6:856fb080 r5:84ba8000 [ 1349.485081][ T32] r4:00000001 [ 1349.485127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.485206][ T32] Exception stack(0xec841fb0 to 0xec841ff8) [ 1349.485267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.485350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.485431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.485503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.485555][ T32] r4:8573a200 [ 1349.486311][ T32] INFO: task kworker/0:404:5872 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.486385][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.486531][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.486626][ T32] Call trace: [ 1349.486733][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.486864][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.486918][ T32] r4:00000000 [ 1349.486964][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.487052][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.487117][ T32] 5d20: d7f0b000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.487183][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.487243][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.487362][ T32] r5:800f0013 r4:80239bb0 [ 1349.518197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.518378][ T32] r4:82ac21e4 [ 1349.518431][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.518526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.518579][ T32] r4:e0175dc0 [ 1349.518623][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.518719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.518795][ T32] r4:00000000 [ 1349.518847][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.518947][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.518998][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.519095][ T32] r5:00001000 r4:e0039000 [ 1349.519141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.519225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.519316][ T32] r5:84b0478c r4:84b04400 [ 1349.519363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.519492][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.519577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.519696][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.519774][ T32] r4:849f2e80 [ 1349.519847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.519955][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.520010][ T32] r4:00000001 [ 1349.520064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.520158][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.520229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.520319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.520402][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.520471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.520522][ T32] r4:848f9140 [ 1349.520578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.520642][ T32] INFO: task kworker/0:405:5873 blocked for more than 476 seconds. [ 1349.520711][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.520765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.520826][ T32] task:kworker/0:405 state:D stack:0 pid:5873 tgid:5873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.520945][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.521044][ T32] Call trace: [ 1349.521122][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.521231][ T32] r10:8291a684 r9:ec845d84 r8:00000002 r7:60000013 r6:ec845d8c r5:84ba8c00 [ 1349.521285][ T32] r4:84ba8c00 [ 1349.521353][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.521454][ T32] r5:84ba8c00 r4:8291a680 [ 1349.521505][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.521589][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.521685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec845e08 [ 1349.521735][ T32] r4:00000000 [ 1349.521805][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.521897][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.521981][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.522096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a740 [ 1349.522157][ T32] r4:00000000 [ 1349.522205][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.522302][ T32] r9:83018005 r8:84ba8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1349.522351][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.522440][ T32] r5:00001000 r4:eb977000 [ 1349.522485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.522585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.522679][ T32] r5:85787f8c r4:85787c00 [ 1349.522725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.522873][ T32] r7:dddced80 r6:83018000 r5:85787f8c r4:856fb100 [ 1349.522964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.523072][ T32] r10:61c88647 r9:84ba8c00 r8:856fb12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.523123][ T32] r4:856fb100 [ 1349.523167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.523304][ T32] r10:00000000 r9:856fb100 r8:80287e08 r7:ec841e60 r6:856fb180 r5:84ba8c00 [ 1349.523369][ T32] r4:00000001 [ 1349.523431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1349.523571][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.523890][ T32] r4:8573a200 ** 2 printk messages dropped ** [ 1349.524903][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.525174][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 5 printk messages dropped ** [ 1349.525598][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1349.526006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 3 printk messages dropped ** [ 1349.526344][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.526680][ T32] r5:00001000 r4:e0039000 ** 2 printk messages dropped ** [ 1349.526972][ T32] r5:84b0478c r4:84b04400 ** 3 printk messages dropped ** [ 1349.527353][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1349.552729][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.553016][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.553206][ T32] r4:848f9140 ** 4 printk messages dropped ** [ 1349.553586][ T32] task:kworker/1:962 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.554133][ T32] r4:84baa400 ** 1 printk messages dropped ** [ 1349.554297][ T32] r5:84baa400 r4:8291a680 ** 2 printk messages dropped ** [ 1349.554534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 ** 4 printk messages dropped ** [ 1349.555004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f5e40 [ 1349.555064][ T32] r4:00000000 [ 1349.555111][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.555212][ T32] r9:83018205 r8:84baa400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.555265][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.555357][ T32] r5:00001000 r4:eb9e1000 [ 1349.555406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.555505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.555615][ T32] r5:8583af8c r4:8583ac00 [ 1349.555669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.555776][ T32] r7:ddde2d80 r6:83018200 r5:8583af8c r4:856f9200 [ 1349.555828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.555928][ T32] r10:61c88647 r9:84baa400 r8:856f922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.555980][ T32] r4:856f9200 [ 1349.556028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.556148][ T32] r10:00000000 r9:856f9200 r8:80287e08 r7:ec809e60 r6:856fb200 r5:84baa400 [ 1349.556208][ T32] r4:00000001 [ 1349.556257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.556334][ T32] Exception stack(0xec851fb0 to 0xec851ff8) [ 1349.556398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.556497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.556588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.556674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.556733][ T32] r4:856f5d40 [ 1349.575991][ T32] INFO: task kworker/1:962:5875 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.576246][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.576443][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.576615][ T32] Call trace: [ 1349.576748][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.576910][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.576998][ T32] r4:00000000 [ 1349.577054][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.577147][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.577250][ T32] 5d20: d8533000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.578636][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.578731][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.578894][ T32] r5:800f0013 r4:80239bb0 [ 1349.579010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.579130][ T32] r4:82ac21e4 [ 1349.579181][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.579275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.579328][ T32] r4:e0175dc0 [ 1349.579376][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.579469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.579540][ T32] r4:00000000 [ 1349.579604][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.579707][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.579760][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.579863][ T32] r5:00001000 r4:e0039000 [ 1349.579912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.579998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.580110][ T32] r5:84b0478c r4:84b04400 [ 1349.580164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.580262][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.580314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.580409][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.580459][ T32] r4:849f2e80 [ 1349.580507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.580608][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.580659][ T32] r4:00000001 [ 1349.580713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.580847][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.580955][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.581040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.581109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.581173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.581225][ T32] r4:848f9140 [ 1349.581292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.581379][ T32] INFO: task kworker/0:406:5878 blocked for more than 476 seconds. [ 1349.581451][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.581505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.581552][ T32] task:kworker/0:406 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.581661][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.581751][ T32] Call trace: [ 1349.581862][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.581992][ T32] r10:8291a684 r9:ec855d84 r8:00000002 r7:60000013 r6:ec855d8c r5:84babc00 [ 1349.582055][ T32] r4:84babc00 [ 1349.582106][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.582216][ T32] r5:84babc00 r4:8291a680 [ 1349.582267][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.582355][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.582446][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 [ 1349.582498][ T32] r4:00000000 [ 1349.582544][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.582627][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.582722][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.582885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a840 [ 1349.582963][ T32] r4:00000000 [ 1349.583024][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.583126][ T32] r9:83018005 r8:84babc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.583215][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.583310][ T32] r5:00001000 r4:eb99b000 [ 1349.583356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.583447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.583613][ T32] r5:8497278c r4:84972400 [ 1349.583710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.583823][ T32] r7:dddced80 r6:83018000 r5:8497278c r4:856fb280 [ 1349.583906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.584022][ T32] r10:61c88647 r9:84babc00 r8:856fb2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.584079][ T32] r4:856fb280 [ 1349.584151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.584256][ T32] r10:00000000 r9:856fb280 r8:80287e08 r7:ec841e60 r6:856fb300 r5:84babc00 [ 1349.584310][ T32] r4:00000001 [ 1349.584354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.584429][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1349.584493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.584563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.584628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.584722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.584824][ T32] r4:8573a7c0 [ 1349.585597][ T32] INFO: task kworker/0:406:5878 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.585688][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.585880][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.586020][ T32] Call trace: [ 1349.586100][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.586226][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.586290][ T32] r4:00000000 [ 1349.586348][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1349.586586][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 7 printk messages dropped ** [ 1349.587143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.619081][ T32] r5:84b0478c r4:84b04400 ** 2 printk messages dropped ** [ 1349.619316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.619416][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.619474][ T32] r4:849f2e80 [ 1349.619522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.619642][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.619746][ T32] r4:00000001 [ 1349.619804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.619891][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.619959][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.620022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.620082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.620141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.620190][ T32] r4:848f9140 [ 1349.620236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.620316][ T32] INFO: task kworker/0:407:5879 blocked for more than 476 seconds. [ 1349.620398][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.620451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.620507][ T32] task:kworker/0:407 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.620622][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.620733][ T32] Call trace: [ 1349.620846][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.620965][ T32] r10:8291a684 r9:ec849d84 r8:00000002 r7:60000113 r6:ec849d8c r5:85734800 [ 1349.621019][ T32] r4:85734800 [ 1349.621068][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.621161][ T32] r5:85734800 r4:8291a680 [ 1349.621208][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.621388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 ** 7 printk messages dropped ** [ 1349.622013][ T32] r9:83018005 r8:85734800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1349.622388][ T32] r5:85798b8c r4:85798800 [ 1349.622440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.622722][ T32] r10:61c88647 r9:85734800 r8:856fb3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.623244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.624390][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.624878][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 5 printk messages dropped ** [ 1349.625351][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1349.625611][ T32] r4:e0175dc0 ** 5 printk messages dropped ** [ 1349.626042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.626693][ T32] r4:849f2e80 ** 2 printk messages dropped ** [ 1349.626936][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.627272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.651944][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.652494][ T32] r5:85735400 r4:8291a680 ** 5 printk messages dropped ** [ 1349.653007][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.653598][ T32] r5:00001000 r4:ec637000 ** 2 printk messages dropped ** [ 1349.653854][ T32] r5:8583b38c r4:8583b000 ** 2 printk messages dropped ** [ 1349.654081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.654699][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.655900][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.656426][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 5 printk messages dropped ** [ 1349.656874][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.657233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 6 printk messages dropped ** [ 1349.673166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.673280][ T32] r5:84b0478c r4:84b04400 [ 1349.673335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.673436][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.673487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.673586][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.673640][ T32] r4:849f2e80 [ 1349.673713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.673826][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.673878][ T32] r4:00000001 [ 1349.673946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.674039][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.674135][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.674208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.674286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.674358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.674412][ T32] r4:848f9140 [ 1349.674508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.674595][ T32] INFO: task kworker/0:408:5883 blocked for more than 476 seconds. [ 1349.674684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.674743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.674820][ T32] task:kworker/0:408 state:D stack:0 pid:5883 tgid:5883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.674942][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.675043][ T32] Call trace: [ 1349.675163][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.675281][ T32] r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000013 r6:ec85dd8c r5:85736c00 [ 1349.675337][ T32] r4:85736c00 [ 1349.675401][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.675513][ T32] r5:85736c00 r4:8291a680 [ 1349.675581][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.675684][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.675780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 [ 1349.675851][ T32] r4:00000000 [ 1349.675918][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.676004][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.676086][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.676178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573ac40 [ 1349.676273][ T32] r4:00000000 [ 1349.676350][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.676452][ T32] r9:83018005 r8:85736c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1349.676503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.676640][ T32] r5:00001000 r4:eb9f9000 [ 1349.676693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.676785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.676877][ T32] r5:8579878c r4:85798400 [ 1349.676922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.677048][ T32] r7:dddced80 r6:83018000 r5:8579878c r4:856fb400 [ 1349.677103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.677209][ T32] r10:61c88647 r9:85736c00 r8:856fb42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.677278][ T32] r4:856fb400 [ 1349.695245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.695424][ T32] r10:00000000 r9:856fb400 r8:80287e08 r7:ec849e60 r6:856f9400 r5:85736c00 [ 1349.695483][ T32] r4:00000001 [ 1349.695535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.695642][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) [ 1349.695733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.695833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.695903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.695977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.696034][ T32] r4:8573acc0 [ 1349.696798][ T32] INFO: task kworker/0:408:5883 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.696881][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.711695][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.712240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1349.713187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.713866][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.714303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.715160][ T32] r10:8291a684 r9:ec865d84 r8:00000002 r7:60000113 r6:ec865d8c r5:85878000 ** 10 printk messages dropped ** [ 1349.715969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fd7c0 ** 7 printk messages dropped ** [ 1349.716614][ T32] r5:8579938c r4:85799000 ** 3 printk messages dropped ** [ 1349.716913][ T32] r10:61c88647 r9:85878000 r8:856fb4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1349.717110][ T32] r10:00000000 r9:856fb480 r8:80287e08 r7:ec849e60 r6:856f9480 r5:85878000 [ 1349.717163][ T32] r4:00000001 [ 1349.717226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.732161][ T32] Exception stack(0xec865fb0 to 0xec865ff8) [ 1349.732432][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.732518][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.732583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.732661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.732715][ T32] r4:8573adc0 [ 1349.733449][ T32] INFO: task kworker/0:409:5886 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.733539][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.733699][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.733839][ T32] Call trace: [ 1349.733918][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.734039][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.734094][ T32] r4:00000000 [ 1349.734143][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.734234][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.734329][ T32] 5d20: d8d6d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.734419][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.734482][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.734539][ T32] r5:800f0013 r4:80239bb0 [ 1349.734588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.734713][ T32] r4:82ac21e4 [ 1349.734831][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.734959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.735020][ T32] r4:e0175dc0 [ 1349.735087][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.735186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.735237][ T32] r4:00000000 [ 1349.735284][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.735387][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.735438][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.735547][ T32] r5:00001000 r4:e0039000 [ 1349.735602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.735691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.735793][ T32] r5:84b0478c r4:84b04400 [ 1349.735844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.735944][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.735995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.736100][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.736153][ T32] r4:849f2e80 [ 1349.736218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.736325][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.736378][ T32] r4:00000001 [ 1349.736422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.736503][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.736585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.736651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.736748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.736826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.736881][ T32] r4:848f9140 [ 1349.736930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.737005][ T32] INFO: task kworker/0:410:5888 blocked for more than 476 seconds. [ 1349.737084][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.737139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.737188][ T32] task:kworker/0:410 state:D stack:0 pid:5888 tgid:5888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.751350][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.751658][ T32] Call trace: [ 1349.751738][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.751874][ T32] r10:8291a684 r9:ec86dd84 r8:00000002 r7:60000013 r6:ec86dd8c r5:85879800 [ 1349.751935][ T32] r4:85879800 [ 1349.752004][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.752100][ T32] r5:85879800 r4:8291a680 [ 1349.752154][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.752241][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.752376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 [ 1349.752447][ T32] r4:00000000 [ 1349.752492][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.752574][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.753159][ T32] r5:00001000 r4:eba51000 ** 2 printk messages dropped ** [ 1349.753387][ T32] r5:85798f8c r4:85798c00 [ 1349.753435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.753688][ T32] r10:61c88647 r9:85879800 r8:856fb52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.754325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.755822][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1349.756655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 6 printk messages dropped ** [ 1349.757180][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.783385][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.783460][ T32] r4:849f2e80 [ 1349.783516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.783631][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.783685][ T32] r4:00000001 [ 1349.783733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.783830][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.783900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.783961][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.784024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.784088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.784166][ T32] r4:848f9140 [ 1349.784247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.784315][ T32] INFO: task kworker/0:411:5890 blocked for more than 476 seconds. [ 1349.784387][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.784447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.784499][ T32] task:kworker/0:411 state:D stack:0 pid:5890 tgid:5890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.784670][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.784807][ T32] Call trace: [ 1349.784902][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.785032][ T32] r10:8291a684 r9:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:84ba9800 [ 1349.785090][ T32] r4:84ba9800 [ 1349.785135][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.785240][ T32] r5:84ba9800 r4:8291a680 [ 1349.785305][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.785401][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.785496][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 [ 1349.785553][ T32] r4:00000000 [ 1349.785604][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.785707][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.785812][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.785912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744040 [ 1349.785966][ T32] r4:00000000 [ 1349.786012][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1349.786160][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.786509][ T32] r5:8579978c r4:85799400 [ 1349.786563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.786863][ T32] r10:61c88647 r9:84ba9800 r8:856fb5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.787282][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.799544][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.800403][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 5 printk messages dropped ** [ 1349.800854][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1349.801126][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.801847][ T32] r5:84b0478c r4:84b04400 ** 1 printk messages dropped ** [ 1349.802002][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 4 printk messages dropped ** [ 1349.802390][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 5 printk messages dropped ** [ 1349.802749][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.803477][ T32] Call trace: ** 2 printk messages dropped ** [ 1349.803708][ T32] r4:84bac800 ** 4 printk messages dropped ** [ 1349.804116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 ** 5 printk messages dropped ** [ 1349.804510][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.805070][ T32] r5:85799b8c r4:85799800 [ 1349.805116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.805359][ T32] r10:61c88647 r9:84bac800 r8:856fb6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.805927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.806683][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.807232][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 2 printk messages dropped ** [ 1349.835976][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.836043][ T32] r5:800f0013 r4:80239bb0 [ 1349.836095][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.836225][ T32] r4:82ac21e4 [ 1349.836271][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.836358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.836430][ T32] r4:e0175dc0 [ 1349.836529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.836652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.836705][ T32] r4:00000000 [ 1349.836764][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.836865][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.836914][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.837020][ T32] r5:00001000 r4:e0039000 [ 1349.837071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.837158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.837247][ T32] r5:84b0478c r4:84b04400 [ 1349.852587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.852895][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.852951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.853060][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.853113][ T32] r4:849f2e80 [ 1349.853161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.853264][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.853339][ T32] r4:00000001 [ 1349.853394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.853501][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.853575][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.853641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.853706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.853780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.853835][ T32] r4:848f9140 [ 1349.853889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.853994][ T32] INFO: task kworker/0:413:5893 blocked for more than 476 seconds. [ 1349.854082][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.854155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.854215][ T32] task:kworker/0:413 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.854340][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.854439][ T32] Call trace: [ 1349.854538][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.854654][ T32] r10:8291a684 r9:ec871d84 r8:00000002 r7:60000113 r6:ec871d8c r5:84bad400 [ 1349.854708][ T32] r4:84bad400 [ 1349.854761][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.854897][ T32] r5:84bad400 r4:8291a680 [ 1349.854954][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.855046][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.855155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 [ 1349.855221][ T32] r4:00000000 [ 1349.855269][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.855349][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.855431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.855525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744680 [ 1349.855577][ T32] r4:00000000 [ 1349.855625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.855725][ T32] r9:83018005 r8:84bad400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1349.855784][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.855876][ T32] r5:00001000 r4:e4925000 [ 1349.855923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.856009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.856129][ T32] r5:8579a78c r4:8579a400 [ 1349.856184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.856310][ T32] r7:dddced80 r6:83018000 r5:8579a78c r4:856fb780 [ 1349.856377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.856497][ T32] r10:61c88647 r9:84bad400 r8:856fb7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.856580][ T32] r4:856fb780 [ 1349.856629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.856730][ T32] r10:00000000 r9:856fb780 r8:80287e08 r7:ec861e60 r6:856fb800 r5:84bad400 [ 1349.856791][ T32] r4:00000001 [ 1349.856839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.856918][ T32] Exception stack(0xec871fb0 to 0xec871ff8) [ 1349.856981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.857047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.857106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.857170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.857278][ T32] r4:85744380 [ 1349.868713][ T32] INFO: task kworker/0:413:5893 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.868921][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.869089][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.869231][ T32] Call trace: [ 1349.869318][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.869456][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 5 printk messages dropped ** [ 1349.869852][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1349.870300][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1349.871142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.871970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.872577][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.873283][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.873834][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.874401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.874642][ T32] r7:dddced80 r6:83018000 r5:85799f8c r4:856fb880 ** 4 printk messages dropped ** [ 1349.875090][ T32] r10:00000000 r9:856fb880 r8:80287e08 r7:ec871e60 r6:856f9580 r5:8587b000 ** 10 printk messages dropped ** [ 1349.876318][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.876872][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1349.909396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 7 printk messages dropped ** [ 1349.910169][ T32] r5:00001000 r4:e0039000 ** 3 printk messages dropped ** [ 1349.910733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.910883][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.910933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.911121][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.911189][ T32] r4:849f2e80 [ 1349.911275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.911389][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.911440][ T32] r4:00000001 [ 1349.911484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.911568][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.911635][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.911717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.911789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.911856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.912063][ T32] r4:848f9140 [ 1349.912129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.912417][ T32] INFO: task kworker/1:964:5899 blocked for more than 476 seconds. [ 1349.912648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.912723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.912786][ T32] task:kworker/1:964 state:D stack:0 pid:5899 tgid:5899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.912909][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.913004][ T32] Call trace: [ 1349.913101][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.913212][ T32] r10:8291a684 r9:ec875d84 r8:00000002 r7:60000113 r6:ec875d8c r5:85878c00 [ 1349.913262][ T32] r4:85878c00 [ 1349.913305][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.913520][ T32] r5:85878c00 r4:8291a680 [ 1349.913760][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.913848][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.913929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec875e08 [ 1349.914167][ T32] r4:00000000 [ 1349.914341][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.914563][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.914673][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.914795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f880 [ 1349.914851][ T32] r4:00000000 [ 1349.914896][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.915002][ T32] r9:83018205 r8:85878c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1349.915056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.915146][ T32] r5:00001000 r4:ec6d9000 [ 1349.915692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.915789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.915880][ T32] r5:8449d38c r4:8449d000 [ 1349.915926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.916024][ T32] r7:ddde2d80 r6:83018200 r5:8449d38c r4:856f9600 [ 1349.916179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.916285][ T32] r10:61c88647 r9:85878c00 r8:856f962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.916777][ T32] r4:856f9600 [ 1349.916829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.916930][ T32] r10:00000000 r9:856f9600 r8:80287e08 r7:ec809e60 r6:856f9680 r5:85878c00 [ 1349.917268][ T32] r4:00000001 [ 1349.949985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.950638][ T32] Exception stack(0xec875fb0 to 0xec875ff8) [ 1349.950743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.950888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.950964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.951053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.951122][ T32] r4:856f5000 ** 1 printk messages dropped ** [ 1349.952220][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1349.954893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1349.956441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.957423][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 11 printk messages dropped ** [ 1349.979288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1349.980382][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.981267][ T32] r5:00001000 r4:ec649000 ** 2 printk messages dropped ** [ 1349.981491][ T32] r5:8579a38c r4:8579a000 ** 3 printk messages dropped ** [ 1349.981825][ T32] r10:61c88647 r9:8587bc00 r8:856fb92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.982403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.982489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.982547][ T32] r4:85744580 [ 1349.983472][ T32] INFO: task kworker/0:415:5900 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1349.983553][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.983688][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.983787][ T32] Call trace: [ 1349.983856][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.983974][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1349.984030][ T32] r4:00000000 [ 1349.984099][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.984191][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1349.984257][ T32] 5d20: d9b02000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1349.984323][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1349.984384][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.984438][ T32] r5:800f0013 r4:80239bb0 [ 1349.984487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.984576][ T32] r4:82ac21e4 [ 1349.984649][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.984760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1349.984813][ T32] r4:e0175dc0 [ 1349.984856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.984960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1349.985013][ T32] r4:00000000 [ 1349.985061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.985155][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.985203][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.985294][ T32] r5:00001000 r4:e0039000 [ 1349.985340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.985427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.985541][ T32] r5:84b0478c r4:84b04400 [ 1349.985600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.985703][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1349.985754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.985861][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.985928][ T32] r4:849f2e80 [ 1349.985978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.986081][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1349.986138][ T32] r4:00000001 [ 1349.986183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.986264][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1349.986325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.986391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.986456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.986520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.986571][ T32] r4:848f9140 [ 1349.986647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.986739][ T32] INFO: task kworker/0:416:5901 blocked for more than 476 seconds. [ 1349.986854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.986935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.986991][ T32] task:kworker/0:416 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.987107][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.987202][ T32] Call trace: [ 1349.987299][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.028660][ T32] r10:8291a684 r9:ec721d84 r8:00000002 r7:60000113 r6:ec721d8c r5:8587c800 [ 1350.028792][ T32] r4:8587c800 [ 1350.028855][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.029011][ T32] r5:8587c800 r4:8291a680 [ 1350.029060][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.029232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec721e08 ** 7 printk messages dropped ** [ 1350.029863][ T32] r9:83018005 r8:8587c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1350.030321][ T32] r5:8579ab8c r4:8579a800 ** 1 printk messages dropped ** [ 1350.030476][ T32] r7:dddced80 r6:83018000 r5:8579ab8c r4:856fb980 ** 4 printk messages dropped ** [ 1350.030912][ T32] r10:00000000 r9:856fb980 r8:80287e08 r7:ec871e60 r6:856f9780 r5:8587c800 ** 9 printk messages dropped ** [ 1350.032478][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.033275][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 8 printk messages dropped ** [ 1350.033934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 8 printk messages dropped ** [ 1350.034722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.035457][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 5 printk messages dropped ** [ 1350.035823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1350.036582][ T32] r10:8291a684 r9:ec731d84 r8:00000002 r7:60000113 r6:ec731d8c r5:8587d400 ** 6 printk messages dropped ** [ 1350.037065][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.052693][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.053337][ T32] r5:8579af8c r4:8579ac00 [ 1350.053383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.053489][ T32] r7:dddced80 r6:83018000 r5:8579af8c r4:856fba00 [ 1350.053537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.053630][ T32] r10:61c88647 r9:8587d400 r8:856fba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.053703][ T32] r4:856fba00 [ 1350.053774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.053904][ T32] r10:00000000 r9:856fba00 r8:80287e08 r7:ec721e60 r6:856f9800 r5:8587d400 [ 1350.053973][ T32] r4:00000001 [ 1350.054018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.054123][ T32] Exception stack(0xec731fb0 to 0xec731ff8) [ 1350.054196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.054260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.054322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.054387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.054439][ T32] r4:857446c0 [ 1350.055349][ T32] INFO: task kworker/0:417:5903 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.055439][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.055648][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.055750][ T32] Call trace: [ 1350.055825][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.055967][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.056034][ T32] r4:00000000 [ 1350.056085][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.056179][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.056244][ T32] 5d20: d9f15000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.056308][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.056387][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.056452][ T32] r5:800f0013 r4:80239bb0 [ 1350.056499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.056612][ T32] r4:82ac21e4 [ 1350.056663][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.056777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.056833][ T32] r4:e0175dc0 [ 1350.056888][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.056985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.057042][ T32] r4:00000000 [ 1350.057088][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.057186][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.057236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.057379][ T32] r5:00001000 r4:e0039000 [ 1350.078846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.079082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.079184][ T32] r5:84b0478c r4:84b04400 [ 1350.079238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.079344][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.079394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.079499][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.079554][ T32] r4:849f2e80 ** 1 printk messages dropped ** [ 1350.079740][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 6 printk messages dropped ** [ 1350.080369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.081261][ T32] r10:8291a684 r9:ec88dd84 r8:00000002 r7:60000113 r6:ec88dd8c r5:8587a400 ** 6 printk messages dropped ** [ 1350.081769][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.082020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.082761][ T32] r5:857a038c r4:857a0000 [ 1350.082850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.083106][ T32] r10:61c88647 r9:8587a400 r8:856fbaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.083634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.085089][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.085484][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 5 printk messages dropped ** [ 1350.085908][ T32] r4:82ac21e4 [ 1350.085959][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.086071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.086129][ T32] r4:e0175dc0 [ 1350.086175][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.086269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.086319][ T32] r4:00000000 [ 1350.086363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.086463][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.086514][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.086603][ T32] r5:00001000 r4:e0039000 [ 1350.086651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.086736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.086864][ T32] r5:84b0478c r4:84b04400 [ 1350.086922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.087023][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.087075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.087200][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.087272][ T32] r4:849f2e80 [ 1350.087356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.119359][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.119538][ T32] r4:00000001 [ 1350.119598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.119758][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.119839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.119917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.119998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.120085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.120143][ T32] r4:848f9140 [ 1350.120203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.120297][ T32] INFO: task kworker/0:419:5907 blocked for more than 476 seconds. [ 1350.120375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.120433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.120485][ T32] task:kworker/0:419 state:D stack:0 pid:5907 tgid:5907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.120614][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.120721][ T32] Call trace: [ 1350.120816][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.120965][ T32] r10:8291a684 r9:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:8587e000 [ 1350.121027][ T32] r4:8587e000 [ 1350.121076][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.121171][ T32] r5:8587e000 r4:8291a680 [ 1350.121218][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.121303][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.121412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 [ 1350.121470][ T32] r4:00000000 [ 1350.121529][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.121611][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.121699][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.121791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744a00 [ 1350.121845][ T32] r4:00000000 [ 1350.121898][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.122022][ T32] r9:83018005 r8:8587e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1350.122081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.122193][ T32] r5:00001000 r4:eb329000 [ 1350.122248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.122337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.122447][ T32] r5:8579b38c r4:8579b000 [ 1350.122501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.122602][ T32] r7:dddced80 r6:83018000 r5:8579b38c r4:856fbb00 [ 1350.122651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.122753][ T32] r10:61c88647 r9:8587e000 r8:856fbb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.122865][ T32] r4:856fbb00 [ 1350.122937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.123041][ T32] r10:00000000 r9:856fbb00 r8:80287e08 r7:ec88de60 r6:856f9900 r5:8587e000 [ 1350.123096][ T32] r4:00000001 [ 1350.123140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.123220][ T32] Exception stack(0xec891fb0 to 0xec891ff8) [ 1350.123295][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.123364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.123428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.123491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.123589][ T32] r4:85744bc0 [ 1350.124453][ T32] INFO: task kworker/0:419:5907 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.124543][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.124672][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.124807][ T32] Call trace: [ 1350.124903][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.125056][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.125134][ T32] r4:00000000 [ 1350.125194][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.125280][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 4 printk messages dropped ** [ 1350.125571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.125663][ T32] r4:82ac21e4 [ 1350.125716][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.125811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.125862][ T32] r4:e0175dc0 [ 1350.125917][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.126014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.126069][ T32] r4:00000000 [ 1350.126119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.126221][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.126274][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.126369][ T32] r5:00001000 r4:e0039000 [ 1350.126419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.126507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.126601][ T32] r5:84b0478c r4:84b04400 [ 1350.126650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.126751][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.126841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.126966][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.127034][ T32] r4:849f2e80 [ 1350.127078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.127201][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.127298][ T32] r4:00000001 [ 1350.148500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.148703][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.148782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.148887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.148957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.149030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.149086][ T32] r4:848f9140 [ 1350.149164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.149242][ T32] INFO: task kworker/0:420:5909 blocked for more than 476 seconds. [ 1350.149338][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.149401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.149452][ T32] task:kworker/0:420 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.149585][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.149697][ T32] Call trace: [ 1350.149861][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.149984][ T32] r10:8291a684 r9:ec899d84 r8:00000002 r7:60000113 r6:ec899d8c r5:8587ec00 [ 1350.150037][ T32] r4:8587ec00 [ 1350.150085][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.150176][ T32] r5:8587ec00 r4:8291a680 [ 1350.150224][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.150312][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.150405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1350.150457][ T32] r4:00000000 [ 1350.150502][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.150597][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.150712][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.150846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744c40 [ 1350.150906][ T32] r4:00000000 [ 1350.150993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.151105][ T32] r9:83018005 r8:8587ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 3 printk messages dropped ** [ 1350.151384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.151474][ T32] r5:8579b78c r4:8579b400 [ 1350.151522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.151640][ T32] r7:dddced80 r6:83018000 r5:8579b78c r4:856fbb80 [ 1350.151699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.151800][ T32] r10:61c88647 r9:8587ec00 r8:856fbbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.151853][ T32] r4:856fbb80 [ 1350.151909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.152024][ T32] r10:00000000 r9:856fbb80 r8:80287e08 r7:ec88de60 r6:856f9980 r5:8587ec00 [ 1350.152096][ T32] r4:00000001 [ 1350.152147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.152225][ T32] Exception stack(0xec899fb0 to 0xec899ff8) [ 1350.152283][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.152347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.152425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.152493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.152549][ T32] r4:85744a40 [ 1350.153416][ T32] INFO: task kworker/0:420:5909 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.153495][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.153651][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.153777][ T32] Call trace: [ 1350.153866][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.153989][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.154062][ T32] r4:00000000 [ 1350.154111][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.154204][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.154266][ T32] 5d20: da4da000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.154328][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.154387][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.154441][ T32] r5:800f0013 r4:80239bb0 [ 1350.154488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.154572][ T32] r4:82ac21e4 [ 1350.154616][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.154738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.154825][ T32] r4:e0175dc0 [ 1350.154878][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.154953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.154994][ T32] r4:00000000 [ 1350.155020][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.155082][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.155108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.155297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.155492][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.155719][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 3 printk messages dropped ** [ 1350.155891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.156050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.156072][ T32] task:kworker/0:421 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.156121][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.156165][ T32] Call trace: [ 1350.156221][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.156273][ T32] r10:8291a684 r9:ec8a1d84 r8:00000002 r7:60000113 r6:ec8a1d8c r5:85880c00 [ 1350.156328][ T32] r4:85880c00 [ 1350.156378][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.156430][ T32] r5:85880c00 r4:8291a680 [ 1350.156528][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.156609][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.156658][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 [ 1350.156718][ T32] r4:00000000 [ 1350.156754][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.156795][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.156830][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.156879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744d40 [ 1350.156903][ T32] r4:00000000 [ 1350.156923][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.156967][ T32] r9:83018005 r8:85880c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1350.156989][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.157031][ T32] r5:00001000 r4:eb6e5000 [ 1350.157052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.157092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.157134][ T32] r5:8579bb8c r4:8579b800 [ 1350.157179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.157231][ T32] r7:dddced80 r6:83018000 r5:8579bb8c r4:856fbc00 [ 1350.157253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.157300][ T32] r10:61c88647 r9:85880c00 r8:856fbc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.157323][ T32] r4:856fbc00 [ 1350.157342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.181010][ T32] r10:00000000 r9:856fbc00 r8:80287e08 r7:ec88de60 r6:856f9a00 r5:85880c00 [ 1350.181158][ T32] r4:00000001 [ 1350.181187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.181263][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) [ 1350.181298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.181329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.181355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.181386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.181408][ T32] r4:85744c00 [ 1350.181934][ T32] INFO: task kworker/0:421:5911 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.182002][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.182084][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.182139][ T32] Call trace: [ 1350.182171][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.182229][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.182272][ T32] r4:00000000 [ 1350.182296][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.182339][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.182368][ T32] 5d20: da8f8000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.182396][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.182421][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.182445][ T32] r5:800f0013 r4:80239bb0 [ 1350.182466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.182511][ T32] r4:82ac21e4 [ 1350.182531][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1350.182622][ T32] r4:e0175dc0 ** 2 printk messages dropped ** [ 1350.182750][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.182956][ T32] r5:00001000 r4:e0039000 ** 4 printk messages dropped ** [ 1350.183190][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 2 printk messages dropped ** [ 1350.183314][ T32] r4:849f2e80 ** 2 printk messages dropped ** [ 1350.183440][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.183554][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.183732][ T32] INFO: task kworker/0:422:5913 blocked for more than 476 seconds. ** 4 printk messages dropped ** [ 1350.183988][ T32] Call trace: ** 2 printk messages dropped ** [ 1350.184094][ T32] r4:85880000 ** 1 printk messages dropped ** [ 1350.184157][ T32] r5:85880000 r4:8291a680 ** 3 printk messages dropped ** [ 1350.184284][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.184432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85744e00 ** 6 printk messages dropped ** [ 1350.184711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.184758][ T32] r5:8579bf8c r4:8579bc00 ** 1 printk messages dropped ** [ 1350.184825][ T32] r7:dddced80 r6:83018000 r5:8579bf8c r4:856fbc80 [ 1350.184846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.184918][ T32] r10:61c88647 r9:85880000 r8:856fbcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.184945][ T32] r4:856fbc80 [ 1350.184966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.185013][ T32] r10:00000000 r9:856fbc80 r8:80287e08 r7:ec88de60 r6:856f9a80 r5:85880000 [ 1350.185035][ T32] r4:00000001 [ 1350.185054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.185140][ T32] Exception stack(0xec8a9fb0 to 0xec8a9ff8) [ 1350.185172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.185227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.185259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.185289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.185338][ T32] r4:85744c00 [ 1350.185648][ T32] INFO: task kworker/0:422:5913 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.185711][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.185801][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.185864][ T32] Call trace: [ 1350.185970][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.186049][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.186076][ T32] r4:00000000 [ 1350.186112][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.186183][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.186216][ T32] 5d20: da8f8000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.186245][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.186341][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.186369][ T32] r5:800f0013 r4:80239bb0 [ 1350.186418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.186465][ T32] r4:82ac21e4 [ 1350.186487][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.186530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.186579][ T32] r4:e0175dc0 [ 1350.186602][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.186798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.186857][ T32] r4:00000000 [ 1350.186888][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.186989][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.187106][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.187257][ T32] r5:00001000 r4:e0039000 [ 1350.187284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.193984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.194183][ T32] r5:84b0478c r4:84b04400 [ 1350.194228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.194303][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.194382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.194436][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.194486][ T32] r4:849f2e80 [ 1350.194510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.194562][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.194586][ T32] r4:00000001 [ 1350.194609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.194650][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.194682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.194711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.194752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.194813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.194841][ T32] r4:848f9140 [ 1350.194883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.194923][ T32] INFO: task kworker/0:423:5915 blocked for more than 476 seconds. [ 1350.194960][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.194985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.195009][ T32] task:kworker/0:423 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.195102][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.195176][ T32] Call trace: [ 1350.195213][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.195267][ T32] r10:8291a684 r9:ec8b1d84 r8:00000002 r7:60000013 r6:ec8b1d8c r5:85881800 [ 1350.195315][ T32] r4:85881800 [ 1350.195339][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.195384][ T32] r5:85881800 r4:8291a680 [ 1350.195448][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.195495][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.195566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 [ 1350.195643][ T32] r4:00000000 [ 1350.195669][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.195706][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.195771][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.195818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761040 [ 1350.195840][ T32] r4:00000000 [ 1350.195881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.195935][ T32] r9:83018005 r8:85881800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1350.195957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.196000][ T32] r5:00001000 r4:eb8e1000 [ 1350.196048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.196131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.196177][ T32] r5:857a078c r4:857a0400 [ 1350.196199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.196246][ T32] r7:dddced80 r6:83018000 r5:857a078c r4:856fbd00 [ 1350.196267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.196314][ T32] r10:61c88647 r9:85881800 r8:856fbd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.196339][ T32] r4:856fbd00 [ 1350.196384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.196433][ T32] r10:00000000 r9:856fbd00 r8:80287e08 r7:ec88de60 r6:856f9b00 r5:85881800 [ 1350.196456][ T32] r4:00000001 [ 1350.196491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.196576][ T32] Exception stack(0xec8b1fb0 to 0xec8b1ff8) [ 1350.196608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.196662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.196707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.196739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.196761][ T32] r4:85744e40 [ 1350.197321][ T32] INFO: task kworker/0:423:5915 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.216673][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.216796][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.216868][ T32] Call trace: [ 1350.216945][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.217030][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.217060][ T32] r4:00000000 [ 1350.217082][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.217127][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.217330][ T32] 5d20: dace1000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.218192][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.218235][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.218263][ T32] r5:800f0013 r4:80239bb0 [ 1350.218303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.218482][ T32] r4:82ac21e4 [ 1350.218590][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.218652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.218680][ T32] r4:e0175dc0 [ 1350.218714][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.218818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.218879][ T32] r4:00000000 [ 1350.218910][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.218962][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.218989][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.219037][ T32] r5:00001000 r4:e0039000 [ 1350.219060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.219100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.219194][ T32] r5:84b0478c r4:84b04400 [ 1350.219219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.219285][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.219310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.219412][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.219442][ T32] r4:849f2e80 [ 1350.219462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.219535][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.219562][ T32] r4:00000001 [ 1350.219582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.219621][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.219647][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.219750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.219782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.219810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.219832][ T32] r4:848f9140 [ 1350.219860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.219980][ T32] INFO: task kworker/0:424:5918 blocked for more than 476 seconds. [ 1350.220091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.220202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.220277][ T32] task:kworker/0:424 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.220337][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.220470][ T32] r10:8291a684 r9:ec8bdd84 r8:00000002 r7:60000113 r6:ec8bdd8c r5:85884800 ** 11 printk messages dropped ** [ 1350.220897][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.221272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1350.222482][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1350.223518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 12 printk messages dropped ** [ 1350.224032][ T32] r4:849f2e80 [ 1350.224051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.224097][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.224123][ T32] r4:00000001 [ 1350.224142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.224207][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.224239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.224296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.224326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.224381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.224406][ T32] r4:848f9140 [ 1350.224455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.224485][ T32] INFO: task kworker/0:425:5921 blocked for more than 476 seconds. [ 1350.224516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.224539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.224563][ T32] task:kworker/0:425 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.224638][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.224685][ T32] Call trace: [ 1350.224717][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.224770][ T32] r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000113 r6:ec8c9d8c r5:85883c00 [ 1350.224796][ T32] r4:85883c00 [ 1350.224817][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.224862][ T32] r5:85883c00 r4:8291a680 [ 1350.224891][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.224937][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.224981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 [ 1350.225067][ T32] r4:00000000 [ 1350.225168][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.225210][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.225245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.225289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857612c0 [ 1350.225312][ T32] r4:00000000 [ 1350.225358][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.225418][ T32] r9:83018005 r8:85883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1350.225451][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.225580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.225831][ T32] r4:856fbe00 ** 11 printk messages dropped ** [ 1350.226522][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1350.250281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1350.250868][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.251181][ T32] INFO: task kworker/0:426:5922 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1350.251424][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.251494][ T32] Call trace: [ 1350.251607][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.251665][ T32] r10:8291a684 r9:ec8cdd84 r8:00000002 r7:60000113 r6:ec8cdd8c r5:85885400 [ 1350.251713][ T32] r4:85885400 [ 1350.251736][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.251781][ T32] r5:85885400 r4:8291a680 [ 1350.251825][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.251902][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.251950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 [ 1350.251973][ T32] r4:00000000 [ 1350.252019][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.252059][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.252094][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.252170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761540 [ 1350.252196][ T32] r4:00000000 [ 1350.252220][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.252314][ T32] r9:83018005 r8:85885400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1350.252339][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.252382][ T32] r5:00001000 r4:ebb47000 [ 1350.252426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.252470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.252512][ T32] r5:857a178c r4:857a1400 [ 1350.252533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.252580][ T32] r7:dddced80 r6:83018000 r5:857a178c r4:856fbe80 [ 1350.252601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.252668][ T32] r10:61c88647 r9:85885400 r8:856fbeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.252721][ T32] r4:856fbe80 ** 4 printk messages dropped ** [ 1350.253093][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) ** 8 printk messages dropped ** [ 1350.253894][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.254164][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 5 printk messages dropped ** [ 1350.254368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.254392][ T32] r4:e0175dc0 [ 1350.254412][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.254488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.254517][ T32] r4:00000000 [ 1350.254585][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.254636][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.254658][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.254747][ T32] r5:00001000 r4:e0039000 [ 1350.254821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.254869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.254913][ T32] r5:84b0478c r4:84b04400 [ 1350.254935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1350.255293][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1350.256195][ T32] r4:85882400 ** 7 printk messages dropped ** [ 1350.256840][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.257384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.278582][ T32] r4:856fbf00 ** 6 printk messages dropped ** [ 1350.279152][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.280150][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1350.280486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 9 printk messages dropped ** [ 1350.280955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1350.281673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.282523][ T32] r5:85886000 r4:8291a680 ** 7 printk messages dropped ** [ 1350.282941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857616c0 ** 6 printk messages dropped ** [ 1350.283169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.283577][ T32] r10:00000000 r9:856fbf80 r8:80287e08 r7:ec8cde60 r6:856f9d80 r5:85886000 ** 9 printk messages dropped ** [ 1350.284093][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.284901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 10 printk messages dropped ** [ 1350.285373][ T32] r5:84b0478c r4:84b04400 ** 4 printk messages dropped ** [ 1350.285558][ T32] r4:849f2e80 ** 7 printk messages dropped ** [ 1350.285841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.286284][ T32] r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000113 r6:ec8e5d8c r5:85886c00 ** 2 printk messages dropped ** [ 1350.286375][ T32] r5:85886c00 r4:8291a680 [ 1350.286420][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.286464][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.286510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1350.286532][ T32] r4:00000000 [ 1350.286571][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.286635][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.286751][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.286860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761940 [ 1350.286937][ T32] r4:00000000 [ 1350.286990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.287095][ T32] r9:83018005 r8:85886c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.287141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.287224][ T32] r5:00001000 r4:ebbeb000 [ 1350.287284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.322665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.323039][ T32] r5:857a238c r4:857a2000 [ 1350.323122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.323243][ T32] r7:dddced80 r6:83018000 r5:857a238c r4:85772000 [ 1350.323311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.323419][ T32] r10:61c88647 r9:85886c00 r8:8577202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.323470][ T32] r4:85772000 [ 1350.323515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.323637][ T32] r10:00000000 r9:85772000 r8:80287e08 r7:ec8dde60 r6:856f9e00 r5:85886c00 [ 1350.323782][ T32] r4:00000001 [ 1350.323841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.323928][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) [ 1350.323994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.324081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.324145][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.324221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.324274][ T32] r4:85761640 [ 1350.325014][ T32] INFO: task kworker/0:429:5928 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.325105][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.325255][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.325415][ T32] Call trace: [ 1350.325509][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.325642][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.325709][ T32] r4:00000000 [ 1350.325779][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.325893][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.325970][ T32] 5d20: db7de000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.326040][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.326099][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.326168][ T32] r5:800f0013 r4:80239bb0 [ 1350.326238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.326375][ T32] r4:82ac21e4 [ 1350.326447][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.326548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.326691][ T32] r4:e0175dc0 [ 1350.326758][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.326911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.326976][ T32] r4:00000000 [ 1350.327052][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.327172][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.327225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.327373][ T32] r5:00001000 r4:e0039000 [ 1350.331845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.331972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.332072][ T32] r5:84b0478c r4:84b04400 [ 1350.332151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.332255][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.332317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.332419][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.332468][ T32] r4:849f2e80 [ 1350.332537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.332649][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.332713][ T32] r4:00000001 [ 1350.332768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.332848][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.332938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.333008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.333703][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.334698][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.335408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.336196][ T32] Exception stack(0xec8e9fb0 to 0xec8e9ff8) ** 8 printk messages dropped ** [ 1350.355392][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.356107][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 13 printk messages dropped ** [ 1350.357072][ T32] r5:00001000 r4:e0039000 ** 7 printk messages dropped ** [ 1350.373221][ T32] r4:849f2e80 ** 4 printk messages dropped ** [ 1350.373581][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.373673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.373762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.373857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.373977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.374091][ T32] r4:848f9140 [ 1350.374169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.374256][ T32] INFO: task kworker/0:431:5932 blocked for more than 476 seconds. [ 1350.374325][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.374398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.374454][ T32] task:kworker/0:431 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.374592][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.374694][ T32] Call trace: [ 1350.374765][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.374899][ T32] r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000013 r6:ec8f5d8c r5:85889800 [ 1350.374963][ T32] r4:85889800 [ 1350.375013][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.375103][ T32] r5:85889800 r4:8291a680 [ 1350.375149][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.375230][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.375322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1350.375380][ T32] r4:00000000 [ 1350.375455][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.375555][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.375653][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.375742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761d00 ** 6 printk messages dropped ** [ 1350.376268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.376380][ T32] r5:857a2f8c r4:857a2c00 ** 1 printk messages dropped ** [ 1350.376530][ T32] r7:dddced80 r6:83018000 r5:857a2f8c r4:85772100 ** 2 printk messages dropped ** [ 1350.376783][ T32] r4:85772100 ** 8 printk messages dropped ** [ 1350.388377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.389878][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.390299][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.390872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 10 printk messages dropped ** [ 1350.391752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.392479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.392543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.392596][ T32] r4:848f9140 [ 1350.392644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.392728][ T32] INFO: task kworker/0:432:5933 blocked for more than 476 seconds. [ 1350.392816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.392884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.392930][ T32] task:kworker/0:432 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.393036][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.393132][ T32] Call trace: [ 1350.393200][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.393320][ T32] r10:8291a684 r9:ec8f9d84 r8:00000002 r7:60000113 r6:ec8f9d8c r5:85888000 [ 1350.393378][ T32] r4:85888000 [ 1350.393425][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.393512][ T32] r5:85888000 r4:8291a680 [ 1350.393577][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.393706][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.393849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f9e08 [ 1350.393957][ T32] r4:00000000 [ 1350.394009][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.394089][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.394162][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.394271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761ac0 [ 1350.394329][ T32] r4:00000000 [ 1350.394376][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.394478][ T32] r9:83018005 r8:85888000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1350.394527][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.394620][ T32] r5:00001000 r4:ebc55000 [ 1350.394664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.394785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.394892][ T32] r5:857a278c r4:857a2400 [ 1350.394960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.395066][ T32] r7:dddced80 r6:83018000 r5:857a278c r4:85772180 [ 1350.395111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.395208][ T32] r10:61c88647 r9:85888000 r8:857721ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.395263][ T32] r4:85772180 [ 1350.395308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.395406][ T32] r10:00000000 r9:85772180 r8:80287e08 r7:ec8f5e60 r6:856f9f80 r5:85888000 [ 1350.395476][ T32] r4:00000001 [ 1350.395534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1350.395752][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.397036][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.419197][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.419682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 10 printk messages dropped ** [ 1350.420451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.420890][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.421173][ T32] task:kworker/0:433 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.421283][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.421330][ T32] Call trace: [ 1350.421387][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.421451][ T32] r10:8291a684 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:85888c00 [ 1350.421505][ T32] r4:85888c00 [ 1350.421535][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.421606][ T32] r5:85888c00 r4:8291a680 [ 1350.421631][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.421695][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.421742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1350.421765][ T32] r4:00000000 [ 1350.421816][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.421856][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.421892][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.421935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761b80 [ 1350.421984][ T32] r4:00000000 [ 1350.422006][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.422050][ T32] r9:83018005 r8:85888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1350.422077][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.422146][ T32] r5:00001000 r4:ebc69000 [ 1350.422170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.422212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.422254][ T32] r5:857a2b8c r4:857a2800 [ 1350.422273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.422325][ T32] r7:dddced80 r6:83018000 r5:857a2b8c r4:85772200 [ 1350.422398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.422524][ T32] r10:61c88647 r9:85888c00 r8:8577222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.422552][ T32] r4:85772200 [ 1350.422571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.422617][ T32] r10:00000000 r9:85772200 r8:80287e08 r7:ec8f5e60 r6:857c1000 r5:85888c00 [ 1350.422646][ T32] r4:00000001 [ 1350.422693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.422751][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1350.422822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.422864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.422906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.422946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.423030][ T32] r4:85761a00 [ 1350.423458][ T32] INFO: task kworker/0:433:5935 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.423499][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.423577][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.423628][ T32] Call trace: [ 1350.423678][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.423734][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.423761][ T32] r4:00000000 [ 1350.423787][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.423834][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.423865][ T32] 5d20: dbd9a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.423916][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.423946][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.423970][ T32] r5:800f0013 r4:80239bb0 [ 1350.423991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.424045][ T32] r4:82ac21e4 [ 1350.424130][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.424210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.424241][ T32] r4:e0175dc0 [ 1350.424311][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.424383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.424459][ T32] r4:00000000 [ 1350.424583][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.424636][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.424683][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.424777][ T32] r5:00001000 r4:e0039000 [ 1350.424807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.424854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.424899][ T32] r5:84b0478c r4:84b04400 [ 1350.424920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.424968][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.424990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.425037][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.425061][ T32] r4:849f2e80 [ 1350.425082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.425154][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.425206][ T32] r4:00000001 [ 1350.425229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.425266][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.425293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.425327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.425355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1350.425427][ T32] r4:848f9140 ** 4 printk messages dropped ** [ 1350.425702][ T32] task:kworker/0:434 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1350.426225][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1350.426978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.427057][ T32] r5:857a378c r4:857a3400 ** 2 printk messages dropped ** [ 1350.427268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.463453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.464252][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.464601][ T32] Exception stack(0xe0175d28 to 0xe0175d70) ** 7 printk messages dropped ** [ 1350.464965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 7 printk messages dropped ** [ 1350.465399][ T32] r5:00001000 r4:e0039000 ** 5 printk messages dropped ** [ 1350.465714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.466335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1350.466515][ T32] task:kworker/0:435 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.466609][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.466689][ T32] Call trace: [ 1350.466734][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.466831][ T32] r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:8588bc00 [ 1350.466859][ T32] r4:8588bc00 [ 1350.466881][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.466999][ T32] r5:8588bc00 r4:8291a680 [ 1350.467038][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.467107][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.467224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1350.467331][ T32] r4:00000000 [ 1350.475839][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.475964][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.476022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.476070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0040 [ 1350.476110][ T32] r4:00000000 [ 1350.476137][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.476244][ T32] r9:83018005 r8:8588bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1350.476281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.476360][ T32] r5:00001000 r4:ebd0f000 [ 1350.476393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.476441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.476486][ T32] r5:857a338c r4:857a3000 [ 1350.476508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.476595][ T32] r7:dddced80 r6:83018000 r5:857a338c r4:85772300 [ 1350.476648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.476708][ T32] r10:61c88647 r9:8588bc00 r8:8577232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.476773][ T32] r4:85772300 [ 1350.476821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.476874][ T32] r10:00000000 r9:85772300 r8:80287e08 r7:ec909e60 r6:857c1100 r5:8588bc00 [ 1350.476898][ T32] r4:00000001 [ 1350.476917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.477006][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 1350.477066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.477108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.477137][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.477166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.477200][ T32] r4:85761c80 [ 1350.483428][ T32] INFO: task kworker/0:435:5939 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.483576][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.483709][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.483824][ T32] Call trace: [ 1350.483950][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.484048][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.484076][ T32] r4:00000000 [ 1350.484121][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.484202][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.484234][ T32] 5d20: dc330000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.484265][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.484315][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.484345][ T32] r5:800f0013 r4:80239bb0 [ 1350.484391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.484470][ T32] r4:82ac21e4 [ 1350.484494][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1350.484688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 4 printk messages dropped ** [ 1350.484858][ T32] r5:00001000 r4:e0039000 ** 3 printk messages dropped ** [ 1350.485094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.485379][ T32] r4:849f2e80 ** 2 printk messages dropped ** [ 1350.485545][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.485666][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.486012][ T32] INFO: task kworker/1:965:5943 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1350.486223][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.486412][ T32] r4:8588c800 ** 2 printk messages dropped ** [ 1350.486499][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.486699][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.486736][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.486844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586fcc0 [ 1350.486874][ T32] r4:00000000 [ 1350.486897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.486944][ T32] r9:83018205 r8:8588c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.486966][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.487011][ T32] r5:00001000 r4:ec6cf000 [ 1350.487031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.487069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.487146][ T32] r5:8583bf8c r4:8583bc00 [ 1350.487171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.487220][ T32] r7:ddde2d80 r6:83018200 r5:8583bf8c r4:857c1180 [ 1350.487240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.500319][ T32] r10:61c88647 r9:8588c800 r8:857c11ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.500431][ T32] r4:857c1180 [ 1350.500459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.500530][ T32] r10:00000000 r9:857c1180 r8:80287e08 r7:ec875e60 r6:857c1200 r5:8588c800 [ 1350.500582][ T32] r4:00000001 [ 1350.500607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.500649][ T32] Exception stack(0xec879fb0 to 0xec879ff8) [ 1350.500679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.500708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.500821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.500857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.500928][ T32] r4:8586f080 [ 1350.501378][ T32] INFO: task kworker/1:965:5943 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.501423][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.501635][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.501707][ T32] Call trace: [ 1350.501763][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.501823][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.501848][ T32] r4:00000000 [ 1350.501868][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.501909][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.501937][ T32] 5d20: dc6f7000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.502104][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.502143][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.502170][ T32] r5:800f0013 r4:80239bb0 [ 1350.502191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.502237][ T32] r4:82ac21e4 [ 1350.502257][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.502312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.502339][ T32] r4:e0175dc0 [ 1350.502360][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.502405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.502453][ T32] r4:00000000 [ 1350.502509][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.502564][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.502587][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.502630][ T32] r5:00001000 r4:e0039000 [ 1350.502665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.502756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.502854][ T32] r5:84b0478c r4:84b04400 [ 1350.502903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.502992][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.503032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.503150][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.503218][ T32] r4:849f2e80 [ 1350.503243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.503310][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.503364][ T32] r4:00000001 [ 1350.503402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.503442][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.503469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.503497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.503522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.503552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.503575][ T32] r4:848f9140 [ 1350.503635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.503674][ T32] INFO: task kworker/0:436:5944 blocked for more than 477 seconds. [ 1350.503756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.503789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.503811][ T32] task:kworker/0:436 state:D stack:0 pid:5944 tgid:5944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.503858][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.503902][ T32] Call trace: [ 1350.503931][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.503980][ T32] r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000013 r6:ec8fdd8c r5:8588d400 [ 1350.504006][ T32] r4:8588d400 [ 1350.504026][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.504074][ T32] r5:8588d400 r4:8291a680 [ 1350.504148][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.504198][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.504244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 [ 1350.504267][ T32] r4:00000000 [ 1350.504286][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.504348][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.504390][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.504460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0280 [ 1350.504517][ T32] r4:00000000 [ 1350.504543][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.504638][ T32] r9:83018005 r8:8588d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.504668][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.504714][ T32] r5:00001000 r4:ebd43000 [ 1350.504734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.504781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.504824][ T32] r5:857a3b8c r4:857a3800 [ 1350.504844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.504890][ T32] r7:dddced80 r6:83018000 r5:857a3b8c r4:85772380 [ 1350.504925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.505006][ T32] r10:61c88647 r9:8588d400 r8:857723ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.505040][ T32] r4:85772380 [ 1350.505059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.505154][ T32] r10:00000000 r9:85772380 r8:80287e08 r7:ec909e60 r6:857c1280 r5:8588d400 [ 1350.505191][ T32] r4:00000001 [ 1350.505216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.505254][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1350.505283][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.505314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.505341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.505402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.505453][ T32] r4:857b0300 [ 1350.505682][ T32] INFO: task kworker/0:436:5944 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.505754][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.505849][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.505899][ T32] Call trace: [ 1350.505928][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.505979][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.506007][ T32] r4:00000000 [ 1350.506050][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.506096][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.506126][ T32] 5d20: dc6f7000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.506154][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.506180][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.506204][ T32] r5:800f0013 r4:80239bb0 [ 1350.506235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.506302][ T32] r4:82ac21e4 [ 1350.506345][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.506444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.506497][ T32] r4:e0175dc0 [ 1350.506561][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.506635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.506687][ T32] r4:00000000 [ 1350.506734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.506859][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.506904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.506958][ T32] r5:00001000 r4:e0039000 [ 1350.507006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.507056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.507100][ T32] r5:84b0478c r4:84b04400 [ 1350.507128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.507206][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.507229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.507276][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.507298][ T32] r4:849f2e80 [ 1350.507317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.530968][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.531092][ T32] r4:00000001 [ 1350.531134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.531203][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.531272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.531306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.531333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.531363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.531400][ T32] r4:848f9140 [ 1350.531472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.531509][ T32] INFO: task kworker/0:437:5946 blocked for more than 477 seconds. [ 1350.531542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.531567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.531589][ T32] task:kworker/0:437 state:D stack:0 pid:5946 tgid:5946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.531761][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.531832][ T32] Call trace: [ 1350.531908][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.531965][ T32] r10:8291a684 r9:ec915d84 r8:00000002 r7:60000113 r6:ec915d8c r5:8588ec00 [ 1350.531990][ T32] r4:8588ec00 [ 1350.532014][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.532061][ T32] r5:8588ec00 r4:8291a680 [ 1350.532084][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.532125][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.532203][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 [ 1350.532230][ T32] r4:00000000 [ 1350.532275][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.532327][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.532393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.532450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0400 [ 1350.532502][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.532658][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.532837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.532885][ T32] r5:857a3f8c r4:857a3c00 [ 1350.532906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.532960][ T32] r7:dddced80 r6:83018000 r5:857a3f8c r4:85772400 [ 1350.532983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.533044][ T32] r10:61c88647 r9:8588ec00 r8:8577242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.533113][ T32] r4:85772400 [ 1350.533140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.533239][ T32] r10:00000000 r9:85772400 r8:80287e08 r7:ec8fde60 r6:857c1300 r5:8588ec00 [ 1350.533266][ T32] r4:00000001 [ 1350.533288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.533325][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 1350.533366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.533398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.533425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.533455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.533476][ T32] r4:857b0180 [ 1350.533958][ T32] INFO: task kworker/0:437:5946 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.534006][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.534082][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.534135][ T32] Call trace: [ 1350.534196][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.534255][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.534279][ T32] r4:00000000 [ 1350.534298][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.534401][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.534435][ T32] 5d20: dcaea000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.534466][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.534503][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.534530][ T32] r5:800f0013 r4:80239bb0 [ 1350.534551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.534719][ T32] r4:82ac21e4 [ 1350.534754][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.534870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.534897][ T32] r4:e0175dc0 [ 1350.534990][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.535089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.535119][ T32] r4:00000000 [ 1350.535141][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.535188][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.535210][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.535253][ T32] r5:00001000 r4:e0039000 [ 1350.535273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.535312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.535356][ T32] r5:84b0478c r4:84b04400 [ 1350.535376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.535437][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.535485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.535535][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.535558][ T32] r4:849f2e80 [ 1350.535603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.535657][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.535682][ T32] r4:00000001 [ 1350.535703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.535756][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.535834][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.535881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.535933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.535966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.535988][ T32] r4:848f9140 [ 1350.536013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.536038][ T32] INFO: task kworker/0:438:5949 blocked for more than 477 seconds. ** 1 printk messages dropped ** [ 1350.536146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.536575][ T32] r5:85883000 r4:8291a680 ** 5 printk messages dropped ** [ 1350.536775][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1350.537029][ T32] r5:00001000 r4:ec617000 ** 1 printk messages dropped ** [ 1350.537090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.537150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.537197][ T32] r7:dddced80 r6:83018000 r5:857a4b8c r4:85772480 [ 1350.537298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.547116][ T32] r10:61c88647 r9:85883000 r8:857724ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.547229][ T32] r4:85772480 [ 1350.547281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.547973][ T32] r10:00000000 r9:85772480 r8:80287e08 r7:ec915e60 r6:857c1380 r5:85883000 [ 1350.548010][ T32] r4:00000001 [ 1350.548033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.548086][ T32] Exception stack(0xec921fb0 to 0xec921ff8) [ 1350.548145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.548179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.548207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.548241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.548265][ T32] r4:857b0540 [ 1350.548693][ T32] INFO: task kworker/0:438:5949 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.548732][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.548812][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.548902][ T32] Call trace: [ 1350.548993][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.549076][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.549105][ T32] r4:00000000 [ 1350.549126][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.549169][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.549222][ T32] 5d20: dcaea000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.549255][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.549281][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.549311][ T32] r5:800f0013 r4:80239bb0 [ 1350.549333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.549377][ T32] r4:82ac21e4 [ 1350.549398][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1350.549649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 8 printk messages dropped ** [ 1350.550271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.550512][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.550535][ T32] r4:00000001 [ 1350.550554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.550592][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.550621][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.550650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.550708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.550756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.550826][ T32] r4:848f9140 [ 1350.550852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.550883][ T32] INFO: task kworker/0:439:5950 blocked for more than 477 seconds. [ 1350.550941][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.550971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.551000][ T32] task:kworker/0:439 state:D stack:0 pid:5950 tgid:5950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.551056][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.551119][ T32] Call trace: [ 1350.551153][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.551202][ T32] r10:8291a684 r9:ec925d84 r8:00000002 r7:60000013 r6:ec925d8c r5:8588b000 [ 1350.551226][ T32] r4:8588b000 [ 1350.551247][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.551338][ T32] r5:8588b000 r4:8291a680 [ 1350.551361][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.551402][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.551444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1350.551466][ T32] r4:00000000 [ 1350.551484][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.551520][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.551555][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.551612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0580 [ 1350.551658][ T32] r4:00000000 [ 1350.551682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.551727][ T32] r9:83018005 r8:8588b000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1350.551754][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.551798][ T32] r5:00001000 r4:ec5dd000 [ 1350.551817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.551856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.551897][ T32] r5:857a438c r4:857a4000 [ 1350.551917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.551963][ T32] r7:dddced80 r6:83018000 r5:857a438c r4:85772500 [ 1350.552032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.552123][ T32] r10:61c88647 r9:8588b000 r8:8577252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.552151][ T32] r4:85772500 [ 1350.552171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.552218][ T32] r10:00000000 r9:85772500 r8:80287e08 r7:ec921e60 r6:857c1400 r5:8588b000 [ 1350.552240][ T32] r4:00000001 [ 1350.552264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1350.552379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.553009][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 8 printk messages dropped ** [ 1350.553406][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.553583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1350.553998][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 5 printk messages dropped ** [ 1350.554221][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.554455][ T32] r4:848f9140 ** 3 printk messages dropped ** [ 1350.554580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.555047][ T32] r5:85890c00 r4:8291a680 ** 4 printk messages dropped ** [ 1350.555248][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.555289][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.555326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.555367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0640 [ 1350.555460][ T32] r4:00000000 [ 1350.555517][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.555566][ T32] r9:83018005 r8:85890c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1350.555587][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.555629][ T32] r5:00001000 r4:ec5f7000 [ 1350.555650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.555720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.555773][ T32] r5:857a478c r4:857a4400 [ 1350.555857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.555908][ T32] r7:dddced80 r6:83018000 r5:857a478c r4:85772580 [ 1350.555930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.556025][ T32] r10:61c88647 r9:85890c00 r8:857725ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.556076][ T32] r4:85772580 [ 1350.556121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.556193][ T32] r10:00000000 r9:85772580 r8:80287e08 r7:ec921e60 r6:857c1480 r5:85890c00 [ 1350.556219][ T32] r4:00000001 [ 1350.556240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.556275][ T32] Exception stack(0xec92dfb0 to 0xec92dff8) [ 1350.556302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.556335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.556362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.556391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.556413][ T32] r4:857b04c0 [ 1350.556655][ T32] INFO: task kworker/0:440:5952 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.556690][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.556767][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.556845][ T32] Call trace: [ 1350.556878][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.556929][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.556951][ T32] r4:00000000 [ 1350.556971][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.557012][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.557064][ T32] 5d20: dcaea000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.557097][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.557122][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.557146][ T32] r5:800f0013 r4:80239bb0 [ 1350.557167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.557207][ T32] r4:82ac21e4 [ 1350.557226][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.557269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.557292][ T32] r4:e0175dc0 [ 1350.557377][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.588125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.588211][ T32] r4:00000000 [ 1350.588239][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.588313][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.588360][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.588414][ T32] r5:00001000 r4:e0039000 [ 1350.588459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.588591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.588670][ T32] r5:84b0478c r4:84b04400 [ 1350.588692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.588753][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.588781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.588829][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.588853][ T32] r4:849f2e80 [ 1350.588900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.588981][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.589013][ T32] r4:00000001 [ 1350.589035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.589129][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.589172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.589202][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.589257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1350.589393][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1350.589666][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.590175][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.590331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.590373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0900 [ 1350.590411][ T32] r4:00000000 [ 1350.590433][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.590479][ T32] r9:83018005 r8:85890000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1350.590502][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.590643][ T32] r5:00001000 r4:ec631000 [ 1350.590691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.590755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.590844][ T32] r5:857a4f8c r4:857a4c00 [ 1350.590865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.590927][ T32] r7:dddced80 r6:83018000 r5:857a4f8c r4:85772600 [ 1350.590952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.591002][ T32] r10:61c88647 r9:85890000 r8:8577262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.591026][ T32] r4:85772600 [ 1350.591045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.591091][ T32] r10:00000000 r9:85772600 r8:80287e08 r7:ec921e60 r6:857c1500 r5:85890000 [ 1350.591114][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.591170][ T32] Exception stack(0xec939fb0 to 0xec939ff8) ** 4 printk messages dropped ** [ 1350.591332][ T32] r4:857b0680 ** 2 printk messages dropped ** [ 1350.591898][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.592222][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 9 printk messages dropped ** [ 1350.592584][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.592923][ T32] r5:84b0478c r4:84b04400 ** 4 printk messages dropped ** [ 1350.593105][ T32] r4:849f2e80 ** 5 printk messages dropped ** [ 1350.593344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.593375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.593402][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.593502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.593528][ T32] r4:848f9140 [ 1350.593550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.593588][ T32] INFO: task kworker/0:442:5957 blocked for more than 477 seconds. [ 1350.593705][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.593779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.593805][ T32] task:kworker/0:442 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.593867][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.593939][ T32] Call trace: [ 1350.593969][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.594016][ T32] r10:8291a684 r9:ec941d84 r8:00000002 r7:60000113 r6:ec941d8c r5:85893000 [ 1350.594039][ T32] r4:85893000 [ 1350.594059][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.594102][ T32] r5:85893000 r4:8291a680 [ 1350.594121][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.594187][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.594235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [ 1350.594258][ T32] r4:00000000 [ 1350.594277][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.594313][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.594350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.594392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0ac0 [ 1350.594415][ T32] r4:00000000 [ 1350.594451][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.594499][ T32] r9:83018005 r8:85893000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1350.594522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.594564][ T32] r5:00001000 r4:ec65b000 [ 1350.594583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.594646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.594873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.595260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.596036][ T32] r4:00000000 [ 1350.596061][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.596102][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.596154][ T32] 5d20: dd11d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.596186][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.596214][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.596238][ T32] r5:800f0013 r4:80239bb0 [ 1350.596277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.596322][ T32] r4:82ac21e4 [ 1350.596342][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.596412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.596438][ T32] r4:e0175dc0 [ 1350.596458][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.596501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.596609][ T32] r4:00000000 [ 1350.596635][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.596684][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.596706][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.596766][ T32] r5:00001000 r4:e0039000 [ 1350.596790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.596882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.596953][ T32] r5:84b0478c r4:84b04400 [ 1350.596984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.597056][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.597082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.597130][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.597153][ T32] r4:849f2e80 [ 1350.597172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.597219][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.597269][ T32] r4:00000001 [ 1350.597352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.620684][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.620760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.620795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.620822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.620855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.620881][ T32] r4:848f9140 [ 1350.620907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.620987][ T32] INFO: task kworker/0:443:5958 blocked for more than 477 seconds. [ 1350.621031][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.621059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.621081][ T32] task:kworker/0:443 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.621166][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.621272][ T32] Call trace: [ 1350.621439][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.621609][ T32] r10:8291a684 r9:ec945d84 r8:00000002 r7:60000013 r6:ec945d8c r5:85892400 ** 3 printk messages dropped ** [ 1350.621916][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1350.622870][ T32] r5:00001000 r4:ec749000 ** 1 printk messages dropped ** [ 1350.622974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.623054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.623106][ T32] r7:dddced80 r6:83018000 r5:857a738c r4:85772700 [ 1350.623127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.623190][ T32] r10:61c88647 r9:85892400 r8:8577272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.623217][ T32] r4:85772700 [ 1350.623415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.623485][ T32] r10:00000000 r9:85772700 r8:80287e08 r7:ec941e60 r6:857c1600 r5:85892400 [ 1350.623510][ T32] r4:00000001 [ 1350.623530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.623570][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1350.623598][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.623631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.623659][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.623723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.623754][ T32] r4:857b0a40 [ 1350.624223][ T32] INFO: task kworker/0:443:5958 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.624266][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.624400][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.624476][ T32] Call trace: [ 1350.624512][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.624567][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.624591][ T32] r4:00000000 [ 1350.624612][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.624685][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.624730][ T32] 5d20: dd437000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.624769][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.624874][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.624908][ T32] r5:800f0013 r4:80239bb0 [ 1350.624931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.624974][ T32] r4:82ac21e4 [ 1350.625045][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.625095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.625119][ T32] r4:e0175dc0 [ 1350.625141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.625183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 6 printk messages dropped ** [ 1350.625700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.626208][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.626326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.626737][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.627098][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1350.651391][ T32] r9:83018005 r8:85891800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 3 printk messages dropped ** [ 1350.651589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.651655][ T32] r5:857a578c r4:857a5400 [ 1350.651697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.651824][ T32] r7:dddced80 r6:83018000 r5:857a578c r4:85772780 [ 1350.651867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.651918][ T32] r10:61c88647 r9:85891800 r8:857727ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.651942][ T32] r4:85772780 [ 1350.651963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.652050][ T32] r10:00000000 r9:85772780 r8:80287e08 r7:ec945e60 r6:857c1680 r5:85891800 [ 1350.652084][ T32] r4:00000001 [ 1350.652129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.652174][ T32] Exception stack(0xec94dfb0 to 0xec94dff8) [ 1350.652277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.652314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.652353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.652403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.652454][ T32] r4:857b0a80 [ 1350.652953][ T32] INFO: task kworker/0:444:5960 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.653021][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.653129][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.653225][ T32] Call trace: [ 1350.653289][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.653443][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.653488][ T32] r4:00000000 [ 1350.653509][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.653554][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.653584][ T32] 5d20: dd87d000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.653613][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.653657][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.653699][ T32] r5:800f0013 r4:80239bb0 [ 1350.653732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.653836][ T32] r4:82ac21e4 [ 1350.653867][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.653948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.653974][ T32] r4:e0175dc0 [ 1350.654002][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.654050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.654099][ T32] r4:00000000 [ 1350.654125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.654173][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.654195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.654239][ T32] r5:00001000 r4:e0039000 [ 1350.654262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1350.654518][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.655065][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.655629][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.656031][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.656380][ T32] r9:83018005 r8:84bae000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1350.656401][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.656498][ T32] r5:00001000 r4:ec68f000 [ 1350.656547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.656614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.656682][ T32] r5:857a5b8c r4:857a5800 [ 1350.656721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.656778][ T32] r7:dddced80 r6:83018000 r5:857a5b8c r4:85772800 [ 1350.656827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.656907][ T32] r10:61c88647 r9:84bae000 r8:8577282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.656957][ T32] r4:85772800 [ 1350.656979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.657030][ T32] r10:00000000 r9:85772800 r8:80287e08 r7:ec945e60 r6:85772880 r5:84bae000 [ 1350.657052][ T32] r4:00000001 [ 1350.657078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.657223][ T32] Exception stack(0xec885fb0 to 0xec885ff8) [ 1350.657254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.657349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.672943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.673060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.674368][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 17 printk messages dropped ** [ 1350.675546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1350.676394][ T32] r4:848f9140 ** 11 printk messages dropped ** [ 1350.676960][ T32] r5:84bab000 r4:8291a680 ** 7 printk messages dropped ** [ 1350.677243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0e40 ** 10 printk messages dropped ** [ 1350.691359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1350.692442][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 17 printk messages dropped ** [ 1350.693468][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1350.693942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.694028][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.694094][ T32] r4:849f2e80 [ 1350.694134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.694190][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.694214][ T32] r4:00000001 [ 1350.694233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.694282][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.694339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.694425][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.694488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.694564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.694643][ T32] r4:848f9140 [ 1350.694693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.694766][ T32] INFO: task kworker/0:447:5967 blocked for more than 477 seconds. [ 1350.694862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.694916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.694960][ T32] task:kworker/0:447 state:D stack:0 pid:5967 tgid:5967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.695056][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.695165][ T32] Call trace: [ 1350.695243][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.695346][ T32] r10:8291a684 r9:ec959d84 r8:00000002 r7:60000013 r6:ec959d8c r5:84baec00 [ 1350.695398][ T32] r4:84baec00 [ 1350.695445][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.695536][ T32] r5:84baec00 r4:8291a680 [ 1350.695593][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.695680][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.695794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 [ 1350.695859][ T32] r4:00000000 [ 1350.695908][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.696003][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.696086][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.696180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85761bc0 [ 1350.696231][ T32] r4:00000000 [ 1350.696302][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.696398][ T32] r9:83018005 r8:84baec00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1350.696469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.696600][ T32] r5:00001000 r4:ec6af000 [ 1350.696650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.696736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.696834][ T32] r5:857a638c r4:857a6000 [ 1350.696877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1350.697210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1350.723527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.724368][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 10 printk messages dropped ** [ 1350.724855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 7 printk messages dropped ** [ 1350.725221][ T32] r5:00001000 r4:e0039000 ** 1 printk messages dropped ** [ 1350.725280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.725323][ T32] r5:84b0478c r4:84b04400 [ 1350.725343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.725424][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.725447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.725495][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.725517][ T32] r4:849f2e80 [ 1350.725536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.725583][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.725605][ T32] r4:00000001 [ 1350.725642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.725683][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.725712][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.725739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.725791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.725841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.725866][ T32] r4:848f9140 [ 1350.725904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.725951][ T32] INFO: task kworker/0:448:5969 blocked for more than 477 seconds. [ 1350.725986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.726015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.726037][ T32] task:kworker/0:448 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.726212][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.726279][ T32] Call trace: [ 1350.726310][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.726359][ T32] r10:8291a684 r9:ec95dd84 r8:00000002 r7:60000013 r6:ec95dd8c r5:84bb8c00 [ 1350.726383][ T32] r4:84bb8c00 [ 1350.726420][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.726468][ T32] r5:84bb8c00 r4:8291a680 [ 1350.726487][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.726635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 ** 11 printk messages dropped ** [ 1350.727261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.734067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.734448][ T32] Exception stack(0xec95dfb0 to 0xec95dff8) [ 1350.734479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.734508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.734536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.734565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.734587][ T32] r4:85761fc0 [ 1350.735052][ T32] INFO: task kworker/0:448:5969 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.735121][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.735209][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.735354][ T32] Call trace: [ 1350.735410][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.735465][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.735500][ T32] r4:00000000 [ 1350.735633][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.735682][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.735712][ T32] 5d20: de157000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.735742][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.735782][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.735807][ T32] r5:800f0013 r4:80239bb0 [ 1350.735828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.735871][ T32] r4:82ac21e4 [ 1350.735891][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.735934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.735966][ T32] r4:e0175dc0 [ 1350.736018][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.736068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.736092][ T32] r4:00000000 [ 1350.736113][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.736161][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 5 printk messages dropped ** [ 1350.736399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.736722][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.736994][ T32] r4:848f9140 ** 5 printk messages dropped ** [ 1350.748392][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1350.748931][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.749216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85992200 [ 1350.749240][ T32] r4:00000000 [ 1350.749286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.749338][ T32] r9:83018205 r8:84bb9800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1350.749361][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.749405][ T32] r5:00001000 r4:ec751000 [ 1350.749443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.749508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.749568][ T32] r5:8581b38c r4:8581b000 [ 1350.749616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.749669][ T32] r7:ddde2d80 r6:83018200 r5:8581b38c r4:857c1700 [ 1350.749713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.749771][ T32] r10:61c88647 r9:84bb9800 r8:857c172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.749795][ T32] r4:857c1700 [ 1350.749845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.749923][ T32] r10:00000000 r9:857c1700 r8:80287e08 r7:ec875e60 r6:85772c00 r5:84bb9800 [ 1350.749947][ T32] r4:00000001 [ 1350.749967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.750008][ T32] Exception stack(0xec965fb0 to 0xec965ff8) [ 1350.750038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.750067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.750094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.750123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.750145][ T32] r4:8586fa00 [ 1350.750599][ T32] INFO: task kworker/1:966:5972 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.750664][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.750764][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.750900][ T32] Call trace: ** 1 printk messages dropped ** [ 1350.751021][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 6 printk messages dropped ** [ 1350.751364][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.751677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 9 printk messages dropped ** [ 1350.752295][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 ** 2 printk messages dropped ** [ 1350.752458][ T32] r4:849f2e80 [ 1350.752511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.752576][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.752601][ T32] r4:00000001 [ 1350.752620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.752656][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.752683][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.752712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.752740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.752794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.752837][ T32] r4:848f9140 [ 1350.752861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.752891][ T32] INFO: task kworker/0:449:5974 blocked for more than 477 seconds. [ 1350.752923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.752948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.753016][ T32] task:kworker/0:449 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.753092][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.753273][ T32] Call trace: [ 1350.753413][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.753465][ T32] r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:84bbb000 [ 1350.753490][ T32] r4:84bbb000 [ 1350.753510][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.753553][ T32] r5:84bbb000 r4:8291a680 [ 1350.753597][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.753703][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.753768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 [ 1350.753801][ T32] r4:00000000 [ 1350.753822][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.753859][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.753893][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.753940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cc340 [ 1350.753964][ T32] r4:00000000 [ 1350.754004][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.754058][ T32] r9:83018005 r8:84bbb000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1350.754081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.754139][ T32] r5:00001000 r4:ec725000 [ 1350.754188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.754256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.754328][ T32] r5:857a6b8c r4:857a6800 [ 1350.754351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.754907][ T32] Exception stack(0xec96dfb0 to 0xec96dff8) ** 10 printk messages dropped ** [ 1350.755697][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 ** 14 printk messages dropped ** [ 1350.756325][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1350.756979][ T32] r4:849f2e80 ** 7 printk messages dropped ** [ 1350.757272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1350.781528][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1350.782122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.782380][ T32] r10:61c88647 r9:84bb8000 r8:85772dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.782403][ T32] r4:85772d80 [ 1350.782422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.782469][ T32] r10:00000000 r9:85772d80 r8:80287e08 r7:ec945e60 r6:85772e00 r5:84bb8000 [ 1350.782515][ T32] r4:00000001 [ 1350.782540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.782602][ T32] Exception stack(0xec971fb0 to 0xec971ff8) [ 1350.782634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.782663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.782716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.782804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.782843][ T32] r4:857cc300 [ 1350.783271][ T32] INFO: task kworker/0:450:5975 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.783310][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.783375][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.783420][ T32] Call trace: [ 1350.783471][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.783548][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.783605][ T32] r4:00000000 [ 1350.783657][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.783702][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.783757][ T32] 5d20: de87f000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.783790][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.783817][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.783841][ T32] r5:800f0013 r4:80239bb0 [ 1350.783904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.783961][ T32] r4:82ac21e4 [ 1350.783986][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.784030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.784077][ T32] r4:e0175dc0 [ 1350.784112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.784159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.784206][ T32] r4:00000000 [ 1350.784254][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.784303][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.784326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.784369][ T32] r5:00001000 r4:e0039000 [ 1350.784389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.784429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.784471][ T32] r5:84b0478c r4:84b04400 [ 1350.784491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.784537][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.784559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.784605][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1350.784714][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1350.785107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 18 printk messages dropped ** [ 1350.786040][ T32] r9:83018005 r8:84bbc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 6 printk messages dropped ** [ 1350.786311][ T32] r7:dddced80 r6:83018000 r5:857a778c r4:85772e80 ** 11 printk messages dropped ** [ 1350.786724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1350.787117][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.787162][ T32] Call trace: [ 1350.787192][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.787268][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.810971][ T32] r4:00000000 [ 1350.811102][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.811181][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.811218][ T32] 5d20: dec3a000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.811264][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.811306][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.811337][ T32] r5:800f0013 r4:80239bb0 [ 1350.811370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.811446][ T32] r4:82ac21e4 [ 1350.811494][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.811543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.811592][ T32] r4:e0175dc0 [ 1350.811615][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.811684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.811783][ T32] r4:00000000 [ 1350.811816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.811865][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.811888][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.812032][ T32] r5:00001000 r4:e0039000 [ 1350.812151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.812197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.812252][ T32] r5:84b0478c r4:84b04400 [ 1350.812277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.812328][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.812374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.812425][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.812449][ T32] r4:849f2e80 [ 1350.812468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.812549][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 7 printk messages dropped ** [ 1350.812918][ T32] r4:848f9140 ** 8 printk messages dropped ** [ 1350.813334][ T32] r10:8291a684 r9:ec969d84 r8:00000002 r7:60000013 r6:ec969d8c r5:84bbbc00 ** 15 printk messages dropped ** [ 1350.813923][ T32] r5:00001000 r4:ec765000 ** 1 printk messages dropped ** [ 1350.813982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1350.814533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.815757][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 1350.816232][ T32] r5:00001000 r4:e0039000 ** 9 printk messages dropped ** [ 1350.816771][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 ** 19 printk messages dropped ** [ 1350.828406][ T32] r5:84bbe000 r4:8291a680 ** 5 printk messages dropped ** [ 1350.828757][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.828825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.828924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586f7c0 [ 1350.828973][ T32] r4:00000000 [ 1350.829000][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.829053][ T32] r9:83018205 r8:84bbe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1350.829100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.829148][ T32] r5:00001000 r4:ec77d000 [ 1350.829170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.829211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.829289][ T32] r5:8585438c r4:85854000 [ 1350.829314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.829402][ T32] r7:ddde2d80 r6:83018200 r5:8585438c r4:857c1780 [ 1350.829477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.829540][ T32] r10:61c88647 r9:84bbe000 r8:857c17ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.829592][ T32] r4:857c1780 [ 1350.829630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.829736][ T32] r10:00000000 r9:857c1780 r8:80287e08 r7:ec965e60 r6:857ca080 r5:84bbe000 [ 1350.829775][ T32] r4:00000001 [ 1350.829797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.829837][ T32] Exception stack(0xec97dfb0 to 0xec97dff8) [ 1350.829866][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.829896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.829925][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.829954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.829981][ T32] r4:8586fa00 [ 1350.830454][ T32] INFO: task kworker/1:967:5980 is blocked on a mutex likely owned by task kworker/1:222:3689. ** 3 printk messages dropped ** [ 1350.830823][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 19 printk messages dropped ** [ 1350.831963][ T32] r5:00001000 r4:e0039000 ** 4 printk messages dropped ** [ 1350.832282][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.832313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.832406][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.832446][ T32] r4:849f2e80 [ 1350.832523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.832623][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.832681][ T32] r4:00000001 [ 1350.832724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.832831][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.832897][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.832990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.833830][ T32] r10:8291a684 r9:ec981d84 r8:00000002 r7:60000113 r6:ec981d8c r5:84bbd400 ** 17 printk messages dropped ** [ 1350.834682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.835049][ T32] r4:857ca100 ** 7 printk messages dropped ** [ 1350.835417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.835450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.835473][ T32] r4:857ccbc0 [ 1350.835721][ T32] INFO: task kworker/0:453:5983 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.835781][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.835879][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.835926][ T32] Call trace: [ 1350.836004][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.836062][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.836101][ T32] r4:00000000 [ 1350.836154][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.836224][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.836264][ T32] 5d20: ded07000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.836326][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.836403][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.836450][ T32] r5:800f0013 r4:80239bb0 [ 1350.836478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.836520][ T32] r4:82ac21e4 [ 1350.836541][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.836656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.836693][ T32] r4:e0175dc0 ** 6 printk messages dropped ** [ 1350.837010][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1350.868337][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1350.868732][ T32] r4:848f9140 ** 11 printk messages dropped ** [ 1350.869360][ T32] r5:84bba400 r4:8291a680 ** 8 printk messages dropped ** [ 1350.869815][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.870089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.870219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.870302][ T32] r10:61c88647 r9:84bba400 r8:857ca22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.870327][ T32] r4:857ca200 [ 1350.870404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.870455][ T32] r10:00000000 r9:857ca200 r8:80287e08 r7:ec981e60 r6:857ca280 r5:84bba400 [ 1350.870505][ T32] r4:00000001 [ 1350.870540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.870583][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1350.870612][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.870640][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.870667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.870766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.870832][ T32] r4:857ccc00 [ 1350.871266][ T32] INFO: task kworker/0:454:5985 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.871303][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.871391][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.871437][ T32] Call trace: [ 1350.871467][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.871519][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.871576][ T32] r4:00000000 [ 1350.871601][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1350.871764][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 8 printk messages dropped ** [ 1350.872079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 8 printk messages dropped ** [ 1350.872539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.873046][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) ** 7 printk messages dropped ** [ 1350.873293][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1350.873505][ T32] r10:8291a684 r9:ec98dd84 r8:00000002 r7:60000013 r6:ec98dd8c r5:857d8c00 ** 9 printk messages dropped ** [ 1350.873872][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1350.874253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.874754][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.875491][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1350.875653][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.875714][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.875761][ T32] r4:00000000 [ 1350.875808][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.875853][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.875883][ T32] 5d20: df2af000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.875912][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.875937][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.875962][ T32] r5:800f0013 r4:80239bb0 [ 1350.875982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.876026][ T32] r4:82ac21e4 [ 1350.876046][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.876087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.876122][ T32] r4:e0175dc0 [ 1350.876145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.876197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.876245][ T32] r4:00000000 [ 1350.876267][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.876313][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.876334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.876376][ T32] r5:00001000 r4:e0039000 [ 1350.876396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.876438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.876494][ T32] r5:84b0478c r4:84b04400 [ 1350.876520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.876609][ T32] r7:ddde2d80 r6:83018200 r5:84b0478c r4:849f2e80 [ 1350.876635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.876717][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.876743][ T32] r4:849f2e80 [ 1350.876796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.876868][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.876895][ T32] r4:00000001 [ 1350.876968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.877013][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.877046][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.900639][ T32] task:kworker/1:968 state:D stack:0 pid:5988 tgid:5988 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.901340][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.901600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.902068][ T32] Exception stack(0xec991fb0 to 0xec991ff8) ** 7 printk messages dropped ** [ 1350.902848][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.903189][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 1350.903780][ T32] r5:00001000 r4:e0039000 ** 6 printk messages dropped ** [ 1350.904179][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.904206][ T32] r4:849f2e80 [ 1350.904251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.904398][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.904424][ T32] r4:00000001 [ 1350.904516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.904634][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.904665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.904694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.904722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.904762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.904787][ T32] r4:848f9140 [ 1350.904809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.904834][ T32] INFO: task kworker/1:969:5990 blocked for more than 477 seconds. [ 1350.904866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.904904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.904928][ T32] task:kworker/1:969 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.905026][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.905072][ T32] Call trace: [ 1350.905101][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.905155][ T32] r10:8291a684 r9:ec999d84 r8:00000002 r7:60000113 r6:ec999d8c r5:857db000 [ 1350.905179][ T32] r4:857db000 [ 1350.905204][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.905250][ T32] r5:857db000 r4:8291a680 [ 1350.905270][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.905308][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.905350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 [ 1350.905377][ T32] r4:00000000 [ 1350.905422][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.905461][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.905498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1350.905835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1350.906145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1350.906998][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 14 printk messages dropped ** [ 1350.929347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 ** 12 printk messages dropped ** [ 1350.930037][ T32] r4:849f2e80 ** 9 printk messages dropped ** [ 1350.930390][ T32] r4:848f9140 ** 9 printk messages dropped ** [ 1350.930951][ T32] r4:857da400 ** 8 printk messages dropped ** [ 1350.931408][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1350.931904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1350.933007][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.933078][ T32] Call trace: [ 1350.933243][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.933300][ T32] r10:82ac21c4 r9:84b3bc00 r8:80200be4 r7:e0175d5c r6:ffffffff r5:84b3bc00 [ 1350.933343][ T32] r4:00000000 [ 1350.933385][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.933430][ T32] Exception stack(0xe0175d28 to 0xe0175d70) [ 1350.933460][ T32] 5d20: dfa04000 dffdb000 00000001 80239b98 7f8d9000 00000001 [ 1350.933525][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 [ 1350.933553][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.933580][ T32] r5:800f0013 r4:80239bb0 [ 1350.933601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.933648][ T32] r4:82ac21e4 [ 1350.933669][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.933791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 [ 1350.933827][ T32] r4:e0175dc0 [ 1350.933873][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.933960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee180 [ 1350.933984][ T32] r4:00000000 [ 1350.934033][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.934086][ T32] r9:83018205 r8:84b3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.934132][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.934208][ T32] r5:00001000 r4:e0039000 [ 1350.934281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.934346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.934578][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1350.935238][ T32] INFO: task kworker/0:457:5994 blocked for more than 477 seconds. ** 15 printk messages dropped ** [ 1350.936001][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.936469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1350.937223][ T32] r4:857c9800 ** 9 printk messages dropped ** [ 1350.951636][ T32] 5d20: dfac7000 dffdb000 00000001 80239b98 7f8d9000 00000001 ** 10 printk messages dropped ** [ 1350.952134][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1350.952795][ T32] r4:849f2e80 ** 12 printk messages dropped ** [ 1350.953304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1350.953757][ T32] r4:85895400 ** 6 printk messages dropped ** [ 1350.954137][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.954173][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.954207][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.954248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c9900 [ 1350.954272][ T32] r4:00000000 [ 1350.954291][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.954345][ T32] r9:83018005 r8:85895400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1350.954390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.954436][ T32] r5:00001000 r4:eb46d000 [ 1350.954506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.954578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.954627][ T32] r5:858bd38c r4:858bd000 [ 1350.954672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.954732][ T32] r7:dddced80 r6:83018000 r5:858bd38c r4:857ca700 [ 1350.954763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.954918][ T32] r10:61c88647 r9:85895400 r8:857ca72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.954988][ T32] r4:857ca700 [ 1350.955029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.955082][ T32] r10:00000000 r9:857ca700 r8:80287e08 r7:ec829e60 r6:857c1900 r5:85895400 [ 1350.955114][ T32] r4:00000001 [ 1350.955141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.955180][ T32] Exception stack(0xec9a1fb0 to 0xec9a1ff8) [ 1350.955207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.955266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.955311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.955342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.955365][ T32] r4:857c9780 [ 1350.955639][ T32] INFO: task kworker/0:458:5997 is blocked on a mutex likely owned by task kworker/1:222:3689. [ 1350.955727][ T32] task:kworker/1:222 state:R running task stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.955839][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.956119][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.956608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0175dc0 r5:e0175e08 ** 13 printk messages dropped ** [ 1350.981955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.982192][ T32] r10:61c88647 r9:84b3bc00 r8:849f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.982226][ T32] r4:849f2e80 [ 1350.982249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.982330][ T32] r10:00000000 r9:849f2e80 r8:80287e08 r7:e0165e60 r6:849f2f00 r5:84b3bc00 [ 1350.982385][ T32] r4:00000001 [ 1350.982412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.982456][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 1350.982509][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.982564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.982594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.982624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.982694][ T32] r4:848f9140 [ 1350.982736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.982831][ T32] INFO: task kworker/0:459:5999 blocked for more than 477 seconds. [ 1350.982890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.982920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.982945][ T32] task:kworker/0:459 state:D stack:0 pid:5999 tgid:5999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.983062][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.983201][ T32] Call trace: [ 1350.983252][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.983346][ T32] r10:8291a684 r9:ec9a9d84 r8:00000002 r7:60000113 r6:ec9a9d8c r5:85894800 ** 11 printk messages dropped ** [ 1350.984053][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.984157][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.984230][ T32] r5:00001000 r4:eb98b000 [ 1350.984271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.984346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.984419][ T32] r5:858be78c r4:858be400 [ 1350.984443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.984489][ T32] r7:dddced80 r6:83018000 r5:858be78c r4:857ca780 [ 1350.984510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.984925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1350.986230][ T32] 5d40: 82ac15a0 7f8d9000 dffdb000 8280c928 82ac21c4 e0175da4 e0175da8 e0175d78 ** 21 printk messages dropped ** [ 1351.004466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1351.005153][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1351.005798][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1351.006381][ T32] r10:61c88647 r9:85896000 r8:857ca82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1351.006572][ T32] Exception stack(0xec9adfb0 to 0xec9adff8) [ 1351.006599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.006628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.006679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.006712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.006766][ T32] r4:857c9940 [ 1351.007255][ T32] INFO: task kworker/0:460:6000 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.007337][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.023119][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.023267][ T32] Call trace: [ 1351.023357][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.023468][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.023515][ T32] r4:00000000 [ 1351.023555][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.023654][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.023718][ T32] 9d20: 7fd1e000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.023790][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.023844][ T32] 9d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1351.023893][ T32] r5:900f0013 r4:80239bb0 [ 1351.023934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.024020][ T32] r4:82ac21e4 [ 1351.024061][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.024145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1351.024190][ T32] r4:e0179dc0 [ 1351.024234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.024347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1351.024399][ T32] r4:00000000 [ 1351.024440][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.024529][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1351.024640][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.024737][ T32] r5:00001000 r4:e004f000 [ 1351.024823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1351.025256][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1351.026280][ T32] task:kworker/0:461 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1351.038839][ T32] r5:858bdb8c r4:858bd800 [ 1351.038882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1351.039691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1351.041474][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 ** 19 printk messages dropped ** [ 1351.042976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1351.043826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1351.044723][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1351.045356][ T32] r5:00001000 r4:eb837000 ** 6 printk messages dropped ** [ 1351.045872][ T32] r10:61c88647 r9:85893c00 r8:857ca92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1351.071499][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 16 printk messages dropped ** [ 1351.072720][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 11 printk messages dropped ** [ 1351.073712][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1351.073758][ T32] r4:00000001 [ 1351.073800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.073911][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.073968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.074045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.074101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.074160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.074206][ T32] r4:842ee480 [ 1351.074278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.074359][ T32] INFO: task kworker/0:463:6006 blocked for more than 477 seconds. [ 1351.074476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.074529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.074571][ T32] task:kworker/0:463 state:D stack:0 pid:6006 tgid:6006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.074669][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.074767][ T32] Call trace: [ 1351.074853][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.074968][ T32] r10:8291a684 r9:ec9c5d84 r8:00000002 r7:60000113 r6:ec9c5d8c r5:85898c00 [ 1351.075050][ T32] r4:85898c00 [ 1351.075104][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.075196][ T32] r5:85898c00 r4:8291a680 [ 1351.075243][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.075345][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.075433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c5e08 [ 1351.075476][ T32] r4:00000000 [ 1351.075514][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.075581][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.075645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.075739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c9e40 ** 1 printk messages dropped ** [ 1351.075828][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1351.076443][ T32] r7:dddced80 r6:83018000 r5:858be38c r4:857ca980 ** 10 printk messages dropped ** [ 1351.077285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1351.101275][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 15 printk messages dropped ** [ 1351.102087][ T32] r5:84b04b8c r4:84b04800 ** 9 printk messages dropped ** [ 1351.102669][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) ** 14 printk messages dropped ** [ 1351.103360][ T32] r4:85898000 ** 8 printk messages dropped ** [ 1351.103645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1351.104184][ T32] r7:dddced80 r6:83018000 r5:858bf38c r4:857caa00 ** 10 printk messages dropped ** [ 1351.104658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1351.105418][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 1351.106154][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 16 printk messages dropped ** [ 1351.106841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.107072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.107097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.107172][ T32] task:kworker/0:465 state:D stack:0 pid:6010 tgid:6010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.107222][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.107298][ T32] Call trace: [ 1351.122388][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.122491][ T32] r10:8291a684 r9:ec9d5d84 r8:00000002 r7:60000113 r6:ec9d5d8c r5:85899800 [ 1351.122524][ T32] r4:85899800 [ 1351.122547][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.122594][ T32] r5:85899800 r4:8291a680 [ 1351.122615][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.122657][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.122700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 [ 1351.122722][ T32] r4:00000000 [ 1351.122742][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.122800][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.122895][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.123008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586fe40 [ 1351.123040][ T32] r4:00000000 [ 1351.123067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.123117][ T32] r9:83018005 r8:85899800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1351.123139][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.123212][ T32] r5:00001000 r4:eb9cb000 [ 1351.123236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.123277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.123322][ T32] r5:858beb8c r4:858be800 [ 1351.123510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.123630][ T32] r7:dddced80 r6:83018000 r5:858beb8c r4:857caa80 ** 4 printk messages dropped ** [ 1351.123957][ T32] r10:00000000 r9:857caa80 r8:80287e08 r7:ec9cde60 r6:857c1c80 r5:85899800 ** 16 printk messages dropped ** [ 1351.125255][ T32] Exception stack(0xe0179d28 to 0xe0179d70) ** 14 printk messages dropped ** [ 1351.125680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1351.126483][ T32] INFO: task kworker/0:466:6012 blocked for more than 477 seconds. ** 14 printk messages dropped ** [ 1351.127129][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1351.144451][ T32] r5:858bef8c r4:858bec00 ** 7 printk messages dropped ** [ 1351.144896][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1351.145754][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.146142][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1351.147048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1351.158675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.158707][ T32] INFO: task kworker/0:467:6014 blocked for more than 477 seconds. [ 1351.158739][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.158763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.158810][ T32] task:kworker/0:467 state:D stack:0 pid:6014 tgid:6014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.158870][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.158918][ T32] Call trace: [ 1351.158986][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.159042][ T32] r10:8291a684 r9:ec9e5d84 r8:00000002 r7:60000113 r6:ec9e5d8c r5:8589c800 [ 1351.159065][ T32] r4:8589c800 [ 1351.159183][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.159231][ T32] r5:8589c800 r4:8291a680 [ 1351.159255][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.159295][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.159339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 [ 1351.159362][ T32] r4:00000000 [ 1351.159411][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.159530][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.159572][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.159614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d400 [ 1351.159637][ T32] r4:00000000 [ 1351.159656][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.159703][ T32] r9:83018005 r8:8589c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.159724][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.159936][ T32] r5:00001000 r4:ebab1000 [ 1351.159961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.160002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.160047][ T32] r5:858bfb8c r4:858bf800 [ 1351.160067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.160175][ T32] r7:dddced80 r6:83018000 r5:858bfb8c r4:857cab80 ** 7 printk messages dropped ** [ 1351.160524][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) ** 11 printk messages dropped ** [ 1351.161400][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1351.161841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1351.162474][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 13 printk messages dropped ** [ 1351.162969][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1351.163602][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1351.164276][ T32] r10:61c88647 r9:8589bc00 r8:857cac2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1351.164853][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.165237][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.165273][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.165300][ T32] r5:800f0013 r4:80239bb0 [ 1351.165321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.165384][ T32] r4:82ac21e4 [ 1351.165409][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.165475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1351.165502][ T32] r4:e0179dc0 [ 1351.165522][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.165566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1351.165589][ T32] r4:00000000 [ 1351.165609][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.165655][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1351.165676][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.165718][ T32] r5:00001000 r4:e004f000 [ 1351.165738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.165783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.165826][ T32] r5:84b04b8c r4:84b04800 [ 1351.165845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.165891][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1351.165912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.165958][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.165981][ T32] r4:84aec000 [ 1351.166001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.166047][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1351.166069][ T32] r4:00000001 [ 1351.166088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.166123][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.166149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.166177][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.166204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.166233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.166278][ T32] r4:842ee480 [ 1351.166302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.166328][ T32] INFO: task kworker/0:469:6018 blocked for more than 477 seconds. [ 1351.166369][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.166419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.166444][ T32] task:kworker/0:469 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.166524][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.166826][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1351.198228][ T32] r5:8580838c r4:85808000 ** 3 printk messages dropped ** [ 1351.198500][ T32] r10:61c88647 r9:8589e000 r8:857cacac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1351.199381][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1351.200259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 1351.201677][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 11 printk messages dropped ** [ 1351.202050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.202072][ T32] task:kworker/0:470 state:D stack:0 pid:6020 tgid:6020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.202120][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.202456][ T32] Call trace: [ 1351.202492][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.202542][ T32] r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:8589d400 [ 1351.202565][ T32] r4:8589d400 [ 1351.202585][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.202629][ T32] r5:8589d400 r4:8291a680 [ 1351.202970][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.203022][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.203068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1351.203092][ T32] r4:00000000 [ 1351.203111][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.203686][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.203729][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.203776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d580 [ 1351.203800][ T32] r4:00000000 [ 1351.203820][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.203867][ T32] r9:83018005 r8:8589d400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1351.203889][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.203931][ T32] r5:00001000 r4:ebadb000 [ 1351.203953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.203993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.204035][ T32] r5:858bff8c r4:858bfc00 [ 1351.204054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.204188][ T32] r4:857cad00 ** 11 printk messages dropped ** [ 1351.204760][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1351.206020][ T32] r5:00001000 r4:e004f000 ** 10 printk messages dropped ** [ 1351.206501][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1351.207015][ T32] task:kworker/0:471 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1351.213807][ T32] r5:00001000 r4:ec647000 ** 6 printk messages dropped ** [ 1351.214074][ T32] r10:61c88647 r9:8589ec00 r8:857cadac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1351.215395][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 14 printk messages dropped ** [ 1351.215929][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1351.216365][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1351.216482][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1351.216510][ T32] r4:00000001 [ 1351.216531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.216621][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.216654][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.216684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.216726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.216758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.216787][ T32] r4:842ee480 [ 1351.216809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.216834][ T32] INFO: task kworker/0:472:6025 blocked for more than 477 seconds. [ 1351.216865][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.216889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.216908][ T32] task:kworker/0:472 state:D stack:0 pid:6025 tgid:6025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.216955][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.216997][ T32] Call trace: [ 1351.217055][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.217105][ T32] r10:8291a684 r9:eca05d84 r8:00000002 r7:60000013 r6:eca05d8c r5:8589b000 [ 1351.217127][ T32] r4:8589b000 [ 1351.217146][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.217188][ T32] r5:8589b000 r4:8291a680 [ 1351.217221][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.217264][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.217346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 [ 1351.232420][ T32] r4:00000000 [ 1351.232557][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.232622][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.232663][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.232706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582da00 [ 1351.232729][ T32] r4:00000000 [ 1351.232748][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.232897][ T32] r5:00001000 r4:ec7c3000 ** 2 printk messages dropped ** [ 1351.233005][ T32] r5:85808b8c r4:85808800 [ 1351.233040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1351.233654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1351.234758][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 17 printk messages dropped ** [ 1351.235586][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 9 printk messages dropped ** [ 1351.236146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1351.236915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 ** 12 printk messages dropped ** [ 1351.255802][ T32] r5:85808f8c r4:85808c00 ** 6 printk messages dropped ** [ 1351.256379][ T32] r10:00000000 r9:857cae80 r8:80287e08 r7:eca05e60 r6:857caf00 r5:857de000 ** 18 printk messages dropped ** [ 1351.270711][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 ** 18 printk messages dropped ** [ 1351.271457][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 7 printk messages dropped ** [ 1351.271822][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.271849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.271879][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.271908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.271937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.271960][ T32] r4:842ee480 [ 1351.271981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.272034][ T32] INFO: task kworker/0:474:6030 blocked for more than 477 seconds. [ 1351.272071][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.272096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.272117][ T32] task:kworker/0:474 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.272165][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.272235][ T32] Call trace: [ 1351.272270][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.272322][ T32] r10:8291a684 r9:ec961d84 r8:00000002 r7:60000013 r6:ec961d8c r5:857dd400 [ 1351.272401][ T32] r4:857dd400 [ 1351.272425][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.272484][ T32] r5:857dd400 r4:8291a680 [ 1351.272514][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.272558][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.272604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 [ 1351.272656][ T32] r4:00000000 [ 1351.272710][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.272753][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.272799][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1351.272866][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.273226][ T32] r5:8580938c r4:85809000 ** 3 printk messages dropped ** [ 1351.273359][ T32] r10:61c88647 r9:857dd400 r8:857cafac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1351.274533][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 14 printk messages dropped ** [ 1351.275168][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1351.275807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1351.276739][ T32] Call trace: ** 10 printk messages dropped ** [ 1351.277115][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1351.289651][ T32] r10:61c88647 r9:857dc800 r8:858b80ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1351.291582][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 14 printk messages dropped ** [ 1351.292759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 ** 7 printk messages dropped ** [ 1351.293429][ T32] r5:84b04b8c r4:84b04800 [ 1351.293478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.293573][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1351.293624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.293723][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.293774][ T32] r4:84aec000 [ 1351.293814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.293911][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1351.293959][ T32] r4:00000001 [ 1351.294000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.294093][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.294139][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.294202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.294265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.294333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.294403][ T32] r4:842ee480 [ 1351.294455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.294532][ T32] INFO: task kworker/0:476:6034 blocked for more than 477 seconds. [ 1351.294623][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.294686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.294733][ T32] task:kworker/0:476 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.294897][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.294984][ T32] Call trace: [ 1351.295083][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.295209][ T32] r10:8291a684 r9:ec8a5d84 r8:00000002 r7:60000013 r6:ec8a5d8c r5:857d8000 [ 1351.295267][ T32] r4:857d8000 [ 1351.295316][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.295470][ T32] r5:857d8000 r4:8291a680 [ 1351.295532][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.295623][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.295715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 ** 9 printk messages dropped ** [ 1351.296469][ T32] r5:00001000 r4:eb5a3000 ** 2 printk messages dropped ** [ 1351.296711][ T32] r5:85809b8c r4:85809800 [ 1351.296775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.296891][ T32] r7:dddced80 r6:83018000 r5:85809b8c r4:858b8180 [ 1351.296936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.297040][ T32] r10:61c88647 r9:857d8000 r8:858b81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.297090][ T32] r4:858b8180 [ 1351.297136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.297262][ T32] r10:00000000 r9:858b8180 r8:80287e08 r7:ec9f9e60 r6:858b8200 r5:857d8000 [ 1351.330385][ T32] r4:00000001 [ 1351.330582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.330699][ T32] Exception stack(0xec8a5fb0 to 0xec8a5ff8) [ 1351.330759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.330850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.330905][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.330975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.331098][ T32] r4:84774f80 [ 1351.331926][ T32] INFO: task kworker/0:476:6034 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.332017][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1351.333687][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 16 printk messages dropped ** [ 1351.336673][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 16 printk messages dropped ** [ 1351.361619][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1351.364066][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1351.365843][ T32] r5:85809f8c r4:85809c00 ** 3 printk messages dropped ** [ 1351.366361][ T32] r10:61c88647 r9:858a0c00 r8:858b82ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1351.366688][ T32] r10:00000000 r9:858b8280 r8:80287e08 r7:ec8a5e60 r6:858e0080 r5:858a0c00 [ 1351.366753][ T32] r4:00000001 [ 1351.366827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.366943][ T32] Exception stack(0xec8b9fb0 to 0xec8b9ff8) [ 1351.367037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.367249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.402758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.403090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.403171][ T32] r4:84774f80 [ 1351.403961][ T32] INFO: task kworker/0:477:6035 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.404199][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.404487][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.404626][ T32] Call trace: [ 1351.404882][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.405117][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.405180][ T32] r4:00000000 [ 1351.405233][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.405465][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.405670][ T32] 9d20: 824db000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.405746][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.405897][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1351.406636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 ** 13 printk messages dropped ** [ 1351.421037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1351.422399][ T32] INFO: task kworker/0:478:6038 blocked for more than 477 seconds. ** 14 printk messages dropped ** [ 1351.424242][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1351.425752][ T32] r5:8580a38c r4:8580a000 ** 3 printk messages dropped ** [ 1351.426211][ T32] r10:61c88647 r9:858a3000 r8:858b832c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1351.473058][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1351.475225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 ** 14 printk messages dropped ** [ 1351.476542][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 13 printk messages dropped ** [ 1351.483045][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.483220][ T32] Call trace: [ 1351.483301][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.483421][ T32] r10:8291a684 r9:ec919d84 r8:00000002 r7:60000113 r6:ec919d8c r5:858a1800 [ 1351.483478][ T32] r4:858a1800 [ 1351.483529][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.483631][ T32] r5:858a1800 r4:8291a680 [ 1351.483759][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.483880][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.483975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 [ 1351.484033][ T32] r4:00000000 [ 1351.484084][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.484161][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.484248][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.484342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3200 [ 1351.484394][ T32] r4:00000000 [ 1351.484526][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.484639][ T32] r9:83018005 r8:858a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1351.484700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.484868][ T32] r5:00001000 r4:eb90d000 [ 1351.484929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.485055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.485186][ T32] r5:8580a78c r4:8580a400 [ 1351.485247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.485355][ T32] r7:dddced80 r6:83018000 r5:8580a78c r4:858b8380 [ 1351.485406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.485549][ T32] r10:61c88647 r9:858a1800 r8:858b83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.485620][ T32] r4:858b8380 [ 1351.485672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.485783][ T32] r10:00000000 r9:858b8380 r8:80287e08 r7:ec905e60 r6:858e0180 r5:858a1800 [ 1351.485839][ T32] r4:00000001 [ 1351.485973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.486075][ T32] Exception stack(0xec919fb0 to 0xec919ff8) [ 1351.486142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.486216][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.486285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.486358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.486414][ T32] r4:858e3100 [ 1351.487184][ T32] INFO: task kworker/0:479:6039 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.487289][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.502405][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.502600][ T32] Call trace: [ 1351.502687][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.502835][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.502937][ T32] r4:00000000 [ 1351.503036][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.503145][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.503223][ T32] 9d20: 82aaf000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.503297][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.503365][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.503429][ T32] r5:800f0013 r4:80239bb0 [ 1351.503544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.503654][ T32] r4:82ac21e4 [ 1351.503728][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.503840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1351.503935][ T32] r4:e0179dc0 [ 1351.503995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.504148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1351.504217][ T32] r4:00000000 [ 1351.504307][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1351.505212][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 4 printk messages dropped ** [ 1351.505687][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 7 printk messages dropped ** [ 1351.506341][ T32] r4:842ee480 ** 4 printk messages dropped ** [ 1351.506714][ T32] task:kworker/0:480 state:D stack:0 pid:6040 tgid:6040 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.526544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 ** 7 printk messages dropped ** [ 1351.527200][ T32] r9:83018005 r8:858a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1351.538966][ T32] r5:8580af8c r4:8580ac00 [ 1351.539024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.539133][ T32] r7:dddced80 r6:83018000 r5:8580af8c r4:858b8400 [ 1351.539184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.539320][ T32] r10:61c88647 r9:858a0000 r8:858b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.539399][ T32] r4:858b8400 [ 1351.539453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.539590][ T32] r10:00000000 r9:858b8400 r8:80287e08 r7:ec919e60 r6:858e0200 r5:858a0000 [ 1351.539684][ T32] r4:00000001 [ 1351.539740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.539844][ T32] Exception stack(0xec931fb0 to 0xec931ff8) [ 1351.539912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.540000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.540067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.540134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.540184][ T32] r4:858e31c0 [ 1351.540956][ T32] INFO: task kworker/0:480:6040 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.541036][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.541231][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.541399][ T32] Call trace: [ 1351.541477][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.541588][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.541642][ T32] r4:00000000 [ 1351.541701][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.541797][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.541861][ T32] 9d20: 82de5000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.541947][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.542011][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.542103][ T32] r5:800f0013 r4:80239bb0 [ 1351.542158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.542252][ T32] r4:82ac21e4 [ 1351.542302][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.542396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1351.542447][ T32] r4:e0179dc0 [ 1351.542493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.542585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1351.542636][ T32] r4:00000000 [ 1351.542682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.542818][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1351.542874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.542968][ T32] r5:00001000 r4:e004f000 [ 1351.543015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.543098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1351.543720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.544242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.544796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1351.545069][ T32] Call trace: [ 1351.545145][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.545265][ T32] r10:8291a684 r9:ec8b5d84 r8:00000002 r7:60000113 r6:ec8b5d8c r5:858a3c00 [ 1351.545323][ T32] r4:858a3c00 [ 1351.545375][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.545472][ T32] r5:858a3c00 r4:8291a680 [ 1351.545518][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.545612][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.545748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 [ 1351.545821][ T32] r4:00000000 [ 1351.545868][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.546024][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.546108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.546198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3400 [ 1351.546391][ T32] r4:00000000 [ 1351.546447][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.546546][ T32] r9:83018005 r8:858a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1351.546594][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.546714][ T32] r5:00001000 r4:ebb3b000 [ 1351.546765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.546945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.547056][ T32] r5:8580ab8c r4:8580a800 [ 1351.547112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.547225][ T32] r7:dddced80 r6:83018000 r5:8580ab8c r4:858b8480 [ 1351.547276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.547452][ T32] r10:61c88647 r9:858a3c00 r8:858b84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.581301][ T32] r4:858b8480 [ 1351.581460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.581612][ T32] r10:00000000 r9:858b8480 r8:80287e08 r7:ec931e60 r6:858e0280 r5:858a3c00 [ 1351.581668][ T32] r4:00000001 [ 1351.581717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.581953][ T32] Exception stack(0xec8b5fb0 to 0xec8b5ff8) [ 1351.582069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.582178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.582379][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1351.582607][ T32] r4:858e31c0 ** 2 printk messages dropped ** [ 1351.583673][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.584757][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 ** 6 printk messages dropped ** [ 1351.585471][ T32] r4:e0179dc0 ** 4 printk messages dropped ** [ 1351.586095][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 8 printk messages dropped ** [ 1351.605870][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1351.606517][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) ** 7 printk messages dropped ** [ 1351.607400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.613711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.613799][ T32] task:kworker/0:482 state:D stack:0 pid:6046 tgid:6046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.614045][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.614167][ T32] Call trace: [ 1351.614313][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.614431][ T32] r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:858a4800 [ 1351.614602][ T32] r4:858a4800 [ 1351.614663][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.614758][ T32] r5:858a4800 r4:8291a680 [ 1351.614847][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.615059][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.615164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 [ 1351.615218][ T32] r4:00000000 [ 1351.615354][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.615444][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.615584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.615692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3a00 [ 1351.615787][ T32] r4:00000000 [ 1351.615940][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.616054][ T32] r9:83018005 r8:858a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1351.616161][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.616319][ T32] r5:00001000 r4:ebd09000 [ 1351.616432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.616535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.616656][ T32] r5:8580bf8c r4:8580bc00 [ 1351.616705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.616816][ T32] r7:dddced80 r6:83018000 r5:8580bf8c r4:858b8500 [ 1351.616986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.617157][ T32] r10:61c88647 r9:858a4800 r8:858b852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.617216][ T32] r4:858b8500 [ 1351.617265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.617365][ T32] r10:00000000 r9:858b8500 r8:80287e08 r7:ec931e60 r6:858e0300 r5:858a4800 [ 1351.638800][ T32] r4:00000001 [ 1351.639145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.639284][ T32] Exception stack(0xeca11fb0 to 0xeca11ff8) [ 1351.639353][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.639420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.639481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.639573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.639631][ T32] r4:858e3480 [ 1351.640510][ T32] INFO: task kworker/0:482:6046 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.640588][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.640729][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.640873][ T32] Call trace: [ 1351.641016][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.641380][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.642640][ T32] r4:00000000 [ 1351.642754][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.642941][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.643019][ T32] 9d20: 8353b000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.643093][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 ** 5 printk messages dropped ** [ 1351.643832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 ** 7 printk messages dropped ** [ 1351.644670][ T32] r5:00001000 r4:e004f000 ** 5 printk messages dropped ** [ 1351.645195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.645308][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.645415][ T32] r4:84aec000 [ 1351.645486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.645590][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1351.645643][ T32] r4:00000001 [ 1351.645687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.645764][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.645836][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.645936][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.646007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.646072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.646123][ T32] r4:842ee480 [ 1351.646172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.646233][ T32] INFO: task kworker/0:483:6047 blocked for more than 478 seconds. [ 1351.646304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.646400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.646516][ T32] task:kworker/0:483 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.646682][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.646805][ T32] Call trace: [ 1351.646916][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.647033][ T32] r10:8291a684 r9:eca15d84 r8:00000002 r7:60000113 r6:eca15d8c r5:858a6000 [ 1351.647090][ T32] r4:858a6000 [ 1351.647138][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.647227][ T32] r5:858a6000 r4:8291a680 [ 1351.647356][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.670489][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.670671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 [ 1351.670763][ T32] r4:00000000 [ 1351.670879][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.670969][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.671058][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.671188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3600 [ 1351.671247][ T32] r4:00000000 [ 1351.671294][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.671394][ T32] r9:83018005 r8:858a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1351.671443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.671538][ T32] r5:00001000 r4:ebbe3000 [ 1351.671595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.671686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.671823][ T32] r5:8580b38c r4:8580b000 [ 1351.671879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.671976][ T32] r7:dddced80 r6:83018000 r5:8580b38c r4:858b8580 ** 1 printk messages dropped ** [ 1351.672208][ T32] r10:61c88647 r9:858a6000 r8:858b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.672323][ T32] r4:858b8580 [ 1351.672381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.672493][ T32] r10:00000000 r9:858b8580 r8:80287e08 r7:eca11e60 r6:858e0380 r5:858a6000 [ 1351.672552][ T32] r4:00000001 [ 1351.672599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.672725][ T32] Exception stack(0xeca15fb0 to 0xeca15ff8) [ 1351.672841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.672956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.673020][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1351.673144][ T32] r4:858e3480 ** 5 printk messages dropped ** [ 1351.675102][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 10 printk messages dropped ** [ 1351.676368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 ** 7 printk messages dropped ** [ 1351.708924][ T32] r5:00001000 r4:e004f000 ** 6 printk messages dropped ** [ 1351.709891][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.710592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.711260][ T32] task:kworker/0:484 state:D stack:0 pid:6049 tgid:6049 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.712181][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.712275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca1de08 [ 1351.712563][ T32] r4:00000000 [ 1351.712617][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.713023][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.713144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.713251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3780 [ 1351.713314][ T32] r4:00000000 [ 1351.713475][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.713955][ T32] r9:83018005 r8:858a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1351.714028][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.714315][ T32] r5:00001000 r4:ebc5f000 [ 1351.714425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.714526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.714618][ T32] r5:8580b78c r4:8580b400 [ 1351.714665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.714816][ T32] r7:dddced80 r6:83018000 r5:8580b78c r4:858b8600 [ 1351.714883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.714989][ T32] r10:61c88647 r9:858a5400 r8:858b862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.715090][ T32] r4:858b8600 [ 1351.715206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.715325][ T32] r10:00000000 r9:858b8600 r8:80287e08 r7:eca11e60 r6:858e0400 r5:858a5400 [ 1351.715438][ T32] r4:00000001 [ 1351.715551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.715636][ T32] Exception stack(0xeca1dfb0 to 0xeca1dff8) [ 1351.715696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.715778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.715987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.716068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.716241][ T32] r4:858e3580 [ 1351.717175][ T32] INFO: task kworker/0:484:6049 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.717253][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.738616][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.738803][ T32] Call trace: [ 1351.739012][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.739218][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.739289][ T32] r4:00000000 [ 1351.739335][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.739422][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.739488][ T32] 9d20: 8398e000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.739560][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.739619][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.739714][ T32] r5:800f0013 r4:80239bb0 [ 1351.739773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.739906][ T32] r4:82ac21e4 [ 1351.739965][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.740080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 ** 2 printk messages dropped ** [ 1351.740287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 ** 7 printk messages dropped ** [ 1351.741017][ T32] r5:84b04b8c r4:84b04800 [ 1351.741071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.741174][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1351.741226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.741325][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.741413][ T32] r4:84aec000 [ 1351.741527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.741636][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1351.741838][ T32] r4:00000001 [ 1351.741896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.741978][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.742119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.742191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.742254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.742318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.742557][ T32] r4:842ee480 [ 1351.742619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.742953][ T32] INFO: task kworker/0:485:6052 blocked for more than 478 seconds. [ 1351.743044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.743123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.743186][ T32] task:kworker/0:485 state:D stack:0 pid:6052 tgid:6052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.743319][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.743415][ T32] Call trace: [ 1351.743501][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.743608][ T32] r10:8291a684 r9:ec8edd84 r8:00000002 r7:60000113 r6:ec8edd8c r5:858a6c00 [ 1351.743763][ T32] r4:858a6c00 [ 1351.743879][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.744009][ T32] r5:858a6c00 r4:8291a680 [ 1351.744067][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.744165][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.744276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 [ 1351.744348][ T32] r4:00000000 [ 1351.744398][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.744490][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.744584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.744680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3940 ** 3 printk messages dropped ** [ 1351.745016][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.745388][ T32] r5:8580bb8c r4:8580b800 [ 1351.745440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.745729][ T32] r10:61c88647 r9:858a6c00 r8:858b86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.745784][ T32] r4:858b8680 [ 1351.745833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.745930][ T32] r10:00000000 r9:858b8680 r8:80287e08 r7:eca11e60 r6:858e0480 r5:858a6c00 [ 1351.745981][ T32] r4:00000001 [ 1351.746039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.746157][ T32] Exception stack(0xec8edfb0 to 0xec8edff8) [ 1351.746320][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.746401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.746464][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.746530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.746581][ T32] r4:858e3a80 [ 1351.748280][ T32] INFO: task kworker/0:485:6052 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.779131][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.779483][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.779650][ T32] Call trace: [ 1351.779741][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.779896][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.779973][ T32] r4:00000000 [ 1351.780039][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.780190][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.780310][ T32] 9d20: 83d7d000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.780387][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.780482][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.780551][ T32] r5:800f0013 r4:80239bb0 [ 1351.780597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.780766][ T32] r4:82ac21e4 [ 1351.780804][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.780943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1351.781182][ T32] r4:e0179dc0 [ 1351.781240][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1351.781923][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1351.782751][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 4 printk messages dropped ** [ 1351.783161][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 7 printk messages dropped ** [ 1351.783626][ T32] r4:842ee480 ** 4 printk messages dropped ** [ 1351.784002][ T32] task:kworker/0:486 state:D stack:0 pid:6054 tgid:6054 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.784998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 ** 6 printk messages dropped ** [ 1351.785542][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1351.786132][ T32] r5:85811b8c r4:85811800 [ 1351.786173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.786833][ T32] r4:858b8700 ** 6 printk messages dropped ** [ 1351.787308][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.808236][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.808306][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.808406][ T32] Call trace: [ 1351.808443][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.808535][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.808563][ T32] r4:00000000 [ 1351.808677][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.808724][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.808753][ T32] 9d20: 843fb000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.808782][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.808809][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.808833][ T32] r5:800f0013 r4:80239bb0 [ 1351.808854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.808898][ T32] r4:82ac21e4 [ 1351.808919][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.809018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1351.809062][ T32] r4:e0179dc0 [ 1351.809085][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.809778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1351.809808][ T32] r4:00000000 [ 1351.809830][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.809880][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1351.809903][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.809947][ T32] r5:00001000 r4:e004f000 [ 1351.809969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.810038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.810087][ T32] r5:84b04b8c r4:84b04800 [ 1351.810109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.810159][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1351.810194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.810247][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.810270][ T32] r4:84aec000 [ 1351.810457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.810509][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1351.810532][ T32] r4:00000001 [ 1351.810582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.810622][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.810650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.810679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.810707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.810749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.810803][ T32] r4:842ee480 [ 1351.810861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.810895][ T32] INFO: task kworker/0:487:6056 blocked for more than 478 seconds. [ 1351.810930][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.810991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.811036][ T32] task:kworker/0:487 state:D stack:0 pid:6056 tgid:6056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.811087][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.811135][ T32] Call trace: [ 1351.811166][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.811215][ T32] r10:8291a684 r9:eca2dd84 r8:00000002 r7:60000013 r6:eca2dd8c r5:85920c00 [ 1351.811238][ T32] r4:85920c00 [ 1351.811295][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.811347][ T32] r5:85920c00 r4:8291a680 ** 1 printk messages dropped ** [ 1351.811493][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.811717][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.812111][ T32] r5:8581038c r4:85810000 [ 1351.812132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.812179][ T32] r7:dddced80 r6:83018000 r5:8581038c r4:858b8780 ** 2 printk messages dropped ** [ 1351.812322][ T32] r4:858b8780 ** 6 printk messages dropped ** [ 1351.813183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.813914][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.813965][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.813988][ T32] r4:00000000 [ 1351.814013][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.814217][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.814315][ T32] 9d20: 843fb000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.814414][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.814443][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.814490][ T32] r5:800f0013 r4:80239bb0 [ 1351.814704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.814748][ T32] r4:82ac21e4 [ 1351.814790][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.814837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1351.814880][ T32] r4:e0179dc0 [ 1351.814903][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.814947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1351.814969][ T32] r4:00000000 [ 1351.815053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.815109][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1351.815132][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.815209][ T32] r5:00001000 r4:e004f000 [ 1351.815272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.815317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.815359][ T32] r5:84b04b8c r4:84b04800 [ 1351.815385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.815860][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1351.815886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.815934][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.815957][ T32] r4:84aec000 [ 1351.815976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.816027][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1351.816051][ T32] r4:00000001 [ 1351.816069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.816105][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.816145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.816177][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.816224][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.816628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.816673][ T32] r4:842ee480 [ 1351.816698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.816758][ T32] INFO: task kworker/0:488:6058 blocked for more than 478 seconds. [ 1351.816857][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1351.855854][ T32] r10:8291a684 r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:85920000 ** 7 printk messages dropped ** [ 1351.856137][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1351.856583][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.856763][ T32] r5:8581078c r4:85810400 [ 1351.856788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.856837][ T32] r7:dddced80 r6:83018000 r5:8581078c r4:858b8800 [ 1351.856858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.857048][ T32] r10:61c88647 r9:85920000 r8:858b882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.857091][ T32] r4:858b8800 [ 1351.857210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.857321][ T32] r10:00000000 r9:858b8800 r8:80287e08 r7:eca25e60 r6:858e0600 r5:85920000 [ 1351.861537][ T32] r4:00000001 [ 1351.861590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.861679][ T32] Exception stack(0xeca35fb0 to 0xeca35ff8) [ 1351.861777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.861898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.862002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.862041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.862070][ T32] r4:858e3b80 [ 1351.862524][ T32] INFO: task kworker/0:488:6058 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.862687][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.862786][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.862939][ T32] Call trace: [ 1351.863359][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.863421][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.863904][ T32] r4:00000000 [ 1351.863954][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.864471][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.864535][ T32] 9d20: 84e73000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.864597][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.864652][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.864706][ T32] r5:800f0013 r4:80239bb0 [ 1351.864764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1351.865372][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.865885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1351.867140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.888714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.888814][ T32] INFO: task kworker/0:489:6060 blocked for more than 478 seconds. [ 1351.888892][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.889123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.889195][ T32] task:kworker/0:489 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.889324][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.889449][ T32] Call trace: [ 1351.889896][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.890311][ T32] r10:8291a684 r9:eca3dd84 r8:00000002 r7:60000113 r6:eca3dd8c r5:85921800 [ 1351.890375][ T32] r4:85921800 [ 1351.890446][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.890548][ T32] r5:85921800 r4:8291a680 [ 1351.890595][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.890682][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.890796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 [ 1351.890854][ T32] r4:00000000 [ 1351.891318][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.891541][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.891633][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.891761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e3e80 [ 1351.892244][ T32] r4:00000000 [ 1351.892496][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.892608][ T32] r9:83018005 r8:85921800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1351.892662][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.892758][ T32] r5:00001000 r4:ec5e9000 [ 1351.892813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.892989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.893126][ T32] r5:85810b8c r4:85810800 [ 1351.893296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.893438][ T32] r7:dddced80 r6:83018000 r5:85810b8c r4:858b8880 [ 1351.893498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.893637][ T32] r10:61c88647 r9:85921800 r8:858b88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.893733][ T32] r4:858b8880 [ 1351.893926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.894053][ T32] r10:00000000 r9:858b8880 r8:80287e08 r7:eca25e60 r6:858e0680 r5:85921800 [ 1351.894107][ T32] r4:00000001 [ 1351.894153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.894229][ T32] Exception stack(0xeca3dfb0 to 0xeca3dff8) [ 1351.894291][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.894364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.894523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.894597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.894720][ T32] r4:858e3cc0 [ 1351.895502][ T32] INFO: task kworker/0:489:6060 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.895585][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.895746][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.895856][ T32] Call trace: [ 1351.896043][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.896526][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1351.896604][ T32] r4:00000000 [ 1351.896655][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.897041][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1351.897350][ T32] 9d20: 8505f000 e0029000 00000001 80239b98 7f911000 00000001 [ 1351.929245][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1351.929361][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.929446][ T32] r5:800f0013 r4:80239bb0 [ 1351.929623][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.929784][ T32] r4:82ac21e4 [ 1351.930025][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.930342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1351.930404][ T32] r4:e0179dc0 [ 1351.930450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.930557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1351.930611][ T32] r4:00000000 [ 1351.930657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.930805][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1351.931486][ T32] r5:84b04b8c r4:84b04800 ** 5 printk messages dropped ** [ 1351.932123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1351.933005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.934112][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.934991][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.935852][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.936407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.936482][ T32] r5:85810f8c r4:85810c00 [ 1351.936522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.936736][ T32] r7:dddced80 r6:83018000 r5:85810f8c r4:858b8900 [ 1351.936790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.937031][ T32] r10:61c88647 r9:85923c00 r8:858b892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.937093][ T32] r4:858b8900 [ 1351.937138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.937235][ T32] r10:00000000 r9:858b8900 r8:80287e08 r7:eca25e60 r6:858e0700 r5:85923c00 [ 1351.937358][ T32] r4:00000001 [ 1351.950488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.950706][ T32] Exception stack(0xeca45fb0 to 0xeca45ff8) [ 1351.950810][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.950921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.950995][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.951075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.951129][ T32] r4:858e3dc0 [ 1351.951896][ T32] INFO: task kworker/0:490:6062 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1351.952075][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.952762][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.952940][ T32] Call trace: [ 1351.953033][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.953155][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 8 printk messages dropped ** [ 1351.954342][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1351.955290][ T32] r5:00001000 r4:e004f000 ** 12 printk messages dropped ** [ 1351.956439][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) ** 11 printk messages dropped ** [ 1351.986843][ T32] Call trace: ** 9 printk messages dropped ** [ 1351.989061][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 12 printk messages dropped ** [ 1351.990040][ T32] r7:dddced80 r6:83018000 r5:8581138c r4:858b8980 ** 12 printk messages dropped ** [ 1351.990682][ T32] r4:85828b80 ** 8 printk messages dropped ** [ 1351.991895][ T32] Exception stack(0xe0179d28 to 0xe0179d70) ** 11 printk messages dropped ** [ 1351.992477][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.993046][ T32] r5:84b04b8c r4:84b04800 [ 1351.993076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.993127][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1351.993150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.993231][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.993293][ T32] r4:84aec000 [ 1351.993317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.993366][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1351.993389][ T32] r4:00000001 [ 1351.993408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.993444][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1351.993473][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.993518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.993551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.993580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.993602][ T32] r4:842ee480 [ 1351.993661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.993695][ T32] INFO: task kworker/0:492:6065 blocked for more than 478 seconds. [ 1351.993728][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.993753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.993773][ T32] task:kworker/0:492 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.993821][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.993863][ T32] Call trace: [ 1351.993894][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.993943][ T32] r10:8291a684 r9:eca51d84 r8:00000002 r7:60000013 r6:eca51d8c r5:85924800 [ 1351.993966][ T32] r4:85924800 [ 1351.993987][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1351.994278][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1351.994979][ T32] r5:8581178c r4:85811400 ** 6 printk messages dropped ** [ 1351.995315][ T32] r10:00000000 r9:858b8a00 r8:80287e08 r7:eca25e60 r6:858e0800 r5:85924800 ** 17 printk messages dropped ** [ 1352.016032][ T32] 9d20: 85d4b000 e0029000 00000001 80239b98 7f911000 00000001 ** 14 printk messages dropped ** [ 1352.016984][ T32] r5:00001000 r4:e004f000 ** 10 printk messages dropped ** [ 1352.031034][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1352.031789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1352.033307][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1352.034016][ T32] r10:61c88647 r9:85925400 r8:858b8aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1352.035626][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 15 printk messages dropped ** [ 1352.068459][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1352.068657][ T32] r5:00001000 r4:e004f000 [ 1352.068678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.068718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.068761][ T32] r5:84b04b8c r4:84b04800 [ 1352.068781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.068829][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.068851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.068899][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.068921][ T32] r4:84aec000 [ 1352.068957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.069016][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.069064][ T32] r4:00000001 [ 1352.069154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.069198][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.069229][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.069259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.069287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.069318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.069340][ T32] r4:842ee480 [ 1352.069432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.069503][ T32] INFO: task kworker/1:970:6071 blocked for more than 478 seconds. [ 1352.069604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.069633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.069656][ T32] task:kworker/1:970 state:D stack:0 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.069714][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.069856][ T32] Call trace: [ 1352.069898][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.069955][ T32] r10:8291a684 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:85926000 [ 1352.069979][ T32] r4:85926000 [ 1352.070125][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.070196][ T32] r5:85926000 r4:8291a680 [ 1352.070255][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.070684][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.070790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 [ 1352.071160][ T32] r4:00000000 [ 1352.071185][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.071223][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.071596][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.071758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e8280 [ 1352.071785][ T32] r4:00000000 [ 1352.071806][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.071852][ T32] r9:83018205 r8:85926000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.071874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.071917][ T32] r5:00001000 r4:ec75d000 [ 1352.071937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.072114][ T32] r7:ddde2d80 r6:83018200 r5:8585578c r4:858e0900 ** 10 printk messages dropped ** [ 1352.072545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1352.074077][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1352.074716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1352.076063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1352.076707][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.077119][ T32] r5:8581238c r4:85812000 ** 3 printk messages dropped ** [ 1352.077275][ T32] r10:61c88647 r9:85926c00 r8:858b8b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.077407][ T32] r4:858b8b00 [ 1352.103644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.103791][ T32] r10:00000000 r9:858b8b00 r8:80287e08 r7:eca19e60 r6:858e0a00 r5:85926c00 [ 1352.103825][ T32] r4:00000001 [ 1352.103846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.103937][ T32] Exception stack(0xeca59fb0 to 0xeca59ff8) [ 1352.104047][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.104082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.104110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.104140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.104164][ T32] r4:858f62c0 [ 1352.104678][ T32] INFO: task kworker/0:494:6073 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.104725][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.104794][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.104844][ T32] Call trace: [ 1352.104892][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.105015][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.105228][ T32] r4:00000000 [ 1352.105254][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.105300][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.105343][ T32] 9d20: 86dd0000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.105409][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.105439][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 1 printk messages dropped ** [ 1352.105483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 1352.106910][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 17 printk messages dropped ** [ 1352.114279][ T32] r4:85922400 ** 9 printk messages dropped ** [ 1352.114742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f6580 ** 7 printk messages dropped ** [ 1352.115222][ T32] r5:8581278c r4:85812400 ** 10 printk messages dropped ** [ 1352.115931][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1352.117073][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 ** 18 printk messages dropped ** [ 1352.131756][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 9 printk messages dropped ** [ 1352.132251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1352.134749][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1352.135385][ T32] r5:8581338c r4:85813000 ** 6 printk messages dropped ** [ 1352.135817][ T32] r10:00000000 r9:858b8c00 r8:80287e08 r7:eca5de60 r6:858e0b00 r5:858a2400 ** 3 printk messages dropped ** [ 1352.136143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.136176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.136202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.136231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.136351][ T32] r4:858f6500 [ 1352.136846][ T32] INFO: task kworker/0:496:6077 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.136953][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.137058][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.137102][ T32] Call trace: [ 1352.157464][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.158740][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.158819][ T32] r4:00000000 [ 1352.158847][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.158905][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.158939][ T32] 9d20: 87332000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.158969][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.158995][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.159031][ T32] r5:800f0013 r4:80239bb0 [ 1352.159117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.159220][ T32] r4:82ac21e4 [ 1352.159263][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.159354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.159442][ T32] r4:e0179dc0 [ 1352.159490][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.159581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.159692][ T32] r4:00000000 [ 1352.159760][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.159962][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.160027][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.160124][ T32] r5:00001000 r4:e004f000 [ 1352.160282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.160370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.160456][ T32] r5:84b04b8c r4:84b04800 [ 1352.160519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.161103][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 19 printk messages dropped ** [ 1352.163112][ T32] r5:85928000 r4:8291a680 ** 9 printk messages dropped ** [ 1352.164048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.164559][ T32] r5:85812b8c r4:85812800 ** 11 printk messages dropped ** [ 1352.165492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1352.167043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 ** 16 printk messages dropped ** [ 1352.200623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1352.201224][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1352.201717][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.202435][ T32] r5:85812f8c r4:85812c00 ** 6 printk messages dropped ** [ 1352.202882][ T32] r10:00000000 r9:858b8d00 r8:80287e08 r7:eca61e60 r6:858e0c00 r5:85928c00 ** 17 printk messages dropped ** [ 1352.204247][ T32] 9d20: 87af6000 e0029000 00000001 80239b98 7f911000 00000001 ** 1 printk messages dropped ** [ 1352.204304][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.204511][ T32] r5:800f0013 r4:80239bb0 [ 1352.204536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.204810][ T32] r4:82ac21e4 [ 1352.204835][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.204879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.204902][ T32] r4:e0179dc0 [ 1352.204920][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.205211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.205240][ T32] r4:00000000 [ 1352.205261][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.205310][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.205784][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.205839][ T32] r5:00001000 r4:e004f000 [ 1352.205861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.206055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.206103][ T32] r5:84b04b8c r4:84b04800 [ 1352.206123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.206169][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.206191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.206238][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.206260][ T32] r4:84aec000 [ 1352.206279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.206325][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.206348][ T32] r4:00000001 [ 1352.206719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.206761][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.206830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.206894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.207148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1352.228626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591a500 ** 7 printk messages dropped ** [ 1352.228966][ T32] r5:8585638c r4:85856000 ** 6 printk messages dropped ** [ 1352.229478][ T32] r10:00000000 r9:858e0c80 r8:80287e08 r7:ec965e60 r6:858e0d00 r5:85929800 ** 16 printk messages dropped ** [ 1352.231195][ T32] Exception stack(0xe0179d28 to 0xe0179d70) ** 10 printk messages dropped ** [ 1352.231905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.231946][ T32] r4:00000000 [ 1352.232000][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.232059][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.232083][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.232157][ T32] r5:00001000 r4:e004f000 [ 1352.232462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.232506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.232583][ T32] r5:84b04b8c r4:84b04800 [ 1352.232607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.232655][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.232711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.232763][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.232787][ T32] r4:84aec000 [ 1352.232807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.232884][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.233209][ T32] r4:00000001 [ 1352.233234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.233272][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.233645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.233678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.233770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.233803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.234382][ T32] r10:8291a684 r9:eca71d84 r8:00000002 r7:60000113 r6:eca71d8c r5:8592a400 ** 14 printk messages dropped ** [ 1352.235184][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1352.235473][ T32] r7:dddced80 r6:83018000 r5:8581378c r4:858b8d80 ** 12 printk messages dropped ** [ 1352.236084][ T32] r4:858f6980 ** 10 printk messages dropped ** [ 1352.236969][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 ** 18 printk messages dropped ** [ 1352.258867][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 13 printk messages dropped ** [ 1352.259559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1352.260594][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1352.261320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.261461][ T32] r7:dddced80 r6:83018000 r5:85813b8c r4:858b8e00 [ 1352.261502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.261567][ T32] r10:61c88647 r9:8592b000 r8:858b8e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.261593][ T32] r4:858b8e00 [ 1352.261645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.261695][ T32] r10:00000000 r9:858b8e00 r8:80287e08 r7:eca71e60 r6:858e0e00 r5:8592b000 [ 1352.261719][ T32] r4:00000001 [ 1352.261737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.261772][ T32] Exception stack(0xeca75fb0 to 0xeca75ff8) [ 1352.261798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.261832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.261860][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.261888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.261931][ T32] r4:858f6a40 [ 1352.262359][ T32] INFO: task kworker/0:500:6087 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.262395][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.262547][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.262621][ T32] Call trace: [ 1352.262728][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.262799][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.262825][ T32] r4:00000000 [ 1352.262876][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.262921][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.262964][ T32] 9d20: 8804b000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.262996][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.263026][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.263067][ T32] r5:800f0013 r4:80239bb0 [ 1352.263091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.263133][ T32] r4:82ac21e4 [ 1352.263165][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.263212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.263236][ T32] r4:e0179dc0 [ 1352.263258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.263301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.263324][ T32] r4:00000000 [ 1352.263435][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.263546][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.263603][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.263655][ T32] r5:00001000 r4:e004f000 [ 1352.263676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.263718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.264650][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 17 printk messages dropped ** [ 1352.265694][ T32] r4:8592bc00 ** 8 printk messages dropped ** [ 1352.266035][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.267096][ T32] r5:85813f8c r4:85813c00 ** 4 printk messages dropped ** [ 1352.293292][ T32] r4:858b8e80 ** 12 printk messages dropped ** [ 1352.294663][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1352.295177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1352.296575][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.297064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.297113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.297236][ T32] r4:842ee480 [ 1352.297261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.297302][ T32] INFO: task kworker/0:502:6090 blocked for more than 478 seconds. [ 1352.297358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.297387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.315476][ T32] task:kworker/0:502 state:D stack:0 pid:6090 tgid:6090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.315687][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.315789][ T32] Call trace: [ 1352.315824][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.315936][ T32] r10:8291a684 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:8592c800 [ 1352.315965][ T32] r4:8592c800 [ 1352.315986][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.316037][ T32] r5:8592c800 r4:8291a680 [ 1352.316058][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.316100][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.316148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 [ 1352.316173][ T32] r4:00000000 [ 1352.316193][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.316227][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.316279][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.316495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f6ec0 [ 1352.316522][ T32] r4:00000000 [ 1352.316542][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.316611][ T32] r9:83018005 r8:8592c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1352.316634][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.316783][ T32] r5:8581438c r4:85814000 ** 4 printk messages dropped ** [ 1352.316966][ T32] r4:858b8f00 ** 7 printk messages dropped ** [ 1352.331410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1352.332755][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 ** 18 printk messages dropped ** [ 1352.333977][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 12 printk messages dropped ** [ 1352.334552][ T32] r4:842ee480 ** 6 printk messages dropped ** [ 1352.334900][ T32] Call trace: ** 9 printk messages dropped ** [ 1352.335510][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 12 printk messages dropped ** [ 1352.335957][ T32] r7:dddced80 r6:83018000 r5:8581478c r4:858b8f80 ** 10 printk messages dropped ** [ 1352.336677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.337129][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.337173][ T32] Call trace: [ 1352.337202][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.337269][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.337322][ T32] r4:00000000 [ 1352.337351][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.337465][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.346830][ T32] 9d20: 88eac000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.346888][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.346960][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.347011][ T32] r5:800f0013 r4:80239bb0 [ 1352.347058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.347124][ T32] r4:82ac21e4 [ 1352.347145][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.347190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.347282][ T32] r4:e0179dc0 [ 1352.347881][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.357918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.357973][ T32] r4:00000000 [ 1352.357999][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.358071][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.358094][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.358142][ T32] r5:00001000 r4:e004f000 [ 1352.358162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.358203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.358246][ T32] r5:84b04b8c r4:84b04800 [ 1352.358266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.358346][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.358373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.358502][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.358529][ T32] r4:84aec000 [ 1352.358551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.358600][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.358629][ T32] r4:00000001 [ 1352.358650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.358689][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.358719][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.358747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.359000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.359174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1352.359594][ T32] r5:85930000 r4:8291a680 [ 1352.359613][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.359653][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.359695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 [ 1352.359800][ T32] r4:00000000 [ 1352.359824][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.359860][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.359896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.359940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f11c0 [ 1352.359963][ T32] r4:00000000 [ 1352.360074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.360125][ T32] r9:83018005 r8:85930000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1352.360289][ T32] r5:85814b8c r4:85814800 ** 3 printk messages dropped ** [ 1352.360446][ T32] r10:61c88647 r9:85930000 r8:858f902c r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1352.361409][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1352.361851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.361893][ T32] r4:e0179dc0 [ 1352.361919][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.361994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.362021][ T32] r4:00000000 [ 1352.362162][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.362212][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.362296][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.362435][ T32] r5:00001000 r4:e004f000 [ 1352.362460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.362503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.362545][ T32] r5:84b04b8c r4:84b04800 [ 1352.362596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.362651][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.362674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.362752][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1352.362823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1352.363303][ T32] task:kworker/0:505 state:D stack:0 pid:6096 tgid:6096 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1352.364517][ T32] r5:00001000 r4:eb653000 ** 2 printk messages dropped ** [ 1352.364632][ T32] r5:8581538c r4:85815000 ** 4 printk messages dropped ** [ 1352.364796][ T32] r4:858f9080 ** 7 printk messages dropped ** [ 1352.365124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1352.365852][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 ** 12 printk messages dropped ** [ 1352.366334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1352.367180][ T32] r4:842ee480 ** 9 printk messages dropped ** [ 1352.388658][ T32] r4:85932400 ** 10 printk messages dropped ** [ 1352.389106][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.389395][ T32] r5:85814f8c r4:85814c00 ** 4 printk messages dropped ** [ 1352.389554][ T32] r4:858f9100 [ 1352.389573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.389619][ T32] r10:00000000 r9:858f9100 r8:80287e08 r7:eca91e60 r6:858fe100 r5:85932400 [ 1352.389642][ T32] r4:00000001 [ 1352.389661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.389700][ T32] Exception stack(0xeca99fb0 to 0xeca99ff8) [ 1352.389731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.389769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.389799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.389829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.389851][ T32] r4:858f1180 [ 1352.390278][ T32] INFO: task kworker/0:506:6098 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.390315][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.390567][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.390619][ T32] Call trace: [ 1352.390652][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.390704][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.390727][ T32] r4:00000000 [ 1352.390746][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.390884][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.390936][ T32] 9d20: 893e6000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.390968][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.390993][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.391018][ T32] r5:800f0013 r4:80239bb0 [ 1352.391039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.391082][ T32] r4:82ac21e4 [ 1352.391138][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.391185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.391208][ T32] r4:e0179dc0 [ 1352.391227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.391338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.391366][ T32] r4:00000000 [ 1352.391386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1352.391912][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 10 printk messages dropped ** [ 1352.392325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1352.393002][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1352.393398][ T32] r5:00001000 r4:eb96d000 ** 2 printk messages dropped ** [ 1352.393572][ T32] r5:85815b8c r4:85815800 ** 7 printk messages dropped ** [ 1352.393863][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1352.394577][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1352.395733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.396080][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.396238][ T32] r4:00000001 [ 1352.396261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.396329][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.396361][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.396391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.396419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.396448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.396534][ T32] r4:842ee480 [ 1352.396662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.396692][ T32] INFO: task kworker/0:508:6102 blocked for more than 478 seconds. [ 1352.396721][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.396745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.396769][ T32] task:kworker/0:508 state:D stack:0 pid:6102 tgid:6102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.396815][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.396857][ T32] Call trace: [ 1352.396936][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.396988][ T32] r10:8291a684 r9:ecaa9d84 r8:00000002 r7:60000113 r6:ecaa9d8c r5:85933000 [ 1352.397011][ T32] r4:85933000 [ 1352.397031][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.397074][ T32] r5:85933000 r4:8291a680 [ 1352.397148][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.397217][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.397265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 [ 1352.397289][ T32] r4:00000000 [ 1352.397375][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.428061][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.428186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.428237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1500 [ 1352.428262][ T32] r4:00000000 [ 1352.428317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.428405][ T32] r9:83018005 r8:85933000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1352.428432][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.428539][ T32] r5:00001000 r4:eb827000 [ 1352.428597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.428641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.428686][ T32] r5:8581578c r4:85815400 [ 1352.428738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.428861][ T32] r7:dddced80 r6:83018000 r5:8581578c r4:858f9200 [ 1352.428888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.428939][ T32] r10:61c88647 r9:85933000 r8:858f922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.428987][ T32] r4:858f9200 [ 1352.429011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1352.429195][ T32] Exception stack(0xecaa9fb0 to 0xecaa9ff8) ** 6 printk messages dropped ** [ 1352.429830][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.430293][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1352.430749][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.430972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.431364][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 9 printk messages dropped ** [ 1352.431688][ T32] INFO: task kworker/0:509:6104 blocked for more than 478 seconds. ** 4 printk messages dropped ** [ 1352.431914][ T32] Call trace: [ 1352.431943][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.431990][ T32] r10:8291a684 r9:ecab1d84 r8:00000002 r7:60000013 r6:ecab1d8c r5:85933c00 [ 1352.432012][ T32] r4:85933c00 [ 1352.432047][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.432094][ T32] r5:85933c00 r4:8291a680 [ 1352.432113][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.432156][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.432202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 [ 1352.432226][ T32] r4:00000000 [ 1352.432247][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.432282][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.432317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.432391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1a00 [ 1352.432514][ T32] r4:00000000 [ 1352.432537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.432582][ T32] r9:83018005 r8:85933c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1352.432605][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.432667][ T32] r5:00001000 r4:eba5f000 [ 1352.432712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.432775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.432839][ T32] r5:8581678c r4:85816400 [ 1352.432894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.432960][ T32] r7:dddced80 r6:83018000 r5:8581678c r4:858f9280 [ 1352.433048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.433100][ T32] r10:61c88647 r9:85933c00 r8:858f92ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.433124][ T32] r4:858f9280 [ 1352.433181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.433231][ T32] r10:00000000 r9:858f9280 r8:80287e08 r7:ecaa1e60 r6:858fe280 r5:85933c00 [ 1352.433254][ T32] r4:00000001 [ 1352.433340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.433386][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) ** 1 printk messages dropped ** [ 1352.433442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.434223][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 7 printk messages dropped ** [ 1352.434463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.435648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.436066][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 ** 9 printk messages dropped ** [ 1352.436528][ T32] INFO: task kworker/0:510:6106 blocked for more than 478 seconds. ** 4 printk messages dropped ** [ 1352.436751][ T32] Call trace: [ 1352.436789][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.436839][ T32] r10:8291a684 r9:ecab9d84 r8:00000002 r7:60000113 r6:ecab9d8c r5:85934800 [ 1352.436896][ T32] r4:85934800 [ 1352.436920][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.437026][ T32] r5:85934800 r4:8291a680 [ 1352.437203][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.437245][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.437322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 [ 1352.437383][ T32] r4:00000000 [ 1352.458361][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.458646][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.458704][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.458760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1780 [ 1352.458811][ T32] r4:00000000 [ 1352.458833][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.459225][ T32] r9:83018005 r8:85934800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1352.459255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.459899][ T32] r5:00001000 r4:eb9b7000 [ 1352.459946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.459993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.460038][ T32] r5:85815f8c r4:85815c00 [ 1352.460225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.460278][ T32] r7:dddced80 r6:83018000 r5:85815f8c r4:858f9300 [ 1352.460305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.460354][ T32] r10:61c88647 r9:85934800 r8:858f932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.460380][ T32] r4:858f9300 [ 1352.460400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.460447][ T32] r10:00000000 r9:858f9300 r8:80287e08 r7:ecab1e60 r6:858fe300 r5:85934800 [ 1352.460469][ T32] r4:00000001 [ 1352.460488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.460526][ T32] Exception stack(0xecab9fb0 to 0xecab9ff8) [ 1352.460620][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.460653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.460680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.460735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.460767][ T32] r4:858f1680 [ 1352.461191][ T32] INFO: task kworker/0:510:6106 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.461227][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.461300][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.461581][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.461608][ T32] r4:00000000 [ 1352.461629][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.461670][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.461698][ T32] 9d20: 89f26000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.461729][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.461762][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.461788][ T32] r5:800f0013 r4:80239bb0 [ 1352.461809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.461977][ T32] r4:82ac21e4 [ 1352.462022][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.462069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.462186][ T32] r4:e0179dc0 [ 1352.462209][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.462253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.462275][ T32] r4:00000000 [ 1352.462295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.462339][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.462360][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.462404][ T32] r5:00001000 r4:e004f000 [ 1352.462425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.462520][ T32] r5:84b04b8c r4:84b04800 ** 4 printk messages dropped ** [ 1352.462715][ T32] r4:84aec000 ** 2 printk messages dropped ** [ 1352.462854][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.463113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.463638][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.463902][ T32] r5:85935400 r4:8291a680 ** 5 printk messages dropped ** [ 1352.464185][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.464744][ T32] r5:8581638c r4:85816000 [ 1352.464908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.464960][ T32] r7:dddced80 r6:83018000 r5:8581638c r4:858f9380 [ 1352.464982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.465029][ T32] r10:61c88647 r9:85935400 r8:858f93ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.465051][ T32] r4:858f9380 [ 1352.465069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.465114][ T32] r10:00000000 r9:858f9380 r8:80287e08 r7:ecab1e60 r6:858fe380 r5:85935400 [ 1352.465154][ T32] r4:00000001 [ 1352.465177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.465213][ T32] Exception stack(0xecac1fb0 to 0xecac1ff8) [ 1352.465564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.465597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.465625][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.465654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.465677][ T32] r4:858f17c0 [ 1352.465911][ T32] INFO: task kworker/0:511:6108 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.465963][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.466025][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.466243][ T32] Call trace: [ 1352.466343][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.466410][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.466441][ T32] r4:00000000 [ 1352.466463][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.466536][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.466597][ T32] 9d20: 89f26000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.466661][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.466690][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.466714][ T32] r5:800f0013 r4:80239bb0 [ 1352.466766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.466867][ T32] r4:82ac21e4 [ 1352.466892][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.466937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.466960][ T32] r4:e0179dc0 [ 1352.467014][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.467066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.467122][ T32] r4:00000000 [ 1352.467146][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.467194][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.467215][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1352.501334][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 7 printk messages dropped ** [ 1352.501876][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) ** 6 printk messages dropped ** [ 1352.502197][ T32] INFO: task kworker/0:512:6110 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.502521][ T32] r4:85936000 ** 4 printk messages dropped ** [ 1352.502822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 ** 6 printk messages dropped ** [ 1352.503126][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.503358][ T32] r5:85816f8c r4:85816c00 ** 1 printk messages dropped ** [ 1352.503423][ T32] r7:dddced80 r6:83018000 r5:85816f8c r4:858f9400 ** 4 printk messages dropped ** [ 1352.503670][ T32] r10:00000000 r9:858f9400 r8:80287e08 r7:ecab1e60 r6:858fe400 r5:85936000 ** 5 printk messages dropped ** [ 1352.503912][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.503957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.503982][ T32] r4:858f1900 [ 1352.504408][ T32] INFO: task kworker/0:512:6110 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.504447][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.504541][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.504608][ T32] Call trace: [ 1352.504734][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.504810][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.504858][ T32] r4:00000000 [ 1352.504881][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.504924][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.504952][ T32] 9d20: 8a769000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.505012][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.505127][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.505241][ T32] r5:800f0013 r4:80239bb0 [ 1352.505265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.505307][ T32] r4:82ac21e4 [ 1352.505363][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.505410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.505435][ T32] r4:e0179dc0 [ 1352.505455][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.505499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.505522][ T32] r4:00000000 [ 1352.505573][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.505623][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.505763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.505822][ T32] r5:00001000 r4:e004f000 [ 1352.505916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.505960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.506004][ T32] r5:84b04b8c r4:84b04800 [ 1352.506023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.506069][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.506092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.506139][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.506161][ T32] r4:84aec000 [ 1352.506179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.506226][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.506249][ T32] r4:00000001 [ 1352.506268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.506303][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.506359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.506396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.506425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.506453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.506480][ T32] r4:842ee480 [ 1352.506517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.506575][ T32] INFO: task kworker/0:513:6112 blocked for more than 479 seconds. [ 1352.506608][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1352.506808][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.506862][ T32] Call trace: [ 1352.506914][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.506986][ T32] r10:8291a684 r9:ecad1d84 r8:00000002 r7:60000113 r6:ecad1d8c r5:8592e000 [ 1352.507023][ T32] r4:8592e000 [ 1352.507077][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.507128][ T32] r5:8592e000 r4:8291a680 [ 1352.507148][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.507191][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.507234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad1e08 [ 1352.507260][ T32] r4:00000000 [ 1352.507281][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.507380][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.528072][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.528170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f1b80 [ 1352.528228][ T32] r4:00000000 [ 1352.528289][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.528408][ T32] r9:83018005 r8:8592e000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1352.528436][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.528486][ T32] r5:00001000 r4:ebab3000 [ 1352.528507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.528548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.528594][ T32] r5:85816b8c r4:85816800 [ 1352.528709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.528775][ T32] r7:dddced80 r6:83018000 r5:85816b8c r4:858f9480 [ 1352.528799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.528865][ T32] r10:61c88647 r9:8592e000 r8:858f94ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.528907][ T32] r4:858f9480 [ 1352.529003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.529057][ T32] r10:00000000 r9:858f9480 r8:80287e08 r7:ecac9e60 r6:858fe480 r5:8592e000 [ 1352.529113][ T32] r4:00000001 [ 1352.529137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.529177][ T32] Exception stack(0xecad1fb0 to 0xecad1ff8) [ 1352.529229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.529294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.529436][ T32] r4:858f1c40 ** 5 printk messages dropped ** [ 1352.530345][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 7 printk messages dropped ** [ 1352.530608][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.531157][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.531721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.531977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.532385][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.532735][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.532981][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.533467][ T32] r5:85817b8c r4:85817800 [ 1352.533486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.533657][ T32] r4:858f9500 ** 4 printk messages dropped ** [ 1352.533916][ T32] Exception stack(0xecad9fb0 to 0xecad9ff8) [ 1352.533979][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.534040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.534071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.534103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.534125][ T32] r4:858f1b00 [ 1352.534358][ T32] INFO: task kworker/0:514:6114 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.534403][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.534463][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.534506][ T32] Call trace: [ 1352.534536][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.534586][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.534609][ T32] r4:00000000 [ 1352.534659][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.534763][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.534815][ T32] 9d20: 8abdd000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.534844][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.535038][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.535067][ T32] r5:800f0013 r4:80239bb0 [ 1352.535088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.535129][ T32] r4:82ac21e4 [ 1352.535155][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.535261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.535287][ T32] r4:e0179dc0 [ 1352.535308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.535351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.535410][ T32] r4:00000000 [ 1352.535434][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.535481][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.535639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.535686][ T32] r5:00001000 r4:e004f000 [ 1352.535707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.535845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.535934][ T32] r5:84b04b8c r4:84b04800 [ 1352.535958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.536006][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.536222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.536274][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.536392][ T32] r4:84aec000 [ 1352.536445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.536496][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.536521][ T32] r4:00000001 [ 1352.536541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.536596][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.536682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.536714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.536801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.536837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.536865][ T32] r4:842ee480 [ 1352.536887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.536913][ T32] INFO: task kworker/0:515:6115 blocked for more than 479 seconds. [ 1352.536962][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.536991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.537013][ T32] task:kworker/0:515 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.537255][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.557991][ T32] Call trace: [ 1352.558134][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.558221][ T32] r10:8291a684 r9:ecaddd84 r8:00000002 r7:60000113 r6:ecaddd8c r5:85938000 [ 1352.558248][ T32] r4:85938000 [ 1352.558271][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.558342][ T32] r5:85938000 r4:8291a680 [ 1352.558368][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1352.558532][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.559032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.559322][ T32] r7:dddced80 r6:83018000 r5:8581738c r4:858f9580 ** 4 printk messages dropped ** [ 1352.559627][ T32] r10:00000000 r9:858f9580 r8:80287e08 r7:ecad9e60 r6:858fe580 r5:85938000 ** 9 printk messages dropped ** [ 1352.561005][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1352.561232][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.561263][ T32] r4:00000000 [ 1352.561283][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.561326][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.561354][ T32] 9d20: 8ae1c000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.561383][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.561407][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.561430][ T32] r5:800f0013 r4:80239bb0 [ 1352.561452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.561495][ T32] r4:82ac21e4 [ 1352.561517][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.561596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.561623][ T32] r4:e0179dc0 [ 1352.561642][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.561687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.561711][ T32] r4:00000000 [ 1352.561729][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.561784][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.561837][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.561885][ T32] r5:00001000 r4:e004f000 [ 1352.561913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.562136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.562241][ T32] r5:84b04b8c r4:84b04800 [ 1352.562266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.562323][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.562346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.562394][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.562417][ T32] r4:84aec000 [ 1352.562455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.562508][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.562560][ T32] r4:00000001 [ 1352.562584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.562642][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.562684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.562715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.562742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.562803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1352.562960][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1352.563424][ T32] r4:85939800 ** 6 printk messages dropped ** [ 1352.563639][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1352.564092][ T32] r5:00001000 r4:ec867000 [ 1352.564111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.564181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.564227][ T32] r5:8581778c r4:85817400 [ 1352.564248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.564296][ T32] r7:dddced80 r6:83018000 r5:8581778c r4:858f9600 [ 1352.564317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.564382][ T32] r10:61c88647 r9:85939800 r8:858f962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.564551][ T32] r4:858f9600 [ 1352.564577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.564627][ T32] r10:00000000 r9:858f9600 r8:80287e08 r7:ecad9e60 r6:858fe600 r5:85939800 [ 1352.564651][ T32] r4:00000001 [ 1352.564670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.564705][ T32] Exception stack(0xecae9fb0 to 0xecae9ff8) [ 1352.564734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.564769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.564798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.564826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.564879][ T32] r4:858f66c0 [ 1352.565132][ T32] INFO: task kworker/0:516:6120 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.565195][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.565318][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.565362][ T32] Call trace: [ 1352.565391][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.565456][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.565483][ T32] r4:00000000 [ 1352.565505][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.565546][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.565574][ T32] 9d20: 8ae1c000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.565603][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.565687][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.565716][ T32] r5:800f0013 r4:80239bb0 [ 1352.565738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.565786][ T32] r4:82ac21e4 [ 1352.565806][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.565848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.565871][ T32] r4:e0179dc0 [ 1352.565890][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.565931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.565953][ T32] r4:00000000 [ 1352.565972][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.566016][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.566070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.566210][ T32] r5:00001000 r4:e004f000 [ 1352.566234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.566278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.566320][ T32] r5:84b04b8c r4:84b04800 [ 1352.566341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.566386][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.566406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.566453][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.566476][ T32] r4:84aec000 [ 1352.566495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.566541][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.566564][ T32] r4:00000001 [ 1352.566583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.566648][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.566678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.566707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.566733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.566826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1352.566991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1352.588046][ T32] r5:8593a400 r4:8291a680 ** 3 printk messages dropped ** [ 1352.588178][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.588354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590f180 ** 6 printk messages dropped ** [ 1352.588656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.588725][ T32] r5:85817f8c r4:85817c00 [ 1352.588750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.588824][ T32] r7:dddced80 r6:83018000 r5:85817f8c r4:858f9680 ** 1 printk messages dropped ** [ 1352.588987][ T32] r10:61c88647 r9:8593a400 r8:858f96ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1352.589393][ T32] Exception stack(0xec9e9fb0 to 0xec9e9ff8) ** 1 printk messages dropped ** [ 1352.589453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.589479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.589509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.589624][ T32] r4:858f1fc0 [ 1352.590089][ T32] INFO: task kworker/0:517:6121 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.590129][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.590232][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.590281][ T32] Call trace: [ 1352.590338][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.590394][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.590419][ T32] r4:00000000 [ 1352.590454][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.590499][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.590533][ T32] 9d20: 8b199000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.590589][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.590618][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.590669][ T32] r5:800f0013 r4:80239bb0 [ 1352.590710][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.590761][ T32] r4:82ac21e4 [ 1352.590822][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.590873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.590896][ T32] r4:e0179dc0 [ 1352.590921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.590980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.591007][ T32] r4:00000000 [ 1352.591029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.591077][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.591119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.591186][ T32] r5:00001000 r4:e004f000 [ 1352.591241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.591285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.591329][ T32] r5:84b04b8c r4:84b04800 [ 1352.591349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.591463][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.591584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.591650][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.591676][ T32] r4:84aec000 [ 1352.591791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.591905][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.591996][ T32] r4:00000001 [ 1352.592019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.592057][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.592116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.592150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.592177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.592242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.592270][ T32] r4:842ee480 [ 1352.592372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.592406][ T32] INFO: task kworker/0:518:6123 blocked for more than 479 seconds. [ 1352.592603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.592634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.592658][ T32] task:kworker/0:518 state:D stack:0 pid:6123 tgid:6123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.592704][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.592766][ T32] Call trace: [ 1352.592803][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.592854][ T32] r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:85938c00 [ 1352.592877][ T32] r4:85938c00 [ 1352.592896][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.592939][ T32] r5:85938c00 r4:8291a680 [ 1352.593007][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.593055][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.593100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 ** 1 printk messages dropped ** [ 1352.593156][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1352.593354][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.593462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.593647][ T32] r5:8581838c r4:85818000 [ 1352.593700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.593752][ T32] r7:dddced80 r6:83018000 r5:8581838c r4:858f9700 [ 1352.593779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1352.593851][ T32] r4:858f9700 ** 1 printk messages dropped ** [ 1352.594024][ T32] r10:00000000 r9:858f9700 r8:80287e08 r7:ec9e9e60 r6:858fe700 r5:85938c00 ** 5 printk messages dropped ** [ 1352.594186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.594675][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.594901][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 ** 2 printk messages dropped ** [ 1352.595142][ T32] Exception stack(0xe0179d28 to 0xe0179d70) ** 2 printk messages dropped ** [ 1352.595229][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1352.595464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 ** 3 printk messages dropped ** [ 1352.595571][ T32] r4:00000000 [ 1352.595591][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.595636][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.595659][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.595886][ T32] r5:00001000 r4:e004f000 [ 1352.595916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.596243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.596290][ T32] r5:84b04b8c r4:84b04800 [ 1352.596374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.596492][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.596518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.596600][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.596626][ T32] r4:84aec000 [ 1352.596659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.596745][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.596852][ T32] r4:00000001 [ 1352.596877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.596933][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.596975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.597193][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.597224][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.597362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.624830][ T32] r4:842ee480 [ 1352.624905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.624944][ T32] INFO: task kworker/0:519:6125 blocked for more than 479 seconds. [ 1352.625001][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.625057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.625116][ T32] task:kworker/0:519 state:D stack:0 pid:6125 tgid:6125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.625216][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.625284][ T32] Call trace: [ 1352.625318][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.625377][ T32] r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000013 r6:ecaf1d8c r5:8593b000 [ 1352.625402][ T32] r4:8593b000 [ 1352.625422][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.625495][ T32] r5:8593b000 r4:8291a680 [ 1352.625525][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.625571][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.625614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 [ 1352.625637][ T32] r4:00000000 [ 1352.625673][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.625879][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.625923][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.625966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590f6c0 [ 1352.626006][ T32] r4:00000000 [ 1352.626030][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.626080][ T32] r9:83018005 r8:8593b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1352.626102][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.626145][ T32] r5:00001000 r4:ebb5d000 [ 1352.626165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.626205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.626457][ T32] r10:61c88647 r9:8593b000 r8:858f982c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.626782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.642517][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.642551][ T32] r4:00000000 [ 1352.642593][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.642653][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.642688][ T32] 9d20: 8b96d000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.642759][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.642817][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.642873][ T32] r5:800f0013 r4:80239bb0 [ 1352.642898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.642944][ T32] r4:82ac21e4 [ 1352.642964][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.643006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.643128][ T32] r4:e0179dc0 [ 1352.643152][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.643197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.643220][ T32] r4:00000000 [ 1352.643345][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.643397][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.643420][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.643463][ T32] r5:00001000 r4:e004f000 [ 1352.643483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.643523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.643617][ T32] r5:84b04b8c r4:84b04800 [ 1352.643646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.643696][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.643718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.643799][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.643827][ T32] r4:84aec000 [ 1352.643847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.643894][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.643917][ T32] r4:00000001 [ 1352.643966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.644018][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.644048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.644095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.644161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.644194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.644248][ T32] r4:842ee480 [ 1352.644274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.644303][ T32] INFO: task kworker/0:520:6126 blocked for more than 479 seconds. [ 1352.644364][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.644451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.644511][ T32] task:kworker/0:520 state:D stack:0 pid:6126 tgid:6126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.644595][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.644638][ T32] Call trace: [ 1352.644668][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.644716][ T32] r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000013 r6:ecaf5d8c r5:8593c800 ** 2 printk messages dropped ** [ 1352.644850][ T32] r5:8593c800 r4:8291a680 ** 2 printk messages dropped ** [ 1352.644955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 [ 1352.645018][ T32] r4:00000000 [ 1352.645042][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.645137][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.645177][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.645248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590f5c0 [ 1352.645274][ T32] r4:00000000 [ 1352.645311][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.645506][ T32] r9:83018005 r8:8593c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.645532][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.645575][ T32] r5:00001000 r4:ebb19000 [ 1352.645595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.645648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.645696][ T32] r5:8581878c r4:85818400 [ 1352.645717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.645768][ T32] r7:dddced80 r6:83018000 r5:8581878c r4:858f9780 [ 1352.645789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.645837][ T32] r10:61c88647 r9:8593c800 r8:858f97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.645860][ T32] r4:858f9780 [ 1352.645897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.645947][ T32] r10:00000000 r9:858f9780 r8:80287e08 r7:ecaf1e60 r6:858fe800 r5:8593c800 [ 1352.645969][ T32] r4:00000001 [ 1352.645988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.646023][ T32] Exception stack(0xecaf5fb0 to 0xecaf5ff8) [ 1352.646049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.646076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.646185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.646293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.646398][ T32] r4:8590f200 [ 1352.646836][ T32] INFO: task kworker/0:520:6126 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.646871][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.646977][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.647024][ T32] Call trace: [ 1352.647055][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.647107][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.647452][ T32] r4:00000000 [ 1352.667155][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.667394][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.667943][ T32] 9d20: 8bd4d000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.667986][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.668033][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.668070][ T32] r5:800f0013 r4:80239bb0 [ 1352.668094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.668165][ T32] r4:82ac21e4 [ 1352.668190][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.668235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.668258][ T32] r4:e0179dc0 [ 1352.668277][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.668361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.668389][ T32] r4:00000000 [ 1352.668462][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.668515][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.668538][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.668584][ T32] r5:00001000 r4:e004f000 [ 1352.668606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.668645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.668687][ T32] r5:84b04b8c r4:84b04800 [ 1352.668707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.668759][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 [ 1352.668783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.668829][ T32] r10:61c88647 r9:84b3d400 r8:84aec02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.668907][ T32] r4:84aec000 [ 1352.668932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.668982][ T32] r10:00000000 r9:84aec000 r8:80287e08 r7:e0175e60 r6:84aec080 r5:84b3d400 [ 1352.669007][ T32] r4:00000001 [ 1352.669027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.669344][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 1352.669407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.669439][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.669546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.669579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.669602][ T32] r4:842ee480 [ 1352.669643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.669738][ T32] INFO: task kworker/1:972:6132 blocked for more than 479 seconds. [ 1352.669793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.669850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.669889][ T32] task:kworker/1:972 state:D stack:0 pid:6132 tgid:6132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.669981][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.670218][ T32] Call trace: [ 1352.670396][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.670470][ T32] r10:8291a684 r9:eca69d84 r8:00000002 r7:60000113 r6:eca69d8c r5:8593d400 [ 1352.670498][ T32] r4:8593d400 [ 1352.670582][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.670631][ T32] r5:8593d400 r4:8291a680 [ 1352.670668][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.670781][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.670911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 [ 1352.671025][ T32] r4:00000000 [ 1352.671049][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.671090][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.671125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.671201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591ae00 [ 1352.671227][ T32] r4:00000000 [ 1352.671247][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.671292][ T32] r9:83018205 r8:8593d400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1352.671599][ T32] r5:00001000 r4:ec5a1000 ** 1 printk messages dropped ** [ 1352.671836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.671879][ T32] r5:8585678c r4:85856400 [ 1352.671898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.671945][ T32] r7:ddde2d80 r6:83018200 r5:8585678c r4:858fe880 [ 1352.671967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.672014][ T32] r10:61c88647 r9:8593d400 r8:858fe8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.672038][ T32] r4:858fe880 [ 1352.672090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.672273][ T32] r10:00000000 r9:858fe880 r8:80287e08 r7:ec965e60 r6:858fe900 r5:8593d400 [ 1352.672300][ T32] r4:00000001 [ 1352.672319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.672376][ T32] Exception stack(0xeca69fb0 to 0xeca69ff8) [ 1352.672481][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.672705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.672736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.672773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.672796][ T32] r4:8591a480 [ 1352.673236][ T32] INFO: task kworker/1:972:6132 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.673289][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.673608][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.673660][ T32] Call trace: [ 1352.673691][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.673744][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.673811][ T32] r4:00000000 [ 1352.673837][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.673881][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.673929][ T32] 9d20: 8bd4d000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.673994][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.674024][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.674049][ T32] r5:800f0013 r4:80239bb0 [ 1352.674088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.674193][ T32] r4:82ac21e4 [ 1352.674296][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.674472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0179dc0 r5:e0179e08 [ 1352.674575][ T32] r4:e0179dc0 [ 1352.674606][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.674652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee2c0 [ 1352.674682][ T32] r4:00000000 [ 1352.674805][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.674860][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 1 printk messages dropped ** [ 1352.674949][ T32] r5:00001000 r4:e004f000 ** 4 printk messages dropped ** [ 1352.675128][ T32] r7:ddde2d80 r6:83018200 r5:84b04b8c r4:84aec000 ** 5 printk messages dropped ** [ 1352.675314][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.675576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.675733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1352.676699][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1352.677255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590fb80 ** 6 printk messages dropped ** [ 1352.706148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.706398][ T32] r7:dddced80 r6:83018000 r5:85819b8c r4:858f9880 ** 4 printk messages dropped ** [ 1352.706935][ T32] r10:00000000 r9:858f9880 r8:80287e08 r7:ecaf1e60 r6:858fe980 r5:8593e000 ** 6 printk messages dropped ** [ 1352.718872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.719013][ T32] r4:8590f4c0 [ 1352.719784][ T32] INFO: task kworker/0:521:6133 is blocked on a mutex likely owned by task kworker/1:224:3693. [ 1352.719880][ T32] task:kworker/1:224 state:R running task stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.720045][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.720324][ T32] Call trace: [ 1352.720433][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.720558][ T32] r10:82ac21c4 r9:84b3d400 r8:80200be4 r7:e0179d5c r6:ffffffff r5:84b3d400 [ 1352.720617][ T32] r4:00000000 [ 1352.720663][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.720749][ T32] Exception stack(0xe0179d28 to 0xe0179d70) [ 1352.720815][ T32] 9d20: 8c418000 e0029000 00000001 80239b98 7f911000 00000001 [ 1352.720883][ T32] 9d40: 82ac15a0 7f911000 e0029000 8280c928 82ac21c4 e0179da4 e0179da8 e0179d78 [ 1352.720941][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff VM DIAGNOSIS: 18:45:57 Registers: info registers vcpu 0 CPU#0 R00=840fd440 R01=00000066 R02=ebcdd000 R03=ebcdd018 R04=83980031 R05=840fd440 R06=80a629e8 R07=83980031 R08=80a629e8 R09=00000059 R10=0000032f R11=ebcf1e24 R12=00000002 R13=ebcf1e18 R14=8295b2ec R15=80a629f8 PSR=800f0093 N--- A S svc32 s00=7ef67928 s01=76ef3150 d00=76ef31507ef67928 s02=00000001 s03=76ee7a88 d01=76ee7a8800000001 s04=fffc0100 s05=fffc0100 d02=fffc0100fffc0100 s06=00000001 s07=00000000 d03=0000000000000001 s08=c0300c00 s09=c0300c03 d04=c0300c03c0300c00 s10=08040201 s11=80402010 d05=8040201008040201 s12=08040201 s13=80402010 d06=8040201008040201 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=00000001 R01=82257f84 R02=00000000 R03=81a50de8 R04=00000006 R05=828fac48 R06=00000000 R07=828fac40 R08=83251800 R09=00000028 R10=828fac48 R11=df8e1d00 R12=df8e1d04 R13=df8e1cf4 R14=803480f4 R15=81a50df8 PSR=800f0193 N--- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000